Portola Redwoods State Park Weather

ParkSan Francisco Bay Area

Santa Cruz Mountains redwood park

79°
😎
Comfort Score
100(A)
Perfect
Weather updated September 9, 2026 at 8:32 PM PDT

Portola Redwoods State Park weather at a glance

Portola Redwoods State Park is a park at 1,200 feet in San Francisco Bay Area. Santa Cruz Mountains redwood park. Notable features include cool, redwoods, camping, and hiking.

Current conditions are 79°F, feeling like 75°F, with 25% humidity, winds near 5 mph, 2% cloud cover, and a 0% chance of precipitation. Warm with clear skies.

The location-specific climate baseline shows an average daily high of 70°F and an average low of 46°F, with about 0.0 hours of sunshine per day and 0.0 hours of morning fog per day. Expected annual precipitation is approximately 33.0 inches.

Plan your week

10-Day Forecast

  1. Today
    Sep 9
    99°70°
    Comfort
    60
    1%
    Precip 0 in
  2. Thu
    Sep 10
    87°63°
    Comfort
    82
    1%
    Precip 0 in
  3. Best day
    Fri
    Sep 11
    72°54°
    Comfort
    96
    0%
    Precip 0 in
  4. Sat
    Sep 12
    73°51°
    Comfort
    95
    0%
    Precip 0 in
  5. Sun
    Sep 13
    77°48°
    Comfort
    92
    0%
    Precip 0 in
  6. Mon
    Sep 14
    82°50°
    Comfort
    88
    0%
    Precip 0 in
  7. Tue
    Sep 15
    71°49°
    Comfort
    94
    1%
    Precip 0 in
  8. Wed
    Sep 16
    79°49°
    Comfort
    92
    1%
    Precip 0 in
  9. Thu
    Sep 17
    88°54°
    Comfort
    75
    1%
    Precip 0 in
  10. Fri
    Sep 18
    83°54°
    Comfort
    81
    2%
    Precip 0 in

Pick your time

Hourly Forecast

  1. Today
    Now
    81°
    Comfort
    99
    1%
    0 in
  2. Today
    9 PM
    78°
    Comfort
    100
    1%
    0 in
  3. Today
    10 PM
    78°
    Comfort
    100
    1%
    0 in
  4. Today
    11 PM
    79°
    Comfort
    99
    1%
    0 in
  5. Thu
    12 AM
    80°
    Comfort
    99
    1%
    0 in
  6. Thu
    1 AM
    80°
    Comfort
    99
    1%
    0 in
  7. Thu
    2 AM
    79°
    Comfort
    99
    1%
    0 in
  8. Thu
    3 AM
    78°
    Comfort
    99
    1%
    0 in
  9. Thu
    4 AM
    78°
    Comfort
    100
    1%
    0 in
  10. Thu
    5 AM
    78°
    Comfort
    99
    1%
    0 in
  11. Thu
    6 AM
    77°
    Comfort
    99
    1%
    0 in
  12. Sunrise6:47 AM
  13. Thu
    7 AM
    76°
    Comfort
    99
    1%
    0 in
  14. Thu
    8 AM
    77°
    Comfort
    99
    1%
    0 in
  15. Thu
    9 AM
    81°
    Comfort
    98
    1%
    0 in
  16. Thu
    10 AM
    84°
    Comfort
    96
    1%
    0 in
  17. Thu
    11 AM
    87°
    Comfort
    91
    1%
    0 in
  18. Thu
    12 PM
    87°
    Comfort
    87
    1%
    0 in
  19. Thu
    1 PM
    86°
    Comfort
    87
    1%
    0 in
  20. Thu
    2 PM
    86°
    Comfort
    89
    1%
    0 in
  21. Thu
    3 PM
    86°
    Comfort
    91
    1%
    0 in
  22. Thu
    4 PM
    84°
    Comfort
    95
    1%
    0 in
  23. Thu
    5 PM
    81°
    Comfort
    98
    1%
    0 in
  24. Thu
    6 PM
    77°
    Comfort
    97
    1%
    0 in
  25. Thu
    7 PM
    72°
    Comfort
    98
    1%
    0 in
  26. Sunset7:23 PM
  27. Thu
    8 PM
    70°
    Comfort
    96
    0%
    0 in
  28. Thu
    9 PM
    67°
    Comfort
    94
    0%
    0 in
  29. Thu
    10 PM
    65°
    Comfort
    94
    0%
    0 in
  30. Thu
    11 PM
    63°
    Comfort
    92
    0%
    0 in
  31. Fri
    12 AM
    61°
    Comfort
    89
    0%
    0 in
  32. Fri
    1 AM
    59°
    Comfort
    88
    0%
    0 in
  33. Fri
    2 AM
    58°
    Comfort
    87
    0%
    0 in
  34. Fri
    3 AM
    58°
    Comfort
    86
    0%
    0 in
  35. Fri
    4 AM
    58°
    Comfort
    86
    0%
    0 in
  36. Fri
    5 AM
    58°
    Comfort
    85
    0%
    0 in
  37. Fri
    6 AM
    56°
    Comfort
    83
    0%
    0 in
  38. Sunrise6:47 AM
  39. Fri
    7 AM
    54°
    Comfort
    82
    0%
    0 in
  40. Fri
    8 AM
    57°
    Comfort
    87
    0%
    0 in
  41. Fri
    9 AM
    59°
    Comfort
    90
    0%
    0 in
  42. Fri
    10 AM
    62°
    Comfort
    93
    0%
    0 in
  43. Fri
    11 AM
    66°
    Comfort
    98
    0%
    0 in
  44. Fri
    12 PM
    69°
    Comfort
    100
    0%
    0 in
  45. Fri
    1 PM
    69°
    Comfort
    100
    0%
    0 in
  46. Fri
    2 PM
    70°
    Comfort
    100
    0%
    0 in
  47. Fri
    3 PM
    72°
    Comfort
    100
    0%
    0 in
  48. Fri
    4 PM
    72°
    Comfort
    100
    0%
    0 in
  49. Fri
    5 PM
    70°
    Comfort
    98
    0%
    0 in
  50. Fri
    6 PM
    67°
    Comfort
    96
    0%
    0 in
  51. Fri
    7 PM
    61°
    Comfort
    91
    0%
    0 in

Current Conditions

Temperature
79°F
Feels like 75°F
Humidity
25%
Dew point 40°F
Wind
5 mph
NW • Gusts 6 mph
Cloud Cover
2%
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Thermal100
Wind100
Stars Visible100
Moisture98
Precipitation100

Weather Maps

About the weather maps for Portola Redwoods State Park

Each preview is centered on Portola Redwoods State Park, with the red pin marking its approximate location. Satellite imagery provides cloud context, radar shows nearby precipitation, and the fog view shows the marine-layer or low-cloud field when that regional layer is available.

These images cover a wider area than the point forecast, so a nearby cloud or rain band may not be directly over Portola Redwoods State Park. Open a preview for the interactive map and its latest timestamp before making a weather-sensitive decision.

Nearby Temperature Comparison

Conditions at nearby San Francisco Bay Area destinations

Tip: Bay Area temps can vary 20-30°F within a short distance due to microclimates.

Climate Dashboard

Current conditions vs. NOAA normals and recent destination baseline

Today's High vs Normal
99°Fforecast
18° above normal
Normal: 81°F
Rainfall Year-to-Date
6.4"
74% below average
30-yr avg: 24.3"
Sunny Days
19last 28 days
1 more than baseline
Recent baseline: 18
Foggy Days
4last 28 days
vs 8 recent baseline
Clearer than usual
Avg Wind Speed
6.9 mphlast 28 days
2.7 mph calmer than baseline
Recent baseline: 9.6 mph
Comfort Score
8228-day avg
11 pts above typical
Recent baseline: 71
What the Portola Redwoods State Park climate comparisons mean

These cards compare recent conditions at Portola Redwoods State Park with the available local baseline. Temperature and year-to-date rainfall use long-term normals when available; fog, sunshine, wind, and comfort use the matching recent or modeled baseline identified on each card.

Positive and negative differences describe how Portola Redwoods State Park departs from its own usual pattern. They should not be read as a direct comparison with another city or as a forecast beyond the period shown.

Historical Climate Data

Long-term weather patterns and climate data

Data sources: NOAA URMA for recent temperature history, NOAA Stage IV for recent precipitation, NOAA HRRR for fog, cloud, wind, humidity, and sunshine signals, and NOAA 1991-2020 climate normals for long-term baselines.

Climate Overview

Based on NOAA 30-year temperature/rain normals (1991-2020) with recent fog/sun baseline

82
Avg Comfort
69.8°
Avg High
46°
Avg Low
69%
Perfect Days
☀️ Avg Sunshine (recent)9.4h/day
🌫️ Avg Fog (recent)1.9h/day
💧 Avg Annual Rain33"
🌧️ Rainy Days/yr100 (27%)
🌫️ Foggy Days/yr (recent)90
✨ Perfect Days (80+)389

🌟 Best Months to Visit

1. June78
76.9° / 49.7° · ☀️ 13.1h
5 foggy days · 5 rainy days
2. August69
81.6° / 53.3° · ☀️ 11.8h
7 foggy days · 5 rainy days
3. July65
80.9° / 52.8° · ☀️ 12.3h
16 foggy days · 5 rainy days

⚠️ Challenging Months

1. December42
58.2° / 39.7° · ☀️ 6.6h
💧 6.2" · 14 rainy days · 6 foggy days
2. February42
60.1° / 40.9° · ☀️ 7.2h
💧 8.4" · 13 rainy days · 8 foggy days
3. March47
63.5° / 42.3° · ☀️ 9h
💧 6.2" · 11 rainy days · 11 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
August 20249070.7° / 56°11.9h4d0.14"26
September 20248971.5° / 56.1°10.7h7d0.22"26
October 20249173.4° / 57.1°9.8h3d0.19"28
November 20247859.9° / 47.5°7.1h7d3.38"18
December 20247561.8° / 48.9°6.7h6d6.54"18
January 20258358.8° / 43.9°8h4d0.67"24
February 20257358.3° / 45.2°6.9h8d7.64"14
March 20257156.6° / 45.3°9h11d4.92"12
April 20258059.1° / 45.8°10.7h8d1.24"20
May 20258162.5° / 48.5°12.3h10d0.45"19
June 20258564.4° / 50.1°13.1h5d0"26
July 20258265° / 52.4°12.3h16d0.05"20
August 20258870.6° / 55.6°11.7h9d0.16"26
September 20258571.4° / 58.3°10.1h11d0.57"20
October 20258466.8° / 53°9.1h10d1.7"20
November 20257964.2° / 50.7°7.5h5d5.9"18
December 20257762.2° / 48.7°6.5h5d5.81"21
January 20268062.5° / 48.3°7.4h5d4.36"23
February 20267863.4° / 49.2°7.8h4d2.03"10
Last updated: 2/15/2026

Climate Trends

Average Temperature by Month

81°F71°F61°F51°F41°FOct '24Nov '24Dec '24Jan '25Feb '25Mar '25Apr '25May '25Jun '25Jul '25Aug '25Sep '25Oct '25Nov '25Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26Aug '26
Average High
Average Low
About the Portola Redwoods State Park climate charts

The temperature chart compares average monthly highs and lows at Portola Redwoods State Park, showing both the seasonal cycle and the typical day-to-night range. The comfort chart summarizes how often the combined weather pattern is favorable rather than judging temperature alone.

Precipitation shows the total recorded or modeled rainfall for each month at Portola Redwoods State Park. Sunshine compares average bright-sky hours with the daylight available, while fog shows the average number of morning fog or low-cloud hours per day. Switch between the chart tabs to compare the same months across each measure.

Hourly Temperature, Fog, Wind, Cloud Cover, and Solar Radiation Patterns

Average local hour by month from 2014-09-30 to 2026-04-30

How to read the temperature heatmap for Portola Redwoods State Park

This heatmap shows how average temperature at Portola Redwoods State Park changes by hour and month. Read left to right for the seasons and top to bottom for the time of day; warmer colors identify the usual afternoon peaks and cooler colors show overnight and winter lows.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the fog heatmap for Portola Redwoods State Park

This heatmap shows when fog or low cloud is most likely at Portola Redwoods State Park. Darker cells mark month-and-hour combinations with a stronger historical fog signal, which helps separate overnight or morning fog from cloud that tends to linger into the afternoon.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the wind heatmap for Portola Redwoods State Park

This heatmap shows the typical hourly wind pattern at Portola Redwoods State Park through the year. It makes recurring afternoon wind, calmer overnight periods, and seasonal changes easier to compare than a single daily wind value.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the cloud cover heatmap for Portola Redwoods State Park

This heatmap shows average cloud cover at Portola Redwoods State Park for every month and hour. Use it to see whether cloudiness is mainly an overnight and morning pattern or commonly persists during the part of the day you plan to visit.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

How to read the solar radiation heatmap for Portola Redwoods State Park

This heatmap shows the average solar radiation reaching Portola Redwoods State Park by month and hour. Brighter cells indicate the strongest typical sun, while muted cells can reflect nighttime, shorter winter days, cloud cover, smoke, or terrain shading.

Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage; the red marker shows the current month and hour.

Loading interactive climate heatmaps…

Location Details

📍
Coordinates
37.2511, -122.2214
⛰️
Elevation
1200 ft
🏷️
Type
Park
🏷️
Tags
#cool#redwoods#camping#hiking
Map
Loading map...
Get Directions →

Frequently Asked Questions

Everything you need to know about weather and visiting Portola Redwoods State Park

What is the weather at Portola Redwoods State Park right now?

Current conditions at Portola Redwoods State Park are 79°F, feeling like 75°F, with 25% humidity, winds near 5 mph, 2% cloud cover, and a 0% chance of precipitation. Warm with clear skies

What temperatures are typical at Portola Redwoods State Park?

The location-specific record for 1991-01-01 through 2020-12-31 shows an average daily high of 70°F and an average low of 46°F at Portola Redwoods State Park. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Portola Redwoods State Park get?

The location-specific climate baseline estimates about 33.0 inches of precipitation and 100 days with measurable rain in a typical year at Portola Redwoods State Park. The monthly breakdown shows when that rain is most likely.

How often is Portola Redwoods State Park foggy?

Portola Redwoods State Park averages about 0.0 hours of morning fog per day across the location-specific climate baseline, with approximately 0 foggy days in a typical year. Fog varies considerably by season, so check the monthly breakdown and current forecast for visit planning.

What are the best months to visit Portola Redwoods State Park for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are October 2024 (73°F/57°F average high/low and a 91 comfort score), August 2024 (71°F/56°F average high/low and a 90 comfort score), and September 2024 (72°F/56°F average high/low and a 89 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Portola Redwoods State Park?

Portola Redwoods State Park is a park at 1,200 feet. Santa Cruz Mountains redwood park. Notable features include cool, redwoods, camping, and hiking.

💡 Local Tip: San Francisco Bay Area weather can change dramatically within short distances and throughout the day. Always check current conditions before visiting Portola Redwoods State Park.