Martinez Weather

Town • San Francisco Bay Area

Historic county seat, waterfront

65°
😎
Comfort Score
95(A)
Perfect
Weather updated October 1, 2026 at 12:02 AM PDT

Martinez weather at a glance

Martinez is a town at 16 feet in San Francisco Bay Area. Historic county seat, waterfront. Notable features include sunny, waterfront, and historic.

Current conditions are 65°F, feeling like 63°F, with 64% humidity, winds near 8 mph, 0% cloud cover, and a 0% chance of precipitation. Mild with clear skies.

The location-specific climate baseline shows an average daily high of 71°F and an average low of 48°F, with about 10.4 hours of sunshine per day and 1.8 hours of morning fog per day. Expected annual precipitation is approximately 15.1 inches.

Plan your week

10-Day Forecast

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  1. Today
    Oct 1
    88°59°
    Comfort
    77
    0%
    Precip 0 in
  2. Fri
    Oct 2
    88°61°
    Comfort
    72
    0%
    Precip 0 in
  3. Sat
    Oct 3
    96°71°
    Comfort
    62
    0%
    Precip 0 in
  4. Sun
    Oct 4
    96°74°
    Comfort
    63
    2%
    Precip 0 in
  5. Mon
    Oct 5
    97°74°
    Comfort
    61
    0%
    Precip 0 in
  6. Tue
    Oct 6
    98°74°
    Comfort
    60
    0%
    Precip 0 in
  7. Wed
    Oct 7
    100°76°
    Comfort
    59
    1%
    Precip 0 in
  8. Thu
    Oct 8
    92°72°
    Comfort
    67
    1%
    Precip 0 in
  9. Best day
    Fri
    Oct 9
    85°65°
    Comfort
    82
    1%
    Precip 0 in
  10. Sat
    Oct 10
    94°66°
    Comfort
    64
    1%
    Precip 0 in

Hour by hour

Hourly Forecast

Drag or swipe to browse
  1. Today
    Now
    65°
    Comfort
    95
    0%
    0 in
  2. Today
    1 AM
    65°
    Comfort
    94
    0%
    0 in
  3. Today
    2 AM
    64°
    Comfort
    93
    0%
    0 in
  4. Today
    3 AM
    64°
    Comfort
    92
    0%
    0 in
  5. Today
    4 AM
    62°
    Comfort
    90
    0%
    0 in
  6. Today
    5 AM
    60°
    Comfort
    88
    0%
    0 in
  7. Today
    6 AM
    60°
    Comfort
    87
    0%
    0 in
  8. Today
    7 AM
    59°
    Comfort
    87
    0%
    0 in
  9. Sunrise7:04 AM
  10. Today
    8 AM
    60°
    Comfort
    88
    0%
    0 in
  11. Today
    9 AM
    65°
    Comfort
    94
    0%
    0 in
  12. Today
    10 AM
    70°
    Comfort
    99
    0%
    0 in
  13. Today
    11 AM
    75°
    Comfort
    100
    0%
    0 in
  14. Today
    12 PM
    80°
    Comfort
    96
    0%
    0 in
  15. Today
    1 PM
    84°
    Comfort
    89
    0%
    0 in
  16. Today
    2 PM
    86°
    Comfort
    82
    0%
    0 in
  17. Today
    3 PM
    88°
    Comfort
    83
    0%
    0 in
  18. Today
    4 PM
    88°
    Comfort
    89
    0%
    0 in
  19. Today
    5 PM
    84°
    Comfort
    95
    0%
    0 in
  20. Today
    6 PM
    79°
    Comfort
    98
    0%
    0 in
  21. Sunset6:51 PM
  22. Today
    7 PM
    72°
    Comfort
    97
    0%
    0 in
  23. Today
    8 PM
    71°
    Comfort
    96
    0%
    0 in
  24. Today
    9 PM
    69°
    Comfort
    93
    0%
    0 in
  25. Today
    10 PM
    68°
    Comfort
    92
    0%
    0 in
  26. Today
    11 PM
    67°
    Comfort
    92
    0%
    0 in
  27. Fri
    12 AM
    66°
    Comfort
    92
    0%
    0 in
  28. Fri
    1 AM
    64°
    Comfort
    91
    0%
    0 in
  29. Fri
    2 AM
    63°
    Comfort
    87
    0%
    0 in
  30. Fri
    3 AM
    61°
    Comfort
    88
    0%
    0 in
  31. Fri
    4 AM
    61°
    Comfort
    83
    0%
    0 in
  32. Fri
    5 AM
    62°
    Comfort
    84
    0%
    0 in
  33. Fri
    6 AM
    61°
    Comfort
    83
    0%
    0 in
  34. Fri
    7 AM
    62°
    Comfort
    83
    0%
    0 in
  35. Sunrise7:05 AM
  36. Fri
    8 AM
    62°
    Comfort
    88
    0%
    0 in
  37. Fri
    9 AM
    68°
    Comfort
    95
    0%
    0 in
  38. Fri
    10 AM
    73°
    Comfort
    99
    0%
    0 in
  39. Fri
    11 AM
    77°
    Comfort
    98
    0%
    0 in
  40. Fri
    12 PM
    81°
    Comfort
    93
    0%
    0 in
  41. Fri
    1 PM
    85°
    Comfort
    85
    0%
    0 in
  42. Fri
    2 PM
    86°
    Comfort
    81
    0%
    0 in
  43. Fri
    3 PM
    87°
    Comfort
    84
    0%
    0 in
  44. Fri
    4 PM
    88°
    Comfort
    84
    0%
    0 in
  45. Fri
    5 PM
    88°
    Comfort
    85
    0%
    0 in
  46. Fri
    6 PM
    86°
    Comfort
    85
    0%
    0 in
  47. Sunset6:49 PM
  48. Fri
    7 PM
    84°
    Comfort
    87
    0%
    0 in
  49. Fri
    8 PM
    82°
    Comfort
    93
    0%
    0 in
  50. Fri
    9 PM
    80°
    Comfort
    97
    0%
    0 in
  51. Fri
    10 PM
    78°
    Comfort
    100
    0%
    0 in
  52. Fri
    11 PM
    76°
    Comfort
    100
    0%
    0 in

Current Conditions

Temperature
65°F
Feels like 63°F
Humidity
64%
Dew point 53°F
Wind
8 mph
NW • Gusts 11 mph
Cloud Cover
0%
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Thermal90
Wind100
Stars Visible100
Moisture100
Precipitation100

Weather Maps

About the weather maps for Martinez

Each preview is centered on Martinez, 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 Martinez. 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
88°Fforecast
12° above normal
Normal: 76°F
Rainfall Year-to-Date
11.4"
15% below average
30-yr avg: 13.5"
Sunny Days
27last 28 days
Right on track
Typical: 27
Foggy Days
0last 28 days
vs 6 typical
Clearer than usual
Avg Wind Speed
11.6 mphlast 28 days
4.5 mph windier than baseline
Typical: 7.2 mph
Comfort Score
9228-day avg
On par with typical
Recent baseline: 91
What the Martinez climate comparisons mean

These cards compare recent conditions at Martinez 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 Martinez 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

85
Avg Comfort
71.5°
Avg High
47.9°
Avg Low
77%
Perfect Days
☀️ Avg Sunshine10.4h/day
🌫️ Avg Fog1.8h/day
💧 Avg Annual Rain15.1"
🌧️ Rainy Days/yr69 (19%)
🌫️ Foggy Days/yr97
✨ Perfect Days (80+)519

🌟 Best Months to Visit

1. June87
81.2° / 53.8° · ☀️ 13.5h
4 foggy days · 1 rainy days
2. May79
74.9° / 50.1° · ☀️ 12.8h
5 foggy days · 4 rainy days
3. July79
83.7° / 55.2° · ☀️ 13.5h
7 foggy days · 0 rainy days

⚠️ Challenging Months

1. January32
56.4° / 39.6° · ☀️ 7h
💧 3.1" · 11 rainy days · 13 foggy days
2. December33
57.1° / 39.7° · ☀️ 6.7h
💧 3.1" · 12 rainy days · 12 foggy days
3. February42
61.3° / 42.2° · ☀️ 8.2h
💧 2.8" · 10 rainy days · 10 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
October 20249564.6° / 49.6°9h0d0.1"2
November 20248162.8° / 46.9°6.4h2d3.62"19
December 20246757.3° / 45.7°4.1h11d5.08"9
January 20258259° / 41.6°6.8h5d0.14"22
February 20257861.2° / 44.6°6.9h4d6.6"19
March 20258562.8° / 46.4°8.7h0d2.01"23
April 20259369.1° / 49.5°10h0d0.2"28
May 20259476.6° / 53.7°12.4h2d0.14"31
June 20259377.9° / 54.7°12.8h3d0"30
July 20259177.8° / 56.6°12.3h7d0"31
August 20259185.6° / 59.4°11.5h1d0"31
September 20259181.3° / 61.3°9.8h1d0.12"28
October 20258972.9° / 54.5°8.1h4d1.54"29
November 20257763.3° / 50.7°5.3h10d1.94"17
December 20255753.5° / 45.4°2.4h22d4.21"3
January 20267058.2° / 44.4°5.9h16d3.44"8
February 20267763.6° / 46.6°6.5h7d3.81"16
March 20269477.5° / 52.9°9.7h0d0.02"30
April 20268868.9° / 50.6°9.4h1d3.48"23
May 20269274.2° / 54.1°11.8h2d0.66"30
June 20269179° / 57.1°12.6h5d0"28
July 20269282.9° / 58.9°11.7h3d0.01"31
August 20269283.3° / 58.7°11.2h0d0"31
Last updated: 9/2/2026

Climate Trends

Average Temperature by Month

90°F77°F64°F50°F37°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 Martinez climate charts

The temperature chart compares average monthly highs and lows at Martinez, 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 Martinez. 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 Martinez

This heatmap shows how average temperature at Martinez 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 Martinez

This heatmap shows when fog or low cloud is most likely at Martinez. 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 Martinez

This heatmap shows the typical hourly wind pattern at Martinez 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 Martinez

This heatmap shows average cloud cover at Martinez 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 Martinez

This heatmap shows the average solar radiation reaching Martinez 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
38.0194, -122.1341
⛰️
Elevation
16 ft
🏷️
Type
Town
🏷️
Tags
#sunny#waterfront#historic
Map
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Frequently Asked Questions

Everything you need to know about weather and visiting Martinez

What is the weather at Martinez right now?

Current conditions at Martinez are 65°F, feeling like 63°F, with 64% humidity, winds near 8 mph, 0% cloud cover, and a 0% chance of precipitation. Mild with clear skies

What temperatures are typical at Martinez?

The location-specific record for 1991-01-01 through 2020-12-31 shows an average daily high of 71°F and an average low of 48°F at Martinez. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Martinez get?

The location-specific climate baseline estimates about 15.1 inches of precipitation and 69 days with measurable rain in a typical year at Martinez. The monthly breakdown shows when that rain is most likely.

How often is Martinez foggy?

Martinez averages about 1.8 hours of morning fog per day across the location-specific climate baseline, with approximately 97 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 Martinez for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are October 2024 (65°F/50°F average high/low and a 95 comfort score), May 2025 (77°F/54°F average high/low and a 94 comfort score), and March 2026 (78°F/53°F average high/low and a 94 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Martinez?

Martinez is a town at 16 feet. Historic county seat, waterfront. Notable features include sunny, waterfront, and historic.

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