Santa Clara Weather

TownSan Francisco Bay Area

Large tech city, sunny and warm

63°
😌
Comfort Score
74(B-)
Very Good
Weather updated August 16, 2026 at 9:31 PM PDT

Santa Clara weather at a glance

Santa Clara is a town at 75 feet in San Francisco Bay Area. Large tech city, sunny and warm. Notable features include sunny, warm, tech, and theme-park.

Current conditions are 63°F, feeling like 63°F, with 79% humidity, winds near 4 mph, 100% cloud cover, and a 0% chance of precipitation. Mild and overcast.

The location-specific climate baseline shows an average daily high of 72°F and an average low of 48°F, with about 10.7 hours of sunshine per day and 1.2 hours of morning fog per day. Expected annual precipitation is approximately 12.1 inches.

Current Conditions

Temperature
63°F
Feels like 63°F
Humidity
79%
Wind
4 mph
NW • Gusts 13 mph
Cloud Cover
100%
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Temperature77
Wind90
Night Sky5
Humidity50
Precipitation100

Hourly Forecast

Today

TimeTempComfortAQIWindPrecipConditions
Now64°73 (B-)5 mph0%☁️ Cloudy
10pm62°70 (B-)5 mph0%☁️ Cloudy
11pm60°70 (B-)4 mph0%☁️ Cloudy

Tomorrow

TimeTempComfortAQIWindPrecipConditions
12am60°72 (B-)2 mph0%☁️ Cloudy
1am59°70 (B-)2 mph0%☁️ Cloudy
2am58°69 (C)3 mph0%☁️ Cloudy
3am58°69 (C)4 mph0%☁️ Cloudy
4am58°69 (C)2 mph0%☁️ Cloudy
5am58°69 (C)1 mph0%☁️ Cloudy
6am58°69 (C)1 mph0%☁️ Cloudy
7am58°69 (C)1 mph0%☁️ Cloudy
8am58°68 (C)1 mph0%☁️ Cloudy
How to read the Santa Clara hourly chart

The hourly chart follows the next 48 forecast hours at Santa Clara. Use the temperature view to see warming and cooling through the day, and the comfort view to see when the combined temperature, wind, clouds, precipitation, and air quality should feel most favorable.

The wind view compares sustained wind with stronger gusts at Santa Clara. The AQI view uses the current observation for “Now” and modeled AQI-equivalent guidance for later hours when forecast smoke data is available.

Weather Maps

About the weather maps for Santa Clara

Each preview is centered on Santa Clara, 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 Santa Clara. Open a preview for the interactive map and its latest timestamp before making a weather-sensitive decision.

7-Day Forecast

DayHigh/LowComfortPrecipConditions
Today78° / 59°87 (A-)0%☀️ Sunny
Mon🏆 Best74° / 58°91 (A-)0%☀️ Sunny
Tue83° / 55°80 (B)0%☀️ Sunny
Wed93° / 64°75 (B)0%☀️ Sunny
Thu90° / 64°75 (B)0%☀️ Sunny
Fri90° / 65°76 (B)0%☀️ Sunny
Sat90° / 65°76 (B)0%☀️ Sunny

Best day this week: Mon (Comfort score: 91)

Climate Dashboard

Current conditions vs. NOAA normals and recent destination baseline

Today's High vs Normal
78°Fforecast
5° below normal
Normal: 83°F
Rainfall Year-to-Date
12.2"
20% above average
30-yr avg: 10.2"
Sunny Days
23last 28 days
5 fewer than baseline
Typical: 28
Foggy Days
9last 28 days
vs 4 typical
Foggier than usual
Avg Wind Speed
5.4 mphlast 28 days
1.4 mph calmer than baseline
Typical: 6.8 mph
Comfort Score
8728-day avg
On par with typical
Recent baseline: 89
What the Santa Clara climate comparisons mean

These cards compare recent conditions at Santa Clara 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 Santa Clara 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

86
Avg Comfort
72.4°
Avg High
48.2°
Avg Low
82%
Perfect Days
☀️ Avg Sunshine10.7h/day
🌫️ Avg Fog1.2h/day
💧 Avg Annual Rain12.1"
🌧️ Rainy Days/yr72 (20%)
🌫️ Foggy Days/yr63
✨ Perfect Days (80+)527

🌟 Best Months to Visit

1. June86
80.9° / 53.6° · ☀️ 13.6h
4 foggy days · 2 rainy days
2. July85
83° / 56.2° · ☀️ 13.7h
4 foggy days · 1 rainy days
3. August83
83.1° / 56° · ☀️ 12.9h
4 foggy days · 1 rainy days

⚠️ Challenging Months

1. December43
59.4° / 40.2° · ☀️ 7.3h
💧 3.1" · 11 rainy days · 7 foggy days
2. January44
59.8° / 40.3° · ☀️ 7.6h
💧 3.1" · 10 rainy days · 7 foggy days
3. February54
63.3° / 42.7° · ☀️ 8.6h
💧 2.8" · 10 rainy days · 6 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
August 20248884° / 59°12.4h3d0.03"27
September 20248884° / 57.1°11.2h4d0.12"28
October 20248882.3° / 57.7°10.1h2d0.22"25
November 20248464.3° / 46.1°7.2h5d3.18"23
December 20247861.6° / 45.1°6.7h9d4.48"19
January 20258659.5° / 39.9°8.2h6d0.43"25
February 20257861.8° / 44.3°7h9d5.98"18
March 20258363.3° / 46°9.2h3d3.58"24
April 20259072° / 49.9°10.9h7d0.4"27
May 20258978.2° / 53.5°12.8h1d0.16"30
June 20259180.9° / 55.7°13.7h0d0"30
July 20259081.2° / 57.1°13.4h9d0.02"31
August 20258884.4° / 59.3°12.4h5d0.09"29
September 20258883.8° / 61.6°10.6h7d0.09"29
October 20259073.9° / 53.8°9.1h8d1.29"27
November 20258164.7° / 49.4°7.4h8d4.48"19
December 20257458.4° / 45.4°6.9h13d3.79"12
January 20268260.3° / 44.2°7.4h2d3.22"21
February 20268364.7° / 46.7°8h6d5.28"18
March 20269178.7° / 52.3°10.8h4d0.49"30
April 20268870.4° / 50.9°11h1d3.12"26
May 20268571.8° / 53.3°10.7h8d0.06"9
Last updated: 5/10/2026

Climate Trends

Average Temperature by Month

86°F73°F60°F46°F33°FOct '24Nov '24Dec '24Jan '25Feb '25Mar '25Apr '25May '25Jun '25Jul '25Aug '25Sep '25Oct '25Nov '25Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26
Average High
Average Low
About the Santa Clara climate charts

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

This heatmap shows how average temperature at Santa Clara 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 Santa Clara

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

This heatmap shows the typical hourly wind pattern at Santa Clara 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 Santa Clara

This heatmap shows average cloud cover at Santa Clara 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 Santa Clara

This heatmap shows the average solar radiation reaching Santa Clara 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
37.3541, -121.9552
⛰️
Elevation
75 ft
🏷️
Type
Town
🏷️
Tags
#sunny#warm#tech#theme-park
Map
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Get Directions →

Frequently Asked Questions

Everything you need to know about weather and visiting Santa Clara

What is the weather at Santa Clara right now?

Current conditions at Santa Clara are 63°F, feeling like 63°F, with 79% humidity, winds near 4 mph, 100% cloud cover, and a 0% chance of precipitation. Mild and overcast

What temperatures are typical at Santa Clara?

The location-specific record for 1991-01-01 through 2020-12-31 shows an average daily high of 72°F and an average low of 48°F at Santa Clara. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Santa Clara get?

The location-specific climate baseline estimates about 12.1 inches of precipitation and 72 days with measurable rain in a typical year at Santa Clara. The monthly breakdown shows when that rain is most likely.

How often is Santa Clara foggy?

Santa Clara averages about 1.2 hours of morning fog per day across the location-specific climate baseline, with approximately 63 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 Santa Clara for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are June 2025 (81°F/56°F average high/low and a 91 comfort score), March 2026 (79°F/52°F average high/low and a 91 comfort score), and April 2025 (72°F/50°F average high/low and a 90 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Santa Clara?

Santa Clara is a town at 75 feet. Large tech city, sunny and warm. Notable features include sunny, warm, tech, and theme-park.

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