Weather Forecast for San Jose

California, United States of America

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Sunny

Current Weather - San Jose: 33°C

California, United States of America

Sunny

Feels like 35°C

Wind

5 km/h W

Humidity

42%

Pressure

1010 mb

UV Index

10

Visibility

10 km

Sunny

Sunny

Sunday, August 02, 2026

High

34°C

Low

14°C

Rain Chance

3%

Hourly Forecast

Clear 21°C
23:00
Aug 03

Day Statistics

Maximum Wind

10 km/h

Humidity

57%

Precipitation

0 mm

UV Index

10

Visibility

10 km

Rain Chance

3%

Snow Chance

0%

Sun & Moon

Sunrise

06:13 AM

Sunset

08:14 PM

Moonrise

10:19 PM

Moonset

10:17 AM

Moon Phase

Waning Gibbous

Moon Illumination

75%

Air Quality

PM2.5

10

μg/m³

PM10

14

μg/m³

NO₂

6.4

μg/m³

O₃

53.5

μg/m³

SO₂

1

μg/m³

CO

116.2

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

950.36

Diffuse Radiation

77.32

DNI

879.51

GTI

627.5

When to visit San Jose?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: July August September

January

☀️
15°C
💧
19 Days of rain
❄️
No snowfall

February

☀️
16°C
💧
20 Days of rain
❄️
Light snow possible
🌧 Wettest month,

March

☀️
18°C
💧
15 Days of rain
❄️
No snowfall

April

☀️
19°C
💧
7 Days of rain
❄️
No snowfall

May

☀️
22°C
💧
3 Days of rain
❄️
No snowfall

June

☀️
25°C
💧
1 Days of rain
❄️
No snowfall

July

☀️
27°C
💧
0 Days of rain
❄️
No snowfall
Best time to visit
🌵 Driest month

August

☀️
27°C
💧
0 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month

September

☀️
27°C
💧
0 Days of rain
❄️
No snowfall
Best time to visit

October

☀️
24°C
💧
4 Days of rain
❄️
No snowfall

November

☀️
19°C
💧
9 Days of rain
❄️
No snowfall

December

☀️
15°C
💧
17 Days of rain
❄️
No snowfall
🥶 Coldest month