San Jose, CA Hourly Forecast

California, United States 🇺🇸
69°
Sunny Feels like 69°
Updated 1 hour ago

San Jose temperature trend - Next 24 hours

77° 11 AM 11 AM - 77°F (25°C), Sunny 12 PM - 85°F (29°C), Sunny 1 PM - 88°F (31°C), Sunny 94° 2 PM 2 PM - 94°F (34°C), Sunny 3 PM - 95°F (35°C), Sunny 4 PM - 93°F (34°C), Sunny 90° 5 PM 5 PM - 90°F (32°C), Sunny 6 PM - 86°F (30°C), Sunny 7 PM - 81°F (27°C), Sunny 72° 8 PM 8 PM - 72°F (22°C), Clear 9 PM - 69°F (21°C), Clear 10 PM - 68°F (20°C), Clear 67° 11 PM 11 PM - 67°F (19°C), Clear 12 AM - 66°F (19°C), Clear 1 AM - 66°F (19°C), Clear 65° 2 AM 2 AM - 65°F (18°C), Clear, 5% precip 3 AM - 65°F (18°C), Clear, 5% precip 4 AM - 65°F (18°C), Clear, 5% precip 65° 5 AM 5 AM - 65°F (18°C), Clear, 5% precip 6 AM - 65°F (18°C), Clear, 5% precip 7 AM - 65°F (18°C), Overcast, 17% precip 70° 8 AM 8 AM - 70°F (21°C), Overcast, 13% precip 9 AM - 75°F (24°C), Overcast, 10% precip 10 AM - 80°F (27°C), Overcast, 10% precip

The next 24 hours at a glance

  • Warmest hour: 3 PM - around 95°
  • Coolest hour: 6 AM - around 65°
  • Rain risk: low all day (peaks at 17%)
  • UV peak: 1 PM at index 9 - sun protection recommended
  • Windiest: 4 PM at 9 mph

San Jose hourly weather - Wednesday, August 26

In San Jose, expect a high near 95°F (35°C) around 3 PM and a low of 67°F (19°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
11 AM Sunny 77° 78° 3% 5 mph N 60% 6
12 PM Sunny 85° 86° 1% 6 mph N 48% 8
1 PM Sunny 88° 88° 1% 6 mph N 39% 9
2 PM Sunny 94° 87° 0% 7 mph N 14% 9
3 PM Sunny 95° 87° 0% 8 mph N 14% 7
4 PM Sunny 93° 85° 0% 9 mph NNW 14% 5
5 PM Sunny 90° 82° 0% 9 mph NNW 15% 2
6 PM Sunny 86° 79° 1% 8 mph NNW 18% 1
7 PM Sunny 81° 75° 1% 7 mph NW 25% 0
8 PM Clear 72° 68° 1% 5 mph WNW 37% 0
9 PM Clear 69° 66° 1% 5 mph WNW 44% 0
10 PM Clear 68° 65° 3% 4 mph WNW 51% 0
11 PM Clear 67° 65° 3% 3 mph WNW 56% 0

San Jose hourly weather - Thursday, August 27

In San Jose, expect a high near 93°F (34°C) around 2 PM and a low of 65°F (18°C) near 6 AM; precipitation risk peaks at 17% around 7 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 66° 65° 4% 3 mph WNW 60% 0
1 AM Clear 66° 65° 4% 3 mph WNW 63% 0
2 AM Clear 65° 64° 5% 3 mph WNW 66% 0
3 AM Clear 65° 64° 5% 3 mph WNW 68% 0
4 AM Clear 65° 64° 5% 3 mph WNW 68% 0
5 AM Clear 65° 64° 5% 3 mph WNW 67% 0
6 AM Clear 65° 64° 5% 3 mph NW 67% 0
7 AM Overcast 65° 64° 17% 3 mph NW 66% 0
8 AM Overcast 70° 69° 13% 4 mph NNW 55% 1
9 AM Overcast 75° 73° 10% 5 mph NNW 43% 2
10 AM Overcast 80° 78° 10% 5 mph N 34% 4
11 AM Overcast 84° 80° 9% 6 mph NNW 28% 6
12 PM Partly Cloudy 88° 83° 2% 7 mph N 23% 8
1 PM Cloudy 92° 86° 7% 8 mph NNW 19% 9
2 PM Overcast 93° 86° 9% 9 mph NNW 17% 9
3 PM Overcast 93° 86° 9% 9 mph NNW 17% 7
4 PM Overcast 92° 85° 9% 9 mph NW 19% 5
5 PM Overcast 86° 80° 9% 9 mph NW 23% 2
6 PM Overcast 82° 76° 9% 10 mph NW 27% 1
7 PM Overcast 76° 72° 10% 6 mph NW 36% 0
8 PM Overcast 72° 69° 10% 4 mph WNW 40% 0
9 PM Overcast 71° 68° 10% 3 mph NW 40% 0
10 PM Overcast 70° 67° 10% 4 mph WSW 39% 0
11 PM Overcast 70° 67° 10% 3 mph WSW 37% 0

San Jose hourly weather - Friday, August 28

In San Jose, expect a high near 91°F (33°C) around 2 PM and a low of 60°F (16°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Overcast 69° 65° 10% 4 mph WNW 39% 0
1 AM Overcast 69° 63° 10% 7 mph NW 38% 0
2 AM Overcast 68° 64° 10% 3 mph NW 39% 0
3 AM Overcast 67° 65° 10% 1 mph NNE 40% 0
4 AM Overcast 67° 64° 10% 3 mph N 40% 0
5 AM Overcast 67° 64° 10% 2 mph WNW 39% 0
6 AM Overcast 67° 64° 10% 4 mph NW 39% 0
7 AM Overcast 67° 64° 10% 2 mph ENE 40% 4
8 AM Overcast 68° 64° 10% 5 mph NNW 41% 5
9 AM Overcast 69° 66° 10% 2 mph NNW 42% 5
10 AM Overcast 73° 70° 10% 2 mph ENE 35% 5
11 AM Overcast 78° 74° 9% 3 mph N 28% 6
12 PM Overcast 81° 77° 9% 4 mph N 24% 6
1 PM Sunny 89° 82° 0% 7 mph N 15% 8
2 PM Sunny 91° 83° 0% 8 mph NNW 14% 8
3 PM Sunny 90° 81° 1% 10 mph NNW 16% 8
4 PM Sunny 87° 79° 1% 10 mph NNW 17% 8
5 PM Sunny 84° 76° 1% 10 mph NNW 18% 7
6 PM Sunny 80° 72° 1% 9 mph NNW 23% 7
7 PM Sunny 75° 69° 1% 7 mph NNW 32% 6
8 PM Clear 68° 64° 1% 6 mph NW 46% 0
9 PM Clear 63° 60° 3% 4 mph NW 58% 0
10 PM Clear 61° 59° 3% 4 mph WNW 60% 0
11 PM Clear 60° 57° 4% 4 mph WNW 60% 0

Quick answers for the hours ahead

What is the warmest hour in San Jose today?
3 PM is forecast to be the warmest, at about 95°F (35°C) with sunny.
Will it rain in San Jose tonight?
Unlikely - the evening precipitation chance stays at or below 3%.
When is the UV index highest in San Jose today?
Around 1 PM, when it reaches 9. From UV 3 upward, sun protection is recommended.

San Jose hour-by-hour: what to expect

Over the next 24 hours in San Jose, temperatures range from 65°F (18°C) around 6 AM up to 95°F (35°C) near 3 PM - about 11°F (6°C) above the typical August high of 84°F (29°C).

A stray shower can't be ruled out - Rain chances top out at 17% around 7 AM. UV reaches 9 (1 PM) - sun protection recommended through midday.

The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the San Jose 14-day forecast or the monthly climate averages.