San Jose, CA Hourly Forecast

California, United States 🇺🇸
70°
Sunny Feels like 71°
Updated 10 min ago

San Jose temperature trend - Next 24 hours

76° 12 PM 12 PM - 76°F (24°C), Sunny 1 PM - 83°F (28°C), Sunny 2 PM - 82°F (28°C), Sunny 83° 3 PM 3 PM - 83°F (28°C), Sunny 4 PM - 82°F (28°C), Sunny 5 PM - 80°F (27°C), Sunny 78° 6 PM 6 PM - 78°F (26°C), Sunny 7 PM - 74°F (24°C), Sunny 8 PM - 67°F (19°C), Sunny, 6% precip 63° 9 PM 9 PM - 63°F (17°C), Clear, 8% precip 10 PM - 64°F (18°C), Clear 11 PM - 63°F (17°C), Clear 62° 12 AM 12 AM - 62°F (17°C), Clear 1 AM - 62°F (17°C), Clear 2 AM - 62°F (16°C), Clear 61° 3 AM 3 AM - 61°F (16°C), Clear 4 AM - 61°F (16°C), Clear 5 AM - 61°F (16°C), Clear 60° 6 AM 6 AM - 60°F (16°C), Partly Cloudy 7 AM - 62°F (17°C), Sunny 8 AM - 72°F (22°C), Sunny 79° 9 AM 9 AM - 79°F (26°C), Partly Cloudy 10 AM - 85°F (30°C), Sunny 11 AM - 91°F (33°C), Sunny

The next 24 hours at a glance

  • Warmest hour: 11 AM - around 91°
  • Coolest hour: 6 AM - around 60°
  • Rain risk: low all day (peaks at 8%)
  • UV peak: 1 PM at index 10 - sun protection recommended
  • Windiest: 4 PM at 6 mph

San Jose hourly weather - Thursday, August 6

In San Jose, expect a high near 83°F (28°C) around 1 PM and a low of 63°F (17°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 PM Sunny 76° 77° 4% 3 mph WNW 60% 9
1 PM Sunny 83° 84° 2% 4 mph WNW 54% 10
2 PM Sunny 82° 83° 2% 5 mph WNW 52% 9
3 PM Sunny 83° 83° 2% 5 mph WNW 49% 7
4 PM Sunny 82° 82° 1% 6 mph WNW 48% 5
5 PM Sunny 80° 81° 2% 6 mph WNW 49% 3
6 PM Sunny 78° 79° 2% 6 mph WNW 53% 1
7 PM Sunny 74° 75° 4% 5 mph NW 61% 0
8 PM Sunny 67° 67° 6% 4 mph NW 70% 0
9 PM Clear 63° 64° 8% 2 mph NW 76% 0
10 PM Clear 64° 63° 3% 2 mph NNW 56% 0
11 PM Clear 63° 62° 3% 2 mph NNW 58% 0

San Jose hourly weather - Friday, August 7

In San Jose, expect a high near 99°F (37°C) around 3 PM and a low of 60°F (16°C) near 6 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 62° 61° 3% 1 mph NNW 58% 0
1 AM Clear 62° 60° 3% 2 mph NNW 58% 0
2 AM Clear 62° 60° 3% 2 mph NW 57% 0
3 AM Clear 61° 59° 3% 2 mph NW 56% 0
4 AM Clear 61° 59° 3% 1 mph NW 56% 0
5 AM Clear 61° 59° 4% 1 mph NW 55% 0
6 AM Partly Cloudy 60° 58° 4% 1 mph NNW 55% 0
7 AM Sunny 62° 60° 3% 1 mph NNW 51% 0
8 AM Sunny 72° 70° 2% 2 mph NW 41% 1
9 AM Partly Cloudy 79° 77° 2% 2 mph WNW 31% 2
10 AM Sunny 85° 82° 1% 3 mph WNW 24% 5
11 AM Sunny 91° 87° 1% 3 mph WNW 19% 7
12 PM Sunny 95° 90° 1% 4 mph NW 16% 9
1 PM Sunny 97° 92° 1% 5 mph NW 14% 10
2 PM Sunny 99° 93° 1% 6 mph NW 14% 9
3 PM Sunny 99° 93° 1% 6 mph NW 14% 8
4 PM Sunny 98° 92° 1% 7 mph NW 15% 5
5 PM Sunny 96° 91° 1% 6 mph NW 16% 3
6 PM Sunny 94° 89° 1% 6 mph NW 17% 1
7 PM Sunny 88° 84° 1% 5 mph WNW 23% 0
8 PM Sunny 74° 71° 1% 3 mph WNW 34% 0
9 PM Clear 70° 67° 1% 2 mph WNW 41% 0
10 PM Clear 68° 66° 1% 2 mph WNW 43% 0
11 PM Clear 67° 65° 1% 1 mph WNW 44% 0

San Jose hourly weather - Saturday, August 8

In San Jose, expect a high near 102°F (39°C) around 3 PM and a low of 64°F (18°C) near 6 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 66° 64° 1% 1 mph WSW 44% 0
1 AM Clear 66° 64° 1% 1 mph SW 44% 0
2 AM Clear 65° 63° 1% 1 mph WSW 42% 0
3 AM Clear 65° 62° 1% 1 mph SSW 41% 0
4 AM Clear 64° 61° 1% 1 mph SW 41% 0
5 AM Clear 64° 61° 1% 1 mph SSW 40% 0
6 AM Clear 64° 61° 1% 1 mph SSW 39% 0
7 AM Sunny 66° 63° 1% 1 mph S 37% 0
8 AM Sunny 76° 73° 1% 1 mph SW 29% 1
9 AM Sunny 83° 81° 1% 2 mph W 23% 2
10 AM Sunny 90° 86° 1% 2 mph WNW 18% 4
11 AM Sunny 95° 91° 1% 3 mph WNW 14% 7
12 PM Sunny 99° 94° 1% 4 mph WNW 13% 9
1 PM Sunny 101° 96° 1% 5 mph NW 12% 10
2 PM Sunny 102° 96° 1% 6 mph NW 13% 9
3 PM Sunny 102° 97° 0% 6 mph NW 13% 7
4 PM Sunny 102° 96° 0% 7 mph NW 13% 5
5 PM Sunny 100° 94° 0% 7 mph NW 13% 3
6 PM Sunny 96° 91° 0% 6 mph WNW 15% 1
7 PM Sunny 90° 86° 0% 4 mph WNW 20% 0
8 PM Sunny 76° 73° 1% 2 mph WNW 30% 0
9 PM Clear 72° 70° 1% 1 mph WSW 35% 0
10 PM Clear 70° 68° 1% 1 mph SW 38% 0
11 PM Clear 70° 67° 1% 1 mph SSW 39% 0

Quick answers for the hours ahead

What is the warmest hour in San Jose today?
11 AM is forecast to be the warmest, at about 91°F (33°C) with sunny.
Will it rain in San Jose tonight?
Unlikely - the evening precipitation chance stays at or below 8%.
When is the UV index highest in San Jose today?
Around 1 PM, when it reaches 10. 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 60°F (16°C) around 6 AM up to 91°F (33°C) near 11 AM - about 7°F (4°C) above the typical August high of 84°F (29°C).

Precipitation chances stay minimal throughout, so plans can skip the umbrella. UV reaches 10 (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.

Hourly forecasts nearby