temperatures.com

San Jose, CA Hourly Forecast

California, United States 🇺🇸
83°
Sunny Feels like 81°
Updated 3 min ago

San Jose temperature trend - Next 24 hours

81° 5 PM 5 PM - 81°F (27°C), Sunny 6 PM - 77°F (25°C), Sunny 7 PM - 69°F (21°C), Sunny 62° 8 PM 8 PM - 62°F (16°C), Clear, 6% precip 9 PM - 58°F (15°C), Clear, 9% precip 10 PM - 56°F (14°C), Clear, 11% precip 55° 11 PM 11 PM - 55°F (13°C), Clear, 12% precip 12 AM - 54°F (12°C), Clear, 13% precip 1 AM - 54°F (12°C), Clear, 13% precip 53° 2 AM 2 AM - 53°F (12°C), Clear, 14% precip 3 AM - 53°F (12°C), Clear, 15% precip 4 AM - 52°F (11°C), Clear, 15% precip 52° 5 AM 5 AM - 52°F (11°C), Clear, 15% precip 6 AM - 52°F (11°C), Clear, 16% precip 7 AM - 52°F (11°C), Partly Cloudy, 18% precip 54° 8 AM 8 AM - 54°F (12°C), Partly Cloudy, 17% precip 9 AM - 58°F (14°C), Sunny, 11% precip 10 AM - 64°F (18°C), Sunny 70° 11 AM 11 AM - 70°F (21°C), Sunny 12 PM - 76°F (24°C), Sunny 1 PM - 78°F (25°C), Sunny 78° 2 PM 2 PM - 78°F (26°C), Sunny 3 PM - 77°F (25°C), Sunny 4 PM - 75°F (24°C), Sunny

The next 24 hours at a glance

  • Warmest hour: 5 PM - around 81°
  • Coolest hour: 6 AM - around 52°
  • Rain risk: low all day (peaks at 18%)
  • UV peak: 1 PM at index 7 - sun protection recommended
  • Windiest: 3 PM at 8 mph

San Jose hourly weather - Tuesday, September 15

In San Jose, expect a high near 81°F (27°C) around 5 PM and a low of 55°F (13°C) near 11 PM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
5 PM Sunny 81° 78° 0% 2 mph W 29% 2
6 PM Sunny 77° 75° 1% 2 mph WSW 36% 0
7 PM Sunny 69° 68° 2% 3 mph SW 52% 0
8 PM Clear 62° 60° 6% 4 mph SW 70% 0
9 PM Clear 58° 57° 9% 4 mph SSW 79% 0
10 PM Clear 56° 54° 11% 4 mph S 83% 0
11 PM Clear 55° 53° 12% 4 mph S 85% 0

San Jose hourly weather - Wednesday, September 16

In San Jose, expect a high near 78°F (26°C) around 2 PM and a low of 52°F (11°C) near 6 AM; precipitation risk peaks at 18% around 7 AM.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 54° 52° 13% 5 mph S 87% 0
1 AM Clear 54° 51° 13% 5 mph S 88% 0
2 AM Clear 53° 51° 14% 5 mph SSW 89% 0
3 AM Clear 53° 51° 15% 4 mph SSW 89% 0
4 AM Clear 52° 50° 15% 4 mph SSW 90% 0
5 AM Clear 52° 50° 15% 5 mph SSW 90% 0
6 AM Clear 52° 50° 16% 5 mph SSW 91% 0
7 AM Partly Cloudy 52° 50° 18% 5 mph SSW 92% 0
8 AM Partly Cloudy 54° 52° 17% 5 mph SSW 88% 0
9 AM Sunny 58° 56° 11% 5 mph SSW 80% 1
10 AM Sunny 64° 62° 4% 4 mph SSW 64% 3
11 AM Sunny 70° 69° 2% 3 mph SSW 49% 4
12 PM Sunny 76° 74° 1% 2 mph W 39% 6
1 PM Sunny 78° 74° 1% 4 mph WNW 33% 7
2 PM Sunny 78° 73° 1% 7 mph WNW 31% 6
3 PM Sunny 77° 71° 1% 8 mph WNW 32% 5
4 PM Sunny 75° 70° 1% 8 mph NW 34% 3
5 PM Sunny 73° 68° 1% 7 mph WNW 38% 1
6 PM Sunny 68° 64° 1% 7 mph WNW 47% 0
7 PM Sunny 62° 58° 5% 6 mph WNW 65% 0
8 PM Clear 57° 55° 10% 5 mph W 81% 0
9 PM Clear 56° 54° 10% 4 mph W 83% 0
10 PM Clear 56° 54° 11% 3 mph W 84% 0
11 PM Clear 55° 54° 11% 2 mph WSW 84% 0

San Jose hourly weather - Thursday, September 17

In San Jose, expect a high near 78°F (25°C) around 3 PM and a low of 52°F (11°C) near 7 AM, with no meaningful precipitation risk.

TimeConditionsTemp FeelsRainWind HumidityUV
12 AM Clear 55° 53° 11% 3 mph SSW 85% 0
1 AM Clear 54° 53° 12% 3 mph SSW 86% 0
2 AM Clear 54° 53° 12% 3 mph SSW 87% 0
3 AM Clear 53° 52° 12% 3 mph SSW 87% 0
4 AM Clear 53° 52° 12% 3 mph S 88% 0
5 AM Clear 53° 52° 13% 3 mph S 88% 0
6 AM Clear 52° 50° 13% 3 mph S 89% 0
7 AM Sunny 52° 51° 13% 3 mph S 89% 0
8 AM Sunny 55° 54° 10% 3 mph S 83% 0
9 AM Sunny 61° 60° 6% 2 mph S 70% 1
10 AM Sunny 66° 66° 3% 1 mph NW 58% 3
11 AM Sunny 70° 69° 2% 2 mph N 49% 4
12 PM Sunny 73° 71° 1% 4 mph N 42% 6
1 PM Sunny 75° 72° 1% 5 mph N 38% 7
2 PM Sunny 77° 73° 1% 5 mph N 35% 6
3 PM Sunny 78° 74° 1% 6 mph N 33% 5
4 PM Sunny 78° 73° 1% 7 mph NNW 33% 3
5 PM Sunny 76° 71° 1% 8 mph NNW 39% 1
6 PM Sunny 72° 68° 1% 7 mph NNW 46% 0
7 PM Sunny 67° 64° 3% 6 mph NW 57% 0
8 PM Clear 62° 60° 6% 6 mph NW 70% 0
9 PM Clear 60° 59° 7% 4 mph NNW 75% 0
10 PM Clear 59° 58° 9% 2 mph NW 78% 0
11 PM Clear 58° 58° 9% 1 mph NW 79% 0

Quick answers for the hours ahead

What is the warmest hour in San Jose today?
5 PM is forecast to be the warmest, at about 81°F (27°C) with sunny.
Will it rain in San Jose tonight?
Unlikely - the evening precipitation chance stays at or below 12%.
When is the UV index highest in San Jose today?
Around 1 PM, when it reaches 7. 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 52°F (11°C) around 6 AM up to 81°F (27°C) near 5 PM - right in line with the typical September high of 83°F (28°C).

A stray shower can't be ruled out - Rain chances top out at 18% around 7 AM. UV reaches 7 (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.