Winter (December to February)
Cool weather with highs around 16° and lows near 7°, a few showers (8 rainy days per month on average). It's a great time to go.
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When to visit United States
Climate · 10-year averages
When to visit San Jose?
Best time to visit San Jose: from January to November. Month-by-month temperatures, rainfall and sunshine, based on ten years of weather data.
Best time to go
From January to November
Hottest month
August · 29°
Coldest month
January · 7°
Wettest month
December · 123 mm
Climate month by month
Bars: monthly rainfall. Lines: average highs and lows. Month color: our travel comfort index.
- JanuaryTrès bien
16° / 7°
- Rain
- 102 mm · 8 d
- Sunshine
- 7.5 h/day
- Humidity
- 75%
- FebruaryIdéal
17° / 7°
- Rain
- 82 mm · 7 d
- Sunshine
- 8.9 h/day
- Humidity
- 70%
- MarchTrès bien
18° / 8°
- Rain
- 91 mm · 10 d
- Sunshine
- 9.5 h/day
- Humidity
- 71%
- AprilIdéal
21° / 10°
- Rain
- 36 mm · 5 d
- Sunshine
- 11.3 h/day
- Humidity
- 67%
- MayIdéal
23° / 12°
- Rain
- 13 mm · 3 d
- Sunshine
- 12.8 h/day
- Humidity
- 62%
- JuneIdéal
28° / 14°
- Rain
- 1 mm · 0 d
- Sunshine
- 13.7 h/day
- Humidity
- 57%
- JulyIdéal
29° / 15°
- Rain
- 3 mm · 0 d
- Sunshine
- 13.7 h/day
- Humidity
- 59%
- AugustIdéal
29° / 15°
- Rain
- 0 mm · 0 d
- Sunshine
- 12.9 h/day
- Humidity
- 62%
- SeptemberIdéal
28° / 15°
- Rain
- 6 mm · 1 d
- Sunshine
- 11.7 h/day
- Humidity
- 60%
- OctoberIdéal
25° / 13°
- Rain
- 31 mm · 3 d
- Sunshine
- 10.2 h/day
- Humidity
- 60%
- NovemberIdéal
19° / 9°
- Rain
- 51 mm · 6 d
- Sunshine
- 8.7 h/day
- Humidity
- 68%
- DecemberCorrect
15° / 7°
- Rain
- 123 mm · 10 d
- Sunshine
- 7.2 h/day
- Humidity
- 76%
2014–2023 averages from the ERA5 reanalysis (Copernicus) via Open-Meteo. A day counts as a “rainy day” from 1 mm of rain.
Our take, season by season
Spring (March to May)
Mild weather with highs around 21° and lows near 10°, a few showers (6 rainy days per month on average). It's a great time to go.
Summer (June to August)
Pleasant warmth with highs around 28° and lows near 15°, almost always dry (0 rainy days per month on average). It's a great time to go.
Fall (September to November)
Pleasant warmth with highs around 24° and lows near 12°, almost always dry (3 rainy days per month on average). It's a great time to go.
Frequently asked questions
- When is the best time to visit San Jose?
- The best time to visit San Jose is from January to November, with highs between 16° and 29° and few rainy days.
- What is the hottest month in San Jose?
- August is the hottest month, with an average high of 29 °C.
- What is the coldest month in San Jose?
- January is the coldest month, with an average low of 7 °C.
- When does it rain the most in San Jose?
- December is the wettest month (123 mm, about 10 rainy days). The driest is August (0 mm).
When to visit other cities · United States
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