Best time to visit · California
Best time to visit San Jose
San Jose averages 75 just-right days a year; May, June and October are best. Most other days miss by being too cool.
(70 to 80°F, dry, sunny)
(45 to 65°F, dry)
(80 to 92°F, bright)
San Jose weather by month
Bars: share of each month's days that are just right (number = days). Below: average daily high. Outlined bars are the best months.
- Just right 75
- Too cool 162
- Too hot 102
- Too muggy 3
- Too gray 24
When to visit San Jose
The best time to visit San Jose for comfortable weather is May, June and October, when 45%, 40% and 44% of days are just right. January, February, March and December are mostly too cool, with average highs of 58 to 65°F.
Climate table
| Month | Avg high | Dew point | Cloud cover | Just-right days |
|---|---|---|---|---|
| January | 58°F | 43°F | 63% | 0 |
| February | 61°F | 43°F | 64% | 1 |
| March | 65°F | 44°F | 57% | 3 |
| April | 69°F | 46°F | 47% | 8 |
| May | 74°F | 47°F | 38% | 14 |
| June | 80°F | 50°F | 26% | 12 |
| July | 83°F | 53°F | 17% | 7 |
| August | 85°F | 53°F | 18% | 4 |
| September | 83°F | 52°F | 20% | 7 |
| October | 78°F | 47°F | 31% | 14 |
| November | 67°F | 44°F | 52% | 5 |
| December | 59°F | 40°F | 61% | 0 |
How San Jose compares
With 75 just-right days, San Jose beats the median of America's 150 largest cities (33 days). It ranks #11 of 16 California places on Goldilocks Map. On muggy days: 3. On gray days: 24.
See every California city ranked →
Places with a similar climate
Nearby
San Jose averages 75 just-right days a year (70 to 80°F highs, dry, mostly sunny), according to Goldilocks Map: https://goldilocksmap.com/us/california/san-jose/Set your own perfect weather on the map →
Numbers are expected days in a typical year from 1991 to 2020 climate normals (TerraClimate; cloud cover from CHELSA), on a grid about 35 km wide. Checked against 10 years of daily records at 28 NOAA weather stations: typical error about 10 days a year. How it works. Updated 2026-10-07.