| Point Forecast: San Jose International Airport CA 37.37N 121.93W (Elev. 46 ft) |
Last Update: 1:26 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 63 | 61 | 60 | 60 | 59 | 58 | 58 | 58 | 56 | 58 | 59 | 62 | 67 | 72 | 76 | 77 | 78 | 77 | 76 | 75 | 72 | 70 | 66 | 63 |
| Dewpoint (°F) | 56 | 56 | 55 | 55 | 55 | 54 | 54 | 54 | 53 | 54 | 55 | 56 | 57 | 59 | 59 | 59 | 60 | 60 | 60 | 59 | 58 | 58 | 57 | 57 |
| Heat Index (°F) | 76 | 77 | 78 | 77 | 76 | 75 | ||||||||||||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 5 | 7 | 8 | 10 | 10 | 10 | 10 | 9 | 8 | 7 |
| Wind Dir | W | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | S | S | SSW | SW | W | W | WNW | NW | NW | NW | NW | WNW | WNW |
| Gust | 18 | |||||||||||||||||||||||
| Sky Cover (%) | 5 | 4 | 7 | 10 | 21 | 17 | 21 | 23 | 20 | 19 | 21 | 19 | 7 | 3 | 2 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 1 | 4 |
| Precipitation Potential (%) | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 79 | 82 | 83 | 84 | 84 | 86 | 87 | 86 | 88 | 89 | 87 | 78 | 72 | 63 | 56 | 55 | 55 | 56 | 56 | 57 | 61 | 65 | 73 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 61 | 60 | 59 | 58 | 58 | 57 | 57 | 57 | 57 | 57 | 59 | 63 | 68 | 72 | 75 | 77 | 78 | 79 | 78 | 76 | 74 | 70 | 67 | 65 |
| Dewpoint (°F) | 56 | 56 | 56 | 55 | 55 | 54 | 53 | 53 | 53 | 54 | 56 | 58 | 59 | 60 | 60 | 61 | 61 | 61 | 61 | 60 | 60 | 59 | 58 | 58 |
| Heat Index (°F) | 75 | 77 | 78 | 79 | 78 | 76 | ||||||||||||||||||
| Surface Wind (mph) | 7 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 7 | 7 | 7 | 10 | 10 | 10 | 7 | 7 |
| Wind Dir | WNW | W | W | W | WSW | WSW | WSW | SW | SW | SW | SSW | SSW | SSW | W | W | W | W | W | W | W | W | W | WNW | WNW |
| Gust | 18 | 18 | 18 | |||||||||||||||||||||
| Sky Cover (%) | 6 | 7 | 7 | 7 | 32 | 32 | 32 | 53 | 53 | 53 | 45 | 45 | 45 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 84 | 86 | 88 | 88 | 88 | 88 | 88 | 88 | 89 | 90 | 89 | 82 | 74 | 66 | 61 | 57 | 56 | 55 | 56 | 58 | 62 | 67 | 73 | 77 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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