| Point Forecast: San Jose International Airport CA 37.35N 121.93W (Elev. 66 ft) |
Last Update: 2:47 pm PDT Jun 30, 2025 |
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| Date | 06/30 | 07/01 | ||||||||||||||||||||||
| 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) | 64 | 62 | 61 | 61 | 60 | 60 | 59 | 58 | 58 | 59 | 60 | 64 | 67 | 73 | 77 | 80 | 82 | 80 | 80 | 79 | 75 | 72 | 68 | 65 |
| Dewpoint (°F) | 55 | 55 | 55 | 54 | 54 | 54 | 54 | 53 | 53 | 54 | 53 | 54 | 54 | 56 | 56 | 56 | 58 | 57 | 57 | 57 | 56 | 56 | 55 | 55 |
| Heat Index (°F) | 77 | 80 | 82 | 81 | 81 | 79 | 75 | |||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 9 | 10 | 11 | 13 | 11 | 10 | 9 | 9 |
| Wind Dir | NW | NW | NW | WNW | NW | WNW | W | W | W | WSW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW |
| Gust | 18 | |||||||||||||||||||||||
| Sky Cover (%) | 7 | 6 | 14 | 17 | 23 | 26 | 47 | 48 | 52 | 47 | 30 | 28 | 9 | 3 | 1 | 2 | 1 | 1 | 0 | 0 | 1 | 1 | 2 | 4 |
| Precipitation Potential (%) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 4 |
| Relative Humidity (%) | 73 | 77 | 81 | 80 | 80 | 81 | 81 | 82 | 82 | 82 | 77 | 72 | 63 | 56 | 48 | 44 | 44 | 44 | 45 | 48 | 53 | 57 | 63 | 70 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/02 | |||||||||||||||||||||||
| 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 | 62 | 61 | 60 | 60 | 59 | 59 | 59 | 59 | 60 | 62 | 65 | 68 | 72 | 75 | 78 | 80 | 80 | 80 | 78 | 75 | 72 | 68 | 65 |
| Dewpoint (°F) | 55 | 55 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 54 | 54 | 55 | 56 | 56 | 57 | 58 | 59 | 60 | 60 | 59 | 58 | 57 | 56 | 55 |
| Heat Index (°F) | 75 | 78 | 80 | 81 | 81 | 78 | 75 | |||||||||||||||||
| Surface Wind (mph) | 9 | 7 | 7 | 7 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 9 | 9 | 9 | 13 | 13 | 13 | 9 | 9 |
| Wind Dir | WNW | W | W | W | W | W | W | WSW | WSW | WSW | SSW | SSW | SSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 6 | 8 | 8 | 8 | 32 | 32 | 32 | 45 | 45 | 45 | 27 | 27 | 27 | 5 | 5 | 5 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 |
| Precipitation Potential (%) | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 74 | 76 | 78 | 80 | 80 | 80 | 80 | 80 | 80 | 79 | 77 | 72 | 65 | 59 | 54 | 52 | 50 | 49 | 50 | 52 | 56 | 60 | 65 | 70 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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