| Point Forecast: San Jose International Airport CA 37.35N 121.93W (Elev. 20 m) |
Last Update: 1:26 am PDT Jul 14, 2025 |
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| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 15 | 15 | 15 | 15 | 15 | 16 | 18 | 19 | 21 | 24 | 26 | 27 | 27 | 27 | 26 | 25 | 22 | 20 | 18 | 17 | 17 | 17 | 16 | 16 |
| Dewpoint (°C) | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 16 | 16 | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 27 | 27 | 25 | |||||||||||||||||
| Surface Wind (mph) | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 5 | 6 | 8 | 9 | 10 | 13 | 11 | 9 | 9 | 7 | 6 | 6 | 5 | 3 | 3 |
| Wind Dir | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | NW | WNW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 41 | 59 | 60 | 60 | 55 | 53 | 39 | 21 | 3 | 2 | 2 | 2 | 0 | 2 | 1 | 0 | 1 | 2 | 5 | 5 | 6 | 19 | 27 | 27 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 85 | 83 | 85 | 84 | 84 | 82 | 74 | 65 | 59 | 53 | 50 | 50 | 50 | 50 | 50 | 54 | 59 | 65 | 73 | 77 | 80 | 82 | 84 | 83 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°C) | 15 | 15 | 14 | 14 | 15 | 16 | 17 | 19 | 22 | 24 | 25 | 26 | 26 | 26 | 25 | 23 | 22 | 19 | 18 | 17 | 16 | 16 | 15 | 15 |
| Dewpoint (°C) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 |
| Heat Index (°C) | 24 | 25 | 26 | 27 | 26 | 25 | ||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 3 | 3 | 3 | 9 | 9 | 9 | 13 | 13 | 13 | 10 | 10 | 10 | 10 | 10 | 10 | 8 |
| Wind Dir | W | W | SSW | S | S | S | SSW | SSW | SW | SW | SW | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 32 | 42 | 46 | 55 | 56 | 24 | 17 | 11 | 5 | 5 | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 8 | 8 | 8 | 18 | 18 | 18 | 35 |
| Precipitation Potential (%) | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 84 | 83 | 84 | 84 | 83 | 77 | 70 | 62 | 54 | 50 | 49 | 49 | 48 | 49 | 51 | 55 | 60 | 66 | 72 | 77 | 81 | 83 | 84 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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