| Point Forecast: 3 Miles WSW Los Altos Hills CA 37.35N 122.19W (Elev. 372 m) |
Last Update: 4:51 am PDT Sep 16, 2026 |
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| Date | 09/16 | 09/17 | ||||||||||||||||||||||
| Hour (PDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°C) | 14 | 16 | 17 | 18 | 19 | 19 | 21 | 20 | 19 | 18 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 |
| Dewpoint (°C) | 12 | 13 | 13 | 14 | 14 | 13 | 14 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 11 | 11 | 10 | 11 | 12 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 7 | 7 | 7 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 |
| Wind Dir | SSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SW | SSW | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 21 | 19 | 16 | 18 | 14 | 12 | 14 | 22 | 23 | 21 | 30 | 44 | 39 | 41 | 24 | 38 | 28 | 32 | 46 | 44 | 32 | 45 | 33 | 21 |
| Precipitation Potential (%) | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 3 | 3 | 7 | 7 | 7 | 8 | 10 | 10 | 9 | 12 | 12 | 12 | 13 | 13 | 13 | 13 |
| Relative Humidity (%) | 91 | 83 | 78 | 74 | 72 | 68 | 66 | 64 | 64 | 68 | 76 | 81 | 82 | 82 | 79 | 80 | 80 | 79 | 78 | 80 | 80 | 82 | 84 | 86 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/18 | |||||||||||||||||||||||
| Hour (PDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°C) | 15 | 17 | 18 | 19 | 21 | 22 | 22 | 23 | 22 | 21 | 18 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 |
| Dewpoint (°C) | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 11 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 5 | 5 | 2 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Wind Dir | SSW | SSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | N | N | N | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 36 | 50 | 51 | 51 | 51 | 16 | 16 | 16 | 2 | 2 | 2 | 6 | 6 | 6 | 19 | 19 | 19 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Precipitation Potential (%) | 13 | 13 | 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 | 77 | 72 | 66 | 63 | 63 | 60 | 59 | 59 | 63 | 71 | 80 | 83 | 83 | 82 | 82 | 81 | 81 | 82 | 82 | 83 | 85 | 86 | 86 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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