| Point Forecast: Mount Hamilton CA 37.35N 121.64W (Elev. 731 m) |
Last Update: 1:26 pm PDT Sep 21, 2024 |
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| Date | 09/21 | 09/22 | ||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°C) | 21 | 21 | 20 | 19 | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 18 | 19 | 21 | 23 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 23 |
| Dewpoint (°C) | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 4 | 3 | 3 | 2 | 3 | 3 | 4 | 4 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 4 |
| Heat Index (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | ||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 7 | 7 | 7 | 6 | 5 | 2 |
| Wind Dir | W | W | NNW | NNW | N | N | N | N | NNW | NNW | NNE | NNE | N | NNE | NNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | WNW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 1 | 1 | 2 | 5 | 5 | 5 | 4 | 2 | 0 | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 2 | 0 | 0 | 0 | 2 |
| 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 (%) | 42 | 42 | 42 | 42 | 41 | 40 | 40 | 40 | 38 | 38 | 37 | 37 | 36 | 34 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 29 | 29 | 29 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/23 | |||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°C) | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 22 | 24 | 26 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 27 |
| Dewpoint (°C) | 3 | 3 | 3 | 2 | 2 | 1 | 0 | -1 | -1 | -1 | -1 | 0 | 1 | 2 | 2 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 5 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | |||||||||||||
| Surface Wind (mph) | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 6 | 6 | 6 | 6 | 5 | 2 |
| Wind Dir | NW | NNW | NNW | NNW | N | N | NNE | NNE | NE | NE | NE | ENE | ENE | NE | NE | NNE | N | NW | WNW | WNW | WNW | WNW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 3 | 0 | 1 | 2 | 3 | 3 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 2 | 4 | 5 | 5 | 4 | 4 | 6 | 8 | 10 | 9 | 9 |
| 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 (%) | 29 | 29 | 29 | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 23 | 21 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 24 | 26 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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