| Point Forecast: San Dimas CA 34.11N 117.82W (Elev. 287 m) |
Last Update: 4:07 pm PDT Jun 30, 2025 |
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| Date | 06/30 | 07/01 | ||||||||||||||||||||||
| 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 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 15 | 14 | 14 | 16 | 17 | 19 | 22 | 24 | 26 | 27 | 29 | 29 | 28 | 27 | 26 | 23 |
| Dewpoint (°C) | 7 | 8 | 9 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 10 | 9 | 9 | 7 | 7 | 6 | 6 | 6 | 7 | 7 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 27 | 27 | 26 | 26 | ||||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 7 | 7 | 7 | 9 | 9 | 9 | 8 | 8 | 8 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 5 | 5 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 |
| Relative Humidity (%) | 42 | 52 | 59 | 66 | 68 | 72 | 72 | 74 | 76 | 78 | 76 | 73 | 67 | 59 | 48 | 41 | 34 | 29 | 25 | 23 | 24 | 25 | 30 | 34 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/02 | |||||||||||||||||||||||
| 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 | 19 | 18 | 18 | 17 | 17 | 17 | 16 | 15 | 15 | 14 | 16 | 17 | 19 | 22 | 24 | 26 | 28 | 28 | 28 | 28 | 27 | 26 | 23 |
| Dewpoint (°C) | 8 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 11 | 9 | 9 | 9 | 10 | 11 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 27 | 27 | 27 | 26 | ||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 5 | 5 | 5 | 7 | 7 | 7 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | WSW | WSW | WSW | W | W | W | WNW | WNW | WNW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 5 | 5 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 8 | 8 | 8 | 8 | 8 | 8 | 4 | 4 | 4 |
| Precipitation Potential (%) | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 |
| Relative Humidity (%) | 44 | 55 | 65 | 73 | 77 | 78 | 79 | 81 | 83 | 84 | 83 | 80 | 76 | 69 | 62 | 54 | 46 | 40 | 34 | 31 | 31 | 33 | 38 | 45 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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