| Point Forecast: San Dimas CA 34.11N 117.82W (Elev. 942 ft) |
Last Update: 2:54 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°F) | 76 | 73 | 69 | 67 | 64 | 64 | 62 | 61 | 61 | 59 | 59 | 59 | 58 | 59 | 62 | 64 | 68 | 72 | 75 | 78 | 82 | 81 | 79 | 78 |
| Dewpoint (°F) | 56 | 56 | 55 | 57 | 57 | 59 | 57 | 56 | 58 | 55 | 55 | 56 | 55 | 57 | 59 | 59 | 60 | 61 | 60 | 60 | 60 | 58 | 55 | 55 |
| Heat Index (°F) | 76 | 75 | 78 | 82 | 81 | 79 | 78 | |||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 7 | 7 | 7 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 7 | 7 | 7 | 9 | 9 | 9 | 9 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | WSW | WSW | WSW | S | S | S | SW | SW | SW | WSW | WSW | WSW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 4 | 4 | 4 | 4 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 |
| Relative Humidity (%) | 50 | 55 | 61 | 71 | 78 | 83 | 84 | 85 | 89 | 88 | 88 | 91 | 90 | 93 | 91 | 84 | 76 | 69 | 59 | 54 | 48 | 45 | 44 | 45 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°F) | 75 | 72 | 68 | 65 | 62 | 62 | 61 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 62 | 65 | 68 | 72 | 76 | 80 | 83 | 84 | 84 | 81 |
| Dewpoint (°F) | 53 | 53 | 53 | 53 | 52 | 54 | 54 | 53 | 53 | 53 | 54 | 54 | 54 | 54 | 56 | 57 | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 56 |
| Heat Index (°F) | 75 | 76 | 81 | 83 | 83 | 83 | 81 | |||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 3 | 3 | 3 | 1 | 1 | 1 | 2 | 2 | 2 | 5 | 5 | 5 | 7 | 7 | 7 | 10 |
| Wind Dir | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 4 | 4 | 4 | 4 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Relative Humidity (%) | 47 | 52 | 59 | 65 | 70 | 74 | 78 | 79 | 81 | 84 | 86 | 88 | 88 | 86 | 82 | 76 | 68 | 60 | 53 | 47 | 43 | 41 | 41 | 42 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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