| Point Forecast: Modesto CA 37.63N 121W (Elev. 49 ft) |
Last Update: 2:00 am PDT Jul 17, 2026 |
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| Date | 07/17 | 07/18 | ||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 66 | 69 | 75 | 80 | 84 | 88 | 91 | 92 | 93 | 93 | 91 | 89 | 85 | 78 | 74 | 71 | 70 | 68 | 66 | 64 | 63 | 62 | 62 | 63 |
| Dewpoint (°F) | 50 | 49 | 50 | 50 | 50 | 49 | 48 | 48 | 49 | 49 | 48 | 50 | 52 | 50 | 50 | 50 | 51 | 52 | 52 | 51 | 52 | 52 | 52 | 53 |
| Heat Index (°F) | 75 | 80 | 82 | 85 | 88 | 89 | 90 | 90 | 88 | 86 | 83 | 78 | ||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 9 | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NNW | NNW | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | N | N | NNW | NNW | NNW | NNW | NNW | NNW | NNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 15 | 15 | 15 |
| 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 (%) | 57 | 48 | 41 | 35 | 31 | 26 | 23 | 22 | 22 | 22 | 23 | 26 | 32 | 38 | 43 | 48 | 51 | 56 | 60 | 63 | 67 | 70 | 70 | 70 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/19 | |||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 65 | 69 | 74 | 78 | 82 | 86 | 90 | 91 | 93 | 93 | 92 | 90 | 87 | 83 | 78 | 74 | 71 | 69 | 67 | 65 | 64 | 63 | 63 | 64 |
| Dewpoint (°F) | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 50 | 51 | 51 | 50 | 51 | 51 | 51 | 50 | 50 | 50 | 51 | 51 | 51 | 52 | 52 | 53 | 53 |
| Heat Index (°F) | 78 | 81 | 84 | 87 | 88 | 90 | 90 | 89 | 87 | 85 | 82 | 78 | ||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 18 | 18 | 18 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 10 | 10 | 10 | 18 | 18 | 18 | 30 | 30 | 30 | 20 | 20 | 20 |
| 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 (%) | 65 | 56 | 48 | 41 | 36 | 31 | 27 | 25 | 24 | 24 | 24 | 26 | 29 | 33 | 38 | 43 | 48 | 53 | 57 | 61 | 65 | 67 | 69 | 68 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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