| Point Forecast: 6 Miles SSW Livermore CA 37.59N 121.82W (Elev. 600 ft) |
Last Update: 1:26 pm PDT Jul 18, 2026 |
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| Date | 07/18 | 07/19 | ||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 79 | 77 | 74 | 68 | 64 | 62 | 60 | 59 | 58 | 58 | 57 | 57 | 57 | 56 | 57 | 58 | 62 | 67 | 72 | 77 | 79 | 81 | 82 | 82 |
| Dewpoint (°F) | 53 | 53 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 51 | 52 | 52 | 52 | 53 | 52 | 53 | 52 | 52 | 52 | 52 |
| Heat Index (°F) | 79 | 77 | 77 | 79 | 80 | 81 | 81 | |||||||||||||||||
| Surface Wind (mph) | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 10 |
| Wind Dir | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | WSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 18 | 18 | ||||||||||||||||||||||
| Sky Cover (%) | 1 | 1 | 1 | 1 | 3 | 5 | 10 | 24 | 44 | 51 | 48 | 56 | 48 | 54 | 40 | 40 | 28 | 19 | 13 | 10 | 15 | 15 | 21 | 19 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 40 | 44 | 50 | 59 | 68 | 73 | 78 | 81 | 83 | 85 | 85 | 85 | 84 | 84 | 84 | 79 | 70 | 59 | 51 | 44 | 39 | 36 | 36 | 36 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/20 | |||||||||||||||||||||||
| Hour (PDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 81 | 78 | 74 | 71 | 68 | 67 | 66 | 64 | 63 | 62 | 61 | 60 | 60 | 59 | 59 | 61 | 64 | 68 | 72 | 75 | 78 | 80 | 82 | 82 |
| Dewpoint (°F) | 52 | 54 | 53 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 53 | 53 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 |
| Heat Index (°F) | 80 | 79 | 75 | 78 | 80 | 81 | 81 | |||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 9 | 9 | 9 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W |
| Gust | 18 | 18 | 18 | |||||||||||||||||||||
| Sky Cover (%) | 32 | 32 | 32 | 42 | 42 | 42 | 46 | 46 | 46 | 58 | 58 | 58 | 60 | 60 | 60 | 58 | 58 | 58 | 37 | 37 | 37 | 30 | 30 | 30 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 38 | 42 | 48 | 55 | 59 | 61 | 64 | 68 | 72 | 75 | 78 | 80 | 80 | 80 | 79 | 77 | 70 | 61 | 53 | 47 | 42 | 40 | 38 | 38 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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