| Point Forecast: San Luis Obispo CA 35.27N 120.66W (Elev. 262 ft) |
Last Update: 11:26 am PDT Aug 17, 2026 |
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| Date | 08/17 | 08/18 | ||||||||||||||||||||||
| Hour (PDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 80 | 77 | 76 | 75 | 72 | 67 | 64 | 62 | 61 | 59 | 59 | 60 | 61 | 64 | 64 | 64 | 64 | 64 | 65 | 69 | 74 | 79 | 79 | 85 |
| Dewpoint (°F) | 63 | 59 | 58 | 58 | 57 | 54 | 54 | 56 | 57 | 55 | 56 | 57 | 58 | 61 | 61 | 61 | 61 | 61 | 62 | 65 | 67 | 66 | 59 | 59 |
| Heat Index (°F) | 81 | 77 | 76 | 75 | 79 | 79 | 85 | |||||||||||||||||
| Surface Wind (mph) | 9 | 11 | 11 | 11 | 11 | 11 | 11 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 7 | 7 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NW | NW |
| Gust | 15 | 15 | 15 | |||||||||||||||||||||
| Sky Cover (%) | 38 | 38 | 38 | 38 | 59 | 59 | 59 | 59 | 59 | 59 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 22 | 22 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 56 | 53 | 53 | 56 | 60 | 63 | 70 | 81 | 86 | 88 | 91 | 90 | 91 | 91 | 91 | 91 | 90 | 90 | 90 | 87 | 80 | 64 | 51 | 41 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 08/19 | |||||||||||||||||||||||
| Hour (PDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 85 | 82 | 81 | 80 | 75 | 70 | 66 | 59 | 59 | 59 | 59 | 61 | 62 | 64 | 65 | 65 | 65 | 65 | 66 | 73 | 83 | 84 | 86 | 86 |
| Dewpoint (°F) | 57 | 52 | 51 | 52 | 51 | 49 | 51 | 50 | 53 | 55 | 55 | 56 | 57 | 59 | 60 | 59 | 59 | 58 | 60 | 67 | 73 | 68 | 63 | 57 |
| Heat Index (°F) | 84 | 81 | 80 | 80 | 75 | 89 | 87 | 87 | 85 | |||||||||||||||
| Surface Wind (mph) | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | 3 | 8 | 8 |
| Wind Dir | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NNW | NNW | NNW | N | N | N | N | N | N | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 22 | 22 | 22 | 22 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 26 | 26 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 38 | 35 | 35 | 38 | 43 | 48 | 59 | 72 | 80 | 85 | 88 | 85 | 85 | 84 | 84 | 82 | 81 | 79 | 81 | 81 | 72 | 59 | 46 | 38 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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