| Point Forecast: 4 Miles SE Marysville, Yuba County Airport CA 39.07N 121.5W (Elev. 59 ft) |
Last Update: 2:01 am PDT Jul 22, 2026 |
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| Date | 07/22 | 07/23 | ||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 72 | 71 | 70 | 68 | 69 | 72 | 74 | 78 | 80 | 83 | 86 | 88 | 89 | 91 | 90 | 90 | 89 | 84 | 78 | 74 | 71 | 69 | 67 | 65 |
| Dewpoint (°F) | 59 | 60 | 61 | 59 | 60 | 62 | 62 | 64 | 63 | 64 | 64 | 63 | 62 | 62 | 60 | 60 | 60 | 60 | 61 | 62 | 61 | 61 | 61 | 60 |
| Heat Index (°F) | 78 | 81 | 84 | 87 | 89 | 90 | 91 | 90 | 89 | 89 | 84 | 78 | ||||||||||||
| Surface Wind (mph) | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 6 | 6 |
| Wind Dir | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | SSW | SSW | S | S | SSE | SSE | SSE | SSE |
| Gust | 18 | |||||||||||||||||||||||
| Sky Cover (%) | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 6 | 5 | 4 | 12 | 9 | 7 | 8 |
| 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 (%) | 63 | 68 | 72 | 72 | 72 | 72 | 66 | 62 | 57 | 53 | 48 | 44 | 41 | 38 | 37 | 36 | 38 | 45 | 56 | 65 | 71 | 75 | 80 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/24 | |||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 63 | 62 | 61 | 59 | 61 | 64 | 66 | 73 | 76 | 80 | 84 | 87 | 91 | 92 | 93 | 93 | 91 | 87 | 83 | 78 | 73 | 70 | 68 | 66 |
| Dewpoint (°F) | 59 | 59 | 59 | 57 | 59 | 59 | 57 | 61 | 61 | 60 | 60 | 58 | 58 | 54 | 53 | 53 | 55 | 57 | 58 | 58 | 57 | 56 | 55 | 55 |
| Heat Index (°F) | 76 | 81 | 84 | 86 | 90 | 90 | 91 | 91 | 89 | 86 | 83 | 78 | ||||||||||||
| Surface Wind (mph) | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 6 | 6 | 6 | 7 | 7 | 7 | 7 |
| Wind Dir | SSE | SSE | SSE | SSE | SSE | S | S | S | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | S | S | S | SE | SE | SE | SSE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 9 | 8 | 19 | 19 | 19 | 17 | 17 | 17 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 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 (%) | 88 | 91 | 93 | 93 | 92 | 83 | 74 | 66 | 59 | 51 | 44 | 38 | 33 | 28 | 26 | 26 | 30 | 36 | 43 | 50 | 57 | 61 | 64 | 67 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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