| Point Forecast: Fountain Hills AZ 33.6N 111.74W (Elev. 1814 ft) |
Last Update: 11:33 am MST Sep 7, 2026 |
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| Date | 09/07 | 09/08 | ||||||||||||||||||||||
| Hour (MST) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 103 | 104 | 103 | 102 | 99 | 96 | 95 | 93 | 90 | 88 | 87 | 86 | 84 | 84 | 83 | 82 | 84 | 87 | 91 | 95 | 98 | 100 | 102 | 104 |
| Dewpoint (°F) | 54 | 53 | 52 | 52 | 52 | 53 | 54 | 55 | 56 | 55 | 55 | 55 | 55 | 56 | 56 | 57 | 58 | 58 | 57 | 57 | 56 | 57 | 56 | 55 |
| Heat Index (°F) | 101 | 102 | 101 | 100 | 96 | 94 | 93 | 91 | 88 | 86 | 85 | 84 | 83 | 83 | 82 | 82 | 84 | 86 | 90 | 94 | 97 | 99 | 101 | 103 |
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 |
| Wind Dir | W | W | W | W | W | W | WNW | NW | NNW | N | N | NNE | NE | NE | NNE | NE | ENE | E | SE | SSE | S | S | SSW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 21 | 25 | 8 | 17 | 23 | 34 | 39 | 40 | 45 | 41 | 41 | 37 | 29 | 24 | 30 | 27 | 16 | 10 | 4 | 8 | 8 | 9 | 11 | 9 |
| Precipitation Potential (%) | 1 | 1 | 3 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 4 | 3 | 4 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 2 |
| Relative Humidity (%) | 20 | 19 | 18 | 19 | 21 | 24 | 25 | 28 | 32 | 33 | 34 | 35 | 37 | 38 | 40 | 43 | 41 | 38 | 32 | 28 | 25 | 24 | 22 | 20 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/09 | |||||||||||||||||||||||
| Hour (MST) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 104 | 104 | 105 | 103 | 100 | 97 | 95 | 93 | 91 | 90 | 88 | 87 | 85 | 85 | 84 | 83 | 84 | 87 | 90 | 94 | 97 | 100 | 103 | 104 |
| Dewpoint (°F) | 54 | 53 | 53 | 53 | 52 | 53 | 54 | 55 | 56 | 56 | 57 | 57 | 57 | 58 | 59 | 60 | 61 | 62 | 62 | 62 | 62 | 62 | 61 | 60 |
| Heat Index (°F) | 102 | 102 | 103 | 101 | 98 | 95 | 93 | 91 | 89 | 88 | 87 | 86 | 84 | 84 | 84 | 83 | 84 | 87 | 90 | 95 | 98 | 102 | 105 | 105 |
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 6 | 7 |
| Wind Dir | WSW | WSW | WSW | W | W | WSW | WNW | NNE | E | NE | SE | SSE | SE | SE | ESE | ENE | ESE | S | SSW | SW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 5 | 8 | 10 | 12 | 10 | 15 | 17 | 12 | 16 | 14 | 31 | 23 | 27 | 15 | 27 | 22 | 16 | 14 | 12 | 10 | 10 | 10 | 10 |
| Precipitation Potential (%) | 3 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 19 | 19 | 18 | 19 | 20 | 23 | 25 | 28 | 31 | 32 | 35 | 36 | 39 | 40 | 43 | 46 | 46 | 43 | 39 | 35 | 32 | 29 | 26 | 24 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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