| Point Forecast: 4 Miles SW Clemson-Oconee County Airport SC 34.63N 82.92W (Elev. 899 ft) |
Last Update: 2:24 pm EDT Jul 17, 2026 |
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| Date | 07/17 | 07/18 | ||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 94 | 93 | 90 | 87 | 85 | 82 | 80 | 79 | 78 | 78 | 77 | 76 | 75 | 75 | 75 | 75 | 76 | 80 | 84 | 87 | 90 | 91 | 92 | 92 |
| Dewpoint (°F) | 72 | 73 | 73 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 73 | 72 | 72 |
| Heat Index (°F) | 102 | 102 | 98 | 97 | 94 | 89 | 86 | 83 | 78 | 78 | 77 | 76 | 75 | 75 | 75 | 75 | 76 | 84 | 91 | 95 | 98 | 99 | 100 | 101 |
| Surface Wind (mph) | 3 | 5 | 5 | 7 | 5 | 2 | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 5 | 6 | 7 |
| Wind Dir | S | SW | SW | W | NW | WNW | W | SE | SSW | SW | SW | SSW | WSW | SW | WSW | WSW | SW | NNW | SSW | SSW | SW | SW | SW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 52 | 59 | 61 | 56 | 61 | 45 | 44 | 42 | 39 | 41 | 34 | 33 | 39 | 39 | 38 | 39 | 28 | 23 | 11 | 7 | 13 | 22 | 48 | 53 |
| Precipitation Potential (%) | 21 | 38 | 42 | 31 | 12 | 11 | 9 | 4 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 11 | 14 | 24 | 30 |
| Relative Humidity (%) | 50 | 53 | 56 | 66 | 70 | 79 | 82 | 86 | 88 | 90 | 92 | 94 | 95 | 96 | 94 | 94 | 90 | 84 | 72 | 65 | 59 | 57 | 54 | 52 |
| Rain | SChc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Thunder | SChc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Date | 07/19 | |||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 91 | 90 | 89 | 87 | 86 | 82 | 80 | 79 | 78 | 77 | 76 | 75 | 75 | 74 | 74 | 74 | 76 | 78 | 83 | 87 | 90 | 92 | 92 | 92 |
| Dewpoint (°F) | 72 | 72 | 71 | 72 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 72 | 72 | 72 | 72 | 73 | 74 | 74 | 74 | 74 | 73 | 73 |
| Heat Index (°F) | 99 | 98 | 96 | 94 | 93 | 89 | 84 | 79 | 78 | 77 | 76 | 75 | 75 | 76 | 78 | 89 | 95 | 99 | 101 | 100 | 100 | |||
| Surface Wind (mph) | 7 | 7 | 6 | 5 | 5 | 5 | 3 | 5 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 |
| Wind Dir | WSW | W | WNW | W | WNW | WNW | W | SW | WSW | WNW | WNW | WNW | WNW | W | W | W | WNW | W | W | W | W | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 57 | 53 | 51 | 54 | 33 | 27 | 28 | 28 | 25 | 23 | 22 | 22 | 22 | 22 | 20 | 23 | 20 | 22 | 28 | 32 | 33 | 33 | 43 | 52 |
| Precipitation Potential (%) | 35 | 29 | 22 | 31 | 13 | 9 | 6 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 21 | 28 |
| Relative Humidity (%) | 54 | 55 | 55 | 60 | 68 | 76 | 81 | 85 | 87 | 89 | 91 | 93 | 94 | 93 | 94 | 95 | 89 | 84 | 74 | 66 | 59 | 56 | 55 | 54 |
| Rain | Chc | Chc | SChc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Thunder | Chc | Chc | SChc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
