| Point Forecast: Amherst NH 42.87N 71.61W (Elev. 84 m) |
Last Update: 1:45 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| 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 (°C) | 27 | 28 | 28 | 27 | 25 | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 20 | 22 | 23 | 24 | 26 | 27 | 27 | 28 | 29 |
| Dewpoint (°C) | 21 | 21 | 21 | 20 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 21 | 22 | 22 | 23 | 23 | 23 | 24 |
| Heat Index (°C) | 29 | 29 | 29 | 28 | 25 | 24 | 26 | 29 | 30 | 32 | 33 | |||||||||||||
| Surface Wind (mph) | 6 | 7 | 6 | 6 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 5 | 5 |
| Wind Dir | S | S | S | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 39 | 35 | 32 | 35 | 38 | 38 | 40 | 39 | 49 | 66 | 71 | 72 | 71 | 72 | 73 | 68 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 80 |
| Precipitation Potential (%) | 4 | 3 | 3 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 9 | 6 | 5 | 9 | 12 | 16 | 22 | 28 | 51 |
| Relative Humidity (%) | 67 | 65 | 65 | 67 | 76 | 82 | 87 | 90 | 90 | 93 | 93 | 97 | 97 | 97 | 100 | 97 | 90 | 87 | 85 | 82 | 79 | 77 | 74 | 74 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc |
| Date | 07/15 | |||||||||||||||||||||||
| 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 (°C) | 28 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 23 | 25 | 27 | 28 | 29 | 30 | 31 | 31 |
| Dewpoint (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 32 | 32 | 29 | 26 | 25 | 24 | 25 | 29 | 32 | 33 | 33 | 34 | 34 | |||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 |
| Wind Dir | S | S | S | S | S | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 88 | 90 | 90 | 69 | 76 | 74 | 76 | 78 | 76 | 75 | 73 | 71 | 69 | 67 | 60 | 53 | 45 | 39 | 32 | 26 | 24 | 23 | 21 | 20 |
| Precipitation Potential (%) | 60 | 61 | 56 | 35 | 24 | 24 | 24 | 24 | 24 | 24 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 16 |
| Relative Humidity (%) | 74 | 74 | 82 | 85 | 87 | 94 | 93 | 97 | 93 | 97 | 93 | 97 | 97 | 100 | 97 | 97 | 93 | 85 | 79 | 72 | 65 | 63 | 57 | 57 |
| Rain | Lkly | Lkly | Lkly | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc |
| Thunder | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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