| Point Forecast: Holyoke MA 42.21N 72.66W (Elev. 617 ft) |
Last Update: 6:05 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (EDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 78 | 75 | 74 | 73 | 72 | 71 | 70 | 70 | 70 | 70 | 69 | 70 | 71 | 73 | 74 | 77 | 79 | 81 | 81 | 82 | 82 | 81 | 80 | 78 |
| Dewpoint (°F) | 68 | 68 | 68 | 68 | 68 | 67 | 68 | 68 | 68 | 68 | 67 | 68 | 68 | 69 | 70 | 70 | 70 | 71 | 71 | 72 | 72 | 72 | 72 | 72 |
| Heat Index (°F) | 78 | 75 | 77 | 79 | 85 | 85 | 87 | 87 | 85 | 84 | 78 | |||||||||||||
| Surface Wind (mph) | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 76 | 73 | 85 | 82 | 92 | 94 | 96 | 95 | 96 | 96 | 96 | 97 | 95 | 93 | 83 | 81 | 70 | 74 | 70 | 65 | 69 | 75 | 72 | 68 |
| Precipitation Potential (%) | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 11 | 11 | 13 | 14 | 16 | 26 | 37 | 47 | 51 | 55 | 59 | 52 | 45 |
| Relative Humidity (%) | 71 | 79 | 82 | 84 | 87 | 87 | 93 | 93 | 93 | 93 | 93 | 93 | 90 | 87 | 87 | 79 | 74 | 72 | 72 | 72 | 72 | 74 | 77 | 82 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Lkly | Lkly | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Lkly | Lkly | Chc |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (EDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 77 | 75 | 74 | 73 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 72 | 73 | 75 | 78 | 81 | 83 | 85 | 86 | 87 | 87 | 86 | 85 | 83 |
| Dewpoint (°F) | 71 | 72 | 72 | 71 | 71 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 70 | 70 | 71 | 71 | 71 | 70 | 70 | 70 | 71 | 71 | 71 | 71 |
| Heat Index (°F) | 77 | 75 | 75 | 78 | 85 | 88 | 90 | 91 | 92 | 92 | 91 | 90 | 88 | |||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 78 | 81 | 84 | 84 | 83 | 85 | 85 | 83 | 84 | 85 | 76 | 68 | 60 | 51 | 43 | 38 | 40 | 43 | 43 | 45 | 45 | 48 | 40 | 33 |
| Precipitation Potential (%) | 38 | 34 | 31 | 27 | 25 | 22 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 20 | 20 | 20 | 21 | 22 | 22 | 23 | 23 | 24 | 21 | 18 |
| Relative Humidity (%) | 82 | 90 | 93 | 93 | 95 | 96 | 97 | 97 | 97 | 97 | 96 | 94 | 90 | 84 | 78 | 72 | 66 | 62 | 59 | 58 | 59 | 61 | 63 | 67 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
| Thunder | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc |
