| Point Forecast: Boston MA 42.34N 71.05W (Elev. 10 m) |
Last Update: 6:05 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (EDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°C) | 24 | 24 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 24 | 26 | 26 | 26 | 26 | 26 | 26 | 27 |
| Dewpoint (°C) | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Heat Index (°C) | 24 | 24 | 24 | 26 | 26 | 26 | 26 | 26 | 26 | 28 | ||||||||||||||
| Surface Wind (mph) | 8 | 8 | 7 | 6 | 6 | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 8 | 8 |
| Wind Dir | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE | SE | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 36 | 58 | 81 | 81 | 90 | 94 | 90 | 91 | 93 | 93 | 93 | 94 | 92 | 78 | 78 | 64 | 62 | 61 | 61 | 59 | 51 | 57 | 54 | 49 |
| Precipitation Potential (%) | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 6 | 7 | 6 | 4 | 3 | 7 | 12 | 16 | 18 | 21 | 24 | 26 |
| Relative Humidity (%) | 74 | 74 | 84 | 87 | 90 | 90 | 93 | 90 | 90 | 90 | 90 | 93 | 90 | 90 | 87 | 82 | 79 | 76 | 74 | 74 | 74 | 74 | 74 | 72 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (EDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°C) | 26 | 26 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 25 | 26 | 27 | 27 | 28 | 28 | 28 | 28 | 28 |
| Dewpoint (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 26 | 26 | 24 | 24 | 24 | 24 | 25 | 26 | 29 | 30 | 31 | 31 | 31 | 31 | 31 | |||||||||
| Surface Wind (mph) | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 |
| Wind Dir | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 51 | 57 | 77 | 80 | 81 | 79 | 78 | 80 | 80 | 80 | 80 | 79 | 77 | 76 | 66 | 59 | 52 | 49 | 47 | 44 | 41 | 38 | 35 | 34 |
| Precipitation Potential (%) | 29 | 31 | 28 | 25 | 22 | 21 | 19 | 18 | 19 | 20 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 16 | 15 | 13 |
| Relative Humidity (%) | 74 | 76 | 82 | 84 | 84 | 86 | 88 | 90 | 91 | 91 | 90 | 92 | 94 | 93 | 89 | 84 | 79 | 76 | 74 | 72 | 70 | 70 | 70 | 70 |
| Rain | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- |
| Thunder | Chc | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- |
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