| Point Forecast: Portland International Jetport ME 43.65N 70.3W (Elev. 52 ft) |
Last Update: 10:58 am EDT Jun 12, 2025 |
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| Date | 06/12 | 06/13 | ||||||||||||||||||||||
| Hour (EDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°F) | 77 | 81 | 82 | 82 | 81 | 81 | 79 | 77 | 76 | 72 | 68 | 65 | 63 | 60 | 59 | 58 | 55 | 54 | 53 | 54 | 57 | 58 | 63 | 65 |
| Dewpoint (°F) | 57 | 56 | 55 | 53 | 53 | 51 | 50 | 51 | 51 | 51 | 51 | 50 | 50 | 49 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 48 |
| Heat Index (°F) | 77 | 81 | 81 | 81 | 80 | 80 | 79 | 77 | 76 | |||||||||||||||
| Surface Wind (mph) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 13 | 10 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 7 | 7 |
| Wind Dir | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | NW | NW |
| Gust | 26 | 28 | 28 | 28 | 29 | 29 | 29 | 25 | 22 | |||||||||||||||
| Sky Cover (%) | 23 | 32 | 29 | 34 | 20 | 26 | 19 | 18 | 17 | 15 | 14 | 13 | 12 | 18 | 24 | 31 | 25 | 20 | 14 | 18 | 22 | 26 | 32 | 39 |
| Precipitation Potential (%) | 0 | 3 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Relative Humidity (%) | 50 | 42 | 40 | 37 | 38 | 35 | 36 | 40 | 42 | 48 | 54 | 58 | 62 | 67 | 69 | 72 | 80 | 80 | 83 | 80 | 72 | 69 | 58 | 54 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/14 | |||||||||||||||||||||||
| Hour (EDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°F) | 67 | 69 | 70 | 69 | 69 | 69 | 68 | 66 | 63 | 61 | 60 | 59 | 58 | 57 | 56 | 55 | 55 | 54 | 54 | 54 | 55 | 55 | 56 | 57 |
| Dewpoint (°F) | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 49 | 49 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 53 | 53 | 53 | 53 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 7 | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 | 7 |
| Wind Dir | NW | W | SW | S | S | S | S | S | S | S | S | S | S | S | E | E | E | E | E | E | E | E | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 45 | 35 | 26 | 17 | 18 | 19 | 21 | 33 | 45 | 57 | 61 | 64 | 68 | 70 | 73 | 75 | 81 | 87 | 93 | 91 | 90 | 88 | 86 | 85 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 48 |
| Relative Humidity (%) | 49 | 45 | 44 | 45 | 45 | 47 | 49 | 54 | 60 | 67 | 69 | 75 | 77 | 80 | 83 | 86 | 86 | 93 | 93 | 93 | 93 | 93 | 90 | 86 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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