Weather for Portland, Maine
Current Weather
Humidity: 67%
Feels Like: 61°F
Wind: N 11.6 mph
Wind Gusts: 15.8 mph
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 9 mi
UV Index: 0.6
Five Day Weather Forecast
Wed
H: 65°F
L: 50°F
Thu
H: 57°F
L: 45°F
Fri
H: 62°F
L: 43°F
Sat
H: 64°F
L: 45°F
Sun
H: 57°F
L: 52°F
Air Quality
Nitrogen Dioxide: 6.45 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 60 μg/m3
Astronomical
Sun Transit: 12:28 AM
Sunset: 6:09 PM
Daylight: 11 hrs 22 mins
Moon Transit: 1:19 AM
Moonset: 8:41 AM
Moon Phase: Full
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
12:49 AM - 3:19 AM4:01 PM - 6:31 PM
Minor Periods
6:12 PM - 7:42 PM8:11 AM - 9:41 AM
Action Rating: 5 out of 5
Frost Advisory issued October 8 at 2:07PM EDT until October 9 at 8:00AM EDT by NWS Gray ME
Effective: Wed October 8, 2025, 2:07 PM
Expires: Thu October 9, 2025, 2:15 AM
* WHAT...For the Frost Advisory, temperatures as low as 32 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 23 possible. * WHERE...In Maine, Interior Cumberland Highlands, Southern Franklin, and Southern Oxford Counties. In New Hampshire, Belknap, Merrimack, Sullivan, Northern Carroll, Northern Grafton, Southern Carroll, and Southern Grafton Counties. * WHEN...For the Frost Advisory, from 2 AM to 8 AM EDT Thursday. For the Freeze Watch, from Thursday evening through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Freeze Watch issued October 8 at 2:07PM EDT until October 10 at 8:00AM EDT by NWS Gray ME
Effective: Wed October 8, 2025, 2:07 PM
Expires: Thu October 9, 2025, 2:15 AM
* WHAT...For the Frost Advisory, temperatures as low as 32 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 23 possible. * WHERE...In Maine, Interior Cumberland Highlands, Southern Franklin, and Southern Oxford Counties. In New Hampshire, Belknap, Merrimack, Sullivan, Northern Carroll, Northern Grafton, Southern Carroll, and Southern Grafton Counties. * WHEN...For the Frost Advisory, from 2 AM to 8 AM EDT Thursday. For the Freeze Watch, from Thursday evening through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Freeze Watch issued October 8 at 2:07PM EDT until October 10 at 8:00AM EDT by NWS Gray ME
Effective: Wed October 8, 2025, 2:07 PM
Expires: Thu October 9, 2025, 2:15 AM
* WHAT...Sub-freezing temperatures as low as 26 possible. * WHERE...Portions of south central and southwest Maine and central and southern New Hampshire. * WHEN...From Thursday evening through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
Weather Forecast
Average Temperature: 60.9°F
Average Humidity: 75%
Wind: 20.1 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 6.72 μg/m3
Sulphur Dioxide: 2.44 μg/m3
Ozone: 73.64 μg/m3
Astronomical
Sun Transit: 12:28 AM
Sunset: 6:09 PM
Daylight: 11 hrs 22 mins
Moon Transit: 1:19 AM
Moonset: 8:41 AM
Moon Phase: Full
Moon Illumination: 95.8%
Best Times for Fishing or Hunting
Major Periods
12:49 AM - 3:19 AM4:01 PM - 6:31 PM
Minor Periods
6:12 PM - 7:42 PM8:11 AM - 9:41 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 49.6°F
Average Humidity: 54%
Wind: 17 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 3.1 μg/m3
Sulphur Dioxide: 1.65 μg/m3
Ozone: 65 μg/m3
Astronomical
Sun Transit: 12:28 AM
Sunset: 6:07 PM
Daylight: 11 hrs 19 mins
Moon Transit: 2:15 AM
Moonset: 10:06 AM
Moon Phase: Waning Gibbous
Moon Illumination: 90.1%
Best Times for Fishing or Hunting
Major Periods
1:45 AM - 4:15 AM5:00 PM - 7:30 PM
Minor Periods
6:47 PM - 8:17 PM9:36 AM - 11:06 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 51.3°F
Average Humidity: 51%
Wind: 12.5 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 5.99 μg/m3
Sulphur Dioxide: 2.11 μg/m3
Ozone: 62.48 μg/m3
Astronomical
Sun Transit: 12:27 AM
Sunset: 6:06 PM
Daylight: 11 hrs 16 mins
Moon Transit: 3:16 AM
Moonset: 11:29 AM
Moon Phase: Waning Gibbous
Moon Illumination: 82.3%
Best Times for Fishing or Hunting
Major Periods
2:46 AM - 5:16 AM6:02 PM - 8:32 PM
Minor Periods
7:32 PM - 9:02 PM10:59 AM - 12:29 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 54°F
Average Humidity: 62%
Wind: 12.8 mph
UV Index: 0.8
Air Quality
Nitrogen Dioxide: 9.5 μg/m3
Sulphur Dioxide: 3.82 μg/m3
Ozone: 72.68 μg/m3
Astronomical
Sun Transit: 12:27 AM
Sunset: 6:04 PM
Daylight: 11 hrs 13 mins
Moon Transit: 4:19 AM
Moonset: 12:44 AM
Moon Phase: Waning Gibbous
Moon Illumination: 72.9%
Best Times for Fishing or Hunting
Major Periods
3:49 AM - 6:19 AM7:06 PM - 9:36 PM
Minor Periods
8:28 PM - 9:58 PM12:14 AM - 1:44 PM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 54.5°F
Average Humidity: 79%
Wind: 20.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 12.8 μg/m3
Sulphur Dioxide: 3.03 μg/m3
Ozone: 60.46 μg/m3
Astronomical
Sun Transit: 12:27 AM
Sunset: 6:02 PM
Daylight: 11 hrs 10 mins
Moon Transit: 5:23 AM
Moonset: 1:46 PM
Moon Phase: Waning Gibbous
Moon Illumination: 62.3%
Best Times for Fishing or Hunting
Major Periods
4:53 AM - 7:23 AM8:09 PM - 10:39 PM
Minor Periods
9:36 PM - 11:06 PM1:16 PM - 2:46 PM
Action Rating: 2 out of 5