Water Temperature of the Gulf of Maine in Portland, ME

Current Water Temperature

61.0°F

Measurement Time: Tuesday, September 15, 2026, 6:24 PM EDT

Today's Tides

 High: September 15, 2:28 AM, 9.3 ft
Low: September 15, 8:26 AM, 0.7 ft
 High: September 15, 2:39 PM, 9.8 ft
Low: September 15, 9:00 PM, 0.3 ft

Temperature Locations

View Nearby Locations     View All Maine Locations     View Locations Near Me

Local Points of Interest

Fore River; Portland Harbor; Port of Portland; Bug Light Park; Fort Allen Park

Gulf of Maine

Station Name: Portland
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 26 feet

Sensor Depth: -8 feet

Nearest Address:
98 Ocean Gateway Pier
Portland, ME 04101
Cumberland County

GPS Coordinates: 43.65806, -70.24417

Nearby Water Temperatures

Gulf of Maine, Cape Elizabeth, ME (10.6 mi)
Gulf of Maine, Monhegan, ME (44.6 mi)
Piscataqua River, Kittery, ME (47.1 mi)
Sheepscot River, Whitefield, ME (50.7 mi)
Gulf of Maine, Gloucester, NH (59.4 mi)
Wild River, Gilead, ME (62.4 mi)
Ducktrap River, Lincolnville, ME (74.9 mi)
Atlantic Ocean, Scituate, MA (93 mi)
Shawsheen River, Bedford, MA (97.3 mi)
Cambridge Reservoir Tributary 2, Lexington, MA (98.8 mi)
Cambridge Reservoir Tributary 1, Lexington, MA (98.9 mi)
Hobbs Brook, Lincoln, MA (99 mi)
Fresh Pond, Cambridge, MA (99.1 mi)
Cambridge Reservoir Tributary 3, Waltham, MA (99.7 mi)
Cambridge Reservoir, Lincoln, MA (99.9 mi)

Weather for Portland, Maine

Current Weather

61°F
Mostly Cloudy
Mostly Cloudy
65%
S 10 mph
49°F

Weather Forecast

Partly Cloudy
Tonight
55°F - Partly Cloudy
Mostly Sunny
Wednesday
69°F - Mostly Sunny
Mostly Cloudy
Wednesday Night
59°F - Mostly Cloudy
Mostly Cloudy then Chance Rain Showers
Thursday
66°F - Mostly Cloudy then Chance Rain Showers
Showers And Thunderstorms Likely
Thursday Night
59°F - Showers And Thunderstorms Likely
Slight Chance Rain Showers then Sunny
Friday
71°F - Slight Chance Rain Showers then Sunny
Mostly Clear
Friday Night
51°F - Mostly Clear
Sunny
Saturday
61°F - Sunny
Chance Rain Showers
Saturday Night
53°F - Chance Rain Showers
Rain Showers Likely
Sunday
62°F - Rain Showers Likely
Chance Rain Showers
Sunday Night
54°F - Chance Rain Showers
Chance Rain Showers
Monday
62°F - Chance Rain Showers
Chance Rain Showers
Monday Night
53°F - Chance Rain Showers
Chance Rain Showers
Tuesday
62°F - Chance Rain Showers

Astronomical

Sunrise: 6:21 AM
Sun Transit: 12:36 AM
Sunset: 6:51 PM
Daylight: 12 hrs 31 mins
Moonrise: 11:25 AM
Moon Transit: 4:03 PM
Moonset: 8:35 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:53 AM - 8:23 AM
3:33 PM - 6:03 PM

Minor Periods

8:05 PM - 9:35 PM
10:55 AM - 12:25 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:21 AM
Sun Transit: 12:36 AM
Sunset: 6:51 PM
Daylight: 12 hrs 31 mins
Moonrise: 11:25 AM
Moon Transit: 4:03 PM
Moonset: 8:35 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:53 AM - 8:23 AM
3:33 PM - 6:03 PM

Minor Periods

8:05 PM - 9:35 PM
10:55 AM - 12:25 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 12:35 AM
Sunset: 6:49 PM
Daylight: 12 hrs 28 mins
Moonrise: 12:32 AM
Moon Transit: 4:53 PM
Moonset: 9:09 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:41 AM - 9:11 AM
4:23 PM - 6:53 PM

Minor Periods

8:39 PM - 10:09 PM
12:02 AM - 1:32 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:22 AM
Sun Transit: 12:35 AM
Sunset: 6:49 PM
Daylight: 12 hrs 28 mins
Moonrise: 12:32 AM
Moon Transit: 4:53 PM
Moonset: 9:09 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:41 AM - 9:11 AM
4:23 PM - 6:53 PM

Minor Periods

8:39 PM - 10:09 PM
12:02 AM - 1:32 PM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 12:35 AM
Sunset: 6:48 PM
Daylight: 12 hrs 25 mins
Moonrise: 1:34 PM
Moon Transit: 5:43 PM
Moonset: 9:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:31 AM - 10:01 AM
5:13 PM - 7:43 PM

Minor Periods

9:21 PM - 10:51 PM
1:04 PM - 2:34 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 12:35 AM
Sunset: 6:48 PM
Daylight: 12 hrs 25 mins
Moonrise: 1:34 PM
Moon Transit: 5:43 PM
Moonset: 9:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:31 AM - 10:01 AM
5:13 PM - 7:43 PM

Minor Periods

9:21 PM - 10:51 PM
1:04 PM - 2:34 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:24 AM
Sun Transit: 12:35 AM
Sunset: 6:46 PM
Daylight: 12 hrs 22 mins
Moonrise: 2:30 PM
Moon Transit: 6:35 PM
Moonset: 10:41 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:23 AM - 10:53 AM
6:05 PM - 8:35 PM

Minor Periods

10:11 PM - 11:41 PM
2:00 PM - 3:30 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:24 AM
Sun Transit: 12:35 AM
Sunset: 6:46 PM
Daylight: 12 hrs 22 mins
Moonrise: 2:30 PM
Moon Transit: 6:35 PM
Moonset: 10:41 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

8:23 AM - 10:53 AM
6:05 PM - 8:35 PM

Minor Periods

10:11 PM - 11:41 PM
2:00 PM - 3:30 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:25 AM
Sun Transit: 12:34 AM
Sunset: 6:44 PM
Daylight: 12 hrs 19 mins
Moonrise: 3:17 PM
Moon Transit: 7:26 PM
Moonset: 11:38 PM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:14 AM - 11:44 AM
6:56 PM - 9:26 PM

Minor Periods

12:00 AM - 12:00 AM
2:47 PM - 4:17 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:25 AM
Sun Transit: 12:34 AM
Sunset: 6:44 PM
Daylight: 12 hrs 19 mins
Moonrise: 3:17 PM
Moon Transit: 7:26 PM
Moonset: 11:38 PM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

9:14 AM - 11:44 AM
6:56 PM - 9:26 PM

Minor Periods

12:00 AM - 12:00 AM
2:47 PM - 4:17 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 12:34 AM
Sunset: 6:42 PM
Daylight: 12 hrs 16 mins
Moonrise: 3:57 PM
Moon Transit: 8:16 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

10:05 AM - 12:35 AM
7:46 PM - 10:16 PM

Minor Periods

3:27 PM - 4:57 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 12:34 AM
Sunset: 6:42 PM
Daylight: 12 hrs 16 mins
Moonrise: 3:57 PM
Moon Transit: 8:16 PM
Moonset: 12:38 AM
Moon Phase: First Quarter
Moon Illumination: 65.4%

Best Times for Fishing or Hunting

Major Periods

10:05 AM - 12:35 AM
7:46 PM - 10:16 PM

Minor Periods

3:27 PM - 4:57 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:27 AM
Sun Transit: 12:33 AM
Sunset: 6:40 PM
Daylight: 12 hrs 13 mins
Moonrise: 4:29 PM
Moon Transit: 9:04 PM
Moonset: 12:42 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:54 AM - 1:24 PM
8:34 PM - 11:04 PM

Minor Periods

3:59 PM - 5:29 PM
12:12 AM - 1:42 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:27 AM
Sun Transit: 12:33 AM
Sunset: 6:40 PM
Daylight: 12 hrs 13 mins
Moonrise: 4:29 PM
Moon Transit: 9:04 PM
Moonset: 12:42 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

10:54 AM - 1:24 PM
8:34 PM - 11:04 PM

Minor Periods

3:59 PM - 5:29 PM
12:12 AM - 1:42 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:29 AM
Sun Transit: 12:33 AM
Sunset: 6:39 PM
Daylight: 12 hrs 10 mins
Moonrise: 4:55 PM
Moon Transit: 9:51 PM
Moonset: 1:48 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

11:41 AM - 2:11 PM
9:21 PM - 11:51 PM

Minor Periods

4:25 PM - 5:55 PM
1:18 AM - 2:48 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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