Portland, ME Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Jul 13 		Partly Cloudy
Close Hourly 		-º / 68º 6% SW 13 mph 77%
7pm Partly Cloudy 74º 2% SSW 12 mph 73%
8pm Partly Cloudy 72º 4% SSW 12 mph 76%
9pm Mostly Cloudy 72º 5% SSW 9 mph 77%
10pm Mostly Cloudy 73º 2% SSW 8 mph 74%
11pm Partly Cloudy 73º 2% SW 8 mph 76%
Tue
Jul 14 		Partly Cloudy
View Hourly 		93º / 71º 2% SW 14 mph 54%
12am Mostly Cloudy 73º 2% SW 7 mph 78%
1am Mostly Cloudy 72º 3% SW 8 mph 79%
2am Partly Cloudy 71º 5% WSW 7 mph 81%
3am Partly Cloudy 71º 5% WSW 6 mph 81%
4am Partly Cloudy 70º 6% WSW 6 mph 81%
5am Partly Cloudy 69º 6% WSW 6 mph 82%
6am Mostly Cloudy 69º 5% WSW 6 mph 80%
7am Mostly Cloudy 72º 3% WSW 6 mph 73%
8am Mostly Cloudy 75º 1% WSW 7 mph 67%
9am Mostly Cloudy 78º 0% WSW 7 mph 60%
10am Mostly Cloudy 81º 1% WSW 8 mph 57%
11am Cloudy 83º 0% SW 10 mph 55%
12pm Partly Cloudy 86º 0% SW 11 mph 51%
1pm Partly Cloudy 88º 0% SW 12 mph 50%
2pm Partly Cloudy 89º 0% SW 13 mph 48%
3pm Partly Cloudy 91º 0% SW 14 mph 47%
4pm Partly Cloudy 92º 0% SW 13 mph 47%
5pm Partly Cloudy 92º 0% WSW 13 mph 47%
6pm Mostly Sunny 90º 0% WSW 12 mph 49%
7pm Partly Cloudy 89º 5% WSW 10 mph 51%
8pm Mostly Sunny 86º 14% WSW 10 mph 55%
9pm Partly Cloudy 84º 2% WSW 9 mph 60%
10pm Partly Cloudy 82º 21% WSW 8 mph 64%
11pm Partly Cloudy 79º 4% WSW 7 mph 69%
Wed
Jul 15 		Mostly Sunny
View Hourly 		88º / 65º 12% WNW 15 mph 49%
12am Isolated Thunderstorms 78º 30% W 6 mph 73%
1am Showers 77º 36% WNW 6 mph 72%
2am Few Showers 77º 33% WNW 6 mph 73%
3am Mostly Cloudy 76º 20% W 5 mph 76%
4am Mostly Cloudy 74º 11% W 5 mph 81%
5am Cloudy 72º 21% WNW 6 mph 84%
6am Cloudy 72º 16% WNW 7 mph 84%
7am Mostly Cloudy 74º 9% WNW 7 mph 81%
8am Partly Cloudy 76º 4% WNW 8 mph 77%
9am Mostly Cloudy 79º 12% NW 10 mph 69%
10am Mostly Sunny 81º 1% NW 11 mph 58%
11am Partly Cloudy 83º 0% NW 12 mph 50%
12pm Mostly Sunny 84º 0% NW 13 mph 43%
1pm Mostly Sunny 86º 0% NW 14 mph 37%
2pm Mostly Sunny 87º 0% WNW 14 mph 35%
3pm Mostly Sunny 87º 0% WNW 15 mph 35%
4pm Sunny 87º 0% WNW 15 mph 34%
5pm Sunny 86º 0% WNW 15 mph 35%
6pm Sunny 84º 0% WNW 14 mph 37%
Thu
Jul 16 		Mostly Sunny 85º / 61º 21% W 14 mph 46%
Fri
Jul 17 		Mostly Sunny 81º / 60º 1% WNW 12 mph 46%
Sat
Jul 18 		Partly Cloudy 80º / 62º 5% SW 11 mph 49%
Sun
Jul 19 		Showers 78º / 62º 55% ESE 10 mph 65%
Mon
Jul 20 		PM Showers 78º / 62º 31% S 11 mph 65%

Weather Radar for Portland, ME See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Portland, ME

Tonight
Low : 69ºF
SW wind 12 to 15 kt decreasing to 10 to 13 kt after midnight. Winds could gust as high as 25 kt. A chance of showers, mainly before 11pm. Seas 1 ft or less.
Tuesday
High : 88ºF
SW wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Seas 1 ft or less.
Tuesday Night
Low : 72ºF
WSW wind 5 to 10 kt. Showers and thunderstorms likely before 3am, then a chance of showers. Seas 1 ft or less.
Wednesday
High : 86ºF
WNW wind around 10 kt, with gusts as high as 25 kt. Mostly cloudy through mid morning, then becoming sunny. Seas 1 ft or less.
Wednesday Night
Low : 67ºF
WNW wind 5 to 10 kt becoming W after midnight. Mostly clear. Seas 1 ft or less.
Thursday
High : 82ºF
W wind 5 to 10 kt, with gusts as high as 20 kt. Sunny. Seas 1 ft or less.
Thursday Night
Low : 62ºF
WNW wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.
Friday
High : 79ºF
WNW wind 5 to 10 kt. Sunny. Seas 1 ft or less.
Friday Night
Low : 61ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.

NOAA Buoy Data Near Portland, ME See Map

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    Featured Local Businesses

    Casco Bay Boat Transport

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    Maine Yacht Center docks, Portland, Maine

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    Freedom Boat Club at Yarmouth Boat Yard, Maine

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    Wind Speed Forecast for Portland, ME

    MondayTuesdayWednesday
    Wind Speed (MPH) 128661014107571215
    11pm3am7am11am3pm7pm11pm3am7am11am3pm7pm
    MPH 128661014107571215
    DIR SSWSWWSWWSWSWSWWSWWSWWWNWNWWNW

    Current Weather Conditions In Portland, ME

    As Of: 15 minutes ago

    • 74ºF
    • 74ºF
    • 12mph
    • 0º (SSW)
    • 22mph
    • Partly Cloudy
    • 10mi
    • 30.00"
    • 73%
    • 0ºF

    The weather right now in Portland, ME is Partly Cloudy. The current temperature is 74°F, and the expected high and low for today, Monday, July 13, 2026, are -° high temperature and 68°F low temperature. The wind is currently blowing at 12 miles per hour, and coming from the South Southwest. The wind is gusting to 22 mph. With the wind and the atmosphere the temperature feels like 74° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 73 percent, and air pressure at 30 in. Visibility is 10 nautical miles. There are 1 current weather alert(s).

    Weather Alerts
    Heat Advisory - 2:22pm Mon Jul 13 2026

    ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY...

    WHAT: Heat index values in the mid to upper 90s expected.

    WHERE: Coastal Cumberland County.

    WHEN: From 11 AM to 8 PM EDT Tuesday.

    IMPACTS: Hot temperatures and high humidity may cause heat
    illnesses.

    ADDITIONAL DETAILS: Low temperatures in the lower 70s will cause
    heat stress to accumulate overnight Tuesday, ahead of another hot
    day Wednesday.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Drink plenty of fluids, stay in an air-conditioned room, stay out of
    the sun, and check up on relatives and neighbors.

    Take extra precautions when outside. Wear lightweight and loose
    fitting clothing. Try to limit strenuous activities to early morning
    or evening. Take action when you see symptoms of heat exhaustion and
    heat stroke.

    &&