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Hour-by-Hour Forecast for Portland, Maine, USA

Currently: 42 °F. Mostly cloudy. (Weather station: Portland - Portland International Jetport, USA). See more current weather

Hour-by-hour Forecast in Portland — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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 ConditionsComfortPrecipitation
Time TempWeatherFeels LikeWind HumidityChanceAmount
1:00 pm
Sat, Mar 21
42 °FPartly cloudy.35 °F13 mph51%0%0.00" (snow)
0.00" (rain)
2:00 pm43 °FPartly cloudy.36 °F15 mph47%0%0.00" (snow)
0.00" (rain)
3:00 pm44 °FPartly cloudy.36 °F15 mph45%0%0.00" (snow)
0.00" (rain)
4:00 pm44 °FMostly cloudy.36 °F15 mph43%0%0.00" (snow)
0.00" (rain)
5:00 pm43 °FOvercast.36 °F15 mph43%0%0.00" (snow)
0.00" (rain)
6:00 pm42 °FOvercast.35 °F13 mph44%0%0.00" (snow)
0.00" (rain)
7:00 pm41 °FOvercast.34 °F11 mph46%0%0.00" (snow)
0.00" (rain)
8:00 pm40 °FOvercast.33 °F9 mph48%0%0.00" (snow)
0.00" (rain)
9:00 pm39 °FOvercast.33 °F8 mph50%4%0.00" (snow)
0.00" (rain)
10:00 pm38 °FOvercast.32 °F7 mph51%3%0.00" (snow)
0.00" (rain)
11:00 pm37 °FOvercast.32 °F6 mph53%4%0.00" (snow)
0.00" (rain)
12:00 am
Sun, Mar 22
36 °FDrizzle. Overcast.32 °F5 mph54%18%0.00" (snow)
0.00" (rain)
1:00 am35 °FLight mixture of precip. Overcast.33 °F3 mph55%23%0.02" (snow)
0.00" (rain)
2:00 am35 °FLight snow. Overcast.35 °F2 mph57%24%0.04" (snow)
0.00" (rain)
3:00 am34 °FLight snow. Overcast.34 °F1 mph59%24%0.04" (snow)
0.00" (rain)
4:00 am33 °FLight snow. Overcast.33 °F2 mph61%23%0.04" (snow)
0.00" (rain)
5:00 am34 °FLight snow. Overcast.30 °F4 mph60%14%0.04" (snow)
0.00" (rain)
6:00 am33 °FLight snow. Overcast.27 °F7 mph65%14%0.04" (snow)
0.00" (rain)
7:00 am33 °FLight snow. Overcast.25 °F9 mph71%27%0.04" (snow)
0.00" (rain)
8:00 am33 °FLight snow. Overcast.24 °F12 mph74%37%0.04" (snow)
0.00" (rain)
9:00 am33 °FLight snow. Overcast.24 °F13 mph78%59%0.11" (snow)
0.00" (rain)
10:00 am33 °FLight snow. Overcast.23 °F14 mph84%64%0.22" (snow)
0.00" (rain)
11:00 am33 °FLight snow. Overcast.23 °F16 mph89%64%0.31" (snow)
0.00" (rain)
12:00 pm33 °FLight snow. Overcast.23 °F15 mph91%64%0.35" (snow)
0.00" (rain)
* Updated Saturday, March 21, 2026 9:42:39 am Portland time - Weather by CustomWeather, © 2026

14 days extended forecast