0in

Rain Today

Rain Last Hour
0in

Recorded at Portland, Portland International Jetport Updated 43 mins ago (17.9 miles away)

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Real-Time Extremes

Hottest 91.3 °F
Port-Au-Prince / Aeroport International, PR
Coldest -47.3 °F
Northway, Northway Airport, AK
Windiest 92.2mph
Port-Au-Prince / Aeroport International, PR
Wettest (Last Hour) 0.2in
Alpine, WY
Most Humid 100%
La Porte Municipal Airport, TX
Least Humid 9%
Jefferson - Ashe County Airport, NC
Highest Pressure 1038.3 hPa
Atka, Atka Airport, AK
Lowest Pressure 980 hPa
Narsarsuaq, ME

Trending Locations

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Sister Island Rainfall Forecast

Today 17 Dec
10%
Thu 18 Dec
5%
Fri 19 Dec
95%
Sat 20 Dec
15%
Sun 21 Dec
35%
Mon 22 Dec
10%
Tue 23 Dec
40%

Sister Island Rainfall Statistics

December Rainfall

Portland, Portland International Jetport (17.4 miles)

Total Rainfall 2025
34.3in
Daily Average 2025
0.1in
Wettest Day 10 May, 2025
2.3in
Wet Days 2025
110/351 (31%)
Total Rainfall November
2in
Daily Average November
0.1in
Wettest Day 26 November, 2025
0.6in
Wet Days November
9/30 (30%)
Total Rainfall December
0.9in
Daily Average December
0.1in
Wettest Day 2 December, 2025
0.6in
Wet Days December
5/17 (29%)

Climate (2010–Present)

Portland, Portland International Jetport (17.4 miles)

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Annual Average 2020–2024
46.9in
Monthly Average 2020–2025
3.9in
Daily Average 2020–2025
0.1in
Wettest Day 14 October, 2022
2.8in

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