0 in

Rain Today

Rain Last Hour
0 in

Recorded at Washington/Dulles International Airport, DC Updated 31 mins ago (11.3 miles away)

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Real-Time Extremes

Hottest 93.1 °F
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Coldest -2.3 °F
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Windiest 33.3 mph
Akhiok, AK
Wettest (Last Hour) 0.2 in
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Most Humid 100%
Reedley Municipal Airport, CA
Least Humid 11%
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Highest Pressure 1040.3 hPa
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Lowest Pressure 990.9 hPa
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Great Falls Park Rainfall Forecast

Today 21 Oct
No Rain
Thu 22 Oct
No Rain
Fri 23 Oct
No Rain
Sat 24 Oct
No Rain
Sun 25 Oct
No Rain
Mon 26 Oct
No Rain
Tue 27 Oct
No Rain

Great Falls Park Rainfall Statistics

October Rainfall

Washington/Dulles International Airport, DC (11.2 miles)

Total Rainfall 2026
36.9 in
Daily Average 2026
0.1 in
Wettest Day 28 June, 2026
2 in
Wet Days 2026
103/294 (35%)
Total Rainfall September
3.8 in
Daily Average September
0.1 in
Wettest Day 22 September, 2026
1.1 in
Wet Days September
11/30 (37%)
Total Rainfall October
3.6 in
Daily Average October
0.2 in
Wettest Day 11 October, 2026
1.9 in
Wet Days October
8/21 (38%)

Climate (2021–2025)

Washington/Dulles International Airport, DC (11.2 miles)

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Annual Average 2021–2025
34.9 in
Monthly Average 2021–2026
3 in
Daily Average 2021–2026
0.1 in
Wettest Day 25 October, 2021
2.4 in

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