0in

Rain Today

Rain Last Hour
0in

Recorded at Washington/Dulles International Airport, DC Updated 27 mins ago (7.8 miles away)

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Real-Time Extremes

Hottest 94.9 °F
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Coldest 24.7 °F
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Windiest 35.6mph
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Wettest (Last Hour) 0.3in
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Most Humid 100%
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Least Humid 7%
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Highest Pressure 1040 hPa
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Lowest Pressure 989.5 hPa
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Izaak Walton Park Rainfall Forecast

Today 2 Sep
60%
Thu 3 Sep
70%
Fri 4 Sep
55%
Sat 5 Sep
25%
Sun 6 Sep
10%
Mon 7 Sep
10%
Tue 8 Sep
10%

Izaak Walton Park Rainfall Statistics

September Rainfall

Washington/Dulles International Airport, DC (7.5 miles)

Total Rainfall 2026
29.4in
Daily Average 2026
0.1in
Wettest Day 28 June, 2026
2in
Wet Days 2026
84/245 (34%)
Total Rainfall August
4.9in
Daily Average August
0.2in
Wettest Day 16 August, 2026
1.4in
Wet Days August
13/31 (42%)
Total Rainfall September
–
Daily Average September
–
Wettest Day 2 September, 2026
–
Wet Days September
–

Climate (2021–2025)

Washington/Dulles International Airport, DC (7.5 miles)

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

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