0.1 in

Rain Today

Rain Last Hour
0 in

Recorded at Washington/Dulles International Airport, DC Updated 48 mins ago (2.3 miles away)

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Real-Time Extremes

Hottest 93.1 °F
Ukiah Municipal Airport, CA
Coldest 8.5 °F
Anaktuvuk Pass, Anaktuvuk Pass Airport, AK
Windiest 39.1 mph
Buffalo, SD
Wettest (Last Hour) 0.7 in
Chicago, Chicago-O'Hare International Airport, IL
Most Humid 100%
Van Wert County Airport, OH
Least Humid 10%
Santa Ynez, Santa Ynez Airport, CA
Highest Pressure 1041 hPa
Salida - Monarch Pass, CO
Lowest Pressure 982.4 hPa
Akhiok, AK

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Chantilly Highlands Rainfall Forecast

Today 15 Oct
75%
Fri 16 Oct
45%
Sat 17 Oct
75%
Sun 18 Oct
No Rain
Mon 19 Oct
5%
Tue 20 Oct
5%
Wed 21 Oct
5%

Chantilly Highlands Rainfall Statistics

October Rainfall

Washington/Dulles International Airport, DC (1.9 miles)

Total Rainfall 2026
36.5 in
Daily Average 2026
0.1 in
Wettest Day 28 June, 2026
2 in
Wet Days 2026
100/288 (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
3.3 in
Daily Average October
0.3 in
Wettest Day 11 October, 2026
1.9 in
Wet Days October
5/15 (33%)

Climate (2021–2025)

Washington/Dulles International Airport, DC (1.9 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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