Fairfax Rainfall Forecast

Today 21 Mar
80%
Sun 22 Mar
10%
Mon 23 Mar
65%
Tue 24 Mar
No Rain
Wed 25 Mar
20%
Thu 26 Mar
20%
Fri 27 Mar
45%

Fairfax Rainfall Statistics

March Rainfall

Washington/Dulles International Airport, DC (9.3 miles)

Total Rainfall 2026
8in
Daily Average 2026
0.1in
Wettest Day 25 January, 2026
1.8in
Wet Days 2026
23/80 (29%)
Total Rainfall February
2.6in
Daily Average February
0.1in
Wettest Day 20 February, 2026
0.9in
Wet Days February
6/28 (21%)
Total Rainfall March
2.2in
Daily Average March
0.1in
Wettest Day 16 March, 2026
0.9in
Wet Days March
10/21 (48%)

Climate (2010–Present)

Washington/Dulles International Airport, DC (9.3 miles)

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Annual Average 2021–2025
34.9in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 25 October, 2021
2.4in

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