Olney Rainfall Forecast
- 5%
- 80%
- 20%
- No Rain
- No Rain
- 5%
- 5%
Olney Rainfall Statistics
December Rainfall
Washington Regional Airport (36.7 miles)
Total Rainfall December
0.3inDaily Average December
0.01inWettest Day 18 December, 2025
0.3inWet Days December
3/27 (11%)
Climate (2012–Present)
Washington Regional Airport (36.7 miles)
Annual Average 2020–2024
9inMonthly Average 2020–2025
0.5inDaily Average 2020–2025
0.02inWettest Day 15 February, 2021
4.5in