Thornton Rainfall Forecast

Today 15 May
35%
Sat 16 May
65%
Sun 17 May
15%
Mon 18 May
No Rain
Tue 19 May
5%
Wed 20 May
No Rain
Thu 21 May
No Rain

Thornton Rainfall Statistics

May Rainfall

Pullman / Moscow Regional Airport (28.6 miles)

Total Rainfall 2026
12in
Daily Average 2026
0.1in
Wettest Day 13 March, 2026
1.8in
Wet Days 2026
43/135 (32%)
Total Rainfall April
2.4in
Daily Average April
0.1in
Wettest Day 15 April, 2026
0.7in
Wet Days April
9/30 (30%)
Total Rainfall May
0.3in
Daily Average May
0.02in
Wettest Day 13 May, 2026
0.3in
Wet Days May
1/15 (7%)

Climate (2010–Present)

Pullman / Moscow Regional Airport (28.6 miles)

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Annual Average 2021–2025
18.5in
Monthly Average 2021–2026
1.6in
Daily Average 2021–2026
0.1in
Wettest Day 13 March, 2026
1.8in

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