Thurston Rainfall Forecast

Today 15 Aug
35%
Sun 16 Aug
90%
Mon 17 Aug
50%
Tue 18 Aug
No Rain
Wed 19 Aug
35%
Thu 20 Aug
45%
Fri 21 Aug
10%

Thurston Rainfall Statistics

August Rainfall

Lancaster, Fairfield County Airport (8.1 miles)

Total Rainfall 2026
25.3in
Daily Average 2026
0.1in
Wettest Day 11 August, 2026
1.9in
Wet Days 2026
77/227 (34%)
Total Rainfall July
2.3in
Daily Average July
0.1in
Wettest Day 21 July, 2026
0.9in
Wet Days July
9/31 (29%)
Total Rainfall August
3.9in
Daily Average August
0.3in
Wettest Day 11 August, 2026
1.9in
Wet Days August
10/15 (67%)

Climate (2021–2025)

Lancaster, Fairfield County Airport (8.1 miles)

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Annual Average 2021–2025
34.4in
Monthly Average 2021–2026
2.9in
Daily Average 2021–2026
0.1in
Wettest Day 6 July, 2022
2.9in

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