Jamestown Rainfall Forecast

Today 17 May
20%
Mon 18 May
65%
Tue 19 May
65%
Wed 20 May
25%
Thu 21 May
10%
Fri 22 May
35%
Sat 23 May
20%

Jamestown Rainfall Statistics

May Rainfall

Columbia, Columbia Regional Airport (14.3 miles)

Total Rainfall 2026
15.4in
Daily Average 2026
0.1in
Wettest Day 17 April, 2026
2.1in
Wet Days 2026
35/137 (26%)
Total Rainfall April
8.1in
Daily Average April
0.3in
Wettest Day 17 April, 2026
2.1in
Wet Days April
15/30 (50%)
Total Rainfall May
1.6in
Daily Average May
0.1in
Wettest Day 5 May, 2026
0.9in
Wet Days May
3/17 (18%)

Climate (2010–Present)

Columbia, Columbia Regional Airport (14.3 miles)

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Annual Average 2021–2025
39.2in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 25 June, 2021
5.3in

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