0in

Rain Today

Rain Last Hour
0in

Recorded at Bismarck, Bismarck Municipal Airport Updated 44 mins ago (2.9 miles away)

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Real-Time Extremes

Hottest 93.1 °F
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Coldest 30.1 °F
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Windiest 31.1mph
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Wettest (Last Hour) 0.4in
Grissom Air Force Base / Peru, IN
Most Humid 100%
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Least Humid 8%
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Highest Pressure 1042.7 hPa
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Lowest Pressure 989.8 hPa
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North Dakota State Capitol Grounds Rainfall Forecast

Today 16 Sep
35%
Thu 17 Sep
No Rain
Fri 18 Sep
35%
Sat 19 Sep
25%
Sun 20 Sep
55%
Mon 21 Sep
30%
Tue 22 Sep
10%

North Dakota State Capitol Grounds Rainfall Statistics

September Rainfall

Bismarck, Bismarck Municipal Airport (2.5 miles)

Total Rainfall 2026
10.3in
Daily Average 2026
0.04in
Wettest Day 6 September, 2026
0.9in
Wet Days 2026
61/259 (24%)
Total Rainfall August
1.4in
Daily Average August
0.05in
Wettest Day 30 August, 2026
0.5in
Wet Days August
6/31 (19%)
Total Rainfall September
1.1in
Daily Average September
0.1in
Wettest Day 6 September, 2026
0.9in
Wet Days September
2/16 (13%)

Climate (2021–2025)

Bismarck, Bismarck Municipal Airport (2.5 miles)

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Annual Average 2021–2025
18.8in
Monthly Average 2021–2026
1.6in
Daily Average 2021–2026
0.1in
Wettest Day 20 July, 2025
2.6in

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