0in

Rain Today

Rain Last Hour
0in

Recorded at Custer, Custer County Airport Updated 40 mins ago (10.5 miles away)

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Real-Time Extremes

Hottest 87.7 °F
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Coldest 26.5 °F
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Windiest 26.4mph
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Wettest (Last Hour) 0.8in
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Most Humid 100%
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Least Humid 21%
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Highest Pressure 1037.6 hPa
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Lowest Pressure 987.5 hPa
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Jewel Cave National Monument Rainfall Forecast

Today 22 Sep
30%
Wed 23 Sep
40%
Thu 24 Sep
No Rain
Fri 25 Sep
15%
Sat 26 Sep
5%
Sun 27 Sep
15%
Mon 28 Sep
30%

Jewel Cave National Monument Rainfall Statistics

September Rainfall

Custer, Custer County Airport (9.9 miles)

Total Rainfall 2026
14.8in
Daily Average 2026
0.1in
Wettest Day 30 May, 2026
2in
Wet Days 2026
75/265 (28%)
Total Rainfall August
2.9in
Daily Average August
0.1in
Wettest Day 15 August, 2026
1.3in
Wet Days August
10/31 (32%)
Total Rainfall September
0.9in
Daily Average September
0.05in
Wettest Day 18 September, 2026
0.3in
Wet Days September
6/22 (27%)

Climate (2021–2025)

Custer, Custer County Airport (9.9 miles)

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Annual Average 2021–2025
18.1in
Monthly Average 2021–2026
1.5in
Daily Average 2021–2026
0.05in
Wettest Day 12 October, 2023
2in

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