0in

Rain Today

Rain Last Hour
0in

Recorded at Vance Brand Airport Updated 19 mins ago (3.1 miles away)

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Real-Time Extremes

Hottest 96.7 °F
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Coldest 33.7 °F
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Windiest 48.3mph
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Wettest (Last Hour) 1.1in
Koliganek, AK
Most Humid 100%
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Least Humid 7%
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Highest Pressure 1036.6 hPa
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Lowest Pressure 989.5 hPa
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Longmont Rainfall Forecast

Today 18 Sep
40%
Fri 19 Sep
No Rain
Sat 20 Sep
15%
Sun 21 Sep
15%
Mon 22 Sep
25%
Tue 23 Sep
15%
Wed 24 Sep
5%

Longmont Rainfall Statistics

September Rainfall

Vance Brand Airport (3.1 miles)

Total Rainfall 2025
12.5in
Daily Average 2025
0.05in
Wettest Day 29 March, 2025
2in
Wet Days 2025
60/261 (23%)
Total Rainfall August
1.9in
Daily Average August
0.1in
Wettest Day 26 August, 2025
0.8in
Wet Days August
8/31 (26%)
Total Rainfall September
0.8in
Daily Average September
0.05in
Wettest Day 11 September, 2025
0.4in
Wet Days September
5/18 (28%)

Climate (2011–Present)

Vance Brand Airport (3.1 miles)

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Annual Average 2020–2024
9.8in
Monthly Average 2020–2025
0.9in
Daily Average 2020–2025
0.03in
Wettest Day 29 March, 2025
2in

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