0in

Rain Today

Rain Last Hour
0in

Recorded at Great Falls, Great Falls International Airport Updated 26 mins ago (5.1 miles away)

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Real-Time Extremes

Hottest 100.3 °F
Chickasha, Chickasha Municipal Airport, OK
Coldest 30.1 °F
Barrow, Wiley Post-Will Rogers Memorial Airport, AK
Windiest 33.3mph
Kenai, Kenai Municipal Airport, AK
Wettest (Last Hour) 0.2in
Chillicothe, Chillicothe Agri-Science Center, MO
Most Humid 100%
Van Wert County Airport, OH
Least Humid 9%
La Veta Mountain, La Veta Pass, CO
Highest Pressure 1043.7 hPa
Salida - Monarch Pass, CO
Lowest Pressure 988.8 hPa
Shenandoah Municipal, IA

Trending Locations

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Horizon Park Rainfall Forecast

Today 16 Sep
20%
Thu 17 Sep
5%
Fri 18 Sep
40%
Sat 19 Sep
70%
Sun 20 Sep
20%
Mon 21 Sep
No Rain
Tue 22 Sep
5%

Horizon Park Rainfall Statistics

September Rainfall

Great Falls, Great Falls International Airport (5 miles)

Total Rainfall 2026
14.9in
Daily Average 2026
0.1in
Wettest Day 28 June, 2026
1.6in
Wet Days 2026
68/259 (26%)
Total Rainfall August
1.4in
Daily Average August
0.05in
Wettest Day 14 August, 2026
0.7in
Wet Days August
6/31 (19%)
Total Rainfall September
1in
Daily Average September
0.1in
Wettest Day 7 September, 2026
0.5in
Wet Days September
5/16 (31%)

Climate (2021–2025)

Great Falls, Great Falls International Airport (5 miles)

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Annual Average 2021–2025
13.9in
Monthly Average 2021–2026
1.2in
Daily Average 2021–2026
0.04in
Wettest Day 28 June, 2026
1.6in

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