Great Falls Weather History Montana, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Fri 02 May, 2025 Weather in Great Falls

Sunrise: 06:06 AM Sunset: 08:39 PM	Moonrise: 09:54 AM Moonset: 02:06 AM	Max: 26.1 °c	Min: 0.5 °c	Avg: 14.3 °c	Precip: 0.00 mm	Max Wind: 14.4 kph

	Fri 02 0:00 am	Fri 02 3:00 am	Fri 02 6:00 am	Fri 02 9:00 am	Fri 02 12:00 pm	Fri 02 3:00 pm	Fri 02 6:00 pm	Fri 02 9:00 pm
Icon
Temp	5.6°c	1.9°c	3.5°c	13.7°c	21.8°c	25.2°c	24.2°c	17.1°c
Wind	10.4 kmph	7.9 kmph	7.2 kmph	12.2 kmph	12.6 kmph	9.0 kmph	9.7 kmph	10.8 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	2%	6%	1%	0%	0%	0%	0%	0%
Humidity	61%	77%	90%	44%	25%	19%	18%	26%
Pressure	1020 mb	1021 mb	1021 mb	1015 mb	1012 mb	1010 mb	1008 mb	1008 mb

Great Falls Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	0°C / 32°F	-8°C / 18°F	-4°C / 25°F	182 hours	23.02 mm / 0.91 In	6 days	1021 mb / 31 In
February	0°C / 32°F	-9°C / 16°F	-5°C / 24°F	145 hours	25.36 mm / 1.00 In	7 days	1020 mb / 31 In
March	7°C / 44°F	-3°C / 26°F	1°C / 35°F	184 hours	25.08 mm / 0.99 In	5 days	1016 mb / 30 In
April	12°C / 53°F	1°C / 33°F	6°C / 43°F	174 hours	52.30 mm / 2.06 In	7 days	1014 mb / 30 In
May	17°C / 63°F	6°C / 42°F	12°C / 53°F	208 hours	72.97 mm / 2.87 In	8 days	1013 mb / 30 In
June	23°C / 73°F	10°C / 50°F	16°C / 62°F	247 hours	69.71 mm / 2.74 In	8 days	1011 mb / 30 In
July	29°C / 85°F	14°C / 58°F	22°C / 72°F	323 hours	19.41 mm / 0.76 In	4 days	1013 mb / 30 In
August	28°C / 83°F	14°C / 58°F	21°C / 70°F	312 hours	32.92 mm / 1.30 In	4 days	1013 mb / 30 In
September	23°C / 73°F	10°C / 50°F	16°C / 61°F	270 hours	53.80 mm / 2.12 In	4 days	1014 mb / 30 In
October	13°C / 56°F	2°C / 36°F	7°C / 45°F	222 hours	39.26 mm / 1.55 In	5 days	1016 mb / 30 In
November	6°C / 42°F	-3°C / 26°F	1°C / 34°F	216 hours	23.76 mm / 0.94 In	5 days	1018 mb / 31 In
December	0°C / 32°F	-8°C / 18°F	-4°C / 25°F	190 hours	25.27 mm / 1.00 In	7 days	1020 mb / 31 In

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