Mason City Weather History Iowa, 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.
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Fri 04 Sep, 2026 Weather in Mason City

Sunrise: 06:40 AM Sunset: 07:43 PM	Moonrise: 11:28 PM Moonset: 03:02 PM	Max: 34.4 °c	Min: 22.0 °c	Avg: 27.7 °c	Precip: 0.04 mm	Max Wind: 27.4 kph

	Fri 04 0:00 am	Fri 04 3:00 am	Fri 04 6:00 am	Fri 04 9:00 am	Fri 04 12:00 pm	Fri 04 3:00 pm	Fri 04 6:00 pm	Fri 04 9:00 pm
Icon
Temp	23.3°c	22.2°c	22.0°c	25.8°c	33.0°c	34.4°c	32.3°c	27.6°c
Wind	25.9 kmph	20.9 kmph	6.8 kmph	9.7 kmph	5.4 kmph	9.4 kmph	9.4 kmph	11.5 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	0%	0%	88%	0%	1%	1%	0%	0%
Humidity	83%	82%	88%	74%	64%	61%	62%	74%
Pressure	1007 mb	1007 mb	1011 mb	1012 mb	1011 mb	1010 mb	1010 mb	1011 mb

Mason City Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-5°C / 23°F	-12°C / 10°F	-9°C / 17°F	109 hours	29.86 mm / 1.18 In	6 days	1021 mb / 31 In
February	-2°C / 28°F	-11°C / 13°F	-7°C / 20°F	110 hours	35.96 mm / 1.42 In	6 days	1021 mb / 31 In
March	6°C / 43°F	-2°C / 28°F	2°C / 35°F	133 hours	79.61 mm / 3.13 In	6 days	1017 mb / 31 In
April	13°C / 56°F	4°C / 39°F	8°C / 47°F	144 hours	145.19 mm / 5.72 In	9 days	1014 mb / 30 In
May	20°C / 68°F	10°C / 51°F	15°C / 59°F	162 hours	141.21 mm / 5.56 In	10 days	1014 mb / 30 In
June	26°C / 78°F	16°C / 61°F	21°C / 69°F	179 hours	203.62 mm / 8.02 In	9 days	1012 mb / 30 In
July	27°C / 80°F	17°C / 63°F	22°C / 72°F	202 hours	121.16 mm / 4.77 In	7 days	1014 mb / 30 In
August	26°C / 79°F	16°C / 61°F	21°C / 70°F	217 hours	139.30 mm / 5.48 In	6 days	1014 mb / 30 In
September	24°C / 74°F	13°C / 55°F	18°C / 64°F	226 hours	90.24 mm / 3.55 In	5 days	1016 mb / 30 In
October	15°C / 59°F	6°C / 43°F	10°C / 50°F	197 hours	100.02 mm / 3.94 In	6 days	1016 mb / 30 In
November	7°C / 44°F	-1°C / 30°F	3°C / 37°F	179 hours	64.88 mm / 2.55 In	5 days	1018 mb / 31 In
December	-1°C / 30°F	-8°C / 18°F	-4°C / 24°F	126 hours	55.37 mm / 2.18 In	7 days	1019 mb / 31 In

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