Grinnell 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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Sat 03 May, 2025 Weather in Grinnell

Sunrise: 06:04 AM Sunset: 08:12 PM	Moonrise: 11:17 AM Moonset: 02:05 AM	Max: 16.6 °c	Min: 6.4 °c	Avg: 11.2 °c	Precip: 0.00 mm	Max Wind: 19.1 kph

	Sat 03 0:00 am	Sat 03 3:00 am	Sat 03 6:00 am	Sat 03 9:00 am	Sat 03 12:00 pm	Sat 03 3:00 pm	Sat 03 6:00 pm	Sat 03 9:00 pm
Icon
Temp	6.7°c	6.5°c	7.1°c	10.0°c	13.7°c	16.1°c	16.6°c	12.2°c
Wind	12.6 kmph	15.8 kmph	15.5 kmph	17.6 kmph	17.6 kmph	15.5 kmph	17.3 kmph	9.7 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%	70%	74%	34%	30%	14%	2%	0%
Humidity	87%	86%	80%	70%	59%	51%	52%	63%
Pressure	1017 mb	1017 mb	1018 mb	1018 mb	1018 mb	1017 mb	1017 mb	1017 mb

Grinnell Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-3°C / 27°F	-10°C / 14°F	-6°C / 21°F	125 hours	34.89 mm / 1.37 In	7 days	1021 mb / 31 In
February	0°C / 32°F	-9°C / 17°F	-4°C / 24°F	128 hours	36.41 mm / 1.43 In	6 days	1021 mb / 31 In
March	8°C / 47°F	0°C / 31°F	4°C / 39°F	147 hours	84.62 mm / 3.33 In	7 days	1017 mb / 31 In
April	15°C / 58°F	5°C / 41°F	10°C / 49°F	154 hours	121.55 mm / 4.79 In	8 days	1014 mb / 30 In
May	21°C / 69°F	11°C / 52°F	16°C / 61°F	177 hours	153.89 mm / 6.06 In	10 days	1014 mb / 30 In
June	26°C / 79°F	17°C / 62°F	21°C / 71°F	210 hours	149.16 mm / 5.87 In	8 days	1012 mb / 30 In
July	28°C / 82°F	18°C / 65°F	23°C / 73°F	235 hours	89.08 mm / 3.51 In	6 days	1014 mb / 30 In
August	28°C / 82°F	17°C / 63°F	22°C / 72°F	237 hours	104.53 mm / 4.12 In	6 days	1014 mb / 30 In
September	25°C / 76°F	14°C / 57°F	19°C / 66°F	246 hours	95.36 mm / 3.75 In	5 days	1016 mb / 30 In
October	16°C / 61°F	7°C / 45°F	11°C / 53°F	202 hours	95.73 mm / 3.77 In	5 days	1016 mb / 30 In
November	9°C / 47°F	0°C / 33°F	4°C / 40°F	198 hours	63.94 mm / 2.52 In	5 days	1019 mb / 31 In
December	2°C / 35°F	-5°C / 23°F	-2°C / 29°F	157 hours	53.13 mm / 2.09 In	6 days	1019 mb / 31 In

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