Ottumwa 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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Mon 23 Mar, 2026 Weather in Ottumwa

Sunrise: 07:08 AM Sunset: 07:25 PM	Moonrise: 09:28 AM Moonset: 12:19 AM	Max: 10.6 °c	Min: -0.4 °c	Avg: 5.4 °c	Precip: 0.00 mm	Max Wind: 14.0 kph

	Mon 23 0:00 am	Mon 23 3:00 am	Mon 23 6:00 am	Mon 23 9:00 am	Mon 23 12:00 pm	Mon 23 3:00 pm	Mon 23 6:00 pm	Mon 23 9:00 pm
Icon
Temp	3.9°c	1.3°c	-0.4°c	2.8°c	7.7°c	10.6°c	10.3°c	6.7°c
Wind	14.0 kmph	11.9 kmph	9.4 kmph	10.4 kmph	11.5 kmph	9.7 kmph	14.0 kmph	10.4 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%	8%	67%	41%	81%	100%	64%	46%
Humidity	84%	93%	96%	73%	51%	42%	46%	63%
Pressure	1023 mb	1025 mb	1027 mb	1029 mb	1028 mb	1027 mb	1026 mb	1026 mb

Ottumwa Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-1°C / 30°F	-9°C / 16°F	-5°C / 23°F	137 hours	47.07 mm / 1.85 In	6 days	1021 mb / 31 In
February	2°C / 35°F	-7°C / 19°F	-3°C / 27°F	140 hours	43.06 mm / 1.70 In	6 days	1020 mb / 31 In
March	10°C / 49°F	1°C / 33°F	5°C / 41°F	152 hours	97.30 mm / 3.83 In	7 days	1017 mb / 31 In
April	16°C / 60°F	6°C / 42°F	11°C / 51°F	156 hours	116.48 mm / 4.59 In	8 days	1014 mb / 30 In
May	21°C / 70°F	12°C / 53°F	16°C / 62°F	169 hours	156.09 mm / 6.15 In	10 days	1014 mb / 30 In
June	27°C / 81°F	17°C / 63°F	22°C / 72°F	211 hours	209.81 mm / 8.26 In	9 days	1012 mb / 30 In
July	29°C / 84°F	19°C / 66°F	24°C / 75°F	233 hours	114.37 mm / 4.50 In	7 days	1014 mb / 30 In
August	28°C / 83°F	18°C / 64°F	23°C / 73°F	233 hours	118.05 mm / 4.65 In	7 days	1015 mb / 30 In
September	26°C / 78°F	14°C / 57°F	20°C / 67°F	245 hours	115.48 mm / 4.55 In	6 days	1016 mb / 30 In
October	17°C / 63°F	8°C / 46°F	12°C / 54°F	202 hours	89.29 mm / 3.52 In	5 days	1016 mb / 30 In
November	10°C / 49°F	1°C / 34°F	5°C / 41°F	199 hours	77.78 mm / 3.06 In	5 days	1019 mb / 31 In
December	3°C / 37°F	-4°C / 24°F	-1°C / 30°F	160 hours	58.97 mm / 2.32 In	5 days	1019 mb / 31 In

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