Sumner Weather History Washington, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Mon 13 Oct, 2025 Weather in Sumner

Sunrise: 07:25 AM Sunset: 06:24 PM	Moonrise: 11:42 PM Moonset: 03:25 PM	Max: 13.7 °c	Min: 5.8 °c	Avg: 8.6 °c	Precip: 0.00 mm	Max Wind: 18.7 kph

	Mon 13 0:00 am	Mon 13 3:00 am	Mon 13 6:00 am	Mon 13 9:00 am	Mon 13 12:00 pm	Mon 13 3:00 pm	Mon 13 6:00 pm	Mon 13 9:00 pm
Icon
Temp	6.8°c	6.0°c	5.8°c	7.3°c	10.1°c	12.9°c	11.4°c	8.1°c
Wind	1.8 kmph	6.1 kmph	10.1 kmph	12.6 kmph	16.2 kmph	18.7 kmph	16.2 kmph	8.6 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	69%	73%	91%	65%	38%	14%	0%	0%
Humidity	86%	82%	71%	55%	44%	39%	39%	40%
Pressure	1008 mb	1008 mb	1009 mb	1010 mb	1010 mb	1010 mb	1012 mb	1013 mb

Sumner Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	7°C / 45°F	1°C / 34°F	4°C / 39°F	116 hours	203.97 mm / 8.03 In	13 days	1019 mb / 31 In
February	7°C / 45°F	0°C / 33°F	4°C / 38°F	91 hours	166.30 mm / 6.55 In	12 days	1018 mb / 31 In
March	10°C / 50°F	2°C / 35°F	5°C / 42°F	101 hours	173.41 mm / 6.83 In	14 days	1016 mb / 30 In
April	13°C / 55°F	4°C / 38°F	8°C / 46°F	114 hours	124.78 mm / 4.91 In	11 days	1018 mb / 31 In
May	17°C / 63°F	7°C / 44°F	12°C / 53°F	163 hours	84.53 mm / 3.33 In	9 days	1017 mb / 31 In
June	20°C / 68°F	9°C / 48°F	15°C / 58°F	186 hours	57.06 mm / 2.25 In	6 days	1016 mb / 30 In
July	25°C / 76°F	12°C / 53°F	18°C / 65°F	267 hours	13.54 mm / 0.53 In	2 days	1017 mb / 31 In
August	25°C / 77°F	13°C / 55°F	18°C / 65°F	271 hours	30.09 mm / 1.18 In	2 days	1016 mb / 30 In
September	21°C / 70°F	10°C / 51°F	15°C / 59°F	207 hours	74.79 mm / 2.94 In	6 days	1016 mb / 30 In
October	15°C / 59°F	7°C / 44°F	10°C / 50°F	167 hours	159.16 mm / 6.27 In	11 days	1017 mb / 31 In
November	9°C / 49°F	3°C / 38°F	6°C / 42°F	111 hours	225.38 mm / 8.87 In	14 days	1018 mb / 31 In
December	6°C / 43°F	1°C / 33°F	3°C / 38°F	107 hours	213.88 mm / 8.42 In	14 days	1018 mb / 31 In

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