Issaquah Weather History Washington, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Sun 27 Apr, 2025 Weather in Issaquah

Sunrise: 05:57 AM Sunset: 08:15 PM	Moonrise: 05:36 AM Moonset: 08:49 PM	Max: 11.4 °c	Min: 7.0 °c	Avg: 9.2 °c	Precip: 0.00 mm	Max Wind: 11.5 kph

	Sun 27 0:00 am	Sun 27 3:00 am	Sun 27 6:00 am	Sun 27 9:00 am	Sun 27 12:00 pm	Sun 27 3:00 pm	Sun 27 6:00 pm	Sun 27 9:00 pm
Icon
Temp	9.1°c	7.6°c	7.0°c	7.5°c	8.7°c	10.6°c	11.4°c	11.2°c
Wind	9.4 kmph	8.6 kmph	6.5 kmph	7.9 kmph	8.3 kmph	11.2 kmph	11.5 kmph	9.4 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	95%	94%	94%	100%	97%	74%	77%	100%
Humidity	80%	84%	86%	84%	80%	74%	72%	76%
Pressure	1014 mb	1016 mb	1017 mb	1018 mb	1019 mb	1020 mb	1021 mb	1022 mb

Issaquah 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	114 hours	186.66 mm / 7.35 In	13 days	1019 mb / 31 In
February	8°C / 46°F	1°C / 33°F	4°C / 39°F	90 hours	139.68 mm / 5.50 In	12 days	1018 mb / 31 In
March	11°C / 51°F	2°C / 36°F	6°C / 43°F	99 hours	158.99 mm / 6.26 In	13 days	1016 mb / 30 In
April	14°C / 56°F	4°C / 39°F	9°C / 47°F	111 hours	114.53 mm / 4.51 In	10 days	1017 mb / 31 In
May	18°C / 65°F	7°C / 45°F	13°C / 55°F	163 hours	83.65 mm / 3.29 In	8 days	1016 mb / 30 In
June	21°C / 70°F	10°C / 49°F	15°C / 60°F	181 hours	69.56 mm / 2.74 In	6 days	1016 mb / 30 In
July	26°C / 78°F	12°C / 54°F	19°C / 66°F	259 hours	21.25 mm / 0.84 In	2 days	1017 mb / 30 In
August	26°C / 79°F	13°C / 55°F	19°C / 66°F	267 hours	28.22 mm / 1.11 In	3 days	1016 mb / 30 In
September	22°C / 71°F	11°C / 51°F	16°C / 60°F	204 hours	79.61 mm / 3.13 In	6 days	1016 mb / 30 In
October	16°C / 60°F	7°C / 44°F	11°C / 51°F	158 hours	154.63 mm / 6.09 In	10 days	1017 mb / 31 In
November	10°C / 50°F	3°C / 38°F	6°C / 43°F	105 hours	218.36 mm / 8.60 In	13 days	1018 mb / 31 In
December	7°C / 44°F	1°C / 34°F	3°C / 38°F	103 hours	196.86 mm / 7.75 In	13 days	1018 mb / 31 In

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