Lake Oswego Weather History Oregon, 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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Tue 24 Feb, 2026 Weather in Lake Oswego

Sunrise: 06:57 AM Sunset: 05:51 PM	Moonrise: 10:15 AM Moonset: 01:58 AM	Max: 8.1 °c	Min: 3.9 °c	Avg: 5.7 °c	Precip: 14.50 mm	Max Wind: 8.3 kph

	Tue 24 0:00 am	Tue 24 3:00 am	Tue 24 6:00 am	Tue 24 9:00 am	Tue 24 12:00 pm	Tue 24 3:00 pm	Tue 24 6:00 pm	Tue 24 9:00 pm
Icon
Temp	4.2°c	4.0°c	3.9°c	4.7°c	7.0°c	8.1°c	7.2°c	6.1°c
Wind	7.2 kmph	4.0 kmph	4.7 kmph	1.1 kmph	2.9 kmph	2.9 kmph	3.6 kmph	7.6 kmph
Precip	1.60 mm	1.90 mm	1.10 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	100%	100%	100%	98%	90%	87%	95%	100%
Humidity	99%	99%	99%	94%	83%	82%	92%	98%
Pressure	1017 mb	1017 mb	1015 mb	1014 mb	1013 mb	1012 mb	1013 mb	1014 mb

Lake Oswego Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	8°C / 47°F	2°C / 36°F	5°C / 41°F	115 hours	168.55 mm / 6.64 In	12 days	1020 mb / 31 In
February	9°C / 48°F	2°C / 36°F	5°C / 41°F	89 hours	148.17 mm / 5.83 In	11 days	1019 mb / 31 In
March	12°C / 53°F	4°C / 38°F	7°C / 45°F	99 hours	155.13 mm / 6.11 In	13 days	1017 mb / 31 In
April	15°C / 59°F	5°C / 42°F	10°C / 50°F	114 hours	110.91 mm / 4.37 In	10 days	1018 mb / 31 In
May	19°C / 67°F	8°C / 47°F	14°C / 57°F	165 hours	66.00 mm / 2.60 In	6 days	1017 mb / 31 In
June	23°C / 74°F	11°C / 52°F	17°C / 63°F	195 hours	38.44 mm / 1.51 In	5 days	1016 mb / 30 In
July	28°C / 83°F	14°C / 57°F	21°C / 70°F	288 hours	5.33 mm / 0.21 In	1 days	1017 mb / 31 In
August	29°C / 84°F	15°C / 59°F	21°C / 71°F	285 hours	10.77 mm / 0.42 In	1 days	1016 mb / 30 In
September	25°C / 76°F	13°C / 55°F	18°C / 65°F	224 hours	53.49 mm / 2.11 In	4 days	1016 mb / 30 In
October	17°C / 63°F	9°C / 48°F	13°C / 55°F	170 hours	122.59 mm / 4.83 In	9 days	1017 mb / 31 In
November	11°C / 52°F	5°C / 41°F	8°C / 46°F	112 hours	185.40 mm / 7.30 In	13 days	1018 mb / 31 In
December	8°C / 46°F	2°C / 36°F	5°C / 41°F	103 hours	240.70 mm / 9.48 In	13 days	1019 mb / 31 In

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