Live Weather & Forecast
Weather in Lake Oswego
Oregon, United States · Real-time conditions & 3-day outlook
12°C
Feels like 11°C
54°F / Feels 51°F
Overcast
Lake Oswego, Oregon
🌞 Daytime
Updated: 2026-04-12 15:15
Humidity
83%
Wind
14.4 km/h SSW
Wind Gust
18.4 km/h
Pressure
1008 mb
Visibility
16 km
UV Index
1.3
(Low)
Precipitation
0.94 mm
Cloud Cover
100%
Dew Point
9.7°C
Wind Degree
204°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
191.9 μg/m³
NO₂
17.7 μg/m³
O₃
41 μg/m³
SO₂
2.5 μg/m³
PM 2.5
6.9 μg/m³
PM 10
7.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Lake Oswego, Oregon
12 AM
11°
Overcast
1 AM
10°
Cloudy
2 AM
10°
Clear
3 AM
9°
Clear
4 AM
9°
Clear
5 AM
8°
Partly Cloudy
6 AM
8°
Clear
7 AM
9°
Sunny
8 AM
10°
Sunny
9 AM
12°
Sunny
10 AM
11°
Sunny
11 AM
10°
Patchy rain nearby
12 PM
10°
Patchy rain nearby
1 PM
10°
Light drizzle
2 PM
11°
Light rain
3 PM
12°
Overcast
4 PM
11°
Light drizzle
5 PM
11°
Light drizzle
6 PM
11°
Light drizzle
7 PM
11°
Light drizzle
8 PM
11°
Light drizzle
9 PM
10°
Cloudy
10 PM
10°
Clear
11 PM
10°
Partly Cloudy
3-Day Forecast
Daily overview for Lake Oswego, Oregon
Today
Patchy rain nearby
13°
/
8°
🌧️ 87% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 14.4 km/h
🌧️ Total precip: 4.96 mm
☀️ UV Index: 0.4
🌅 Sunrise: 06:30 AM
🌇 Sunset: 07:53 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Cloudy
12°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 82%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.05 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:28 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Heavy rain
8°
/
5°
🌧️ 89% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 24.5 km/h
🌧️ Total precip: 31.1 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:26 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Lake Oswego
Plan your trip to Lake Oswego, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Lake Oswego?
Current conditions in Lake Oswego: Overcast, temperature 12°C, humidity 83%.
What is the best time to visit Lake Oswego?
The best time to visit Lake Oswego is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Lake Oswego?
Lake Oswego is located at approximately 45.4° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Lake Oswego?
The wettest period in Lake Oswego is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Lake Oswego?
For visits to Lake Oswego during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Lake Oswego in?
Lake Oswego is located in United States, in the state of Oregon.
What are the public holidays in Lake Oswego in 2026?
View the 2026 public holidays for Lake Oswego on our Holidays page.
What are the GPS coordinates used for the weather forecast in Lake Oswego?
The weather forecast for Lake Oswego uses coordinates 45.4207, -122.6706.