Cottage Grove Oregon Weather

Lane County · Lane County Forecast · Current Conditions & 7-Day Forecast

A charming Lane County city surrounded by forested mountains and covered bridges.

55°F

overcast clouds

Feels like 54° · H 74° / L 52°

Observed 6:35 AM · Source: OpenWeatherMap

98%
Humidity
8 mph
SW
Wind
0
UV Index
🌅
6:58 AM
Sunrise
🌇
7:12 PM
Sunset
Good
Air Quality

Hourly Forecast

NowNow55°Feels 54°
11 AM56°
2 PM65°
5 PM74°
8 PM62°
11 PM54°Feels 53°
2 AM51°Feels 50°
5 AM50°
8 AM52°Feels 51°
11 AM60°Feels 59°
2 PM67°
5 PM70°Feels 69°
8 PM57°Feels 56°
11 PM49°
2 AM48°
5 AM47°
8 AM48°
11 AM59°Feels 58°
2 PM67°Feels 66°
16
5 PM68°Feels 66°
15
8 PM59°Feels 57°
11 PM55°Feels 53°
2 AM51°Feels 50°
5 AM49°

7-Day Forecast

Today
52°
74°
Tue
49°
70°
Wed
47°
68°
Thu
49°
73°
Fri
49°
61°
Sat
43°
45°

Current Conditions

Humidity
98%
High
Wind
8 mph
SW · G 16
Pressure
1016
hPa
Visibility
0 mi
Reduced
UV Index
0
Low
Air Quality
Good
AQI 25

Live Radar

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Cottage Grove Oregon Weather Guide

Cottage Grove sits at 644 feet at the southern tip of the Willamette Valley where it transitions to the Umpqua watershed. This transitional location means it sees more rainfall than Southern Oregon's interior valleys (about 45 inches annually) but less than the Northern Willamette Valley. Summers are warm (mid-80s°F) with low humidity, and winters are cool and rainy rather than cold and snowy.

84°F
Avg July High
34°F
Avg Jan Low
45"
Annual Rainfall

About Cottage Grove Weather Forecasts

Southern Oregon Weather provides current weather conditions and extended forecasts for Cottage Grove and all of Lane County. Our data is sourced from the OpenWeatherMap API and refreshed approximately every 2 hours.

Looking for weather in nearby Lane County communities? See all Eugene weather forecasts on Southern Oregon Weather.

More Lane County Forecasts

EugeneAll Lane County →

Frequently Asked Questions — Cottage Grove Weather

What is the weather in Cottage Grove Oregon today?

Current conditions for Cottage Grove, Oregon — including temperature, humidity, wind speed, and sky conditions — are tracked on this page and refreshed approximately every 2 hours from OpenWeatherMap data covering Lane County.

What is the 7-day forecast for Cottage Grove Oregon?

The 7-day forecast for Cottage Grove includes daily high and low temperatures, precipitation probability, and wind. Cottage Grove is located in Lane County at approximately 43.80°N latitude.

Does Cottage Grove Oregon get snow?

Cottage Grove occasionally receives light snow in winter, typically December through February. Valley-floor snow is not common but does occur during cold snaps. Nearby mountain areas such as the Cascades or Siskiyous receive far more significant snowfall.

What is the hottest month in Cottage Grove Oregon?

July and August are the hottest months in Cottage Grove, Oregon with average highs around 84°F. Southern Oregon's inland valleys can see temperatures well above 100°F during summer heat waves.

Are there weather alerts for Cottage Grove Oregon?

Active National Weather Service alerts for Cottage Grove and Lane County are shown on this page when in effect. During wildfire season (June–October) and winter storms, check frequently for fire weather watches and winter weather advisories.

More for Cottage Grove

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Fire Danger
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Air Quality
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Restrictions
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