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May 16th, 2026 :: 8:45 pm PDT   

Local Weather Report for
Cottage Grove
Oregon, United States

 Cottage Grove Weather Forecast Summary  
 
Today
May 16th
Sunday
May 17th
Monday
May 18th
Tuesday
May 19th
Wednesday
May 20th
Mostly Cloudy Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
57°F
61°F
39°F
68°F
39°F
68°F
38°F
68°F
40°F
 
 Cottage Grove Detailed Weather Forecast  
 
Saturday, May 16th, 2026
Evening Temperature: 46°F
Cloudy with clear periods.
Sunday, May 17th, 2026
Overnight Temperature: 40°F
A mix of cloudy and clear skies with a chance of showers. Showers possibly mixed with wet flurries.
Morning Temperature: 45°F
Sunny with cloudy periods.
Afternoon Temperature: 61°F
Sunny.
Evening Temperature: 48°F
Clear.
Monday, May 18th, 2026
Overnight Temperature: 39°F
Clear.
Morning Temperature: 54°F
Sunny.
Afternoon Temperature: 68°F
Sunny.
Evening Temperature: 50°F
Mostly clear.
Tuesday, May 19th, 2026
Overnight Temperature: 39°F
Clear.
Morning Temperature: 55°F
Mostly sunny.
Afternoon Temperature: 68°F
Mostly sunny.
Evening Temperature: 53°F
Mostly clear.
Wednesday, May 20th, 2026
Overnight Temperature: 41°F
Mostly clear.
Morning Temperature: 54°F
Mostly sunny.
Afternoon Temperature: 68°F
Mostly sunny.
Evening Temperature: 54°F
Clear.
Thursday, May 21st, 2026
Overnight Temperature: 45°F
Clear.
Morning Temperature: 60°F
Sunny.
Afternoon Temperature: 72°F
Mostly sunny. Windy at times.
Evening Temperature: 57°F
Mostly clear.
Friday, May 22nd, 2026
Overnight Temperature: 44°F
Mostly clear.
Morning Temperature: 56°F
Mostly sunny.
Afternoon Temperature: 71°F
Sunny.
Evening Temperature: 54°F
Mostly clear.
Saturday, May 23rd, 2026
Overnight Temperature: 42°F
Clear with cloudy periods.
Morning Temperature: 56°F
Mostly sunny.
Afternoon Temperature: 71°F
Mostly sunny. Windy at times.
Evening Temperature: 56°F
Mostly clear.
Sunday, May 24th, 2026
Overnight Temperature: 44°F
Mostly clear.
Morning Temperature: 58°F
Mostly sunny.
Afternoon Temperature: 75°F
Mostly sunny.
Evening Temperature: 59°F
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Cottage Grove, Oregon, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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