ClimateForecastAprilMay >>

Climate in Forest Grove (Oregon), United States of America

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Weather Forecasts for Forest Grove (OR)

Thu   Apr 25
13°C | 10°C
S 22 km/h
16 mm
broken clouds and rain

broken clouds and rain

Fri   Apr 26
14°C | 9°C
S 14 km/h
4.4 mm
overcast and rain

overcast and rain

Sat   Apr 27
12°C | 7°C
S 14 km/h
2.3 mm
overcast and rain

overcast and rain

The best time of year to visit Forest Grove in the United States of America

During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Forest Grove?
    Most rainfall (rainy season) is seen in January, November and December.
  • Does Forest Grove have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in Forest Grove?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Forest Grove?
    The coldest month is December with an average maximum temperature of 7°C.
  • Which is the wettest month in Forest Grove?
    December tops the wettest month list with 216 mm of rainfall.
  • Which is the driest month in Forest Grove?
    July is the driest month with 8 mm of precipitation.
  • Which is the sunniest month in Forest Grove?
    July is the sunniest month with an average of 332 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.