ClimateForecastAprilMay >>

Climate in Portland (Indiana), 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 Portland (IN)

Tue   Apr 30
23°C | 14°C
NW 14 km/h
1.9 mm
almost clear and small chance of slight rain

almost clear and small chance of slight rain

Wed   May 01
25°C | 13°C
W 22 km/h
partly cloudy and no rain

partly cloudy and no rain

Thu   May 02
27°C | 11°C
E 14 km/h
partly cloudy and no rain

partly cloudy and no rain

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

During the months of May 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:

  • When is summer in Portland?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Portland?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Portland?
    The coldest month is February with an average maximum temperature of 1°C.
  • Which is the wettest month in Portland?
    June tops the wettest month list with 134 mm of rainfall.
  • Which is the driest month in Portland?
    January is the driest month with 65 mm of precipitation.
  • Which is the sunniest month in Portland?
    July is the sunniest month with an average of 345 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.