ClimateForecastDecemberJanuary >>

Glen Mills (PA) Climate by Month

The climate in Glen Mills is marked by big temperature swings throughout the year. Temperatures range from very warm during the warmest months to cold in the cooler months. It also experiences much rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

In Glen Mills, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a very warm 30°C in July. In January, the coolest month of the year, temperatures drop to a chilly 4°C. At night, expect cooler temperatures, averaging -5°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Glen Mills experiences significant rain/snowfall throughout the year, averaging 1267 mm of precipitation annually. Glen Mills experiences moderate seasonal variation in rainfall, with monthly averages ranging from 138 mm in October, the wettest month, and 75 mm in November, the driest month.

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

Sunshine over the year

Glen Mills can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.2 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.7 hours of sunlight per day.

Monthly hours of sunshine

Data from: Philadelphia, the United States of America (28 KM, 17 Miles).

Daily hours of sunshine

Data from: Philadelphia, the United States of America (28 KM, 17 Miles).

The best time of year to visit Glen Mills 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 Glen Mills?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Glen Mills?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Glen Mills?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Glen Mills?
    October tops the wettest month list with 138 mm of rainfall.
  • Which is the driest month in Glen Mills?
    November is the driest month with 75 mm of precipitation.
  • Which is the sunniest month in Glen Mills?
    July is the sunniest month with an average of 275 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.

    Forecast for Glen Mills (PA)

    Sun   Dec 15
    4°C | -6°C
    NE 14 km/h
    2.9 mm
    overcast and slight rain

    overcast and slight rain

    Mon   Dec 16
    11°C | 2°C
    E 14 km/h
    12 mm
    overcast and rain

    overcast and rain

    Tue   Dec 17
    16°C | 6°C
    W 22 km/h
    almost clear and no rain

    almost clear and no rain