ClimateForecastNovemberDecember >>

Harmarville (PA) Climate by Month

The temperature in Harmarville can vary greatly throughout the year. The temperatures shift from warm to cold. It also experiences much rain/snowfall throughout the year. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Harmarville. Average daytime temperatures reach a comfortable 29°C in July. In February, the coolest month of the year, temperatures drop to a chilly 2°C. At night, expect cooler temperatures, averaging -7°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Harmarville has a relatively rain/snowy climate with high precipitation levels, averaging 1144 mm of rain/snowfall annually. Harmarville experiences moderate seasonal variation in rainfall, with monthly averages ranging from 138 mm in June, the wettest month, and 69 mm in February, the driest month.

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

Sunshine over the year

Harmarville can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 8.5 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.4 hours of sunlight per day.

Monthly hours of sunshine

Data from: Pittsburgh, the United States of America (31 KM, 19 Miles).

Daily hours of sunshine

Data from: Pittsburgh, the United States of America (31 KM, 19 Miles).

The best time of year to visit Harmarville 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 Harmarville?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Harmarville?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Harmarville?
    The coldest month is February with an average maximum temperature of 2°C.
  • Which is the wettest month in Harmarville?
    June tops the wettest month list with 138 mm of rainfall.
  • Which is the driest month in Harmarville?
    February is the driest month with 69 mm of precipitation.
  • Which is the sunniest month in Harmarville?
    July is the sunniest month with an average of 255 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 Harmarville (PA)

    Fri   Nov 22
    5°C | -1°C
    W 25 km/h
    14 mm
    overcast and heavy sleet

    overcast and heavy sleet

    Sat   Nov 23
    7°C | 4°C
    W 22 km/h
    0.9 mm
    overcast and rain

    overcast and rain

    Sun   Nov 24
    9°C | 3°C
    SW 18 km/h
    partly cloudy and no rain

    partly cloudy and no rain