Willow Grove (PA) Climate by Month
Willow Grove experiences great temperature shifts.
The city's weather can transition from very warm days
to cold weather.
It also experiences much rain/snowfall throughout the year.
Now, let’s break down all the climate details for a clearer picture.
Average day and night temperature
The climate in Willow Grove is known for significant temperature differences throughout the year, making the weather dynamic. 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
Willow Grove has a notably wet climate with abundant precipitation, recording 1282 mm of rain/snowfall per year. Willow Grove experiences moderate seasonal variation in rainfall, with monthly averages ranging from 138 mm in August, the wettest month, and 76 mm in February, the driest month.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Willow Grove 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
Daily hours of sunshine
Daily percentage of sunshine
Average water temperature
The mean water temperature over the year in Willow Grove ranges from 5°C in February to 25°C in August.
Water temperature over the year
Average humidity
The relative humidity is low throughout the year in Willow Grove.
Relative humidity over the year
The best time of year to visit Willow Grove 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:
The hottest season / summer takes place in June, July, August and September.
July has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 4°C.
August tops the wettest month list with 138 mm of rainfall.
February is the driest month with 76 mm of precipitation.
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.
