Hershey (PA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hershey.
Climate overview of Hershey
The climate in Hershey, Pennsylvania, United States of America, is marked by large temperature swings across the seasons, ranging from 30°C (86°F) in July to 3°C (37°F) in January.
The city receives considerable rain/snowfall, with around 1206 mm (47 in) annually. September is the wettest month. It has warm summers and cold winters. July is the sunniest month, averaging 10.3 hours of sunshine per day.
Hershey Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hershey - and find the best time to visit.
Monthly Temperature in Hershey
In Hershey, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 30°C (86°F) in July to a chilly 3°C (37°F) in the coolest month, January.
Nights vary from 18°C (64°F) in July to around -6°C (21°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hershey
Hershey experiences significant rain/snowfall throughout the year, averaging 1206 mm (47 in) of precipitation annually. Hershey offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month September (138 mm (5.4 in)) and the driest month November (66 mm (2.6 in)) is not too significant. For more details, please visit our Hershey Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Hershey
For those who appreciate different seasons, Hershey serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.3 hours of sunshine daily, and embrace the darker days in December, offering only 4.2 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Hershey by Month
The relative humidity is high throughout the year in Hershey.
The city experiences its highest humidity in September, reaching 73%. In April, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Hershey
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, August and September
- Warmest weather: July and August
- Most sunshine: July
- Fewer rainy days: January, February, March, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -6°C (21°F).
Frequently asked questions about the climate in Hershey
What is the best time to visit Hershey?
May, June, August and September typically offer the most optimal weather in Hershey. In contrast, January, February and December tend to have less optimal conditions. Hershey has warm summers and cold winters.
What temperatures can I expect in Hershey?
Daytime highs range from 3°C (37°F) in January to 30°C (86°F) in July. Nighttime lows range from -6°C (21°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Hershey get?
Annual rainfall is around 1206 mm (47 in). September is the wettest month with 138 mm (5.4 in), while November is the driest with 66 mm (2.6 in).
How sunny is Hershey?
Hershey receives around 2,609 hours of sunshine per year. July is the sunniest month with 310 hours, while December is the cloudiest with just 126 hours. Overall, Hershey enjoys abundant sunshine.
Hershey 3-Day Forecast
Hershey on the map
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