Climate and monthly weather forecast
Hershey, PA

Weather in January

January, the same as December, is a wintry winter month in Hershey, Pennsylvania, with an average temperature varying between 21.9°F (-5.6°C) and 34.2°F (1.2°C). The coldest month is January, with an average high-temperature of 34.2°F (1.2°C) and an average low-temperature of 21.9°F (-5.6°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Hershey, Pennsylvania, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 37.9°F (3.3°C). In Hershey, the average high-temperature in February is almost the same as in January - a still cold 37.9°F (3.3°C). Weather in February »

Weather in March

March, the first month of the spring in Hershey, is a chilly month, with an average temperature fluctuating between 31.5°F (-0.3°C) and 46.9°F (8.3°C). In March, the average high-temperature rises from a cold 37.9°F (3.3°C) in February to a chilly 46.9°F (8.3°C). Weather in March »

Weather in April

April in Hershey, Pennsylvania, is a mild spring month, with an average temperature varying between 41.5°F (5.3°C) and 59.5°F (15.3°C). In Hershey, the average high-temperature in April rises from a frosty 46.9°F (8.3°C) in March to a mild 59.5°F (15.3°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Hershey, Pennsylvania, with an average temperature varying between 51.3°F (10.7°C) and 69.8°F (21°C). In Hershey, the average high-temperature in May increases from a mild 59.5°F (15.3°C) in April to a pleasant 69.8°F (21°C). Weather in May »

Weather in June

June, the first month of the summer in Hershey, is a moderately hot month, with an average temperature varying between 77°F (25°C) and 58.6°F (14.8°C). In Hershey, the average high-temperature in June slightly increases from a pleasant 69.8°F (21°C) in May to a warm 77°F (25°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Hershey, Pennsylvania, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 63.5°F (17.5°C). July is the warmest month, with an average high-temperature of 82.4°F (28°C) and an average low-temperature of 63.5°F (17.5°C). In July, the average heat index is evaluated at a tropical 89.2°F (31.8°C). Weather in July »

Weather in August

August, the last month of the summer in Hershey, is also a moderately hot month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 61.7°F (16.5°C). In Hershey, the average high-temperature in August is relatively the same as in July - a still warm 80.2°F (26.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Hershey, is also a moderately hot month, with temperature in the range of an average high of 74.3°F (23.5°C) and an average low of 55.4°F (13°C). In Hershey, the average high-temperature in September slightly decreases from a moderately hot 80.2°F (26.8°C) in August to a still warm 74.3°F (23.5°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Hershey, Pennsylvania, with an average temperature varying between 45.9°F (7.7°C) and 61.9°F (16.6°C). In Hershey, the average high-temperature in October decreases from a moderately hot 74.3°F (23.5°C) in September to an enjoyable 61.9°F (16.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Hershey, is another chilly month, with temperature in the range of an average low of 34.9°F (1.6°C) and an average high of 49.8°F (9.9°C). In November, the average high-temperature decreases from an enjoyable 61.9°F (16.6°C) in October to a frosty 49.8°F (9.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Hershey, Pennsylvania, with temperature in the range of an average high of 41°F (5°C) and an average low of 29.5°F (-1.4°C). In December, the average high-temperature slightly decreases from a frosty 49.8°F (9.9°C) in November to a wintry 41°F (5°C). Weather in December »
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FAQ

What is the coldest month in Hershey?

With an average high-temperature of 34.2°F (1.2°C) and an average low-temperature of 21.9°F (-5.6°C), January is the coldest month in Hershey.

How many days does it rain in Hershey?

In Hershey, Pennsylvania, during the entire year, the rain falls for 162.3 days and collects up to 30.71" (780mm) of precipitation.

When does it snow in Hershey?

Months with snowfall in Hershey, Pennsylvania, are January through April, October through December.

When does it snow the most in Hershey?

January is the month with the most snowfall. Snow falls for 9 days and accumulates 3.94" (100mm) of snow.

How much does it snow in Hershey?

Throughout the year, in Hershey, there are 27.8 snowfall days, and 13.23" (336mm) of snow is accumulated.

When is the lowest UV index in Hershey?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month in Hershey?

The months with the highest humidity are February and May, with an average relative humidity of 81%.

What is the month with the least sunshine in Hershey?

With an average of 4.5h of sunshine, February has the least sunshine of the year.

What is the least humid month in Hershey?

March and April, with an average relative humidity of 76%, are the least humid months.

When is Daylight Saving Time (DST) in Hershey?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Hershey, Pennsylvania, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the rainiest month in Hershey?

The month with the most rainfall is May, when the rain falls for 18.4 days and typically aggregates up to 3.15" (80mm) of precipitation.

When it does not snow in Hershey?

In Hershey, Pennsylvania, snow does not fall in May through September.

When is the highest UV index in Hershey?

The months with the highest UV index are May through July, with an average maximum UV index of 6.

When are the longest days in Hershey?

June has the longest days of the year in Hershey, Pennsylvania, with an average of 15h and 0min of daylight.

What is the warmest month in Hershey?

With an average high-temperature of 82.4°F (28°C) and an average low-temperature of 63.5°F (17.5°C), July is the warmest month in Hershey.

What month has the most sunshine in Hershey?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

What is the driest month in Hershey?

The month with the least rainfall in Hershey is September, when the rain falls for 12 days and typically collects 2.05" (52mm) of precipitation.

What is the month with the shortest days in Hershey?

The month with the shortest days in Hershey, Pennsylvania, is December, with an average of 9h and 22min of daylight.

Average temperature
Hershey, PA

Average temperature - Hershey, PA

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (34.2°F).

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure
Hershey, PA

Average pressure - Hershey, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Hershey, PA

Average wind speed - Hershey, PA

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Hershey, PA

Average humidity - Hershey, PA

The months with the highest relative humidity are February and May (81%).
The months with the lowest relative humidity are March and April (76%).

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Average rainfall
Hershey, PA

Average rainfall - Hershey, PA

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days
Hershey, PA

Average rainfall days - Hershey, PA

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall
Hershey, PA

Average snowfall - Hershey, PA

The month with the highest snowfall is January (3.94").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Hershey, PA

Average snowfall days - Hershey, PA

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Hershey, PA

Average daylight / Average sunshine - Hershey, PA

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 22min).

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days
Hershey, PA

Average sunshine days - Hershey, PA

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10 days).

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Average UV index
Hershey, PA

Average UV index - Hershey, PA

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Hershey, PA

Average visibility - Hershey, PA

The months with the highest visibility are January, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are February, May, September and October (5mi).

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