Climate and monthly weather forecast
McSherrystown, PA

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Weather in January

January, like December, in McSherrystown, Pennsylvania, is another cold winter month, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 23.2°F (-4.9°C). January, recording an average high temperature of 36.1°F (2.3°C) and a low temperature of 23.2°F (-4.9°C), is McSherrystown's coldest month. Weather in January »

Weather in February

February, the last month of the winter in McSherrystown, is another cold month, with an average temperature ranging between min 25.2°F (-3.8°C) and max 39.9°F (4.4°C). Transitioning from January to February, McSherrystown observes an average high-temperature of a still icy 39.9°F (4.4°C), differing subtly from the previous month. Weather in February »

Weather in March

March, the first month of the spring in McSherrystown, is a chilly month, with an average temperature varying between 32.7°F (0.4°C) and 48.7°F (9.3°C). The beginning of March marks a minor shift in the average high-temperature, moving from February's wintry 39.9°F (4.4°C) to a frosty 48.7°F (9.3°C). Weather in March »

Weather in April

April is an enjoyable spring month in McSherrystown, Pennsylvania, with an average temperature fluctuating between 60.8°F (16°C) and 42.4°F (5.8°C). Observing a rise in April, the average high-temperature goes from March's chilly 48.7°F (9.3°C) to an enjoyable 60.8°F (16°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in McSherrystown, Pennsylvania, with an average temperature fluctuating between 52.3°F (11.3°C) and 71.1°F (21.7°C). May witnesses an increase in the average high-temperature, moving from an enjoyable 60.8°F (16°C) in April to an agreeable 71.1°F (21.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in McSherrystown, Pennsylvania, with an average temperature varying between 59.7°F (15.4°C) and 78.4°F (25.8°C). Observing a minor shift, the average high-temperature during June adjusts from May's pleasant 71.1°F (21.7°C) to a warm 78.4°F (25.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in McSherrystown, Pennsylvania, with an average temperature fluctuating between 64.4°F (18°C) and 83.8°F (28.8°C). Temperature readings reach their annual highs in July, averaging 83.8°F (28.8°C) and a minimum average of 64.4°F (18°C). The average heat index in July is estimated at a tropical 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in McSherrystown, is another warm month, with an average temperature fluctuating between 62.8°F (17.1°C) and 81.3°F (27.4°C). The start of August sees the average high-temperature at a still warm 81.3°F (27.4°C), showing little difference from July's 83.8°F (28.8°C). Weather in August »

Weather in September

September, the first month of the autumn in McSherrystown, is still a warm month, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 75°F (23.9°C). McSherrystown in September undergoes a slight reduction in the average high-temperature, shifting from August's 81.3°F (27.4°C) to a still warm 75°F (23.9°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in McSherrystown, Pennsylvania, with temperature in the range of an average low of 46.8°F (8.2°C) and an average high of 63.1°F (17.3°C). October involves a decrease in temperature, down from a warm 75°F (23.9°C) in September to a comfortable 63.1°F (17.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in McSherrystown, Pennsylvania, with an average temperature ranging between max 50.9°F (10.5°C) and min 36°F (2.2°C). The onset of November results in a decrease in the average high-temperature, receding from a comfortable 63.1°F (17.3°C) in October to a cool 50.9°F (10.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in McSherrystown, Pennsylvania, with an average temperature varying between 29.8°F (-1.2°C) and 42.1°F (5.6°C). December's onset brings a negligible change in high-temperatures, falling from a fresh 50.9°F (10.5°C) in November to a cold 42.1°F (5.6°C). Weather in December »

Frequently asked questions

What are the coldest months?

January is the month when McSherrystown experiences its coldest temperatures, averaging a high of 36.1°F (2.3°C) and a low of 23.2°F (-4.9°C).

What is the driest month?

The month with the least rainfall is January, when the rain falls for 5.6 days and typically collects 1.06" (27mm) of precipitation.

How much does it rain?

Throughout the year, there are 133.6 rainfall days, and 17.52" (445mm) of precipitation is accumulated.

When does it snow in McSherrystown?

January through April, October through December are months with snowfall.

When does it snow the most?

The month with the most snowfall in McSherrystown is January, when snow falls for 6 days and typically aggregates up to 2.17" (55mm) of snow.

How many days does it snow?

In McSherrystown, during the entire year, snow falls for 19.9 days and aggregates up to 7.24" (184mm) of snow.

What is the month with the lowest UV index?

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

What is the month with the least sunshine?

With an average of 4.6h of sunshine, February has the least sunshine of the year.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month?

The least humid month is April, with an average relative humidity of 75%.

What is the most humid month?

With an average relative humidity of 80%, May is the most humid month.

When it does not snow?

In McSherrystown, snow does not fall in May through September.

When is the highest UV index?

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

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What is the warmest month?

The month of July sees the average highest temperatures, reaching 83.8°F (28.8°C) at the peak and 64.4°F (18°C) at the low.

What is the rainiest month in McSherrystown?

The months with the most rainfall in McSherrystown, Pennsylvania, are July and August, with an average 2.01" (51mm) of precipitation.

What month has the most sunshine?

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

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

Average temperature
McSherrystown, PA

Average temperature - McSherrystown, PA

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.1°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure
McSherrystown, PA

Average pressure - McSherrystown, PA

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
McSherrystown, PA

Average wind speed - McSherrystown, PA

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity
McSherrystown, PA

Average humidity - McSherrystown, PA

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall
McSherrystown, PA

Average rainfall - McSherrystown, PA

The wettest months (with the highest rainfall) are July and August (2.01").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days
McSherrystown, PA

Average rainfall days - McSherrystown, PA

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (5.6 days).

Average snowfall
McSherrystown, PA

Average snowfall - McSherrystown, PA

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
McSherrystown, PA

Average snowfall days - McSherrystown, PA

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
McSherrystown, PA

Average daylight / Average sunshine - McSherrystown, PA

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

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 36min).

Average sunshine days
McSherrystown, PA

Average sunshine days - McSherrystown, PA

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is May (13.1 days).

Average UV index
McSherrystown, PA

Average UV index - McSherrystown, PA

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

Average visibility
McSherrystown, PA

Average visibility - McSherrystown, PA

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

McSherrystown, Pennsylvania, USA

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