Climate and monthly weather forecast
McKnightstown, PA

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Weather in January

January, like December, in McKnightstown, Pennsylvania, is an icy winter month, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 35.6°F (2°C). With average temperatures fluctuating between a high of 35.6°F (2°C) and a low of 22.6°F (-5.2°C), January stands out as the coldest month. Weather in January »

Weather in February

February, the last month of the winter in McKnightstown, is also an icy month, with temperature in the range of an average high of 39.4°F (4.1°C) and an average low of 25.2°F (-3.8°C). McKnightstown starts February with an average high-temperature of a still wintry 39.4°F (4.1°C), hinting at a minimal fluctuation from January. Weather in February »

Weather in March

March, the first month of the spring in McKnightstown, is a frosty month, with an average temperature varying between 48.4°F (9.1°C) and 32°F (0°C). March marks a rise in the average high-temperature, moving from February's wintry 39.4°F (4.1°C) to a chilly 48.4°F (9.1°C). Weather in March »

Weather in April

April is an enjoyable spring month in McKnightstown, Pennsylvania, with an average temperature ranging between max 61°F (16.1°C) and min 41.9°F (5.5°C). April shows a rise in the average high-temperature, moving from March's frosty 48.4°F (9.1°C) to a comfortable 61°F (16.1°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in McKnightstown, Pennsylvania, with an average temperature ranging between max 71.1°F (21.7°C) and min 52.2°F (11.2°C). In May, the meteorological conditions change with the average high-temperature moving from an enjoyable 61°F (16.1°C) in April to a pleasant 71.1°F (21.7°C). Weather in May »

Weather in June

June, the first month of the summer in McKnightstown, is a moderately hot month, with an average temperature ranging between max 79°F (26.1°C) and min 59.2°F (15.1°C). McKnightstown's weather in June presents a minor rise in the average high-temperature, moving from an agreeable 71.1°F (21.7°C) in May to a warm 79°F (26.1°C). Weather in June »

Weather in July

July, like June, in McKnightstown, Pennsylvania, is a moderately hot summer month, with an average temperature fluctuating between 64°F (17.8°C) and 84°F (28.9°C). July, recording an average high temperature of 84°F (28.9°C) and a low temperature of 64°F (17.8°C), is McKnightstown's warmest month. For July, the heat index is appraised at a tropical 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in McKnightstown, is also a moderately hot month, with an average temperature fluctuating between 62.2°F (16.8°C) and 81.3°F (27.4°C). McKnightstown records an average high-temperature of a still moderately hot 81.3°F (27.4°C) in August, maintaining a close correlation with July's 84°F (28.9°C). Weather in August »

Weather in September

September, the first month of the autumn in McKnightstown, is still a warm month, with an average temperature fluctuating between 74.8°F (23.8°C) and 56.3°F (13.5°C). The arrival of September signals a subtle shift in temperature, down from a warm 81.3°F (27.4°C) in August to a still moderately hot 74.8°F (23.8°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in McKnightstown, Pennsylvania, with an average temperature varying between 46.2°F (7.9°C) and 63.1°F (17.3°C). The onset of October results in a decrease in the average high-temperature, receding from a warm 74.8°F (23.8°C) in September to a refreshing 63.1°F (17.3°C). Weather in October »

Weather in November

November, the last month of the autumn in McKnightstown, is also a fresh month, with an average temperature fluctuating between 35.4°F (1.9°C) and 50.7°F (10.4°C). The transition into November involves a decrease in the average high-temperature, falling from an enjoyable 63.1°F (17.3°C) in October to a fresh 50.7°F (10.4°C). Weather in November »

Weather in December

December, the first month of the winter in McKnightstown, is also an icy month, with an average temperature varying between 29.8°F (-1.2°C) and 41.5°F (5.3°C). The onset of December coincides with a reduction in the average high-temperature, falling from a cool 50.7°F (10.4°C) in November to a wintry 41.5°F (5.3°C). Weather in December »

Frequently asked questions

What time of the year is the coldest?

McKnightstown's coldest month, January, registers temperatures that range from a high of 35.6°F (2°C) to a low of 22.6°F (-5.2°C).

What is the driest month?

The months with the least rainfall are January and February Rain falls for 5 days and accumulates 0.71" (18mm) of rain.

How much does it rain?

In McKnightstown, during the entire year, the rain falls for 125 days and collects up to 12.13" (308mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 20.9 snowfall days, and 4.8" (122mm) of snow is accumulated.

When is the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in McKnightstown.

What is the month with the least sunshine in McKnightstown?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

When does it snow the most?

March is the month with the most snowfall. Snow falls for 3.9 days and accumulates 1.3" (33mm) of snow.

When is Daylight Saving Time (DST) in McKnightstown?

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 are the least humid months in McKnightstown?

April and July, with an average relative humidity of 75%, are the least humid months in McKnightstown.

What is the most humid month?

The most humid month is May, with an average relative humidity of 80%.

When it does not snow in McKnightstown?

May through September are months without snowfall.

When is the highest UV index?

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

When are the longest days?

With an average of 15h and 0min of daylight, June has the longest days of the year.

What month is the hottest?

The warmest month in McKnightstown is July, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 64°F (17.8°C).

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 14.3 days and typically aggregates up to 1.46" (37mm) of precipitation.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.6h 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
McKnightstown, PA

Average temperature - McKnightstown, PA

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

Average pressure
McKnightstown, PA

Average pressure - McKnightstown, 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
McKnightstown, PA

Average wind speed - McKnightstown, PA

The windiest months (with the highest average wind speed) are January, February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity
McKnightstown, PA

Average humidity - McKnightstown, PA

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

Average rainfall
McKnightstown, PA

Average rainfall - McKnightstown, PA

The wettest month (with the highest rainfall) is July (1.46").
The driest months (with the least rainfall) are January and February (0.71").

Average rainfall days
McKnightstown, PA

Average rainfall days - McKnightstown, PA

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (5 days).

Average snowfall
McKnightstown, PA

Average snowfall - McKnightstown, PA

The month with the highest snowfall is March (1.3").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
McKnightstown, PA

Average snowfall days - McKnightstown, PA

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
McKnightstown, PA

Average daylight / Average sunshine - McKnightstown, 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 24min).

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
McKnightstown, PA

Average sunshine days - McKnightstown, PA

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is August (13.6 days).

Average UV index
McKnightstown, PA

Average UV index - McKnightstown, 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, November and December (UV index 2).

Average visibility
McKnightstown, PA

Average visibility - McKnightstown, 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).

McKnightstown, Pennsylvania, USA

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