Climate and monthly weather forecast
Annville, PA

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Weather in January

January, the same as December, is an icy winter month in Annville, Pennsylvania, with temperature in the range of an average high of 33.8°F (1°C) and an average low of 21.6°F (-5.8°C). January is the month that records the lowest temperatures, with averages ranging from a high of 33.8°F (1°C) to a low of 21.6°F (-5.8°C). Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Annville, 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). The advent of February signifies a minor shift to an average high-temperature of a still cold 37.9°F (3.3°C), aligning closely with January. Weather in February »

Weather in March

March, the first month of the spring in Annville, is a frosty month, with an average temperature ranging between max 46.9°F (8.3°C) and min 31.1°F (-0.5°C). As Annville transitions into March, the average high-temperature is observed to rise from an icy 37.9°F (3.3°C) in February to a frosty 46.9°F (8.3°C). Weather in March »

Weather in April

April is a refreshing spring month in Annville, Pennsylvania, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 59.4°F (15.2°C). In Annville, the onset of April comes with an increased average high-temperature, moving from March's chilly 46.9°F (8.3°C) to a refreshing 59.4°F (15.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Annville, Pennsylvania, with an average temperature varying between 68.7°F (20.4°C) and 51.1°F (10.6°C). An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a mild 59.4°F (15.2°C) to an agreeable 68.7°F (20.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Annville, Pennsylvania, with an average temperature varying between 76.6°F (24.8°C) and 58.6°F (14.8°C). The start of June signals a slight increase in the average high-temperature, moving from an agreeable 68.7°F (20.4°C) in May to a warm 76.6°F (24.8°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Annville, Pennsylvania, with an average temperature ranging between max 82°F (27.8°C) and min 63.1°F (17.3°C). Annville's warmest weather arrives in July, when temperatures average a high of 82°F (27.8°C) and a low of 63.1°F (17.3°C). During July, the heat index is appraised at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Annville, Pennsylvania, with an average temperature ranging between min 61.7°F (16.5°C) and max 79.9°F (26.6°C). With the advent of August, Annville's high-temperatures adjust to a still warm 79.9°F (26.6°C), closely aligning with the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Annville, is still a warm month, with an average temperature ranging between max 73.8°F (23.2°C) and min 55.4°F (13°C). September signifies a minor drop in average high-temperature, transitioning from a warm 79.9°F (26.6°C) in August to a still moderately hot 73.8°F (23.2°C). Weather in September »

Weather in October

October, like September, in Annville, Pennsylvania, is another comfortable autumn month, with an average temperature ranging between min 46°F (7.8°C) and max 61.7°F (16.5°C). As Annville enters October, the average high-temperature decreases from the a warm 73.8°F (23.2°C) of September to an enjoyable 61.7°F (16.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Annville, is also a frosty month, with temperature in the range of an average high of 49.5°F (9.7°C) and an average low of 34.9°F (1.6°C). November brings a decrease in the average high-temperature, falling from October's refreshing 61.7°F (16.5°C) to a chilly 49.5°F (9.7°C). Weather in November »

Weather in December

December, the first month of the winter in Annville, is still a cold month, with an average temperature ranging between min 29.3°F (-1.5°C) and max 40.3°F (4.6°C). Annville's December weather shows a moderate shift in high-temperatures, falling from November's frosty 49.5°F (9.7°C) to a cold 40.3°F (4.6°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Annville?

With average temperatures fluctuating between a high of 33.8°F (1°C) and a low of 21.6°F (-5.8°C), January stands out as the coldest month in Annville, Pennsylvania.

How many days does it rain in Annville?

Throughout the year, in Annville, there are 137.4 rainfall days, and 16.26" (413mm) of precipitation is accumulated.

When does it snow in Annville?

Months with snowfall in Annville are January through May, October through December.

When does it snow the most in Annville?

January is the month with the most snowfall in Annville, Pennsylvania. Snow falls for 5.2 days and accumulates 1.97" (50mm) of snow.

How much does it snow in Annville?

In Annville, during the entire year, snow falls for 19.5 days and aggregates up to 6.69" (170mm) of snow.

What is the month with the lowest UV index in Annville?

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 most humid month in Annville?

February, May and October, with an average relative humidity of 81%, are most humid months in Annville, Pennsylvania.

What is the driest month in Annville?

The month with the least rainfall is February, when the rain falls for 7.8 days and typically collects 0.94" (24mm) of precipitation.

What is the month with the least sunshine in Annville?

The month with the least sunshine in Annville is February, with an average of 4.5h of sunshine.

When is Daylight Saving Time (DST) in Annville?

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 in Annville?

April is the least humid month in Annville, Pennsylvania, with an average relative humidity of 76%.

What is the month with the highest UV index in Annville?

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

When it does not snow in Annville?

In Annville, snow does not fall in June through September.

When are the longest days in Annville?

The month with the longest days in Annville is June, with an average of 15h and 0min of daylight.

What are the warmest months in Annville?

Annville reaches its average highest temperatures in July, measuring 82°F (27.8°C) at the peak and 63.1°F (17.3°C) at the lowest.

What month has the most sunshine in Annville?

The month with the most sunshine in Annville, Pennsylvania, is July, with an average of 10.4h of sunshine.

What is the rainiest month in Annville?

August is the month with the most rainfall in Annville. Rain falls for 14.7 days and accumulates 2.13" (54mm) of precipitation.

What is the month with the shortest days in Annville?

December has the shortest days of the year in Annville, with an average of 9h and 24min of daylight.

Average temperature
Annville, PA

Average temperature - Annville, PA

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.8°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure
Annville, PA

Average pressure - Annville, 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
Annville, PA

Average wind speed - Annville, PA

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity
Annville, PA

Average humidity - Annville, PA

The months with the highest relative humidity are February, May and October (81%).
The month with the lowest relative humidity is April (76%).

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Average rainfall
Annville, PA

Average rainfall - Annville, PA

The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is February (0.94").

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Average rainfall days
Annville, PA

Average rainfall days - Annville, PA

The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall
Annville, PA

Average snowfall - Annville, PA

The month with the highest snowfall is January (1.97").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Annville, PA

Average snowfall days - Annville, PA

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Annville, PA

Average daylight / Average sunshine - Annville, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days
Annville, PA

Average sunshine days - Annville, PA

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index
Annville, PA

Average UV index - Annville, 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
Annville, PA

Average visibility - Annville, PA

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

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Annville, Pennsylvania, USA

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