Climate and monthly weather forecast
Penryn, PA

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Weather in January

January, the same as December, is an icy winter month in Penryn, Pennsylvania, with an average temperature fluctuating between 22.8°F (-5.1°C) and 35.4°F (1.9°C). With average high temperatures of 35.4°F (1.9°C) and lows of 22.8°F (-5.1°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Penryn, Pennsylvania, with an average temperature fluctuating between 24.6°F (-4.1°C) and 38.8°F (3.8°C). February's onset records a minor alteration in the average high-temperature to a still cold 38.8°F (3.8°C) from January's 35.4°F (1.9°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Penryn, Pennsylvania, with temperature in the range of an average low of 32.2°F (0.1°C) and an average high of 47.8°F (8.8°C). In Penryn, stepping into March brings a temperature increase, moving up from February's cold 38.8°F (3.8°C) to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April in Penryn, Pennsylvania, is a mild spring month, with an average temperature varying between 41.9°F (5.5°C) and 59.9°F (15.5°C). Penryn's transition into April is marked by a temperature shift, moving from a frosty 47.8°F (8.8°C) in March to a mild 59.9°F (15.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Penryn, Pennsylvania, with temperature in the range of an average low of 52.2°F (11.2°C) and an average high of 70.2°F (21.2°C). As Penryn transitions into May, the average high-temperature is observed to rise from a mild 59.9°F (15.5°C) in April to a pleasant 70.2°F (21.2°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Penryn, Pennsylvania, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 77.5°F (25.3°C). The coming of June brings a minor shift in Penryn's weather, with average high-temperatures adjusting from May's agreeable 70.2°F (21.2°C) to a moderately hot 77.5°F (25.3°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Penryn, Pennsylvania, with an average temperature fluctuating between 82.6°F (28.1°C) and 64.2°F (17.9°C). In Penryn, July is the warmest month, with temperatures averaging a high of 82.6°F (28.1°C) and a low of 64.2°F (17.9°C). The heat index value during July is calculated to be a hot 89.6°F (32°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Penryn, Pennsylvania, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 80.8°F (27.1°C). July's transformation into August witnesses an average high-temperature of a still warm 80.8°F (27.1°C), noting a minor change from the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Penryn, Pennsylvania, with an average temperature varying between 74.5°F (23.6°C) and 56.1°F (13.4°C). Penryn records a mild change in average high-temperature during September, easing from 80.8°F (27.1°C) in August to a still moderately hot 74.5°F (23.6°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Penryn, Pennsylvania, with an average temperature ranging between max 63°F (17.2°C) and min 46.8°F (8.2°C). A change in temperatures is noted as September gives way to October, with average highs reducing from a warm 74.5°F (23.6°C) to a comfortable 63°F (17.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Penryn, is also a fresh month, with an average temperature ranging between min 35.8°F (2.1°C) and max 50.4°F (10.2°C). In Penryn, the beginning of November is marked by a lowered average high-temperature, shifting from October's comfortable 63°F (17.2°C) to a fresh 50.4°F (10.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Penryn, Pennsylvania, with an average temperature ranging between max 41.5°F (5.3°C) and min 30°F (-1.1°C). Penryn observes a small decrease in the average high-temperature with the arrival of December, falling from November's fresh 50.4°F (10.2°C) to an icy 41.5°F (5.3°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Penryn?

January tends to be the coldest month in Penryn, Pennsylvania, with temperatures averaging a daily high of 35.4°F (1.9°C) and a low of 22.8°F (-5.1°C).

How much does it rain in Penryn?

Throughout the year, in Penryn, there are 161.8 rainfall days, and 30.31" (770mm) of precipitation is accumulated.

When does it snow in Penryn?

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

How much does it snow in Penryn?

In Penryn, during the entire year, snow falls for 24.1 days and aggregates up to 11.93" (303mm) of snow.

What are the months with the lowest UV index in Penryn?

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

What is the driest month in Penryn?

The month with the least rainfall in Penryn is February, when the rain falls for 10.1 days and typically collects 2.09" (53mm) of precipitation.

What is the month with the least sunshine in Penryn?

February has the least sunshine of the year in Penryn, Pennsylvania, with an average of 4.6h of sunshine.

What is the snowiest month in Penryn?

March is the month with the most snowfall. Snow falls for 4.7 days and accumulates 3.43" (87mm) of snow.

When is Daylight Saving Time (DST) in Penryn?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Penryn, Pennsylvania, 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 Penryn?

The least humid month is April, with an average relative humidity of 76%.

What is the most humid month in Penryn?

May is the most humid month in Penryn, with an average relative humidity of 81%.

When it does not snow in Penryn?

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

When are the longest days in Penryn?

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

What are the months with the highest UV index in Penryn?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Penryn, Pennsylvania.

What is the warmest month in Penryn?

In Penryn, July is known for its average highest temperatures, reaching a high of 82.6°F (28.1°C) and a low of 64.2°F (17.9°C).

What month has the most sunshine in Penryn?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Penryn.

What is the wettest month in Penryn?

The month with the most rainfall is August, when the rain falls for 16.1 days and typically aggregates up to 3.31" (84mm) of precipitation.

What is the month with the shortest days in Penryn?

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

Average temperature
Penryn, PA

Average temperature - Penryn, PA

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (35.4°F).

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure
Penryn, PA

Average pressure - Penryn, 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
Penryn, PA

Average wind speed - Penryn, PA

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average rainfall
Penryn, PA

Average rainfall - Penryn, PA

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (2.09").

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Average rainfall days
Penryn, PA

Average rainfall days - Penryn, PA

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall
Penryn, PA

Average snowfall - Penryn, PA

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Penryn, PA

Average snowfall days - Penryn, PA

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Penryn, PA

Average daylight / Average sunshine - Penryn, 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).

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Average sunshine days
Penryn, PA

Average sunshine days - Penryn, PA

The month with the most sunshine days is November (17.8 days).
The months with the least sunshine days are May and July (11.6 days).

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Average UV index
Penryn, PA

Average UV index - Penryn, PA

The months with the highest UV index are June, July and August (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
Penryn, PA

Average visibility - Penryn, 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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Penryn, Pennsylvania, USA

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