Climate and monthly weather forecast
Colwyn, PA

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Weather in January

January, like December, in Colwyn, Pennsylvania, is a wintry winter month, with an average temperature varying between 25.7°F (-3.5°C) and 37.4°F (3°C). In Colwyn, the month of January is known for its lowest average temperatures, reaching a high of 37.4°F (3°C) and a low of 25.7°F (-3.5°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Colwyn, Pennsylvania, with an average temperature varying between 28°F (-2.2°C) and 41.4°F (5.2°C). February ushers in an average high-temperature of a still cold 41.4°F (5.2°C), aligning closely with the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Colwyn, Pennsylvania, with an average temperature ranging between max 49.8°F (9.9°C) and min 35.1°F (1.7°C). Colwyn in March observes a minor temperature shift, with average high-temperatures adjusting from an icy 41.4°F (5.2°C) in February to a frosty 49.8°F (9.9°C). Weather in March »

Weather in April

April in Colwyn, Pennsylvania, is a refreshing spring month, with an average temperature varying between 61.7°F (16.5°C) and 45°F (7.2°C). The shift into April is accompanied by a temperature increase, with the average high-temperature rising from a chilly 49.8°F (9.9°C) in March to a refreshing 61.7°F (16.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Colwyn, Pennsylvania, with an average temperature ranging between min 54.7°F (12.6°C) and max 72°F (22.2°C). May indicates a change in the average high-temperature, moving up from a refreshing 61.7°F (16.5°C) in April to an agreeable 72°F (22.2°C). Weather in May »

Weather in June

June, the first month of the summer in Colwyn, is a moderately hot month, with an average temperature fluctuating between 79.9°F (26.6°C) and 63.1°F (17.3°C). Colwyn's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's agreeable 72°F (22.2°C) to a warm 79.9°F (26.6°C). Weather in June »

Weather in July

July in Colwyn, Pennsylvania, is a tropical summer month, with an average temperature varying between 68.5°F (20.3°C) and 86°F (30°C). July, with its average high-temperature of 86°F (30°C) and an average low-temperature of 68.5°F (20.3°C), holds the record as the warmest month. The heat index for July is calculated to be a very hot 96.8°F (36°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Colwyn, Pennsylvania, with an average temperature fluctuating between 83.7°F (28.7°C) and 67.6°F (19.8°C). August's advent notes a subtle adjustment in average high-temperature to a warm 83.7°F (28.7°C) from July. Weather in August »

Weather in September

September, the first month of the autumn in Colwyn, is also a moderately hot month, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 76.6°F (24.8°C). The transition to September results in a modest reduction in average high-temperature, moving from 83.7°F (28.7°C) in August to a still warm 76.6°F (24.8°C). Weather in September »

Weather in October

October, like September, in Colwyn, Pennsylvania, is another enjoyable autumn month, with an average temperature ranging between max 65.1°F (18.4°C) and min 50.9°F (10.5°C). October comes with a decrease in the average high-temperature, falling from a moderately hot 76.6°F (24.8°C) in September to an enjoyable 65.1°F (18.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Colwyn, is also a fresh month, with an average temperature varying between 52.7°F (11.5°C) and 39.2°F (4°C). The transition into November involves a decrease in the average high-temperature, falling from a refreshing 65.1°F (18.4°C) in October to a fresh 52.7°F (11.5°C). Weather in November »

Weather in December

December, the first month of the winter in Colwyn, is also a frosty month, with an average temperature ranging between max 44.1°F (6.7°C) and min 32.7°F (0.4°C). December's onset brings a negligible change in high-temperatures, falling from a cool 52.7°F (11.5°C) in November to a frosty 44.1°F (6.7°C). Weather in December »
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Frequently asked questions

What is the coldest month in Colwyn?

January, characterized by an average high temperature of 37.4°F (3°C) and a low temperature of 25.7°F (-3.5°C), is generally the coldest month.

What is the driest month in Colwyn?

January is the month with the least rainfall in Colwyn, Pennsylvania. Rain falls for 6.6 days and accumulates 1.46" (37mm) of precipitation.

How much does it rain in Colwyn?

Throughout the year, in Colwyn, Pennsylvania, there are 142 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

When does it snow in Colwyn?

January through April, November and December are months with snowfall in Colwyn, Pennsylvania.

How many days does it snow in Colwyn?

In Colwyn, Pennsylvania, during the entire year, snow falls for 11.3 days and aggregates up to 6.18" (157mm) of snow.

When is the lowest UV index in Colwyn?

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

What are the most humid months in Colwyn?

The months with the highest humidity in Colwyn are February, October and December, with an average relative humidity of 77%.

What is the month with the least sunshine in Colwyn?

With an average of 4.9h of sunshine, February has the least sunshine of the year in Colwyn, Pennsylvania.

When does it snow the most in Colwyn?

The month with the most snowfall is March, when snow falls for 2.8 days and typically aggregates up to 2.05" (52mm) of snow.

When is Daylight Saving Time (DST) in Colwyn?

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

With an average relative humidity of 71%, April is the least humid month in Colwyn.

When it does not snow in Colwyn?

In Colwyn, Pennsylvania, snow does not fall in May through October.

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

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

When are the longest days in Colwyn?

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

What part of the year is the hottest in Colwyn?

Colwyn's temperatures peak on average in July, reaching 86°F (30°C) at their highest and 68.5°F (20.3°C) at their lowest.

What month has the most sunshine in Colwyn?

July has the most sunshine of the year, with an average of 10.7h of sunshine.

What is the rainiest month in Colwyn?

The month with the most rainfall is August, when the rain falls for 15.3 days and typically aggregates up to 2.95" (75mm) of precipitation.

What is the month with the shortest days in Colwyn?

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

Average pressure
Colwyn, PA

Average pressure - Colwyn, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Colwyn, PA

Average wind speed - Colwyn, PA

The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity
Colwyn, PA

Average humidity - Colwyn, PA

The months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall
Colwyn, PA

Average rainfall - Colwyn, PA

The wettest month (with the highest rainfall) is August (2.95").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days
Colwyn, PA

Average rainfall days - Colwyn, PA

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall
Colwyn, PA

Average snowfall - Colwyn, PA

The month with the highest snowfall is March (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Colwyn, PA

Average snowfall days - Colwyn, PA

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Colwyn, PA

Average daylight / Average sunshine - Colwyn, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days
Colwyn, PA

Average sunshine days - Colwyn, PA

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index
Colwyn, PA

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

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Average visibility
Colwyn, PA

Average visibility - Colwyn, PA

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

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Colwyn, Pennsylvania, USA

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