Climate and monthly weather forecast
Merlin, PA

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Weather in January

January, the same as December, is another cold winter month in Merlin, Pennsylvania, with temperature in the range of an average high of 36°F (2.2°C) and an average low of 23.9°F (-4.5°C). Merlin experiences its lowest average temperatures in January, reaching a peak of 36°F (2.2°C) and a minimum of 23.9°F (-4.5°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Merlin, Pennsylvania, with an average temperature ranging between min 26.1°F (-3.3°C) and max 39.6°F (4.2°C). February's advent notes a subtle adjustment in average high-temperature to a still wintry 39.6°F (4.2°C) from January. Weather in February »

Weather in March

March, the first month of the spring in Merlin, is a chilly month, with an average temperature varying between 48.4°F (9.1°C) and 32.9°F (0.5°C). The onset of March brings a minor temperature shift, with the average high-temperature moving from a wintry 39.6°F (4.2°C) in February to a chilly 48.4°F (9.1°C). Weather in March »

Weather in April

April is a moderate spring month in Merlin, Pennsylvania, with an average temperature varying between 43.2°F (6.2°C) and 60.6°F (15.9°C). As March gives way to April, the average high-temperature displays an increase, moving from a frosty 48.4°F (9.1°C) to a moderate 60.6°F (15.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Merlin, Pennsylvania, with an average temperature ranging between max 71.2°F (21.8°C) and min 53.1°F (11.7°C). May marks a rise in the average high-temperature, moving from April's refreshing 60.6°F (15.9°C) to an agreeable 71.2°F (21.8°C). Weather in May »

Weather in June

June, the first month of the summer in Merlin, is a moderately hot month, with an average temperature fluctuating between 61°F (16.1°C) and 79.2°F (26.2°C). As Merlin welcomes June, the average high-temperature displays a subtle shift, adjusting from an agreeable 71.2°F (21.8°C) in May to a moderately hot 79.2°F (26.2°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Merlin, Pennsylvania, with an average temperature ranging between min 66.7°F (19.3°C) and max 85.1°F (29.5°C). Merlin, Pennsylvania, reaches its highest average temperatures in July, measuring 85.1°F (29.5°C) at the peak and 66.7°F (19.3°C) at the lowest. For most parts of July, the heat index is evaluated at a sweltering 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Merlin, is another warm month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 82.8°F (28.2°C). The transition into August reveals an average high-temperature of a still moderately hot 82.8°F (28.2°C), mirroring a close resemblance to July. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Merlin, Pennsylvania, with an average temperature fluctuating between 75.7°F (24.3°C) and 58.6°F (14.8°C). As September begins, there is a minor decrease in the average high-temperature, softly falling from 82.8°F (28.2°C) in August to a still warm 75.7°F (24.3°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Merlin, Pennsylvania, with an average temperature varying between 63.5°F (17.5°C) and 48.4°F (9.1°C). The start of October involves a temperature drop, moving from a warm 75.7°F (24.3°C) in September to a comfortable 63.5°F (17.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Merlin, is another cool month, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 37.6°F (3.1°C). Start of November brings a shift in the average high-temperature, falling from October's comfortable 63.5°F (17.5°C) to a fresh 51.1°F (10.6°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Merlin, Pennsylvania, with an average temperature fluctuating between 30.9°F (-0.6°C) and 42.3°F (5.7°C). In December, the average high-temperature marginally decreases from a cool 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). Weather in December »

Frequently asked questions

What is the coldest time of year?

January is the coldest month, exhibiting average temperatures of 36°F (2.2°C) at the peak and 23.9°F (-4.5°C) at the base.

How many days does it rain?

In Merlin, during the entire year, the rain falls for 132.3 days and collects up to 13.98" (355mm) of precipitation.

When does it snow?

Months with snowfall are January through March, November and December.

What is the snowiest month?

The months with the most snowfall are January and February, with an average 0.59" (15mm) of accumulated snow.

How many days does it snow?

In Merlin, during the entire year, snow falls for 15.1 days and aggregates up to 2.2" (56mm) of snow.

When is 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 most humid month?

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

What is the driest month in Merlin?

February is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.75" (19mm) of precipitation.

What is the month with the least sunshine?

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

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 are the least humid months in Merlin?

April and July, with an average relative humidity of 74%, are the least humid months.

When it does not snow?

In Merlin, snow does not fall in April through October.

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?

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

What part of the year is the hottest?

July is the warmest month, with the temperature often reaching an average high of 85.1°F (29.5°C) and an average low of 66.7°F (19.3°C).

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 wettest month?

The month with the most rainfall is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.

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
Merlin, PA

Average temperature - Merlin, PA

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure
Merlin, PA

Average pressure - Merlin, 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).

Average wind speed
Merlin, PA

Average wind speed - Merlin, PA

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Merlin, PA

Average humidity - Merlin, PA

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

Average rainfall
Merlin, PA

Average rainfall - Merlin, PA

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days
Merlin, PA

Average rainfall days - Merlin, PA

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

Average snowfall
Merlin, PA

Average snowfall - Merlin, PA

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Merlin, PA

Average snowfall days - Merlin, PA

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Merlin, PA

Average daylight / Average sunshine - Merlin, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
Merlin, PA

Average sunshine days - Merlin, PA

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

Average UV index
Merlin, PA

Average UV index - Merlin, 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
Merlin, PA

Average visibility - Merlin, 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).

Merlin, Pennsylvania, USA

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