Climate and monthly weather forecast
Millheim, PA

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Weather in January

January, the same as December, in Millheim, Pennsylvania, is another subzero cold winter month, with an average temperature varying between 31.3°F (-0.4°C) and 19.6°F (-6.9°C). In Millheim, January is the month with the lowest recorded average temperatures, measuring a high of 31.3°F (-0.4°C) and a low of 19.6°F (-6.9°C). Weather in January »

Weather in February

February, the last month of the winter in Millheim, is a cold month, with an average temperature ranging between max 36.1°F (2.3°C) and min 21.4°F (-5.9°C). Millheim, Pennsylvania, experiences a recorded average high-temperature of a cold 36.1°F (2.3°C) in February, closely aligned with January's 31.3°F (-0.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Millheim, Pennsylvania, with an average temperature fluctuating between 45.1°F (7.3°C) and 28.8°F (-1.8°C). The shift into March is accompanied by a temperature increase, with the average high-temperature rising from a wintry 36.1°F (2.3°C) in February to a chilly 45.1°F (7.3°C). Weather in March »

Weather in April

April is a refreshing spring month in Millheim, Pennsylvania, with an average temperature fluctuating between 38.8°F (3.8°C) and 57.9°F (14.4°C). The arrival of April signals an increase in the average high-temperature, moving from a frosty 45.1°F (7.3°C) in March to a refreshing 57.9°F (14.4°C). Weather in April »

Weather in May

May, the last month of the spring in Millheim, is a pleasant month, with an average temperature fluctuating between 69.3°F (20.7°C) and 48.9°F (9.4°C). The shift into May is marked by a rise in the average high-temperature, moving from April's mild 57.9°F (14.4°C) to a pleasant 69.3°F (20.7°C). Weather in May »

Weather in June

June, the first month of the summer in Millheim, is a warm month, with an average temperature varying between 77°F (25°C) and 55.4°F (13°C). June's onset is marked by a subtle temperature increase, moving from an agreeable 69.3°F (20.7°C) in May to a moderately hot 77°F (25°C). Weather in June »

Weather in July

July, like June, in Millheim, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 60.4°F (15.8°C) and 82.4°F (28°C). The warmest period is July, when temperatures fluctuate between an average high of 82.4°F (28°C) and a low of 60.4°F (15.8°C). In July, the average heat index is appraised at a tropical 89.6°F (32°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Millheim, Pennsylvania, with an average temperature varying between 58.1°F (14.5°C) and 80.1°F (26.7°C). August observes an average high-temperature of a still moderately hot 80.1°F (26.7°C), marking an insignificant difference from July's 82.4°F (28°C). Weather in August »

Weather in September

September, the first month of the autumn in Millheim, is still a pleasant month, with an average temperature varying between 72.7°F (22.6°C) and 52.5°F (11.4°C). The arrival of September correlates with a minor temperature reduction, down from August's warm 80.1°F (26.7°C) to a pleasant 72.7°F (22.6°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Millheim, Pennsylvania, with an average temperature fluctuating between 59.9°F (15.5°C) and 43.2°F (6.2°C). The average high-temperature drops in October, from September's pleasant 72.7°F (22.6°C) to a moderate 59.9°F (15.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Millheim, Pennsylvania, with an average temperature varying between 32.7°F (0.4°C) and 47.1°F (8.4°C). The onset of November entails a temperature shift, as the average high-temperature decreases from a refreshing 59.9°F (15.5°C) in October to a frosty 47.1°F (8.4°C). Weather in November »

Weather in December

December, the first month of the winter in Millheim, is also a wintry month, with temperature in the range of an average high of 37.4°F (3°C) and an average low of 26.8°F (-2.9°C). The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 47.1°F (8.4°C) in November to a wintry 37.4°F (3°C). Weather in December »

Frequently asked questions

What time of the year is the coldest?

Millheim's January weather, marked by an average high temperature of 31.3°F (-0.4°C) and an average low temperature of 19.6°F (-6.9°C), is the coldest in the year.

How many days does it rain?

In Millheim, during the entire year, the rain falls for 173.6 days and collects up to 33.23" (844mm) of precipitation.

When does it snow?

January through May, October through December are months with snowfall.

How much does it snow?

In Millheim, during the entire year, snow falls for 55.7 days and aggregates up to 28.62" (727mm) of snow.

What are the months with the least sunshine?

January and February, with an average of 3.9h of sunshine, are months with the least sunshine.

What are the months with the lowest UV index?

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

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 83%.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 13.8 days and accumulates 7.44" (189mm) of snow.

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 is the wettest month in Millheim?

The month with the most rainfall is May, when the rain falls for 19.7 days and typically aggregates up to 3.54" (90mm) of precipitation.

When it does not snow in Millheim?

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

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

When is the highest UV index in Millheim?

The month with the highest UV index is June, with an average maximum UV index of 6.

What month is the hottest?

Millheim experiences its highest temperatures in July, with an average peak of 82.4°F (28°C) and a low of 60.4°F (15.8°C).

What is the least humid month?

With an average relative humidity of 76%, July is the least humid month.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.2h of sunshine.

What is the driest month?

November is the month with the least rainfall. Rain falls for 11.2 days and accumulates 2.2" (56mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

Average temperature
Millheim, PA

Average temperature - Millheim, PA

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (31.3°F).

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure
Millheim, PA

Average pressure - Millheim, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Millheim, PA

Average wind speed - Millheim, PA

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity
Millheim, PA

Average humidity - Millheim, PA

The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is July (76%).

Average rainfall
Millheim, PA

Average rainfall - Millheim, PA

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is November (2.2").

Average rainfall days
Millheim, PA

Average rainfall days - Millheim, PA

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is February (8.8 days).

Average snowfall
Millheim, PA

Average snowfall - Millheim, PA

The month with the highest snowfall is February (7.44").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Millheim, PA

Average snowfall days - Millheim, PA

The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Millheim, PA

Average daylight / Average sunshine - Millheim, PA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).

Average sunshine days
Millheim, PA

Average sunshine days - Millheim, PA

The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is May (9.4 days).

Average UV index
Millheim, PA

Average UV index - Millheim, PA

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average visibility
Millheim, PA

Average visibility - Millheim, PA

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

Millheim, Pennsylvania, USA

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