Climate and monthly weather forecast
Mars, PA

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Weather in January

January, like December, is a freezing cold winter month in Mars, Pennsylvania, with temperature in the range of an average low of 19.8°F (-6.8°C) and an average high of 31.6°F (-0.2°C). January brings the lowest temperatures, with an average high of 31.6°F (-0.2°C) and an average low of 19.8°F (-6.8°C). Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Mars, Pennsylvania, with an average temperature fluctuating between 21.4°F (-5.9°C) and 36°F (2.2°C). February's onset sees an average high-temperature of a cold 36°F (2.2°C), exhibiting a slight fluctuation from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Mars, Pennsylvania, with an average temperature fluctuating between 29.8°F (-1.2°C) and 46.2°F (7.9°C). The average high-temperature increases in March, moving from an icy 36°F (2.2°C) in February to a frosty 46.2°F (7.9°C). Weather in March »

Weather in April

April is a refreshing spring month in Mars, Pennsylvania, with an average temperature ranging between max 58.8°F (14.9°C) and min 39.7°F (4.3°C). Mars's April weather brings a rise in high-temperatures, moving from a frosty 46.2°F (7.9°C) in March to a refreshing 58.8°F (14.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Mars, Pennsylvania, with an average temperature ranging between max 71.1°F (21.7°C) and min 50°F (10°C). The beginning of May marks a shift in the average high-temperature, moving from April's moderate 58.8°F (14.9°C) to a pleasant 71.1°F (21.7°C). Weather in May »

Weather in June

June, the first month of the summer in Mars, is a warm month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 56.7°F (13.7°C). Mars's weather shows a minor temperature rise with the arrival of June, moving from an agreeable 71.1°F (21.7°C) in May to a warm 77.5°F (25.3°C). Weather in June »

Weather in July

July, like June, in Mars, Pennsylvania, is a moderately hot summer month, with an average temperature ranging between min 60.8°F (16°C) and max 82.2°F (27.9°C). The highest temperatures are recorded in July, with averages reaching a high of 82.2°F (27.9°C) and a low of 60.8°F (16°C). The heat index for July is evaluated at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Mars, Pennsylvania, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 80.8°F (27.1°C). The arrival of August records an average high-temperature of a still warm 80.8°F (27.1°C), closely related to the 82.2°F (27.9°C) observed in July. Weather in August »

Weather in September

September, the first month of the autumn in Mars, is still a warm month, with an average temperature ranging between min 54.5°F (12.5°C) and max 73.9°F (23.3°C). In Mars, the average high-temperature in September gently drops from 80.8°F (27.1°C) in August to a still moderately hot 73.9°F (23.3°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Mars, Pennsylvania, with an average temperature fluctuating between 60.6°F (15.9°C) and 44.6°F (7°C). Mars experiences a temperature shift at the start of October, with average high-temperatures adjusting from a moderately hot 73.9°F (23.3°C) in September to a moderate 60.6°F (15.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Mars, is also a frosty month, with an average temperature varying between 47.8°F (8.8°C) and 33.3°F (0.7°C). In November, the average high-temperature decreases from a refreshing 60.6°F (15.9°C) in October to a chilly 47.8°F (8.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Mars, Pennsylvania, with temperature in the range of an average high of 38.3°F (3.5°C) and an average low of 27.1°F (-2.7°C). The arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 47.8°F (8.8°C) to a wintry 38.3°F (3.5°C). Weather in December »
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, characterized by an average high temperature of 31.6°F (-0.2°C) and a low temperature of 19.8°F (-6.8°C), is generally the coldest month.

How many days does it rain?

Throughout the year, there are 162.5 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

In Mars, during the entire year, snow falls for 58.1 days and aggregates up to 14.41" (366mm) of snow.

What is the month with the least sunshine?

With an average of 2.7h of sunshine, January has the least sunshine of the year.

What is the most humid month?

With an average relative humidity of 87%, February is the most humid month.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 13 days and typically aggregates up to 3.98" (101mm) 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 least humid month?

The months with the lowest humidity are April, July and August, with an average relative humidity of 77%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 17.9 days and typically aggregates up to 2.8" (71mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

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

When is the highest UV index?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What time of the year is the hottest?

Mars's temperatures peak on average in July, reaching 82.2°F (27.9°C) at their highest and 60.8°F (16°C) at their lowest.

What month has the most sunshine?

With an average of 10h of sunshine, August has the most sunshine of the year.

What is the driest month?

The month with the least rainfall is November, when the rain falls for 9.8 days and typically collects 1.61" (41mm) of precipitation.

What is the month with the shortest days in Mars?

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

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 1.

Average temperature
Mars, PA

Average temperature - Mars, PA

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure
Mars, PA

Average pressure - Mars, 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).

Average wind speed
Mars, PA

Average wind speed - Mars, PA

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity
Mars, PA

Average humidity - Mars, PA

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall
Mars, PA

Average rainfall - Mars, PA

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days
Mars, PA

Average rainfall days - Mars, PA

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (8.6 days).

Average snowfall
Mars, PA

Average snowfall - Mars, PA

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Mars, PA

Average snowfall days - Mars, PA

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Mars, PA

Average daylight / Average sunshine - Mars, 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 18min).

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days
Mars, PA

Average sunshine days - Mars, PA

The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is February (9 days).

Mars, Pennsylvania, USA

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