Climate and monthly weather forecast
Morrisville, PA

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Weather in January

January, like December, in Morrisville, Pennsylvania, is a wintry winter month, with an average temperature ranging between max 36.9°F (2.7°C) and min 24.8°F (-4°C). In Morrisville, the lowest average temperatures are observed in January, with a high of 36.9°F (2.7°C) and a low of 24.8°F (-4°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Morrisville, Pennsylvania, with an average temperature ranging between min 26.6°F (-3°C) and max 40.6°F (4.8°C). Morrisville's February showcases an average high-temperature of a still cold 40.6°F (4.8°C), hardly distinct from January's 36.9°F (2.7°C). Weather in February »

Weather in March

March, the first month of the spring in Morrisville, is a frosty month, with an average temperature varying between 33.6°F (0.9°C) and 48.7°F (9.3°C). Observing a minor shift, the average high-temperature during March adjusts from February's wintry 40.6°F (4.8°C) to a chilly 48.7°F (9.3°C). Weather in March »

Weather in April

April in Morrisville, Pennsylvania, is a mild spring month, with an average temperature varying between 60.6°F (15.9°C) and 43.7°F (6.5°C). April's arrival is marked by an increase in the average high-temperature, moving from a chilly 48.7°F (9.3°C) in March to a mild 60.6°F (15.9°C). Weather in April »

Weather in May

May, the last month of the spring in Morrisville, is a pleasant month, with an average temperature varying between 53.6°F (12°C) and 70.9°F (21.6°C). Morrisville's transition into May sees a rise in the average high-temperature, advancing from a moderate 60.6°F (15.9°C) in April to an agreeable 70.9°F (21.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Morrisville, Pennsylvania, with an average temperature varying between 79.2°F (26.2°C) and 61.2°F (16.2°C). The embrace of June brings a minor uplift in the average high-temperature, shifting from an agreeable 70.9°F (21.6°C) in May to a moderately hot 79.2°F (26.2°C). Weather in June »

Weather in July

July, like June, in Morrisville, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 85.1°F (29.5°C). Morrisville notes the warmest temperatures in July, with a high average of 85.1°F (29.5°C) and a low of 67.3°F (19.6°C). The average heat index in July is computed to be a sweltering 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Morrisville, is also a moderately hot month, with an average temperature varying between 66.4°F (19.1°C) and 82.9°F (28.3°C). August's presence records an average high-temperature of a still warm 82.9°F (28.3°C), closely mirroring July's climate. Weather in August »

Weather in September

September, the first month of the autumn in Morrisville, is also a moderately hot month, with an average temperature varying between 59.4°F (15.2°C) and 76.1°F (24.5°C). The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from 82.9°F (28.3°C) in August to a still moderately hot 76.1°F (24.5°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Morrisville, Pennsylvania, with an average temperature ranging between max 64.2°F (17.9°C) and min 49.6°F (9.8°C). October comes with a decrease in the average high-temperature, falling from a moderately hot 76.1°F (24.5°C) in September to a comfortable 64.2°F (17.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Morrisville, Pennsylvania, with an average temperature varying between 38.1°F (3.4°C) and 52°F (11.1°C). November's onset brings a reduction in the average high-temperature, from an enjoyable 64.2°F (17.9°C) in October to a fresh 52°F (11.1°C). Weather in November »

Weather in December

December, the first month of the winter in Morrisville, is also a frosty month, with temperature in the range of an average high of 43.2°F (6.2°C) and an average low of 32°F (0°C). The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a cool 52°F (11.1°C) in November to a chilly 43.2°F (6.2°C). Weather in December »
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Morrisville's January weather, with an average high temperature of 36.9°F (2.7°C) and an average low temperature of 24.8°F (-4°C), tends to be the coldest of the year.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 7.9 days and typically collects 1.85" (47mm) of precipitation.

How much does it rain?

In Morrisville, Pennsylvania, during the entire year, the rain falls for 156.8 days and collects up to 31.81" (808mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Morrisville, during the entire year, snow falls for 16.6 days and aggregates up to 8.86" (225mm) of snow.

What is the month with 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?

The months with the highest humidity are February and October, with an average relative humidity of 78%.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 3.5 days and accumulates 2.72" (69mm) 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 least humid month is April, with an average relative humidity of 72%.

What are the months with the highest UV index?

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

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.

What month is the hottest?

Morrisville's warmest weather arrives in July, when temperatures average a high of 85.1°F (29.5°C) and a low of 67.3°F (19.6°C).

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 18.5 days and typically aggregates up to 3.74" (95mm) of precipitation.

What month has the most sunshine?

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

What is the month with the shortest days?

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

Average temperature
Morrisville, PA

Average temperature - Morrisville, 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 (36.9°F).

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure
Morrisville, PA

Average pressure - Morrisville, PA

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Morrisville, PA

Average wind speed - Morrisville, PA

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

Average humidity
Morrisville, PA

Average humidity - Morrisville, PA

The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall
Morrisville, PA

Average rainfall - Morrisville, PA

The wettest month (with the highest rainfall) is July (3.74").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days
Morrisville, PA

Average rainfall days - Morrisville, PA

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (7.9 days).

Average snowfall
Morrisville, PA

Average snowfall - Morrisville, PA

The month with the highest snowfall is March (2.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Morrisville, PA

Average snowfall days - Morrisville, PA

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Morrisville, PA

Average daylight / Average sunshine - Morrisville, 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 48min).

Average sunshine days
Morrisville, PA

Average sunshine days - Morrisville, PA

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.3 days).

Average UV index
Morrisville, PA

Average UV index - Morrisville, 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 cloud cover
Morrisville, PA

Average cloud cover - Morrisville, PA

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility
Morrisville, PA

Average visibility - Morrisville, PA

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

Morrisville, Pennsylvania, USA

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