Climate and monthly weather forecast
West Norriton, PA

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Weather in January

January, the same as December, is another cold winter month in West Norriton, Pennsylvania, with an average temperature varying between 36.7°F (2.6°C) and 24.3°F (-4.3°C). The coldest month is January, with an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 24.3°F (-4.3°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in West Norriton, Pennsylvania, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 26.1°F (-3.3°C). As West Norriton transitions into February, the average high-temperature stands at a still wintry 39.7°F (4.3°C), offering little variation from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in West Norriton, is a frosty month, with an average temperature varying between 48.6°F (9.2°C) and 33.4°F (0.8°C). March signifies a subtle uplift in the average high-temperature, adjusting from a cold 39.7°F (4.3°C) in February to a chilly 48.6°F (9.2°C). Weather in March »

Weather in April

April in West Norriton, Pennsylvania, is a refreshing spring month, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 60.8°F (16°C). West Norriton's transition into April is marked by a temperature shift, moving from a chilly 48.6°F (9.2°C) in March to an enjoyable 60.8°F (16°C). Weather in April »

Weather in May

May, the last month of the spring in West Norriton, is a pleasant month, with an average temperature fluctuating between 53.4°F (11.9°C) and 71.4°F (21.9°C). As April transitions into May, a change in temperatures is observed, with average highs moving from an enjoyable 60.8°F (16°C) to a pleasant 71.4°F (21.9°C). Weather in May »

Weather in June

June, the first month of the summer in West Norriton, is a moderately hot month, with an average temperature varying between 79.5°F (26.4°C) and 61.5°F (16.4°C). West Norriton's weather in June presents a minor rise in the average high-temperature, moving from an agreeable 71.4°F (21.9°C) in May to a moderately hot 79.5°F (26.4°C). Weather in June »

Weather in July

July, like June, in West Norriton, Pennsylvania, is a moderately hot summer month, with an average temperature ranging between min 67.5°F (19.7°C) and max 85.6°F (29.8°C). The month of July, characterized by an average high of 85.6°F (29.8°C) and a low of 67.5°F (19.7°C), is recognized as the warmest. The heat index value for July is appraised at a sweltering 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in West Norriton, Pennsylvania, with an average temperature varying between 66°F (18.9°C) and 83.3°F (28.5°C). August's onset sees an average high-temperature of a still moderately hot 83.3°F (28.5°C), exhibiting a slight fluctuation from the previous month. Weather in August »

Weather in September

September, the first month of the autumn in West Norriton, is also a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 59°F (15°C). The start of September involves a subtle temperature drop, shifting from 83.3°F (28.5°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 enjoyable autumn month in West Norriton, Pennsylvania, with an average temperature fluctuating between 63.7°F (17.6°C) and 48.7°F (9.3°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a moderately hot 76.1°F (24.5°C) in September to a refreshing 63.7°F (17.6°C). Weather in October »

Weather in November

November, the last month of the autumn in West Norriton, is another cool month, with an average temperature fluctuating between 51.6°F (10.9°C) and 37.6°F (3.1°C). A shift in West Norriton's weather is observed as October turns into November, with the average high temperature reducing from a refreshing 63.7°F (17.6°C) to a cool 51.6°F (10.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in West Norriton, Pennsylvania, with an average temperature fluctuating between 30.9°F (-0.6°C) and 42.6°F (5.9°C). December's arrival correlates with a reduction in the average high-temperature, down from a cool 51.6°F (10.9°C) in November to a wintry 42.6°F (5.9°C). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in West Norriton?

West Norriton's January weather, marked by an average high temperature of 36.7°F (2.6°C) and an average low temperature of 24.3°F (-4.3°C), is the coldest in the year.

How many days does it rain in West Norriton?

Throughout the year, there are 138.2 rainfall days, and 15.59" (396mm) of precipitation is accumulated.

When does it snow in West Norriton?

January through March, May and December are months with snowfall in West Norriton, Pennsylvania.

How much does it snow in West Norriton?

Throughout the year, there are 15.8 snowfall days, and 2.13" (54mm) of snow is accumulated.

What are the months with the lowest UV index in West Norriton?

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

What is the most humid month in West Norriton?

The months with the highest humidity are February and October, with an average relative humidity of 79%.

What is the driest month in West Norriton?

February is the month with the least rainfall in West Norriton, Pennsylvania. Rain falls for 8.8 days and accumulates 0.91" (23mm) of precipitation.

What is the snowiest month in West Norriton?

The months with the most snowfall in West Norriton, Pennsylvania, are February and March, with an average 0.55" (14mm) of accumulated snow.

What is the month with the least sunshine in West Norriton?

The month with the least sunshine is February, with an average of 4.8h of sunshine.

When is Daylight Saving Time (DST) in West Norriton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in West Norriton, 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 are the least humid months in West Norriton?

The months with the lowest humidity are April and July, with an average relative humidity of 72%.

When it does not snow in West Norriton?

April, June through November are months without snowfall.

What are the months with the highest UV index in West Norriton?

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

When are the longest days in West Norriton?

With an average of 15h and 0min of daylight, June has the longest days of the year in West Norriton, Pennsylvania.

What part of the year is the hottest in West Norriton?

The highest temperatures in West Norriton are recorded in July, with averages reaching a high of 85.6°F (29.8°C) and a low of 67.5°F (19.7°C).

What is the rainiest month in West Norriton?

The month with the most rainfall is July, when the rain falls for 15 days and typically aggregates up to 1.89" (48mm) of precipitation.

What month has the most sunshine in West Norriton?

The month with the most sunshine in West Norriton is July, with an average of 10.7h of sunshine.

What is the month with the shortest days in West Norriton?

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

Average temperature
West Norriton, PA

Average temperature - West Norriton, PA

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (36.7°F).

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure
West Norriton, PA

Average pressure - West Norriton, 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
West Norriton, PA

Average wind speed - West Norriton, PA

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity
West Norriton, PA

Average humidity - West Norriton, PA

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (72%).

Average rainfall
West Norriton, PA

Average rainfall - West Norriton, PA

The wettest month (with the highest rainfall) is July (1.89").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days
West Norriton, PA

Average rainfall days - West Norriton, PA

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is November (7.4 days).

Average snowfall
West Norriton, PA

Average snowfall - West Norriton, PA

The months with the highest snowfall are February and March (0.55").
The months with the least snowfall are April, June, July, August, September, October and November (0").

Average snowfall days
West Norriton, PA

Average snowfall days - West Norriton, PA

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are April, June, July, August, September and October (0 days).

Average daylight / Average sunshine
West Norriton, PA

Average daylight / Average sunshine - West Norriton, 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 48min).

Average sunshine days
West Norriton, PA

Average sunshine days - West Norriton, PA

The month with the most sunshine days is November (20.5 days).
The months with the least sunshine days are May and June (12.8 days).

Average UV index
West Norriton, PA

Average UV index - West Norriton, 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
West Norriton, PA

Average visibility - West Norriton, 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).

West Norriton, Pennsylvania, USA

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