Climate and monthly weather forecast
Chalfont, PA

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Weather in January

January, the same as December, is another cold winter month in Chalfont, Pennsylvania, with an average temperature fluctuating between 35.6°F (2°C) and 23.5°F (-4.7°C). January stands out as Chalfont's coldest month, with an average high-temperature of 35.6°F (2°C) and a low-temperature of 23.5°F (-4.7°C). Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Chalfont, Pennsylvania, with an average temperature varying between 39.4°F (4.1°C) and 25.5°F (-3.6°C). With February's arrival, Chalfont's weather records an average high-temperature of a still icy 39.4°F (4.1°C), marking little difference from January's 35.6°F (2°C). Weather in February »

Weather in March

March, the first month of the spring in Chalfont, is a frosty month, with an average temperature varying between 32.9°F (0.5°C) and 48.2°F (9°C). A gentle upsurge in temperatures occurs as February gives way to March, with average highs shifting from a cold 39.4°F (4.1°C) to a chilly 48.2°F (9°C). Weather in March »

Weather in April

April is a moderate spring month in Chalfont, Pennsylvania, with an average temperature varying between 43.2°F (6.2°C) and 60.4°F (15.8°C). In Chalfont, the onset of April comes with an increased average high-temperature, moving from March's chilly 48.2°F (9°C) to a mild 60.4°F (15.8°C). Weather in April »

Weather in May

May, the last month of the spring in Chalfont, is an agreeable month, with an average temperature fluctuating between 53.2°F (11.8°C) and 71.2°F (21.8°C). Chalfont's transition into May is marked by a temperature shift, moving from a refreshing 60.4°F (15.8°C) in April to an agreeable 71.2°F (21.8°C). Weather in May »

Weather in June

June, the first month of the summer in Chalfont, is a moderately hot month, with an average temperature ranging between max 79.3°F (26.3°C) and min 60.8°F (16°C). The shift into June is marked by a modest rise in the average high-temperature, moving from May's pleasant 71.2°F (21.8°C) to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, like June, in Chalfont, Pennsylvania, is another warm summer month, with an average temperature fluctuating between 85.3°F (29.6°C) and 66.9°F (19.4°C). Chalfont's warmest month, July, generally records average temperatures ranging from a high of 85.3°F (29.6°C) to a low of 66.9°F (19.4°C). The heat index value during July is evaluated at a fiery hot 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Chalfont, is also a moderately hot month, with an average temperature ranging between max 82.8°F (28.2°C) and min 65.3°F (18.5°C). Chalfont transitions into August recording an average high-temperature of a still moderately hot 82.8°F (28.2°C), closely aligning with the preceding month's temperature. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Chalfont, Pennsylvania, with temperature in the range of an average high of 75.9°F (24.4°C) and an average low of 58.3°F (14.6°C). The beginning of September brings a minor change in the average high-temperature, shifting from a warm 82.8°F (28.2°C) in August to a still moderately hot 75.9°F (24.4°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Chalfont, Pennsylvania, with an average temperature ranging between min 48.2°F (9°C) and max 63.5°F (17.5°C). As Chalfont enters October, the average high-temperature decreases from the a moderately hot 75.9°F (24.4°C) of September to an enjoyable 63.5°F (17.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Chalfont, is another cool month, with an average temperature fluctuating between 51.3°F (10.7°C) and 37.2°F (2.9°C). In November, the meteorological conditions alter, with the average high-temperature shifting from a comfortable 63.5°F (17.5°C) in October to a cool 51.3°F (10.7°C). Weather in November »

Weather in December

December, the first month of the winter in Chalfont, is also an icy month, with an average temperature fluctuating between 42.1°F (5.6°C) and 30.7°F (-0.7°C). With the onset of December, Chalfont's average high-temperature adjusts, receding from November's fresh 51.3°F (10.7°C) to a wintry 42.1°F (5.6°C). Weather in December »

Frequently asked questions

What are the coldest months?

The coldest period is January, when temperatures fluctuate between an average high of 35.6°F (2°C) and a low of 23.5°F (-4.7°C).

How much does it rain?

In Chalfont, Pennsylvania, during the entire year, the rain falls for 116.6 days and collects up to 10.63" (270mm) of precipitation.

When does it snow?

January through May, November and December are months with snowfall.

How many days does it snow?

In Chalfont, during the entire year, snow falls for 14.8 days and aggregates up to 3.5" (89mm) 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 are the most humid months?

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

What is the month with the least sunshine?

The month with the least sunshine is February, with an average of 4.7h of sunshine.

What is the snowiest month?

The month with the most snowfall is March, when snow falls for 3.3 days and typically aggregates up to 1.02" (26mm) 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 are the least humid months?

The months with the lowest humidity in Chalfont are April, July and August, with an average relative humidity of 73%.

What is the month with the highest UV index?

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

When it does not snow?

In Chalfont, snow does not fall in June through October.

When are the longest days?

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

What month is the hottest?

July tends to be the warmest month, with temperatures averaging a daily high of 85.3°F (29.6°C) and a low of 66.9°F (19.4°C).

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 13.8 days and typically aggregates up to 1.3" (33mm) of precipitation.

What month has the most sunshine?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

What is the driest month?

September is the month with the least rainfall. Rain falls for 9.4 days and accumulates 0.59" (15mm) 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
Chalfont, PA

Average temperature - Chalfont, PA

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure
Chalfont, PA

Average pressure - Chalfont, 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
Chalfont, PA

Average wind speed - Chalfont, 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
Chalfont, PA

Average humidity - Chalfont, PA

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall
Chalfont, PA

Average rainfall - Chalfont, PA

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days
Chalfont, PA

Average rainfall days - Chalfont, PA

The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall
Chalfont, PA

Average snowfall - Chalfont, PA

The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Chalfont, PA

Average snowfall days - Chalfont, PA

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Chalfont, PA

Average daylight / Average sunshine - Chalfont, 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 42min).

Average sunshine days
Chalfont, PA

Average sunshine days - Chalfont, PA

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).

Average UV index
Chalfont, PA

Average UV index - Chalfont, 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
Chalfont, PA

Average visibility - Chalfont, 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).

Chalfont, Pennsylvania, USA

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