Climate and monthly weather forecast
Boyertown, PA

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Weather in January

January, like December, in Boyertown, Pennsylvania, is another cold winter month, with an average temperature varying between 22.8°F (-5.1°C) and 35.2°F (1.8°C). The coldest period is January, when temperatures fluctuate between an average high of 35.2°F (1.8°C) and a low of 22.8°F (-5.1°C). Weather in January »

Weather in February

February, the last month of the winter in Boyertown, is also an icy month, with an average temperature ranging between min 25°F (-3.9°C) and max 38.8°F (3.8°C). A minimal variation is noted in Boyertown's average high-temperature at the onset of February, reaching a still cold 38.8°F (3.8°C) from January's 35.2°F (1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Boyertown, Pennsylvania, with an average temperature fluctuating between 32°F (0°C) and 47.5°F (8.6°C). Boyertown's March weather indicates a minor increase in high-temperatures, edging from February's cold 38.8°F (3.8°C) to a chilly 47.5°F (8.6°C). Weather in March »

Weather in April

April is a moderate spring month in Boyertown, Pennsylvania, with an average temperature ranging between max 60.1°F (15.6°C) and min 42.1°F (5.6°C). Boyertown experiences a temperature shift with the start of April, with average high-temperatures moving from a frosty 47.5°F (8.6°C) in March to a moderate 60.1°F (15.6°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Boyertown, Pennsylvania, with an average temperature fluctuating between 52°F (11.1°C) and 70.7°F (21.5°C). May shows a rise in the average high-temperature, moving from April's mild 60.1°F (15.6°C) to a pleasant 70.7°F (21.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Boyertown, Pennsylvania, with an average temperature ranging between max 78.8°F (26°C) and min 59.5°F (15.3°C). June's arrival sees a mild rise in the average high-temperature, transitioning from May's agreeable 70.7°F (21.5°C) to a warm 78.8°F (26°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Boyertown, Pennsylvania, with an average temperature varying between 65.3°F (18.5°C) and 84.6°F (29.2°C). July is the warmest month, with the temperature often reaching an average high of 84.6°F (29.2°C) and an average low of 65.3°F (18.5°C). July's heat index is estimated at a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Boyertown, is another warm month, with an average temperature ranging between max 81.9°F (27.7°C) and min 63.7°F (17.6°C). The onset of August marks an average high-temperature of a still warm 81.9°F (27.7°C), hardly differing from July's 84.6°F (29.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Boyertown, Pennsylvania, with an average temperature fluctuating between 57.2°F (14°C) and 75.4°F (24.1°C). The average high-temperature slightly decreases in September, shifting from 81.9°F (27.7°C) in August to a still warm 75.4°F (24.1°C). Weather in September »

Weather in October

October, the same as September, is another refreshing autumn month in Boyertown, Pennsylvania, with an average temperature varying between 63.1°F (17.3°C) and 47.3°F (8.5°C). The start of October comes with a reduction in the average high-temperature, receding from a moderately hot 75.4°F (24.1°C) in September to an enjoyable 63.1°F (17.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Boyertown, is also a fresh month, with an average temperature ranging between min 36.5°F (2.5°C) and max 50.9°F (10.5°C). As October shifts into November, a slight alteration in temperatures is observed, with average highs reducing from an enjoyable 63.1°F (17.3°C) to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Boyertown, is also a wintry month, with an average temperature ranging between max 41.5°F (5.3°C) and min 30.4°F (-0.9°C). In Boyertown, the average high-temperature in December drops from a fresh 50.9°F (10.5°C) in November to a wintry 41.5°F (5.3°C). Weather in December »
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January is the month when Boyertown sees the average lowest temperatures, with a high of 35.2°F (1.8°C) and a low of 22.8°F (-5.1°C).

What is the driest month?

The month with the least rainfall is January, when the rain falls for 5.7 days and typically collects 0.87" (22mm) of precipitation.

How much does it rain?

In Boyertown, during the entire year, the rain falls for 128.6 days and collects up to 15.16" (385mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Boyertown, Pennsylvania, during the entire year, snow falls for 17 days and aggregates up to 5.43" (138mm) 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 is the most humid month?

February is the most humid month, with an average relative humidity of 81%.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.6h of sunshine.

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 3.8 days and accumulates 1.46" (37mm) 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 and July, with an average relative humidity of 75%.

What is the month with the highest UV index?

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

When it does not snow in Boyertown?

In Boyertown, Pennsylvania, 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?

The temperatures reach their highest averages in July, with highs of 84.6°F (29.2°C) and lows of 65.3°F (18.5°C).

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 15.7 days and accumulates 1.97" (50mm) of precipitation.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.5h of sunshine.

What is the month with the shortest days?

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

Average temperature
Boyertown, PA

Average temperature - Boyertown, PA

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure
Boyertown, PA

Average pressure - Boyertown, 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
Boyertown, PA

Average wind speed - Boyertown, PA

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity
Boyertown, PA

Average humidity - Boyertown, PA

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall
Boyertown, PA

Average rainfall - Boyertown, PA

The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days
Boyertown, PA

Average rainfall days - Boyertown, PA

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (5.7 days).

Average snowfall
Boyertown, PA

Average snowfall - Boyertown, PA

The month with the highest snowfall is March (1.46").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days
Boyertown, PA

Average snowfall days - Boyertown, PA

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Boyertown, PA

Average daylight / Average sunshine - Boyertown, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days
Boyertown, PA

Average sunshine days - Boyertown, PA

The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (12.8 days).

Average UV index
Boyertown, PA

Average UV index - Boyertown, 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
Boyertown, PA

Average visibility - Boyertown, 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).

Boyertown, Pennsylvania, USA

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