April weather forecast
Campbelltown, PA

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Weather in April

April in Campbelltown, Pennsylvania, is a moderate spring month, with an average temperature varying between 59.5°F (15.3°C) and 41.5°F (5.3°C).

Temperature

The arrival of April brings an increase in high-temperatures, moving from a frosty 46.9°F (8.3°C) in March to a moderate 59.5°F (15.3°C). In April, Campbelltown records an average nighttime temperature of 41.5°F (5.3°C).

Humidity

The months with the lowest humidity are March and April, with an average relative humidity of 76%.

Rainfall

In Campbelltown, in April, it is raining for 17 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, there are 162.3 rainfall days, and 30.71" (780mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Campbelltown. April is the last month it regularly snows. During 0.4 snowfall days, in April, Campbelltown aggregates 0.12" (3mm) of snow. Throughout the year, there are 27.8 snowfall days, and 13.23" (336mm) of snow is accumulated.

Daylight

In Campbelltown, the average length of the day in April is 13h and 19min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:31 pm. On the last day of April, sunrise is at 6:05 am and sunset at 8:01 pm EDT.

Sunshine

The average sunshine in April is 8.2h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: In April, the maximum UV index of 4 suggests this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in April?

An average high-temperature, in April, in Campbelltown, is 59.5°F (15.3°C) and the average low-temperature is 41.5°F (5.3°C).

What are the least humid months?

The months with the lowest humidity are March and April, with an average relative humidity of 76%.

What is the average humidity in April?

The average relative humidity in April in Campbelltown is 76%.

How many days does it rain in April?

In April, the rain falls for 17 days. Throughout April, 2.87" (73mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.4 snowfall days, in April, Campbelltown aggregates 0.12" (3mm) of snow.

How many hours of daylight does Campbelltown have in April?

In Campbelltown, the average day length in April is 13h and 19min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:48 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:01 pm EDT.

How long on average sun shines in April?

In April, the average sunshine duration is 8.2h.

What is the UV index intensity in April?

In Campbelltown, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Campbelltown, PA

Average temperature in April - Campbelltown, PA
  • Average high temperature in April: 59.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in April: 41.5°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in April
Campbelltown, PA

Average pressure in April - Campbelltown, PA
  • Average pressure in April: 29.99"Hg

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 in April
Campbelltown, PA

Average wind speed in April - Campbelltown, PA
  • Average wind speed in April: 8.5mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in April
Campbelltown, PA

Average humidity in April - Campbelltown, PA
  • Average humidity in April: 76%

The months with the highest relative humidity are February and May (81%).
The months with the lowest relative humidity are March and April (76%).

Average rainfall in April
Campbelltown, PA

Average rainfall in April - Campbelltown, PA
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in April
Campbelltown, PA

Average rainfall days in April - Campbelltown, PA
  • Average rainfall days in April: 17 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in April
Campbelltown, PA

Average snowfall in April - Campbelltown, PA
  • Average snowfall in April: 0.12"

The month with the highest snowfall is January (3.94").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Campbelltown, PA

Average snowfall days in April - Campbelltown, PA
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Campbelltown, PA

Average daylight in April / Average sunshine in April - Campbelltown, PA
  • Average daylight in April: 13h and 2min

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).

  • Average sunshine in April: 8h and 1min

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 30min).

Average sunshine days in April
Campbelltown, PA

Average sunshine days in April - Campbelltown, PA
  • Average sunshine days in April: 11.6 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (10 days).

Average UV index in April
Campbelltown, PA

Average UV index in April - Campbelltown, PA
  • Average UV index in April: 4

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in April
Campbelltown, PA

Average cloud cover in April - Campbelltown, PA
  • Average cloud cover in April: 45

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in April
Campbelltown, PA

Average visibility in April - Campbelltown, PA
  • Average visibility in April: 6mi

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

Campbelltown, Pennsylvania, USA

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