April weather forecast
Addison, PA

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Weather in April

April in Addison, Pennsylvania, is a mild spring month, with an average temperature fluctuating between 39.4°F (4.1°C) and 57.9°F (14.4°C).

Temperature

The average high-temperature increases in April, moving from a chilly 45.3°F (7.4°C) in March to a moderate 57.9°F (14.4°C). Addison throughout April, records an average low-temperature of 39.4°F (4.1°C).

Humidity

April, June through August, with an average relative humidity of 79%, are the least humid months.

Rainfall

In Addison, during April, the rain falls for 15.9 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, there are 166.9 rainfall days, and 30.55" (776mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 2.3 days. Throughout April, 1.38" (35mm) of snow is accumulated. Throughout the year, in Addison, there are 48.5 snowfall days, and 26.69" (678mm) of snow is accumulated.

Daylight

In Addison, the average length of the day in April is 13h and 17min.
On the first day of the month, sunrise is at 7:00 am and sunset at 7:41 pm. On the last day of April, sunrise is at 6:18 am and sunset at 8:10 pm EDT.

Sunshine

In Addison, the average sunshine in April is 7.6h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 3 in April leads to these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the temperature in April?

April temperatures vary between a high-temperature of 57.9°F (14.4°C) and a low-temperature of 39.4°F (4.1°C).

What are the least humid months?

April, June through August, with an average relative humidity of 79%, are the least humid months in Addison.

What is the average humidity in April in Addison?

In April, the average relative humidity is 79%.

How much does it rain in April?

In Addison, in April, during 15.9 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in April?

In April, it is snowing for 2.3 days. Throughout April, 1.38" (35mm) of snow is accumulated.

What is the average length of the day in April in Addison?

In April, the average day length is 13h and 17min.

What time are sunrise and sunset in April?

On the first day of April, sunrise is at 7:00 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:10 pm EDT.

How long on average sun shines in April?

In April, the average sunshine duration is 7.6h.

What is the UV index reading in April?

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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
Addison, PA

Average temperature in April - Addison, PA
  • Average high temperature in April: 57.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in April: 39.4°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in April
Addison, PA

Average pressure in April - Addison, PA
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Addison, PA

Average wind speed in April - Addison, PA
  • Average wind speed in April: 8mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in April
Addison, PA

Average humidity in April - Addison, PA
  • Average humidity in April: 79%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (79%).

Average rainfall in April
Addison, PA

Average rainfall in April - Addison, PA
  • Average rainfall in April: 2.76"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (1.85").

Average rainfall days in April
Addison, PA

Average rainfall days in April - Addison, PA
  • Average rainfall days in April: 15.9 days

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in April
Addison, PA

Average snowfall in April - Addison, PA
  • Average snowfall in April: 1.38"

The month with the highest snowfall is February (5.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Addison, PA

Average snowfall days in April - Addison, PA
  • Average snowfall days in April: 2.3 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in April
Addison, PA

Average sunshine days in April - Addison, PA
  • Average sunshine days in April: 12.2 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in April
Addison, PA

Average UV index in April - Addison, PA
  • Average UV index in April: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in April
Addison, PA

Average cloud cover in April - Addison, PA
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in April
Addison, PA

Average visibility in April - Addison, PA
  • Average visibility in April: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

Addison, Pennsylvania, USA

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