Erie
Pennsylvania, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Erie, PA

The somber town of Erie, Pennsylvania, from above on a cool and sunny day, with a clear view of the dark and calm water of Lake Erie in the back
The somber town of Erie, Pennsylvania, from above on a cool and sunny day, with a clear view of the dark and calm water of Lake Erie in the back
April in Erie, Pennsylvania, is a moderate spring month, with temperature in the range of an average high of 56.1°F (13.4°C) and an average low of 38.1°F (3.4°C).

Temperature

In Erie, the average high-temperature rises, from a chilly 43.9°F (6.6°C) in March, to a moderate 56.1°F (13.4°C). The average low-temperature, in Erie, is 38.1°F (3.4°C).

Humidity

With an average relative humidity of 67.9%, April is the least humid month in Erie.

Rainfall

In Erie, during April, the rain falls for 13.9 days and regularly aggregates up to 3.3" (84.6mm) of precipitation. Throughout the year, there are 166.4 rainfall days, and 42.2" (1070.8mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Erie. April is the last month it regularly snows in Erie. During 2.7 snowfall days, Erie aggregates 3.2" (81.3mm) of snow. In Erie, during the entire year, snow falls for 57.1 days, and aggregates up to 100.9" (2562.9mm) of snow.

Ocean temperature

In April, the average ocean temperature in Erie is 37.9°F (3.3°C).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

Daylight

In April, the average length of the day is 13.4h.

Sunshine

In April, the average sunshine in Erie, Pennsylvania, is 7h.

UV index

In April, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 in April transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Erie?

In April, the average high-temperature is 56.1°F (13.4°C), and the average low-temperature is 38.1°F (3.4°C).

What is the least humid month in Erie?

The least humid month is April, with an average relative humidity of 67.9%.

What is the average humidity in April in Erie?

In April, the average relative humidity in Erie, Pennsylvania, is 67.9%.

How many days does it rain in April in Erie?

In April, the rain falls for 13.9 days. Throughout April, 3.3" (84.6mm) of precipitation is accumulated.

What is the last month it snows in Erie?

April is the last month it regularly snows in Erie. During 2.7 snowfall days, in April, Erie aggregates 3.2" (81.3mm) of snow.

What is the ocean temperature in April in Erie?

In April, the average ocean temperature is 37.9°F (3.3°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

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

In Erie, the average length of the day in April is 13.4h.

How many hours of sunshine does Erie have in April?

In Erie, the average sunshine in April is 7h.

What is the UV index reading in April in Erie?

The average daily maximum UV index in April in Erie, Pennsylvania, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in April - Erie, PA
  • Average high temperature in April: 56.1°F

The warmest month (with the highest average high temperature) is July (79.8°F).
The month with the lowest average high temperature is January (33.7°F).

  • Average low temperature in April: 38.1°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 (20.8°F).

Average humidity in April - Erie, PA
  • Average humidity in April: 67.9%

The month with the highest relative humidity is February (75.4%).
The month with the lowest relative humidity is April (67.9%).

Average rainfall in April - Erie, PA
  • Average rainfall in April: 3.3"

The wettest month (with the highest rainfall) is September (4.6").
The driest month (with the lowest rainfall) is February (2.4").

Average rainfall days in April - Erie, PA
  • Average rainfall days in April: 13.9 days

The month with the highest number of rainy days is January (19.6 days).
The month with the lowest number of rainy days is July (10.2 days).

Average snowfall in April - Erie, PA
  • Average snowfall in April: 3.2"

The month with the highest snowfall is January (29.6").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in April - Erie, PA
  • Average snowfall days in April: 2.7 days

The month with the highest number of snowfall days is January (16.5 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in April - Erie, PA
  • Average sea temperature in April: 37.9°F

The best month for swimming (with the highest average sea temperature) is August (75.1°F).
The coldest month (with the lowest average sea temperature) is February (32.5°F).

Average daylight in April / Average sunshine in April - Erie, PA
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in April: 7h

Months with most sunshine are June and July (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 2h).

Average UV index in April - Erie, PA
  • Average UV index in April: 6

Months with the highest UV index are June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 1).