April weather forecast
Lock Haven, PA

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Weather in April

April in Lock Haven, Pennsylvania, is a refreshing spring month, with an average temperature varying between 37.4°F (3°C) and 56.7°F (13.7°C).

Temperature

April witnesses an increase in the average high-temperature, moving from a frosty 44.2°F (6.8°C) in March to a moderate 56.7°F (13.7°C). Lock Haven in April experiences a low-temperature average of 37.4°F (3°C).

Humidity

April, June and July, with an average relative humidity of 77%, are the least humid months in Lock Haven.

Rainfall

April is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.54" (90mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Lock Haven, in April, during 1.9 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Lock Haven, Pennsylvania, during the entire year, snow falls for 56.1 days and aggregates up to 24.84" (631mm) of snow.

Daylight

In April, the average length of the day is 13h and 20min.
On the first day of April, sunrise is at 6:51 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:06 pm EDT.

Sunshine

The average sunshine in April is 7.4h.

UV index

In Lock Haven, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In April, the maximum UV index of 3 transforms into these recommendations:
Take precautions - Protection against sun damage is advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

What is the usual temperature for Lock Haven in April?

In April, in Lock Haven, the average high-temperature is 56.7°F (13.7°C), and the average low-temperature is 37.4°F (3°C).

What is the least humid month?

April, June and July, with an average relative humidity of 77%, are the least humid months.

What is the average humidity in April?

The average relative humidity in April is 77%.

What is the rainiest month?

The month with the most rainfall is April, when the rain falls for 17.7 days and typically aggregates up to 3.54" (90mm) of precipitation.

How much does it rain in April?

In Lock Haven, in April, it is raining for 17.7 days, with typically 3.54" (90mm) of accumulated precipitation.

How much does it snow in April?

In Lock Haven, in April, during 1.9 snowfall days, 0.59" (15mm) of snow is typically accumulated.

What is the average length of the day in April?

In April, the average day length is 13h and 20min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:51 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:06 pm EDT.

How many hours of sunshine does Lock Haven have in April?

In Lock Haven, the average sunshine duration in April is 7.4h.

What is the UV index intensity in April?

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Lock Haven, PA

Average temperature in April - Lock Haven, PA
  • Average high temperature in April: 56.7°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in April: 37.4°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in April
Lock Haven, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Lock Haven, PA

Average wind speed in April - Lock Haven, PA
  • Average wind speed in April: 7.5mph

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in April
Lock Haven, PA

Average humidity in April - Lock Haven, PA
  • Average humidity in April: 77%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).

Average rainfall in April
Lock Haven, PA

Average rainfall in April - Lock Haven, PA
  • Average rainfall in April: 3.54"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.09").

Average rainfall days in April
Lock Haven, PA

Average rainfall days in April - Lock Haven, PA
  • Average rainfall days in April: 17.7 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.3 days).

Average snowfall in April
Lock Haven, PA

Average snowfall in April - Lock Haven, PA
  • Average snowfall in April: 0.59"

The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Lock Haven, PA

Average snowfall days in April - Lock Haven, PA
  • Average snowfall days in April: 1.9 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Lock Haven, PA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 7h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in April
Lock Haven, PA

Average sunshine days in April - Lock Haven, PA
  • Average sunshine days in April: 10.2 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in April
Lock Haven, PA

Average UV index in April - Lock Haven, PA
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in April
Lock Haven, PA

Average cloud cover in April - Lock Haven, PA
  • Average cloud cover in April: 52

The months with the most cloud cover are January and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in April
Lock Haven, PA

Average visibility in April - Lock Haven, PA
  • Average visibility in April: 5mi

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

Lock Haven, Pennsylvania, USA

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