April weather forecastHereford, PA

April

Weather in April

April in Hereford, Pennsylvania, is a moderate spring month, with an average temperature fluctuating between 40.6°F (4.8°C) and 58.8°F (14.9°C).

Temperature

The average high-temperature increases in April, moving from a frosty 46.9°F (8.3°C) in March to a moderate 58.8°F (14.9°C). An average low-temperature of 40.6°F (4.8°C) is observed during the April nights.

Humidity

The least humid month is April, with an average relative humidity of 75%.

Rainfall

In Hereford, during April, the rain falls for 15.7 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, there are 156.9 rainfall days, and 33.15" (842mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 0.8 days. Throughout April, 0.31" (8mm) of snow is accumulated. Throughout the year, there are 31.2 snowfall days, and 18.98" (482mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 19min.
On the first day of the month, sunrise is at 6:44 am and sunset at 7:27 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:57 pm EDT.

Sunshine

The average sunshine in April is 7.9h.

UV index

In April, the average daily maximum UV index in Hereford is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 4 in April translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Boost your sun resistance with garments that are densely woven yet spacious. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

The average high-temperature and low-temperature during April are 58.8°F (14.9°C) and 40.6°F (4.8°C) respectively.

April is the least humid month, with an average relative humidity of 75%.

The average relative humidity in April is 75%.

In Hereford, during April, the rain falls for 15.7 days and regularly aggregates up to 3.07" (78mm) of precipitation.

In Hereford, in April, snow falls for 0.8 days, with typically accumulated 0.31" (8mm) of snow.

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

On the first day of April, sunrise is at 6:44 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:57 pm EDT.

The average sunshine duration in April is 7.9h.

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Hereford, PA

  • Average high temperature in April: 58.8°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in April: 40.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in April
Hereford, PA

  • Average pressure in April: 29.99"Hg

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 in April
Hereford, PA

  • Average wind speed in April: 7.9mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in April
Hereford, PA

  • Average humidity in April: 75%

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

Average rainfall in April
Hereford, PA

  • Average rainfall in April: 3.07"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in April
Hereford, PA

  • Average rainfall days in April: 15.7 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).

Average snowfall in April
Hereford, PA

  • Average snowfall in April: 0.31"

The month with the highest snowfall is March (5.16").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Hereford, PA

  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in April: 13h and 18min

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 18min).

  • Average sunshine in April: 7h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in April
Hereford, PA

  • Average sunshine days in April: 12.7 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in April
Hereford, PA

  • Average UV index in April: 4

The months with the highest UV index are 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
Hereford, PA

  • Average cloud cover in April: 48

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in April
Hereford, PA

  • Average visibility in April: 6mi

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