April weather forecast
Keysville, MD

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Weather in April

April is a refreshing spring month in Keysville, Maryland, with an average temperature ranging between min 42.8°F (6°C) and max 61.5°F (16.4°C).

Temperature

The arrival of April brings a temperature shift, with the average high-temperature escalating from a chilly 49.3°F (9.6°C) in March to a comfortable 61.5°F (16.4°C). Throughout the month of April, the nighttime temperature dips to an average of 42.8°F (6°C).

Humidity

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

Rainfall

In April, the rain falls for 15.7 days. Throughout April, 2.32" (59mm) of precipitation is accumulated. In Keysville, during the entire year, the rain falls for 157.5 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In April, it is snowing for 0.4 days. Throughout April, 0.16" (4mm) of snow is accumulated. In Keysville, Maryland, during the entire year, snow falls for 22.3 days and aggregates up to 9.76" (248mm) of snow.

Daylight

In April, the average length of the day in Keysville is 13h and 17min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:33 pm. On the last day of April, sunrise is at 6:09 am and sunset at 8:02 pm EDT.

Sunshine

In Keysville, the average sunshine in April is 8.5h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 4 in April leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

An average high-temperature, in April, in Keysville, is 61.5°F (16.4°C) and the average low-temperature is 42.8°F (6°C).

What is the least humid month?

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

What is the average humidity in April?

In Keysville, the average relative humidity in April is 75%.

How much does it rain in April?

In Keysville, in April, during 15.7 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

How many days does it snow in April?

In April, it is snowing for 0.4 days. Throughout April, 0.16" (4mm) of snow is accumulated.

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

The average day length in April is 13h and 17min.

What time are sunrise and sunset in April?

On the first day of April, sunrise is at 6:51 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 8:02 pm EDT.

How many hours of sunshine does Keysville have in April?

In April, the average sunshine duration is 8.5h.

What is the UV index reading in April?

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes 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
Keysville, MD

Average temperature in April - Keysville, MD
  • Average high temperature in April: 61.5°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in April: 42.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in April
Keysville, MD

Average pressure in April - Keysville, MD
  • Average pressure in April: 29.99"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
Keysville, MD

Average wind speed in April - Keysville, MD
  • Average wind speed in April: 8.2mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in April
Keysville, MD

Average humidity in April - Keysville, MD
  • Average humidity in April: 75%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in April
Keysville, MD

Average rainfall in April - Keysville, MD
  • Average rainfall in April: 2.32"

The wettest month (with the highest rainfall) is August (3.23").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in April
Keysville, MD

Average rainfall days in April - Keysville, MD
  • Average rainfall days in April: 15.7 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in April
Keysville, MD

Average snowfall in April - Keysville, MD
  • Average snowfall in April: 0.16"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Keysville, MD

Average snowfall days in April - Keysville, MD
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Keysville, MD

Average daylight in April / Average sunshine in April - Keysville, MD
  • 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: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in April
Keysville, MD

Average sunshine days in April - Keysville, MD
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in April
Keysville, MD

Average UV index in April - Keysville, MD
  • Average UV index in April: 4

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

Average cloud cover in April
Keysville, MD

Average cloud cover in April - Keysville, MD
  • Average cloud cover in April: 44

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in April
Keysville, MD

Average visibility in April - Keysville, MD
  • Average visibility in April: 6mi

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

Keysville, Maryland, USA

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