April weather forecast
Rock Anna, MD

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Weather in April

April is a comfortable spring month in Rock Anna, Maryland, with an average temperature fluctuating between 47.5°F (8.6°C) and 62.8°F (17.1°C).

Temperature

April brings a temperature increase, with average high-temperatures moving from March's fresh 50.7°F (10.4°C) to an enjoyable 62.8°F (17.1°C). During the month of April, Rock Anna anticipates a mean low-temperature of 47.5°F (8.6°C).

Humidity

The months with the lowest humidity are January, March, April and November, with an average relative humidity of 72%.

Rainfall

In Rock Anna, Maryland, during April, the rain falls for 15.7 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, there are 156.2 rainfall days, and 31.34" (796mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Rock Anna. During 0.1 snowfall days, in April, Rock Anna aggregates 0.08" (2mm) of snow. In Rock Anna, during the entire year, snow falls for 14 days and aggregates up to 6.14" (156mm) of snow.

Daylight

The average length of the day in April in Rock Anna is 13h and 16min.
On the first day of April in Rock Anna, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:58 pm EDT.

Sunshine

The average sunshine in April is 8.8h.

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 unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 4 in April interprets into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in April in Rock Anna?

In April, in Rock Anna, the average high-temperature is 62.8°F (17.1°C), and the average low-temperature is 47.5°F (8.6°C).

What is the least humid month in Rock Anna?

January, March, April and November, with an average relative humidity of 72%, are the least humid months in Rock Anna.

What is the average humidity in April in Rock Anna?

In Rock Anna, Maryland, the average relative humidity in April is 72%.

How many days does it rain in April in Rock Anna?

In Rock Anna, in April, during 15.7 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

What is the last month it snows in Rock Anna?

April is the last month it regularly snows. During 0.1 snowfall days, in April, Rock Anna aggregates 0.08" (2mm) of snow.

How many hours of daylight does Rock Anna have in April?

In April, the average day length in Rock Anna is 13h and 16min.

When are sunrise and sunset in April in Rock Anna?

In April, on the first day of the month, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of the month, in Rock Anna, Maryland, sunrise is at 6:07 am and sunset at 7:58 pm EDT.

How many hours of sunshine does Rock Anna have in April?

In Rock Anna, the average sunshine duration in April is 8.8h.

How high is the UV index in April in Rock Anna?

In Rock Anna, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Rock Anna, MD

Average temperature in April - Rock Anna, MD
  • Average high temperature in April: 62.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in April: 47.5°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in April
Rock Anna, MD

Average pressure in April - Rock Anna, 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 (29.94"Hg).

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Average wind speed in April
Rock Anna, MD

Average wind speed in April - Rock Anna, MD
  • Average wind speed in April: 9.1mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in April
Rock Anna, MD

Average humidity in April - Rock Anna, MD
  • Average humidity in April: 72%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in April
Rock Anna, MD

Average rainfall in April - Rock Anna, MD
  • Average rainfall in April: 2.6"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is January (2.01").

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Average rainfall days in April
Rock Anna, MD

Average rainfall days in April - Rock Anna, MD
  • 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 November (9.4 days).

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Average snowfall in April
Rock Anna, MD

Average snowfall in April - Rock Anna, MD
  • Average snowfall in April: 0.08"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Rock Anna, MD

Average snowfall days in April - Rock Anna, MD
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Rock Anna, MD

Average daylight in April / Average sunshine in April - Rock Anna, 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 30min).

  • Average sunshine in April: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in April
Rock Anna, MD

Average sunshine days in April - Rock Anna, MD
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in April
Rock Anna, MD

Average UV index in April - Rock Anna, 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 and December (UV index 2).

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Average cloud cover in April
Rock Anna, MD

Average cloud cover in April - Rock Anna, MD
  • Average cloud cover in April: 41

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in April
Rock Anna, MD

Average visibility in April - Rock Anna, MD
  • Average visibility in April: 6mi

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

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Rock Anna, Maryland, USA

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