April weather forecast
Chartwood, MD

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Weather in April

April in Chartwood, Maryland, is an enjoyable spring month, with an average temperature ranging between max 62.8°F (17.1°C) and min 47.5°F (8.6°C).

Temperature

Chartwood's weather in April shows a rise in the average high-temperature, moving up from March's fresh 50.7°F (10.4°C) to a refreshing 62.8°F (17.1°C). The nighttime temperature in Chartwood dips to a frosty 47.5°F (8.6°C) on average during April.

Humidity

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

Rainfall

In Chartwood, in April, it is raining for 15.7 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Chartwood, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Chartwood, the average length of the day in April is 13h and 15min.
On the first day of the month, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of April, sunrise is at 6:08 am and sunset at 7:58 pm EDT.

Sunshine

In April, the average sunshine in Chartwood is 8.8h.

UV index

In April, the average daily maximum UV index in Chartwood is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 4 during April translates into the following guidance:
Take necessary precautions - Defending against sun damage is advocated. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the average April temperature in Chartwood?

The high-temperature in Chartwood during April is 62.8°F (17.1°C) and the low-temperature is 47.5°F (8.6°C).

What are the least humid months in Chartwood?

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

What is the average humidity in April in Chartwood?

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

How many days does it rain in April in Chartwood?

In Chartwood, Maryland, in April, it is raining for 15.7 days, with typically 2.6" (66mm) of accumulated precipitation.

What is the last month it snows in Chartwood?

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

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

The average day length in April in Chartwood, Maryland, is 13h and 15min.

When is the sunrise / sunset in April in Chartwood?

On the first day of April, sunrise is at 6:49 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:58 pm EDT.

How long on average sun shines in April in Chartwood?

The average sunshine duration in April in Chartwood, Maryland, is 8.8h.

How high is the UV index in April in Chartwood?

In Chartwood, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Chartwood, MD

Average temperature in April - Chartwood, 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
Chartwood, MD

Average pressure in April - Chartwood, 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
Chartwood, MD

Average wind speed in April - Chartwood, 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
Chartwood, MD

Average humidity in April - Chartwood, 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
Chartwood, MD

Average rainfall in April - Chartwood, 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 September (1.89").

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Average rainfall days in April
Chartwood, MD

Average rainfall days in April - Chartwood, 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
Chartwood, MD

Average snowfall in April - Chartwood, 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
Chartwood, MD

Average snowfall days in April - Chartwood, 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
Chartwood, MD

Average daylight in April / Average sunshine in April - Chartwood, 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 February (Average sunshine: 5h and 6min).

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Average sunshine days in April
Chartwood, MD

Average sunshine days in April - Chartwood, 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
Chartwood, MD

Average UV index in April - Chartwood, 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, November and December (UV index 2).

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Average cloud cover in April
Chartwood, MD

Average cloud cover in April - Chartwood, 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
Chartwood, MD

Average visibility in April - Chartwood, 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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Chartwood, Maryland, USA

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