April weather forecast
Baltimore, MD

A golden evening appearance of tall buildings in Baltimore, Maryland
A golden evening appearance of tall buildings in Baltimore, Maryland

Weather in April

April in Baltimore, Maryland, is an enjoyable spring month, with an average temperature fluctuating between 46°F (7.8°C) and 63°F (17.2°C).

Temperature

In April, the average high-temperature rises from a cool 50.5°F (10.3°C) in March to an enjoyable 63°F (17.2°C). The average low-temperature, in April, is 46°F (7.8°C).

Humidity

April, July and November, with an average relative humidity of 72%, are the least humid months in Baltimore, Maryland.

Rainfall

In Baltimore, in April, it is raining for 14.6 days, with typically 2.32" (59mm) of accumulated precipitation. In Baltimore, during the entire year, the rain falls for 158.5 days and collects up to 30.75" (781mm) of precipitation.

Snowfall

In Baltimore, Maryland, snow does not fall in April through October.

Ocean temperature

In April, the average ocean temperature in Baltimore is 50.5°F (10.3°C).
Note: Swimming in 50.5°F (10.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In April, the average length of the day is 13h and 16min.
On the first day of the month, sunrise is at 6:50 am and sunset at 7:30 pm. On the last day of April, in Baltimore, Maryland, sunrise is at 6:08 am and sunset at 7:58 pm EDT.

Sunshine

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

UV index

In April, the average daily maximum UV index in Baltimore is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 in April interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the least humid month in Baltimore?

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

What is the average humidity in April in Baltimore?

The average relative humidity in April in Baltimore, Maryland, is 72%.

How many days does it rain in April in Baltimore?

In Baltimore, during April, the rain falls for 14.6 days and regularly aggregates up to 2.32" (59mm) of precipitation.

When it does not snow in Baltimore?

In Baltimore, Maryland, snow does not fall in April through October.

Does it snow in Baltimore in April?

In April, in Baltimore, Maryland, it doesn't snow. March is the latest month when it typically snows.

What is the ocean temperature in April in Baltimore?

In Baltimore, Maryland, in April, the average water temperature is 50.5°F (10.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Baltimore have in April?

The average day length in April in Baltimore is 13h and 16min.

When are sunrise and sunset in April in Baltimore?

On the first day of April in Baltimore, sunrise is at 6:50 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 many hours of sunshine does Baltimore have in April?

The average sunshine duration in April is 8.8h.

How high is the UV index in April in Baltimore?

In Baltimore, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
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
Baltimore, MD

Average temperature in April - Baltimore, MD
  • Average high temperature in April: 63°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in April: 46°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

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Average pressure in April
Baltimore, MD

Average pressure in April - Baltimore, 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
Baltimore, MD

Average wind speed in April - Baltimore, MD
  • Average wind speed in April: 8.8mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in April
Baltimore, MD

Average humidity in April - Baltimore, MD
  • Average humidity in April: 72%

The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are April, July and November (72%).

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Average rainfall in April
Baltimore, MD

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

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in April
Baltimore, MD

Average rainfall days in April - Baltimore, MD
  • Average rainfall days in April: 14.6 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in April
Baltimore, MD

Average snowfall in April - Baltimore, MD
  • Average snowfall in April: 0"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in April
Baltimore, MD

Average snowfall days in April - Baltimore, MD
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in April
Baltimore, MD

Average sea temperature in April - Baltimore, MD
  • Average sea temperature in April: 50.5°F

The best month for swimming (with the highest average sea temperature) is August (77.5°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

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

Average daylight in April / Average sunshine in April - Baltimore, MD
  • Average daylight in April: 13h and 16min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in April: 8h and 48min

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 0min).

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Average sunshine days in April
Baltimore, MD

Average sunshine days in April - Baltimore, MD
  • Average sunshine days in April: 13.8 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in April
Baltimore, MD

Average UV index in April - Baltimore, 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).

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Average cloud cover in April
Baltimore, MD

Average cloud cover in April - Baltimore, MD
  • Average cloud cover in April: 41

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in April
Baltimore, MD

Average visibility in April - Baltimore, 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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