March weather forecast
Lewes, DE

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Weather in March

The Lewes weather in March embodies the transition from winter to spring. Temperatures begin to climb out of winter lows; the morning chill at 39.6°F (4.2°C) makes way for daytime temperatures peaking at a mild 47.8°F (8.8°C). As the season shifts from winter to spring, the onset of the rain season begins with up to 15.1 days of rainfall. March also carries a slight increase in the monthly daylight hours, paving the way for the longer, brighter days in the coming months. In contrast, the weather of March sees fewer snowfall days compared to February, signaling the end of the winter frost.

Temperature

Lewes, Delaware, experiences a minor change to a chilly 47.8°F (8.8°C) in average high-temperature during March, closely reflecting February. Lewes notes an average temperature descent to an icy 39.6°F (4.2°C) in March, a small shift from its daytime peak.

Humidity

In Lewes, the average relative humidity in March is 75%.

Rainfall

In Lewes, during March, the rain falls for 15.1 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Lewes, during the entire year, the rain falls for 173.6 days and collects up to 36.97" (939mm) of precipitation.

Snowfall

Months with snowfall in Lewes are January through March, November and December. March is the last month it regularly snows. During 1.6 snowfall days, in March, Lewes aggregates 0.55" (14mm) of snow. Throughout the year, in Lewes, there are 10.1 snowfall days, and 3.39" (86mm) of snow is accumulated.

Ocean temperature

In March, the average ocean temperature in Lewes is 42.3°F (5.7°C).
Note: Caution: 42.3°F (5.7°C) temperatures below 50°F (10°C) during swimming can result in intense cold shock and quickened breathing.

Daylight

In Lewes, the average length of the day in March is 11h and 59min.
On the first day of March in Lewes, sunrise is at 6:31 am and sunset at 5:53 pm EST. On the last day of the month, sunrise is at 6:45 am and sunset at 7:23 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

In March, the average sunshine is 6.9h.

UV index

In Lewes, the average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 in March converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for Lewes in March?

The average high-temperature, in March, in Lewes, is 47.8°F (8.8°C), while the average low-temperature is 39.6°F (4.2°C).

What is the average humidity in March in Lewes?

In Lewes, the average relative humidity in March is 75%.

How much does it rain in Lewes in March?

In Lewes, in March, during 15.1 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

What is the last month it snows in Lewes?

March is the last month it regularly snows. During 1.6 snowfall days, in March, Lewes aggregates 0.55" (14mm) of snow.

What is the water temperature in March in Lewes?

In March, the average ocean temperature is 42.3°F (5.7°C). Swimming in 42.3°F (5.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March in Lewes?

In Lewes, Delaware, the average day length in March is 11h and 59min.

What time are sunrise and sunset in March in Lewes?

On the first day of March, sunrise is at 6:31 am and sunset at 5:53 pm EST. On the last day of the month, sunrise is at 6:45 am and sunset at 7:23 pm EDT.

When does Daylight Saving Time (DST) start in March in Lewes?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Lewes have in March?

The average sunshine duration in March is 6.9h.

What is the UV index reading in March in Lewes?

The average daily maximum UV index in March in Lewes, Delaware, is 3. 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 March
Lewes, DE

Average temperature in March - Lewes, DE
  • Average high temperature in March: 47.8°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in March: 39.6°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (32°F).

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Average pressure in March
Lewes, DE

Average pressure in March - Lewes, DE
  • Average pressure in March: 30.07"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).

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Average wind speed in March
Lewes, DE

Average wind speed in March - Lewes, DE
  • Average wind speed in March: 12.1mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in March
Lewes, DE

Average humidity in March - Lewes, DE
  • Average humidity in March: 75%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in March
Lewes, DE

Average rainfall in March - Lewes, DE
  • Average rainfall in March: 2.99"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.2").

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Average rainfall days in March
Lewes, DE

Average rainfall days in March - Lewes, DE
  • Average rainfall days in March: 15.1 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (9.6 days).

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Average snowfall in March
Lewes, DE

Average snowfall in March - Lewes, DE
  • Average snowfall in March: 0.55"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in March
Lewes, DE

Average snowfall days in March - Lewes, DE
  • Average snowfall days in March: 1.6 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in March
Lewes, DE

Average sea temperature in March - Lewes, DE
  • Average sea temperature in March: 42.3°F

The best month for swimming (with the highest average sea temperature) is August (76.9°F).
The coldest month (with the lowest average sea temperature) is February (40.7°F).

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Average daylight in March /
Average sunshine in March
Lewes, DE

Average daylight in March / Average sunshine in March - Lewes, DE
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in March: 6h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in March
Lewes, DE

Average sunshine days in March - Lewes, DE
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in March
Lewes, DE

Average UV index in March - Lewes, DE
  • Average UV index in March: 3

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 March
Lewes, DE

Average cloud cover in March - Lewes, DE
  • Average cloud cover in March: 44

The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in March
Lewes, DE

Average visibility in March - Lewes, DE
  • Average visibility in March: 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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Lewes, Delaware, USA

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