March weather forecast
Bethany Beach, DE

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Weather in March

Transitioning into spring, March in Bethany Beach presents a noticeable change in the weather. March stands out with the highest rainfall at 1.93" (49mm), indicative of the beginning of the spring showers. The rise in daylight hours to 12 and an increased UV index of 3 mark the farewell to winter. As the month progresses, clouds continue their retreat, making way for longer hours of sunshine. A somewhat constant visibility of 6 miles throughout the year ensures clear views of Bethany's beautiful ocean horizon.

Temperature

Bethany Beach observes a minor difference in average high-temperatures between February's 43.2°F (6.2°C) and March's 47.7°F (8.7°C). In March, Bethany Beach experiences a marginal drop in temperature, with averages of 40.3°F (4.6°C) at night.

Humidity

In March, the average relative humidity in Bethany Beach is 76%.

Rainfall

In Bethany Beach, in March, during 12.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Bethany Beach, during the entire year, the rain falls for 147.8 days and collects up to 23.98" (609mm) of precipitation.

Snowfall

January through March and December are months with snowfall. March is the last month it regularly snows. During 1.5 snowfall days, in March, Bethany Beach aggregates 0.39" (10mm) of snow. Throughout the year, there are 8.7 snowfall days, and 1.54" (39mm) of snow is accumulated.

Daylight

In Bethany Beach, the average length of the day in March is 11h and 59min.
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.
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 6.7h.

UV index

In Bethany Beach, the average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in March transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average March temperature?

The average high-temperature, in March, in Bethany Beach, is 47.7°F (8.7°C), while the average low-temperature is 40.3°F (4.6°C).

What is the average humidity in March?

The average relative humidity in March is 76%.

How many days does it rain in March?

In Bethany Beach, in March, during 12.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

What is the last month it snows?

March is the last month it regularly snows. During 1.5 snowfall days, in March, Bethany Beach aggregates 0.39" (10mm) of snow.

What is the average length of the day in March?

The average day length in March is 11h and 59min.

What time are sunrise and sunset in March?

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 Bethany Beach?

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 long on average sun shines in March?

The average sunshine duration in March in Bethany Beach is 6.7h.

How high is the UV index in March?

The average daily maximum UV index in March in Bethany Beach is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 March
Bethany Beach, DE

Average temperature in March - Bethany Beach, DE
  • Average high temperature in March: 47.7°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (41.7°F).

  • Average low temperature in March: 40.3°F

The month with the highest average low temperature is July (73.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in March
Bethany Beach, DE

Average pressure in March - Bethany Beach, 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).

Average wind speed in March
Bethany Beach, DE

Average wind speed in March - Bethany Beach, DE
  • Average wind speed in March: 13.2mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

Average humidity in March
Bethany Beach, DE

Average humidity in March - Bethany Beach, DE
  • Average humidity in March: 76%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

Average rainfall in March
Bethany Beach, DE

Average rainfall in March - Bethany Beach, DE
  • Average rainfall in March: 1.93"

The wettest month (with the highest rainfall) is August (2.68").
The driest month (with the least rainfall) is January (1.38").

Average rainfall days in March
Bethany Beach, DE

Average rainfall days in March - Bethany Beach, DE
  • Average rainfall days in March: 12.9 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in March
Bethany Beach, DE

Average snowfall in March - Bethany Beach, DE
  • Average snowfall in March: 0.39"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in March
Bethany Beach, DE

Average snowfall days in March - Bethany Beach, DE
  • Average snowfall days in March: 1.5 days

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Bethany Beach, DE

Average daylight in March / Average sunshine in March - Bethany Beach, 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 4min

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).

Average sunshine days in March
Bethany Beach, DE

Average sunshine days in March - Bethany Beach, DE
  • Average sunshine days in March: 15.8 days

The months with the most sunshine days are January and November (18.4 days).
The month with the least sunshine days is August (13.2 days).

Average UV index in March
Bethany Beach, DE

Average UV index in March - Bethany Beach, 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).

Average cloud cover in March
Bethany Beach, DE

Average cloud cover in March - Bethany Beach, DE
  • Average cloud cover in March: 45

The months with the most cloud cover are February, March and December (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in March
Bethany Beach, DE

Average visibility in March - Bethany Beach, 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).

Bethany Beach, Delaware, USA

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