March weather forecast
Hanahan, SC

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Weather in March

March kicks off the spring season in Hanahan with longer days and warming temperatures. Compared to February, March is notably warmer but it carries much more rainfall, coming in at 2.28" (58mm). Significant weather changes occurring in March can result in a variety of outdoor activities that were seldom feasible in the colder months of January and February. With the arrival of April, the temperatures continue to rise, and there's even more rainfall and relative humidity. March is generally a transition month in Hanahan, bridging the gap between the last vestiges of the cold winter and the burgeoning spring season.

Temperature

March's onset is marked by a subtle temperature increase, moving from a mild 60.6°F (15.9°C) in February to an enjoyable 66.7°F (19.3°C). Throughout March, Hanahan encounters an average temperature drop to a fresh 50.5°F (10.3°C).

Humidity

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

Rainfall

In Hanahan, in March, during 11.9 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Hanahan, during the entire year, the rain falls for 172.6 days and collects up to 39.13" (994mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

In March, the average length of the day in Hanahan is 12h and 0min.
On the first day of the month, sunrise is at 6:46 am and sunset at 6:17 pm EST. On the last day of March, sunrise is at 7:08 am and sunset at 7:39 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

The average sunshine in March is 7.6h.

UV index

In Hanahan, the average daily maximum UV index in March is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 5 during March leads to these advisories:
Undertake protective steps - Recommendations to avoid sunburn are issued. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hanahan in March?

In Hanahan, 66.7°F (19.3°C) is the average high-temperature and 50.5°F (10.3°C) is the average low-temperature during March.

What is the least humid month?

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

What is the average humidity in March?

The average relative humidity in March is 72%.

How many days does it rain in March?

In Hanahan, in March, during 11.9 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow?

March through November are months without snowfall.

Does it snow in Hanahan in March?

In March, it doesn't snow. February is the latest month when it typically snows.

How many hours of daylight does Hanahan have in March?

In March, the average day length in Hanahan is 12h and 0min.

When are sunrise and sunset in March?

On the first day of March in Hanahan, sunrise is at 6:46 am and sunset at 6:17 pm EST. On the last day of the month, sunrise is at 7:08 am and sunset at 7:39 pm EDT.

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

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?

In Hanahan, the average sunshine duration in March is 7.6h.

What is the UV index intensity in March?

In Hanahan, the average daily maximum UV index in March is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Hanahan, SC

Average temperature in March - Hanahan, SC
  • Average high temperature in March: 66.7°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in March: 50.5°F

The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

Average pressure in March
Hanahan, SC

Average pressure in March - Hanahan, SC
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in March
Hanahan, SC

Average wind speed in March - Hanahan, SC
  • Average wind speed in March: 7.4mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in March
Hanahan, SC

Average humidity in March - Hanahan, SC
  • Average humidity in March: 72%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and March (72%).

Average rainfall in March
Hanahan, SC

Average rainfall in March - Hanahan, SC
  • Average rainfall in March: 2.28"

The wettest month (with the highest rainfall) is August (6.22").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in March
Hanahan, SC

Average rainfall days in March - Hanahan, SC
  • Average rainfall days in March: 11.9 days

The month with the highest number of rainy days is August (23.4 days).
The month with the least rainy days is November (8.2 days).

Average snowfall in March
Hanahan, SC

Average snowfall in March - Hanahan, SC
  • Average snowfall in March: 0"

The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in March
Hanahan, SC

Average snowfall days in March - Hanahan, SC
  • Average snowfall days in March: 0.1 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in March /
Average sunshine in March
Hanahan, SC

Average daylight in March / Average sunshine in March - Hanahan, SC
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 7h and 4min

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 36min).

Average sunshine days in March
Hanahan, SC

Average sunshine days in March - Hanahan, SC
  • Average sunshine days in March: 16.8 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (5.8 days).

Average UV index in March
Hanahan, SC

Average UV index in March - Hanahan, SC
  • Average UV index in March: 5

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in March
Hanahan, SC

Average cloud cover in March - Hanahan, SC
  • Average cloud cover in March: 37

The month with the most cloud cover is December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility in March
Hanahan, SC

Average visibility in March - Hanahan, SC
  • 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).

Hanahan, South Carolina, USA

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