March weather forecastSwansea, SC
March
Weather in March
The first month of the spring, March, is a comfortable month in Swansea, South Carolina, with an average temperature varying between 47.3°F (8.5°C) and 64.4°F (18°C).Temperature
The start of March is characterized by a subtle increase in the average high-temperature, transitioning from a moderate 57.7°F (14.3°C) in February to a still refreshing 64.4°F (18°C). Swansea in March anticipates an average nighttime temperature of 47.3°F (8.5°C).Humidity
The average relative humidity in March is 71%.Rainfall
In Swansea, in March, it is raining for 14.1 days, with typically 2.4" (61mm) of accumulated precipitation. In Swansea, during the entire year, the rain falls for 166.8 days and collects up to 32.56" (827mm) of precipitation.Snowfall
Months with snowfall are January through March and December. March is the last month it regularly snows. During 0.2 snowfall days, in March, Swansea aggregates 0.04" (1mm) of snow. Throughout the year, in Swansea, South Carolina, there are 1.6 snowfall days, and 0.83" (21mm) of snow is accumulated.Daylight
In March, the average length of the day in Swansea is 12h and 0min.On the first day of March in Swansea, sunrise is at 6:51 am and sunset at 6:21 pm EST. On the last day of the month, sunrise is at 7:12 am and sunset at 7:44 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 7.5h.UV index
In Swansea, the average daily maximum UV index in March is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In March, a daily UV index of 4 turns into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Swansea, SC
- Average high temperature in March: 64.4°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in March: 47.3°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).
Average pressure in March
Swansea, SC
- Average pressure in March: 30.09"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in March
Swansea, SC
- Average wind speed in March: 8.5mph
The windiest months (with the highest average wind speed) are February, March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in March
Swansea, SC
- Average humidity in March: 71%
The month with the highest relative humidity is December (75%).
The months with the lowest relative humidity are January and November (70%).
Average rainfall in March
Swansea, SC
- Average rainfall in March: 2.4"
The wettest month (with the highest rainfall) is December (3.86").
The driest months (with the least rainfall) are September and November (2.01").
Average rainfall days in March
Swansea, SC
- Average rainfall days in March: 14.1 days
The month with the highest number of rainy days is July (19.9 days).
The months with the least rainy days are October and November (9 days).
Average snowfall in March
Swansea, SC
- Average snowfall in March: 0.04"
The months with the highest snowfall are January and February (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in March
Swansea, SC
- Average snowfall days in March: 0.2 days
The month with the highest number of snowfall days is January (0.7 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
Swansea, SC
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in March: 7h and 30min
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 30min).
Average sunshine days in March
Swansea, SC
- Average sunshine days in March: 14.8 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (8.4 days).
Average UV index in March
Swansea, SC
- Average UV index in March: 4
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in March
Swansea, SC
- Average cloud cover in March: 38
The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).
Average visibility in March
Swansea, 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).





