Myrtle Beach
South Carolina, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and Climate
Myrtle Beach, SC

  • The average high temperature in March: 17.9°C

The warmest month (with the highest average high temperature) is July (30.9°C).
The month with the lowest average high temperature is January (13.5°C).

  • The average low temperature in March: 6.8°C

The month with the highest average low temperature is July (22.7°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).

  • The average rainfall in March: 91.4mm

The wettest month (with the highest rainfall) is September (160.8mm).
The driest month (with the lowest rainfall) is November (63.5mm).

  • The average rainfall days in March: 7 days

The month with the highest number of rainy days is August (10.6 days).
The month with the lowest number of rainy days is November (5.7 days).

  • The average snowfall in March: 0mm

The month with the highest snowfall is December (15.2mm).
Months with the lowest snowfall are January, March, April, May, June, July, August, September, October and November (0mm).

  • The average snowfall days in March: 0 days

The month with the highest number of snowfall days is December (0.1 days).
Months with the lowest number of snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

  • The average sea temperature in March: 21°C

The best month for swimming (with the highest average sea temperature) is August (29°C).
Coldest months (with the lowest average sea temperature) are February and March (21°C).

  • The average daylight in March: 12h

Months with the longest days are May, June and July (Average daylight: 14h).
Months with shortest days are January, November and December (Average daylight: 10h).

  • The average sunshine in March: 8h

Months with most sunshine are April, May, June and July (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 6).

  • The average UV index in March: 6

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 3).

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