Annual mean 18°C · wettest around September · prevailing wind SW
Warmest
30.2 °C
Coldest
10.9 °C
Wettest
56%
Windiest
3.4 m/s
Prevailing
SW
2.9 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in North Myrtle Beach over the whole year is 18°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 6°C. North Myrtle Beach has no sharply defined rainy season: the chance of rain on a given day runs from 49% in February, the driest month, to 54% in September, the wettest. Winds in North Myrtle Beach are highest in April, averaging 2.5 m/s (9 km/h), and lightest in October, at 1.9 m/s (7 km/h). The prevailing wind is from the SW. The clearest skies in North Myrtle Beach come in April, when the sky is typically 26% covered; February is the cloudiest month, at 40%.
Month by month North Myrtle Beach climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
11°C
6°C
8°C
50%
34%
2.0 m/s
18
1
49
February
14°C
8°C
11°C
49%
40%
2.2 m/s
34
2
62
March
17°C
10°C
14°C
50%
35%
2.4 m/s
47
4
68
April
21°C
14°C
19°C
50%
26%
2.5 m/s
70
18
63
May
25°C
19°C
25°C
50%
34%
2.3 m/s
60
50
31
June
28°C
22°C
30°C
52%
31%
2.2 m/s
23
65
6
July
30°C
24°C
33°C
53%
29%
2.2 m/s
5
47
0
August
29°C
24°C
32°C
53%
34%
2.0 m/s
10
53
1
September
27°C
21°C
29°C
54%
34%
2.1 m/s
31
61
12
October
23°C
16°C
23°C
51%
31%
1.9 m/s
67
37
46
November
18°C
10°C
15°C
51%
32%
2.0 m/s
47
9
67
December
13°C
7°C
11°C
53%
37%
2.0 m/s
29
1
59
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short North Myrtle Beach weather by season
Year round, North Myrtle Beach has days of about 11°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from 6°C to 24°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around September and least likely around February. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
North Myrtle Beach weather in winterDecember to February
High 13°CLow 7°CRain 51%
Winter in North Myrtle Beach has typical daily highs of about 13°C and lows of about 7°C, with a 51% chance of rain on a given day.
North Myrtle Beach weather in springMarch to May
High 21°CLow 14°CRain 50%
Spring in North Myrtle Beach has typical daily highs of about 21°C and lows of about 14°C, with a 50% chance of rain on a given day.
North Myrtle Beach weather in summerJune to August
High 29°CLow 23°CRain 53%
Summer in North Myrtle Beach has typical daily highs of about 29°C and lows of about 23°C, with a 53% chance of rain on a given day.
North Myrtle Beach weather in autumnSeptember to November
High 23°CLow 16°CRain 52%
Autumn in North Myrtle Beach has typical daily highs of about 23°C and lows of about 16°C, with a 52% chance of rain on a given day.
When is the rainy season in North Myrtle Beach?
North Myrtle Beach has no sharply defined rainy season: the chance of rain on a given day runs from 49% in February, the driest month, to 54% in September, the wettest.
What time of year is North Myrtle Beach windiest?
Winds in North Myrtle Beach are highest in April, averaging 2.5 m/s (9 km/h), and lightest in October, at 1.9 m/s (7 km/h). The prevailing wind is from the SW.
What is the average temperature in North Myrtle Beach year round?
The average temperature in North Myrtle Beach over the whole year is 18°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 6°C.