Myrtle Beach, SC Weather
Myrtle Beach hourly forecast: next 24 hours
Today's high of 91°F (33°C) is about 6°F (3°C) above the typical August high of 85°F (30°C).
Current conditions in detail
Myrtle Beach weather tomorrow (Friday, August 28)
Tomorrow in Myrtle Beach looks overcast, with a high of 87° and an overnight low of 73°. There is a 85% chance of rain - plan accordingly. Winds top out near 6 mph, and the UV index reaches 7 (high).
Myrtle Beach 14-day forecast
About the weather in Myrtle Beach
Myrtle Beach averages 66°F (19°C) across the year, with 9.6 hours of sunshine a day and 58.5 inches (1487 mm) of precipitation. The spread runs from January, at 56°F (14°C), to July, at 87°F (30°C).
Myrtle Beach weather: quick facts
- Hottest month: July - highs near 87°F (30°C)
- Coldest month: January - highs near 56°F (14°C)
- Decade extremes (2015-2024): 97°F (36°C) high · 19°F (-7°C) low
- Wettest month: August (20 rainy days) · Sunniest: June (11.8 h sun/day)
- Climate type: humid subtropical
- Annual swing: 18°C between the average warmest and coolest month · day to night: 8°C
- Months averaging 30°C or hotter: 1
- Average humidity: 76%
Temperatures through the year
Snowfall is rare but not unheard of. January sits at the other end of the year: 56°F (14°C) by day, 42°F (6°C) at night. At its warmest, in July, Myrtle Beach runs to 87°F (30°C) in the afternoon and back to 75°F (24°C) by dawn. The wettest month is August (7.9 inches (200 mm) across 20 days) and the driest March.
Rain, sun and snow
Five of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is March through May. The gridded 2015-2024 daily record for this location tops out at 97°F (36°C) and bottoms at 19°F (-7°C) - decade extremes, not all-time station records.
Season by season
Spring (March through May)
Spring settles into easy warmth here - highs near 72°F (22°C), nights near 57°F (14°C), and expect showers on roughly 28 days across the season. Daylight is generous - around 10.3 hours of sun a day.
Summer (June through August)
Summer is hot here - highs near 85°F (30°C), nights near 74°F (23°C), and rain falls on around 56 of the 90 days. Daylight is generous - around 11.3 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
Fall (September through November)
Fall is mild and warm here - highs near 74°F (24°C), nights near 61°F (16°C), and expect showers on roughly 28 days across the season.
Winter (December through February)
Winter is crisp but comfortable here - highs near 59°F (15°C), nights near 44°F (7°C), and expect showers on roughly 28 days across the season.
Average temperatures in Myrtle Beach by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 56° | 42° | 9 | 3.6 in | 7.5 h/day | 72% |
| February | 61° | 45° | 9 | 3.9 in | 7.9 h/day | 74% |
| March | 66° | 50° | 9 | 3.4 in | 8.8 h/day | 70% |
| April | 72° | 57° | 8 | 3.5 in | 10.8 h/day | 70% |
| May | 79° | 65° | 11 | 3.8 in | 11.4 h/day | 75% |
| June | 84° | 72° | 16 | 5.4 in | 11.8 h/day | 78% |
| July | 87° | 75° | 20 | 7.0 in | 11.4 h/day | 82% |
| August | 85° | 74° | 20 | 7.9 in | 10.6 h/day | 83% |
| September | 82° | 70° | 13 | 7.7 in | 10.0 h/day | 80% |
| October | 75° | 61° | 7 | 4.1 in | 9.3 h/day | 76% |
| November | 66° | 51° | 8 | 3.7 in | 8.2 h/day | 74% |
| December | 60° | 46° | 10 | 4.6 in | 7.0 h/day | 76% |