Myrtle Beach, SC 14-Day Forecast
South Carolina, United States 🇺🇸
78°
Overcast right now
Today: high 88°, low 73°
Updated 34 min ago
Myrtle Beach weather for the next 14 days
Wednesday, September 16
Partly Cloudy High 86° Low 66°Precipitation
8%
· 0.0 in
Max wind
10 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
06:59 AM / 07:21 PM
Thursday, September 17
Sunny High 86° Low 67°Precipitation
6%
· 0.0 in
Max wind
9 mph
Humidity
62%
UV index
8 - High
Sunrise / sunset
07:00 AM / 07:19 PM
Friday, September 18
Sunny High 91° Low 71°Precipitation
7%
· 0.0 in
Max wind
10 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
07:01 AM / 07:18 PM
Saturday, September 19
Sunny High 86° Low 73°Precipitation
11%
· 0.0 in
Max wind
10 mph
Humidity
69%
UV index
7 - High
Sunrise / sunset
07:01 AM / 07:16 PM
Sunday, September 20
Sunny High 87° Low 74°Precipitation
9%
· 0.0 in
Max wind
9 mph
Humidity
70%
UV index
8 - Very High
Sunrise / sunset
07:02 AM / 07:15 PM
Monday, September 21
Patchy rain nearby High 89° Low 76°Precipitation
57%
· 0.04 in
Max wind
10 mph
Humidity
72%
UV index
8 - Very High
Sunrise / sunset
07:03 AM / 07:14 PM
Tuesday, September 22
Sunny High 89° Low 75°Precipitation
10%
· 0.0 in
Max wind
10 mph
Humidity
74%
UV index
8 - Very High
Sunrise / sunset
07:03 AM / 07:12 PM
Wednesday, September 23
Overcast High 89° Low 76°Precipitation
80%
· 0.18 in
Max wind
9 mph
Humidity
78%
UV index
7 - High
Sunrise / sunset
07:04 AM / 07:11 PM
Thursday, September 24
Light rain shower High 84° Low 74°Precipitation
89%
· 0.47 in
Max wind
11 mph
Humidity
85%
UV index
6 - High
Sunrise / sunset
07:05 AM / 07:10 PM
Friday, September 25
Light rain shower High 80° Low 74°Precipitation
92%
· 2.69 in
Max wind
21 mph
Humidity
91%
UV index
6 - High
Sunrise / sunset
07:05 AM / 07:08 PM
Saturday, September 26
Light rain shower High 82° Low 74°Precipitation
91%
· 0.44 in
Max wind
9 mph
Humidity
87%
UV index
6 - High
Sunrise / sunset
07:06 AM / 07:07 PM
Sunday, September 27
Overcast High 74° Low 67°Precipitation
83%
· 0.17 in
Max wind
10 mph
Humidity
83%
UV index
5 - Moderate
Sunrise / sunset
07:07 AM / 07:05 PM
Monday, September 28
Sunny High 77° Low 61°Precipitation
5%
· 0.0 in
Max wind
12 mph
Humidity
61%
UV index
6 - High
Sunrise / sunset
07:07 AM / 07:04 PM
Myrtle Beach 14-day outlook: the story
The warmest day of Myrtle Beach's 14-day outlook is Friday, September 18 with a high near 91°F (33°C); the coolest night comes Monday, September 28, dipping to 61°F (16°C). The trend points cooler: week two runs about 6°F below week one. Highs over the next two weeks average 88°F (31°C), about 6°F (3°C) above the typical September high of 82°F (28°C).
Precipitation is most likely on Monday 21, Wednesday 23, Thursday 24, Friday 25 and beyond; the wettest day looks like Friday, September 25 with about 2.69 in (68.3 mm) expected. For the weekend, expect Saturday 86°F (30°C) and sunny / Sunday 87°F (31°C) and sunny.
For typical conditions month by month, see the Myrtle Beach climate & average temperatures guide.
Myrtle Beach forecast questions
Will it rain in Myrtle Beach this week?
The forecast currently shows meaningful precipitation chances on 6 of the next 14 days, peaking around Friday, September 25.
What will be the warmest day in Myrtle Beach over the next 14 days?
Friday, September 18, with a forecast high near 91°F (33°C).
How accurate is a 14-day forecast for Myrtle Beach?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
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% |
14-day forecasts nearby