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Weather in Myrtle Beach, South Carolina for December 2025

Your guide to Myrtle Beach weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Myrtle Beach is cooler than usual, with temperatures averaging 11.5 °F, this is -2.5 °F below the typical seasonal average.

  • The forecast for the upcoming days in Myrtle Beach predicts a temperature of 16.4 °F, which is slightly above the historical average.

  • In general, the average temperature in Myrtle Beach at the beginning of December is 13.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18 °F by the end of December.

    • Rain 🌧️

  • The climate of Myrtle Beach in December is notably wet, with an average of 11 rainy days, and a total of 178.3 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/8°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
68 %
Avg humidity

Myrtle Beach Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
15°
2
Light drizzle
16°
3
Overcast
14°
4
Overcast
15°
5
Overcast
13°
6
Overcast
11°
7
Sunny
11°
8
Overcast
13°
9
Patchy rain possible
16°
10
Moderate or heavy rain shower
19°
11
Sunny
14°
12
Sunny
13°
13
Sunny
14°
14
Cloudy
14°
15
Sunny
11°
16
Light drizzle
16°
17
Overcast
12°
18
Heavy rain
18°
19
Heavy rain
20°
20
Sunny
12°
21
Sunny
17°
22
Sunny
10°
23
Sunny
10°
24
Patchy rain possible
17°
25
Patchy rain possible
20°
26
Sunny
21°
27
Sunny
21°
28
Sunny
20°
29
Sunny
16°
30
Partly cloudy
15°
31
Sunny
13°

Temperatures trend during December in Myrtle Beach

See the weather trend as well as the moving average line

December weather in Myrtle Beach day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
Dec. 1 Overcast
Overcast
 15° /8° 0 mm 4
Dec. 2 Light drizzle
Light drizzle
 16° /9° 19.7 mm 4
Dec. 3 Overcast
Overcast
 14° /8° 1.8 mm 4
Dec. 4 Overcast
Overcast
 15° /7° 0 mm 4
Dec. 5 Overcast
Overcast
 13° /6° 23.3 mm 3
Dec. 6 Overcast
Overcast
 11° /4° 11.3 mm 3
Dec. 7 Sunny
Sunny
 11° /4° 0 mm 3
Dec. 8 Overcast
Overcast
 13° /6° 1.8 mm 4
Dec. 9 Patchy rain possible
Patchy rain possible
 16° /9° 0 mm 4
Dec. 10 Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /12° 10.9 mm 5
Dec. 11 Sunny
Sunny
 14° /7° 11.4 mm 4
Dec. 12 Sunny
Sunny
 13° /4° 0 mm 4
Dec. 13 Sunny
Sunny
 14° /7° 0 mm 4
Dec. 14 Cloudy
Cloudy
 14° /4° 0 mm 4
Dec. 15 Sunny
Sunny
 11° /2° 0 mm 3
Dec. 16 Light drizzle
Light drizzle
 16° /9° 0.9 mm 4
Dec. 17 Overcast
Overcast
 12° /2° 0 mm 0.5
Dec. 18 Heavy rain
Heavy rain
 18° /12° 20.5 mm 0.4
Dec. 19 Heavy rain
Heavy rain
 20° /11° 22.1 mm 0.4
Dec. 20 Sunny
Sunny
 12° /7° 0 mm 0.6
Dec. 21 Sunny
Sunny
 17° /9° 0 mm 0
Dec. 22 Sunny
Sunny
 10° /4° 0 mm 3
Dec. 23 Sunny
Sunny
 10° /1° 0 mm 3
Dec. 24 Patchy rain possible
Patchy rain possible
 17° /10° 0.1 mm 3
Dec. 25 Patchy rain possible
Patchy rain possible
 20° /12° 0.2 mm 4
Dec. 26 Sunny
Sunny
 21° /14° 0 mm 5
Dec. 27 Sunny
Sunny
 21° /15° 0 mm 5
Dec. 28 Sunny
Sunny
 20° /13° 0 mm 5
Dec. 29 Sunny
Sunny
 16° /10° 0 mm 4
Dec. 30 Partly cloudy
Partly cloudy
 15° /9° 0 mm 4
Dec. 31 Sunny
Sunny
 13° /7° 0 mm 4
Next
Important Notice
Our weather forecast for Myrtle Beach in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Myrtle Beach forecast closer to your planned date for the most up-to-date weather information.
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Myrtle Beach in December - FAQ

What are the expected maximum and minimum temperatures in Myrtle Beach during December?
During December, expect a variety of temperatures with highs around 14° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Myrtle Beach during December?
Significant rainfall exceeding 178.3 mm is expected in Myrtle Beach during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Myrtle Beach during December?
The average wind speed in Myrtle Beach during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Myrtle Beach

Explore the daily rainfall trends and prepare for Myrtle Beachs December weather 💧
Typically, Myrtle Beach has 11 rainy days in December with a total of 178.3 mm of rainfall.

UV exposure in Myrtle Beach during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

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Get accurate weather forecasts for Myrtle Beach, located at latitude 33.689 and longitude -78.887. Stay updated with localized weather information tailored for Myrtle Beach.

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