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Glynn County (Saint Simons Island)
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United States weather

Weather in Glynn County, Georgia for January 2026

Your guide to Glynn County weather in January - trends and predictions

    Official Weather Alert ⚠️

  • Freeze Warning - See hour by hour.

    • Snow Forecast ❄️

  • With an average of 2 snowy days, Glynn County usually enjoys a light touch of snow in January.
    According to Glynn County snow forecast for January 2026, no snow is expected in the next 2 weeks.

    • Temperatures

  • So far, January 2026 in Glynn County is slightly warmer than the historical average by 1.7 °F.

  • Expect cooler weather in the next days in Glynn County with the forecast suggesting a temperature of 13.6 °F, lower than the historical average.

  • In general, the average temperature in Glynn County at the beginning of January is 15.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 14.6 °F by the end of January.

    • Rain 🌧️

  • Glynn County experiences moderate rainfall in January, with an average of 7 rainy days and a total precipitation of 195.2 mm.

    • More

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

Average dry days
22
Dry days
Average rainy days
7
Rainy days
Average snowy days
2
Snow days
Average temperatures
12°/4°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Glynn County Weather January

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

Temperatures trend during January in Glynn County

See the weather trend as well as the moving average line

January weather in Glynn County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
Jan. 1 Sunny
Sunny
 17° /7° 0 mm 3
Jan. 2 Sunny
Sunny
 15° /7° 0 mm 3
Jan. 3 Sunny
Sunny
 18° /9° 2 mm 3
Jan. 4 Sunny
Sunny
 14° /7° 1.5 mm 2
Jan. 5 Cloudy
Cloudy
 14° /7° 0 mm 2
Jan. 6 Patchy rain possible
Patchy rain possible
 19° /10° 0.2 mm 3
Jan. 7 Sunny
Sunny
 14° /7° 0 mm 2
Jan. 8 Partly cloudy
Partly cloudy
 14° /8° 0 mm 2
Jan. 9 Sunny
Sunny
 13° /7° 0 mm 2
Jan. 10 Overcast
Overcast
 16° /9° 0.5 mm 2
Jan. 11 Patchy rain possible
Patchy rain possible
 14° /4° 2.7 mm 3
Jan. 12 Sunny
Sunny
 12° /4° 0 mm 0.7
Jan. 13 Sunny
Sunny
 15° /6° 0 mm 0.8
Jan. 14 Patchy rain possible
Patchy rain possible
 16° /8° 1.6 mm 0.3
Jan. 15 Patchy rain possible
Patchy rain possible
 11° /2° 0.4 mm 0
Jan. 16 Sunny
Sunny
 11° /-1° 0 mm 2
Jan. 17 Sunny
Sunny
 13° /4° 0 mm 3
Jan. 18 Sunny
Sunny
 14° /7° 0 mm 4
Jan. 19 Sunny
Sunny
 17° /6° 0 mm 4
Jan. 20 Patchy rain possible
Patchy rain possible
 12° /11° 0.6 mm 3
Jan. 21 Patchy rain possible
Patchy rain possible
 10° /8° 4.7 mm 2
Jan. 22 Patchy rain possible
Patchy rain possible
 15° /8° 0.8 mm 3
Jan. 23 Patchy rain possible
Patchy rain possible
 15° /13° 4.4 mm 3
Jan. 24 Patchy rain possible
Patchy rain possible
 16° /14° 0.2 mm 3
Jan. 25 Sunny
Sunny
 10° /0° 0 mm 4
Jan. 26 Partly cloudy
Partly cloudy
 14° /3° 0 mm 4
Jan. 27 Patchy rain possible
Patchy rain possible
 11° /7° 0.5 mm 3
Jan. 28 Overcast
Overcast
 16° /9° 0 mm 4
Jan. 29 Partly cloudy
Partly cloudy
 19° /7° 0 mm 5
Jan. 30 Cloudy
Cloudy
 15° /9° 0 mm 4
Jan. 31 Overcast
Overcast
 17° /9° 0 mm 4
Next
Important Notice
Our weather forecast for Glynn County in January 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 Glynn County forecast closer to your planned date for the most up-to-date weather information.
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Glynn County in January - FAQ

What are the expected maximum and minimum temperatures in Glynn County during January?

Prepare for cooler days with highs just around 12° and colder nights, dipping below 4°.

How much rainfall should be expected in Glynn County during January?

Significant rainfall exceeding 195.2 mm is expected in Glynn County during January, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Glynn County in January 2026?

Glynn County experiences an average snowfall of 49.6 cm during January, occurring over 2 days.

What are the typical wind conditions in Glynn County during January?

The average wind speed in Glynn County during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Glynn County

Explore the daily rainfall trends and prepare for Glynn Countys January weather 💧
Typically, Glynn County has 7 rainy days in January with a total of 195.2 mm of rainfall.
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Saint Simons Island
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Location coordinates Where is Glynn County?

Get accurate weather forecasts for Glynn County, located at latitude 31.151 and longitude -81.37. Stay updated with localized weather information tailored for Glynn County.

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