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Gwinnett County (Lawrenceville)
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United States weather

Weather in Gwinnett County, Georgia for January 2027

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

    Snow Forecast ❄️

  • With an average of 3 snowy days, Gwinnett County usually enjoys a light touch of snow in January.

    • Rain 🌧️

  • With an average of 3 rainy days, Gwinnett County experiences minimal rainfall in January.

    • More

  • Is January a good time to visit Gwinnett County? check out the best time to travel to Gwinnett County page.

  • ✨ Is January a good time to visit Gwinnett County? – Ask the AI Weatherman

Average dry days
25
Dry days
Average rainy days
3
Rainy days
Average snowy days
3
Snow days
Average temperatures
8°/2°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Gwinnett County Weather January

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

Temperatures trend during January in Gwinnett County

See the weather trend as well as the moving average line

January weather in Gwinnett County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Sunny
Sunny
 13° /1° 0 mm 0 cm
Jan. 2 Overcast
Overcast
 13° /6° 0 mm 0 cm
Jan. 3 Heavy rain
Heavy rain
 10° /8° 66.2 mm 0 cm
Jan. 4 Fog
Fog
 11° /7° 0 mm 0 cm
Jan. 5 Overcast
Overcast
 10° /8° 0 mm 0 cm
Jan. 6 Mist
Mist
 12° /8° 0 mm 0 cm
Jan. 7 Overcast
Overcast
 17° /12° 0 mm 0 cm
Jan. 8 Mist
Mist
 12° /6° 0 mm 0 cm
Jan. 9 Fog
Fog
 16° /14° 0 mm 0 cm
Jan. 10 Heavy rain
Heavy rain
 17° /12° 40.3 mm 0 cm
Jan. 11 Sunny
Sunny
 12° /3° 0 mm 0 cm
Jan. 12 Sunny
Sunny
 10° /-1° 0 mm 0 cm
Jan. 13 Sunny
Sunny
 13° /2° 0 mm 0 cm
Jan. 14 Overcast
Overcast
 12° /4° 0 mm 0 cm
Jan. 15 Sunny
Sunny
 3° /-2° 0 mm 0 cm
Jan. 16 Overcast
Overcast
 6° /-1° 0 mm 0 cm
Jan. 17 Mist
Mist
 5° /4° 0 mm 0 cm
Jan. 18 Sunny
Sunny
 6° /-1° 0.1 mm 0 cm
Jan. 19 Sunny
Sunny
 8° /-2° 0 mm 0 cm
Jan. 20 Partly cloudy
Partly cloudy
 5° /-2° 0 mm 0 cm
Jan. 21 Overcast
Overcast
 8° /-1° 0 mm 0 cm
Jan. 22 Overcast
Overcast
 6° /4° 0 mm 0 cm
Jan. 23 Heavy rain
Heavy rain
 7° /5° 27.2 mm 0 cm
Jan. 24 Light snow
Light snow
 4° /-1° 5.3 mm 2.2 cm
Jan. 25 Heavy rain
Heavy rain
 1° /-1° 52.2 mm 3.2 cm
Jan. 26 Partly cloudy
Partly cloudy
 1° /-5° 0 mm 0 cm
Jan. 27 Sunny
Sunny
 2° /-9° 0 mm 0 cm
Jan. 28 Cloudy
Cloudy
 4° /-3° 0 mm 0 cm
Jan. 29 Overcast
Overcast
 4° /-4° 0 mm 0 cm
Jan. 30 Overcast
Overcast
 6° /0° 0 mm 0 cm
Jan. 31 Light snow
Light snow
 1° /-7° 3.1 mm 2.2 cm
Next
Important Notice
Our weather forecast for Gwinnett 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 Gwinnett County forecast closer to your planned date for the most up-to-date weather information.
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Gwinnett County in January - FAQ

What are the expected maximum and minimum temperatures in Gwinnett County during January?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 2°.

How much rainfall should be expected in Gwinnett County during January?
Significant rainfall exceeding 194.4 mm is expected in Gwinnett County during January, occurring over more than 3 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Gwinnett County in January 2027?
Gwinnett County experiences an average snowfall of 7.7 cm during January, occurring over 3 days.

What are the typical wind conditions in Gwinnett County during January?
The average wind speed in Gwinnett County during January is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

Gwinnett County snow forecast January 2027

Track daily snowfall levels and discover Gwinnett County’s snowy potential this January ❄️
On average, Gwinnett County sees 3 snowy days during January, with approximately 7.7 cm of total snowfall.

January rainfall patterns in Gwinnett County

Explore the daily rainfall trends and prepare for Gwinnett Countys January weather 💧
Typically, Gwinnett County has 3 rainy days in January with a total of 194.4 mm of rainfall.
Top locations in Gwinnett County
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Lawrenceville
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