Gwinnett County (Lawrenceville)
August
Weather in Gwinnett County, Georgia for August 2026
Your guide to Gwinnett County weather in August - trends and predictions
The forecast for the first days of August 2026 in Gwinnett County predicts a temperature of 31.8 °F, which is slightly above the historical average.
In general, the average temperature in Gwinnett County at the beginning of August is 30.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 26.6 °F by the end of August.
Gwinnett County in August brings notable rainfall, with an average of 16 rainy days and a total precipitation of 250.3 mm.
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Temperatures
Rain 🌧️
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15
Dry days
16
Rainy days
0
Snow days
28°/21°
Temperatures
13 km/h
Avg max wind
79 %
Avg humidity
Gwinnett County Weather August
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Temperatures trend during August in Gwinnett County
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August weather in Gwinnett County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Patchy rain possible | 26° /20° | 61.6 mm | 5 | |
| Aug. 2 | Light rain shower | 26° /21° | 14.8 mm | 6 | |
| Aug. 3 | Light rain shower | 27° /22° | 17.3 mm | 6 | |
| Aug. 4 |  Mist | 31° /23° | 2.3 mm | 7 | |
| Aug. 5 |  Sunny | 34° /23° | 0 mm | 8 | |
| Aug. 6 | Sunny | 35° /24° | 0 mm | 8 | |
| Aug. 7 | Sunny | 34° /24° | 0.1 mm | 8 | |
| Aug. 8 | Patchy rain possible | 31° /22° | 1.8 mm | 8 | |
| Aug. 9 | Light rain shower | 29° /22° | 13.7 mm | 7 | |
| Aug. 10 |  Moderate or heavy rain shower | 27° /22° | 17.1 mm | 6 | |
| Aug. 11 | Fog | 25° /22° | 0 mm | 3 | |
| Aug. 12 | Light rain shower | 29° /23° | 7.9 mm | 3 | |
| Aug. 13 | Light rain shower | 31° /23° | 26 mm | 6 | |
| Aug. 14 | Mist | 34° /23° | 0 mm | 12 | |
| Aug. 15 |  Thundery outbreaks possible | 33° /25° | 2.4 mm | 12 | |
| Aug. 16 |  Overcast | 32° /25° | 0 mm | 11 | |
| Aug. 17 | Light rain shower | 32° /21° | 4.3 mm | 9 | |
| Aug. 18 | Fog | 34° /23° | 0.2 mm | 11 | |
| Aug. 19 | Thundery outbreaks possible | 30° /24° | 10.2 mm | 7 | |
| Aug. 20 | Patchy rain possible | 30° /23° | 1.4 mm | 12 | |
| Aug. 21 |  Cloudy | 31° /24° | 0 mm | 12 | |
| Aug. 22 | Moderate or heavy rain shower | 28° /23° | 32.6 mm | 3 | |
| Aug. 23 | Fog | 23° /20° | 13.8 mm | 3 | |
| Aug. 24 | Moderate or heavy rain shower | 26° /20° | 12.7 mm | 3 | |
| Aug. 25 | Fog | 28° /19° | 0 mm | 8 | |
| Aug. 26 |  Partly cloudy | 29° /17° | 0 mm | 11 | |
| Aug. 27 | Cloudy | 26° /18° | 0 mm | 11 | |
| Aug. 28 | Overcast | 24° /19° | 0 mm | 3 | |
| Aug. 29 | Sunny | 30° /18° | 0 mm | 11 | |
| Aug. 30 | Overcast | 26° /20° | 1.3 mm | 7 | |
| Aug. 31 | Overcast | 23° /19° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Gwinnett County in August 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 August - FAQ
What are the expected maximum and minimum temperatures in Gwinnett County during August?
During August, expect a variety of temperatures with highs around 28° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gwinnett County during August?
Significant rainfall exceeding 250.3 mm is expected in Gwinnett County during August, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gwinnett County during August?
The average wind speed in Gwinnett County during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Gwinnett County
Explore the daily rainfall trends and prepare for Gwinnett Countys August weather 💧
Typically, Gwinnett County has 16 rainy days in August with a total of 250.3 mm of rainfall.
UV exposure in Gwinnett County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Gwinnett County?Get accurate weather forecasts for Gwinnett County, located at latitude 33.956 and longitude -83.988. Stay updated with localized weather information tailored for Gwinnett County.
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