Lawrenceville (GA)
September
Weather in Lawrenceville, Georgia for September 2026
Your guide to Lawrenceville weather in September - trends and predictions
In general, the average temperature in Lawrenceville at the beginning of September is 28.4 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 27 °F by the end of September.
Lawrenceville experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 42.6 mm.
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Temperatures
Rain 🌧️
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24
Dry days
6
Rainy days
0
Snow days
28°/20°
Temperatures
12 km/h
Avg max wind
65 %
Avg humidity
Lawrenceville Weather September
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Temperatures trend during September in Lawrenceville
See the weather trend as well as the moving average line
September weather in Lawrenceville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 24° /18° | 0 mm | 6 | |
| Sept. 2 |  Partly cloudy | 27° /18° | 0 mm | 10 | |
| Sept. 3 | Partly cloudy | 27° /17° | 0 mm | 10 | |
| Sept. 4 | Partly cloudy | 31° /21° | 0 mm | 10 | |
| Sept. 5 | Partly cloudy | 31° /22° | 0 mm | 10 | |
| Sept. 6 |  Thundery outbreaks possible | 31° /25° | 0 mm | 6 | |
| Sept. 7 |  Mist | 28° /20° | 0 mm | 10 | |
| Sept. 8 | Overcast | 23° /18° | 0 mm | 4 | |
| Sept. 9 | Overcast | 25° /18° | 0 mm | 6 | |
| Sept. 10 |  Cloudy | 26° /17° | 0 mm | 9 | |
| Sept. 11 | Partly cloudy | 28° /18° | 0 mm | 9 | |
| Sept. 12 | Cloudy | 27° /20° | 0 mm | 9 | |
| Sept. 13 | Partly cloudy | 28° /19° | 0 mm | 9 | |
| Sept. 14 | Mist | 30° /18° | 0 mm | 8 | |
| Sept. 15 | Overcast | 27° /21° | 0 mm | 5 | |
| Sept. 16 | Partly cloudy | 28° /20° | 0 mm | 9 | |
| Sept. 17 |  Moderate rain at times | 28° /18° | 4.8 mm | 9 | |
| Sept. 18 | Partly cloudy | 28° /19° | 0 mm | 8 | |
| Sept. 19 | Thundery outbreaks possible | 29° /21° | 2.2 mm | 7 | |
| Sept. 20 | Thundery outbreaks possible | 29° /22° | 3 mm | 8 | |
| Sept. 21 | Overcast | 28° /21° | 0 mm | 8 | |
| Sept. 22 | Cloudy | 31° /20° | 0 mm | 8 | |
| Sept. 23 | Cloudy | 31° /19° | 0 mm | 8 | |
| Sept. 24 | Overcast | 30° /22° | 0 mm | 7 | |
| Sept. 25 | Moderate or heavy rain shower | 26° /22° | 16.6 mm | 2 | |
| Sept. 26 |  Light rain shower | 28° /21° | 12.1 mm | 3 | |
| Sept. 27 | Fog | 26° /21° | 3.9 mm | 3 | |
| Sept. 28 | Mist | 28° /19° | 0 mm | 5 | |
| Sept. 29 | Cloudy | 28° /20° | 0 mm | 7 | |
| Sept. 30 | Overcast | 23° /19° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Lawrenceville in September 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 Lawrenceville forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lawrenceville in September - FAQ
What are the expected maximum and minimum temperatures in Lawrenceville during September?
During September, expect a variety of temperatures with highs around 28° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Lawrenceville during September?
In September, Lawrenceville can expect light to moderate rainfall, totaling 42.6 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Lawrenceville during September?
The average wind speed in Lawrenceville during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lawrenceville
Explore the daily rainfall trends and prepare for Lawrencevilles September weather 💧
Typically, Lawrenceville has 6 rainy days in September with a total of 42.6 mm of rainfall.
UV exposure in Lawrenceville during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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