Onslow County (Jacksonville)
September
Weather in Onslow County, North Carolina for September 2027
Your guide to Onslow County weather in September - trends and predictions
In general, the average temperature in Onslow County at the beginning of September is 30.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 27 °C by the end of September.
Onslow County experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 228.6 mm.
Is September a good time to visit Onslow County? check out the best time to travel to Onslow County page.
✨ Is September a good time to visit Onslow County? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
28°/20°
Temperatures
15 km/h
Avg max wind
76 %
Avg humidity
Onslow County Weather September
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Temperatures trend during September in Onslow County
See the weather trend as well as the moving average line
September weather in Onslow County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 30° /20° | 0.1 mm | 8 | |
| Sept. 2 |  Moderate or heavy rain shower | 30° /21° | 7.6 mm | 8 | |
| Sept. 3 |  Sunny | 31° /20° | 0 mm | 8 | |
| Sept. 4 | Sunny | 32° /21° | 0.2 mm | 8 | |
| Sept. 5 |  Moderate rain | 31° /21° | 19.2 mm | 7 | |
| Sept. 6 | Moderate rain | 29° /21° | 11.2 mm | 6 | |
| Sept. 7 |  Heavy rain | 28° /20° | 31.2 mm | 7 | |
| Sept. 8 | Patchy rain possible | 26° /18° | 0.1 mm | 6 | |
| Sept. 9 |  Overcast | 27° /18° | 0 mm | 7 | |
| Sept. 10 | Sunny | 27° /18° | 0.1 mm | 7 | |
| Sept. 11 | Overcast | 29° /19° | 0.3 mm | 7 | |
| Sept. 12 |  Light rain | 28° /20° | 3.8 mm | 5 | |
| Sept. 13 | Moderate rain | 26° /21° | 20.8 mm | 5 | |
| Sept. 14 | Patchy rain possible | 29° /20° | 0.4 mm | 7 | |
| Sept. 15 | Patchy rain possible | 28° /19° | 0.2 mm | 6 | |
| Sept. 16 | Heavy rain | 24° /18° | 61.9 mm | 5 | |
| Sept. 17 | Light rain | 26° /19° | 5.3 mm | 6 | |
| Sept. 18 | Light rain | 31° /20° | 2.9 mm | 7 | |
| Sept. 19 | Light rain | 29° /21° | 4.4 mm | 6 | |
| Sept. 20 | Overcast | 30° /20° | 0 mm | 6 | |
| Sept. 21 |  Cloudy | 29° /19° | 0.7 mm | 6 | |
| Sept. 22 | Patchy rain possible | 28° /20° | 1.8 mm | 5 | |
| Sept. 23 | Patchy rain possible | 26° /20° | 1 mm | 5 | |
| Sept. 24 | Patchy rain possible | 26° /19° | 2.1 mm | 5 | |
| Sept. 25 | Patchy rain possible | 27° /19° | 1.5 mm | 5 | |
| Sept. 26 | Light rain | 27° /20° | 8.4 mm | 6 | |
| Sept. 27 | Moderate rain | 26° /20° | 18.3 mm | 6 | |
| Sept. 28 | Light rain | 28° /20° | 3.5 mm | 7 | |
| Sept. 29 | Moderate rain | 27° /19° | 14 mm | 6 | |
| Sept. 30 | Light rain | 27° /20° | 7.7 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Onslow County 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 Onslow County forecast closer to your planned date for the most up-to-date weather information.
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Onslow County in September - FAQ
What are the expected maximum and minimum temperatures in Onslow County 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 Onslow County during September?
Significant rainfall exceeding 228.6 mm is expected in Onslow County during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Onslow County during September?
The average wind speed in Onslow County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Onslow County
Explore the daily rainfall trends and prepare for Onslow Countys September weather 💧
Typically, Onslow County has 10 rainy days in September with a total of 228.6 mm of rainfall.
UV exposure in Onslow County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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