Onslow County (Jacksonville)
August
Weather in Onslow County, North Carolina for August 2026
Your guide to Onslow County weather in August - trends and predictions
So far, August 2026 in Onslow County is slightly warmer than the historical average by 1.9 °F.
The forecast for the upcoming days in Onslow County predicts a temperature of 32.6 °F, which is slightly above the historical average.
In general, the average temperature in Onslow County at the beginning of August is 29.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 29 °F by the end of August.
Onslow County experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 375.4 mm.
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Temperatures
Rain 🌧️
More
8
Dry days
23
Rainy days
0
Snow days
30°/22°
Temperatures
13 km/h
Avg max wind
75 %
Avg humidity
Onslow County Weather August
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Temperatures trend during August in Onslow County
See the weather trend as well as the moving average line
August weather in Onslow County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Heavy rain at times | 34° /24° | 9.4 mm | 9 | |
| Aug. 2 | Heavy rain at times | 30° /23° | 13.9 mm | 8 | |
| Aug. 3 |  Moderate or heavy rain shower | 29° /23° | 16.8 mm | 6 | |
| Aug. 4 | Moderate or heavy rain shower | 29° /22° | 12.5 mm | 6 | |
| Aug. 5 | Heavy rain at times | 29° /22° | 11 mm | 8 | |
| Aug. 6 | Moderate or heavy rain shower | 28° /22° | 27.3 mm | 7 | |
| Aug. 7 | Moderate or heavy rain shower | 28° /23° | 41.4 mm | 8 | |
| Aug. 8 | Moderate or heavy rain shower | 29° /22° | 14.6 mm | 8 | |
| Aug. 9 | Moderate or heavy rain shower | 31° /22° | 8.5 mm | 8 | |
| Aug. 10 | Moderate or heavy rain shower | 32° /23° | 17.2 mm | 9 | |
| Aug. 11 | Moderate or heavy rain shower | 31° /23° | 31.6 mm | 8 | |
| Aug. 12 | Moderate or heavy rain shower | 31° /23° | 7.3 mm | 8 | |
| Aug. 13 |  Overcast | 32° /22° | 9.3 mm | 8 | |
| Aug. 14 | Overcast | 33° /23° | 0.7 mm | 8 | |
| Aug. 15 | Moderate or heavy rain shower | 32° /23° | 10.9 mm | 8 | |
| Aug. 16 |  Partly cloudy | 32° /22° | 5.2 mm | 8 | |
| Aug. 17 | Moderate rain at times | 33° /21° | 0.5 mm | 8 | |
| Aug. 18 |  Sunny | 39° /26° | 0 mm | 9.2 | |
| Aug. 19 | Sunny | 38° /24° | 10.8 mm | 8.9 | |
| Aug. 20 | Sunny | 39° /23° | 7.2 mm | 9.2 | |
| Aug. 21 |  Thundery outbreaks possible | 36° /22° | 11.7 mm | 9.2 | |
| Aug. 22 | Overcast | 34° /22° | 15.8 mm | 7 | |
| Aug. 23 | Overcast | 33° /22° | 0.4 mm | 7 | |
| Aug. 24 |  Patchy rain possible | 34° /21° | 2.3 mm | 7 | |
| Aug. 25 | Patchy rain possible | 35° /23° | 1.8 mm | 8 | |
| Aug. 26 | Sunny | 32° /23° | 2.8 mm | 8 | |
| Aug. 27 | Light rain shower | 26° /21° | 51.2 mm | 6 | |
| Aug. 28 | Overcast | 28° /20° | 2.1 mm | 7 | |
| Aug. 29 | Sunny | 27° /18° | 0 mm | 7 | |
| Aug. 30 | Sunny | 27° /16° | 0 mm | 7 | |
| Aug. 31 | Sunny | 28° /18° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Onslow 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 Onslow County forecast closer to your planned date for the most up-to-date weather information.
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Onslow County in August - FAQ
What are the expected maximum and minimum temperatures in Onslow County during August?
During August, expect a variety of temperatures with highs around 30° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in Onslow County during August?
Significant rainfall exceeding 375.4 mm is expected in Onslow County during August, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Onslow County during August?
The average wind speed in Onslow County during August is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Onslow County
Explore the daily rainfall trends and prepare for Onslow Countys August weather 💧
Typically, Onslow County has 23 rainy days in August with a total of 375.4 mm of rainfall.
UV exposure in Onslow County during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Where is Onslow County?Get accurate weather forecasts for Onslow County, located at latitude 34.754 and longitude -77.43. Stay updated with localized weather information tailored for Onslow County.
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