Weather in Onslow County, North Carolina for July 2025
Coastal Flood Advisory - See hour by hour.
Until now, July 2025 in Onslow County has been nearly identical to the historical average, with a temperature of 31.3 °F (showing only a slight deviation of 0.3 °F).
Expect cooler weather in the next days in Onslow County with the forecast suggesting a temperature of 33.9 °F, lower than the historical average.
In general, the average temperature in Onslow County at the beginning of July is 30.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 36.9 °F by the end of July.
Onslow County experiences heavy rainfall in July, with over 20 rainy days and an average total precipitation 387.6 mm.
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Onslow County Weather July
Temperatures trend during July in Onslow County
July weather in Onslow County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Partly cloudy | 34° /25° | 0 mm | 8 | |
| Jul. 2 |  Light rain shower | 29° /25° | 10.5 mm | 6 | |
| Jul. 3 |  Moderate or heavy rain shower | 28° /23° | 33.3 mm | 6 | |
| Jul. 4 |  Moderate or heavy rain with thunder | 32° /24° | 4.7 mm | 7 | |
| Jul. 5 |  Fog | 31° /24° | 0 mm | 7 | |
| Jul. 6 | Moderate or heavy rain shower | 28° /24° | 17.4 mm | 6 | |
| Jul. 7 | Moderate or heavy rain shower | 29° /25° | 29.8 mm | 6 | |
| Jul. 8 |  Overcast | 31° /26° | 0 mm | 7 | |
| Jul. 9 | Moderate or heavy rain shower | 29° /25° | 6.2 mm | 6 | |
| Jul. 10 | Overcast | 30° /25° | 0 mm | 7 | |
| Jul. 11 | Moderate or heavy rain shower | 28° /24° | 36 mm | 6 | |
| Jul. 12 |  Cloudy | 33° /25° | 0 mm | 7 | |
| Jul. 13 | Fog | 33° /24° | 0 mm | 7 | |
| Jul. 14 | Fog | 30° /25° | 0 mm | 7 | |
| Jul. 15 |  Heavy rain at times | 30° /25° | 4.6 mm | 7 | |
| Jul. 16 | Cloudy | 31° /25° | 0 mm | 7 | |
| Jul. 17 | Moderate or heavy rain shower | 33° /25° | 5.8 mm | 7 | |
| Jul. 18 | Moderate or heavy rain shower | 34° /24° | 19.7 mm | 8 | |
| Jul. 19 | Moderate or heavy rain shower | 33° /24° | 14.6 mm | 7 | |
| Jul. 20 | Patchy rain possible | 34° /25° | 0.6 mm | 8 | |
| Jul. 21 | Moderate or heavy rain shower | 34° /25° | 14.5 mm | 8 | |
| Jul. 22 |  Moderate rain | 30° /26° | 9.6 mm | 2.1 | |
| Jul. 23 | Partly cloudy | 33° /24° | 0 mm | 2.1 | |
| Jul. 24 |  Thundery outbreaks possible | 33° /25° | 0 mm | 2.5 | |
| Jul. 25 |  Sunny | 35° /26° | 0 mm | 2.8 | |
| Jul. 26 | Patchy rain possible | 38° /24° | 0.3 mm | 0.1 | |
| Jul. 27 | Patchy rain possible | 38° /26° | 0.7 mm | 6 | |
| Jul. 28 | Sunny | 36° /25° | 0 mm | 7 | |
| Jul. 29 | Patchy rain possible | 37° /25° | 0.2 mm | 7 | |
| Jul. 30 | Sunny | 37° /26° | 0 mm | 8 | |
| Jul. 31 | Moderate rain | 37° /24° | 5.6 mm | 6 | |
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Onslow County in July - FAQ
July rainfall patterns in Onslow County
UV exposure in Onslow County during July
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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.