Onslow Weather Forecast
- 64
- 67
Rain Showers
- 52
- 69
Rain Showers
- 47
- 64
Mostly Sunny
- 51
- 65
Mostly Sunny
- 44
- 65
Mostly Sunny
- 45
- 61
Mostly Sunny
Today 30 Sep Jones
Showers likely. Highs in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.
Tonight 30 Sep Jones
Showers. A chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall after midnight. Humid with Lows in the mid 60s. South Winds around 5 Mph. Chance of rain near 100 percent.
Onslow Temperature Statistics
September Temperature
Monticello Regional Airport (10.6 miles)
Lowest 23 September, 2026
48.2 °FAverage September
67.7 °FHighest 1 September, 2026
93.2 °F
Climate (2021–2026)
Monticello Regional Airport (10.6 miles)
Average Low 2021–2026
37.4 °FAverage 2021–2026
48.1 °FAverage High 2021–2026
58.4 °F