South Ashburnham Weather Forecast
- 54
- 78
Becoming Sunny
- 42
- 73
Mostly Sunny
- 41
- 67
Sunny
- 46
- 70
Partly Sunny
- 53
- 74
Partly Sunny
- 57
- 79
Partly Sunny
Today 18 Sep Northern Worcester
Partly sunny with a slight chance of Showers in the Morning, then sunny in the afternoon. Patchy fog in the morning. Highs in the upper 70s. North Winds around 5 Mph, becoming west in the afternoon. Chance of rain 20 percent.
Tonight 18 Sep Northern Worcester
Mostly clear. Lows in the mid 50s. West Winds around 5 Mph.
South Ashburnham Temperature Statistics
September Temperature
Fitchburg, Fitchburg Municipal Airport (9.9 miles)
Lowest 11 September, 2025
44.1 °FAverage September
64 °FHighest 6 September, 2025
84 °F
Climate (2020–Present)
Fitchburg, Fitchburg Municipal Airport (9.9 miles)
Average Low 2020–2025
41.8 °FAverage 2020–2025
51.9 °FAverage High 2020–2025
61.8 °F