Merrimack River - Hales Island Weather Forecast
- 58
- 79
Becoming Sunny
- 46
- 77
Sunny
- 43
- 68
Mostly Sunny
- 47
- 70
Mostly Sunny
- 57
- 76
Mostly Sunny
- 59
- 84
Partly Sunny
Today 18 Sep Western Essex
Mostly cloudy with a slight chance of Showers this Morning, then mostly sunny this afternoon. Patchy fog this morning. Highs in the upper 70s. North Winds around 5 Mph, becoming southwest this afternoon. Chance of rain 20 percent.
Tonight 18 Sep Western Essex
Mostly clear. Lows in the upper 50s. South Winds around 5 Mph, becoming west after midnight.
Merrimack River - Hales Island Temperature Statistics
September Temperature
Lawrence Municipal Airport (4.3 miles)
Lowest 9 September, 2025
48 °FAverage September
64 °FHighest 6 September, 2025
84.9 °F
Climate (2020–Present)
Lawrence Municipal Airport (4.3 miles)
Average Low 2020–2025
43.2 °FAverage 2020–2025
52.2 °FAverage High 2020–2025
61.2 °F