Rensselaer Weather Forecast
- 21
- 52
Rain Showers
- 32
- 39
Partly Sunny
- 23
- 51
Partly Sunny
- 29
- 41
Mostly Cloudy
- 39
- 46
Mostly Cloudy
- 37
- 55
Mostly Cloudy
Today 18 Dec Ralls
Cloudy with rain Showers in the Morning, then mostly sunny in the afternoon. Breezy with Highs in the lower 50s. Temperature falling into the upper 30s in the afternoon. West Winds 15 to 25 Mph. Gusts up to 35 Mph, increasing to 45 Mph in the afternoon. Chance of rain 90 percent.
Tonight 18 Dec Ralls
Mostly cloudy with isolated snow Showers in the Evening, then mostly clear after midnight. Breezy and much cooler with Lows around 20. Northwest Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of snow 20 percent.
Rensselaer Temperature Statistics
December Temperature
Quincy Regional Airport-Baldwin Field (25.5 miles)
Lowest 14 December, 2025
-4 °FAverage December
23.4 °FHighest 10 December, 2025
46.9 °F
Climate (2020–Present)
Quincy Regional Airport-Baldwin Field (25.5 miles)
Average Low 2020–2025
45.6 °FAverage 2020–2025
55.1 °FAverage High 2020–2025
64.8 °F