December is one of the cooler months of the year in Utica, with average highs near -0.4°C and lows around -7.4°C (mean -3.9°C). It is about average for rainfall, averaging 96 mm of rainfall and 92% relative humidity across the period.
December is one of the cooler months of the year in Utica. Across 45 years of records, the warmest December in Utica was 2015 — when the month averaged 2.9°C — while the coldest was 1989 at -11.6°C. Typical December days reach -0.4°C with nights near -7.4°C. The long-term trend is warming, about 0.4°C per decade.
December is about average for rainfall in Utica, averaging 96 mm of rainfall. The wettest December on record was 2023 with 173 mm, while the driest was 1999 at 46 mm.
Relative humidity in Utica during December averages 92%. The most humid December was 1985 at 97%, and the least humid was 1999 at 86%.
December receives about 1.1 kWh/m²/day of solar energy in Utica. The sunniest Decembers were 1989, 1995 and 2001 at 1.3 kWh/m²/day, and the cloudiest was 2007 at 0.8.
Average wind speed in Utica during December is 0.5 m/s. The windiest Decembers were 2008 and 2025 at 0.6 m/s, while the calmest were 2021, 2022 and 2023, among others at 0.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -5.3°C | -3.5°C | -4.5°C | -3.2°C | -3.0°C | +2.3°C |
| Avg High | -1.7°C | 0.1°C | -1.0°C | 0.1°C | 0.5°C | +2.2°C |
| Avg Low | -8.8°C | -7.1°C | -7.9°C | -6.5°C | -6.5°C | +2.3°C |
| Avg Rain | 81 mm | 88 mm | 102 mm | 97 mm | 118 mm | +36 mm |
December temperatures in Utica have risen by about 1.6°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -25.3°C (1993) to a record high of 17.9°C (2015).
Rainfall in December is about average for rainfall, averaging 96 mm, with a wettest year of 173 mm.
A quieter season to visit Utica
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Utica. That said, December — with days averaging -0.4°C and nights around -7.4°C (mean -3.9°C) and higher rainfall (96 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | -2.6°C | -6.9°C | -11.2°C | 7.8°C | -21.2°C | 111 mm | 94% | 0.6 m/s | — |
| 2024 | -0.7°C | -4.0°C | -7.3°C | 9.1°C | -16.6°C | 109 mm | 93% | 0.5 m/s | 1.1 |
| 2023 🌧️ | 2.8°C | -0.3°C | -3.5°C | 8.0°C | -12.4°C | 173 mm | 95% | 0.4 m/s | 1.1 |
| 2022 | 0.3°C | -3.5°C | -7.2°C | 10.7°C | -18.4°C | 123 mm | 94% | 0.4 m/s | 1.1 |
| 2021 | 2.2°C | -1.0°C | -4.3°C | 11.8°C | -12.0°C | 96 mm | 91% | 0.4 m/s | 1.1 |
| 2020 | 0.9°C | -2.4°C | -5.8°C | 13.9°C | -13.8°C | 93 mm | 89% | 0.5 m/s | 0.9 |
| 2019 | -0.8°C | -4.2°C | -7.5°C | 4.7°C | -19.9°C | 114 mm | 95% | 0.4 m/s | 1.1 |
| 2018 | 0.3°C | -3.2°C | -6.7°C | 9.8°C | -11.7°C | 90 mm | 93% | 0.5 m/s | 1.1 |
| 2017 | -2.8°C | -5.9°C | -9.0°C | 9.7°C | -22.1°C | 66 mm | 91% | 0.5 m/s | 1.2 |
| 2016 | -0.6°C | -4.0°C | -7.4°C | 6.2°C | -20.3°C | 91 mm | 91% | 0.5 m/s | 1 |
| 2015 🔥 | 6.4°C | 2.9°C | -0.7°C | 17.9°C | -6.4°C | 115 mm | 90% | 0.4 m/s | 1 |
| 2014 | -0.6°C | -3.6°C | -6.7°C | 7.7°C | -16.8°C | 100 mm | 94% | 0.5 m/s | 0.9 |
| 2013 | -1.5°C | -4.8°C | -8.1°C | 15.7°C | -19.2°C | 91 mm | 94% | 0.5 m/s | 0.9 |
| 2012 | 1.4°C | -2.1°C | -5.5°C | 16.3°C | -17.4°C | 146 mm | 94% | 0.5 m/s | 1 |
| 2011 | 2.3°C | -1.5°C | -5.3°C | 8.5°C | -13.8°C | 85 mm | 91% | 0.5 m/s | 1.2 |
| 2010 | -3.2°C | -5.9°C | -8.6°C | 12.7°C | -15.0°C | 67 mm | 92% | 0.5 m/s | 1 |
| 2009 | -2.0°C | -5.3°C | -8.7°C | 11.6°C | -18.5°C | 87 mm | 92% | 0.5 m/s | 1.2 |
| 2008 | -1.3°C | -5.1°C | -8.8°C | 10.7°C | -18.1°C | 159 mm | 93% | 0.6 m/s | 1 |
| 2007 | -2.3°C | -5.8°C | -9.3°C | 2.6°C | -19.3°C | 130 mm | 96% | 0.5 m/s | 0.8 |
| 2006 | 2.8°C | -0.4°C | -3.7°C | 17.2°C | -13.7°C | 88 mm | 93% | 0.4 m/s | 1.1 |
| 2005 | -3.2°C | -6.6°C | -9.9°C | 3.6°C | -22.0°C | 83 mm | 96% | 0.4 m/s | 0.9 |
| 2004 | -1.0°C | -4.7°C | -8.4°C | 9.9°C | -23.4°C | 125 mm | 93% | 0.5 m/s | 0.9 |
| 2003 | -0.7°C | -3.8°C | -6.8°C | 7.4°C | -13.0°C | 103 mm | 92% | 0.5 m/s | 1.2 |
| 2002 | -2.1°C | -5.5°C | -8.8°C | 4.4°C | -20.0°C | 107 mm | 94% | 0.5 m/s | 1.2 |
| 2001 | 3.0°C | -0.7°C | -4.3°C | 15.4°C | -11.7°C | 57 mm | 89% | 0.5 m/s | 1.3 |
| 2000 | -3.5°C | -7.0°C | -10.4°C | 12.6°C | -15.2°C | 87 mm | 90% | 0.5 m/s | 1.2 |
| 1999 | 0.7°C | -2.8°C | -6.4°C | 13.9°C | -14.8°C | 46 mm | 86% | 0.5 m/s | 1 |
| 1998 | 3.5°C | -0.7°C | -4.8°C | 14.3°C | -15.0°C | 50 mm | 87% | 0.5 m/s | 1.1 |
| 1997 | -0.5°C | -4.0°C | -7.4°C | 3.0°C | -18.1°C | 78 mm | 93% | 0.5 m/s | 1.2 |
| 1996 | 0.6°C | -2.1°C | -4.8°C | 9.4°C | -17.3°C | 154 mm | 94% | 0.4 m/s | 1.1 |
| 1995 | -4.5°C | -7.4°C | -10.3°C | 2.9°C | -18.9°C | 66 mm | 94% | 0.5 m/s | 1.3 |
| 1994 | 1.2°C | -3.2°C | -7.5°C | 10.1°C | -21.6°C | 77 mm | 92% | 0.4 m/s | 1 |
| 1993 | -1.2°C | -5.1°C | -9.1°C | 5.3°C | -25.3°C | 91 mm | 93% | 0.5 m/s | 1 |
| 1992 | -0.1°C | -3.7°C | -7.3°C | 7.9°C | -16.3°C | 80 mm | 92% | 0.5 m/s | 1 |
| 1991 | 0.2°C | -3.9°C | -7.9°C | 10.5°C | -17.3°C | 93 mm | 91% | 0.5 m/s | 1.2 |
| 1990 | 1.4°C | -2.3°C | -6.0°C | 11.0°C | -14.4°C | 146 mm | 90% | 0.5 m/s | 1 |
| 1989 ❄️ | -7.7°C | -11.6°C | -15.5°C | 0.5°C | -24.2°C | 49 mm | 93% | 0.5 m/s | 1.3 |
| 1988 | -1.4°C | -5.1°C | -8.9°C | 6.2°C | -20.2°C | 53 mm | 87% | 0.5 m/s | 1.1 |
| 1987 | 0.0°C | -3.3°C | -6.5°C | 6.9°C | -18.7°C | 62 mm | 92% | 0.5 m/s | 1.1 |
| 1986 | -0.4°C | -4.0°C | -7.6°C | 3.0°C | -15.0°C | 82 mm | 93% | 0.5 m/s | 1.1 |
| 1985 | -3.4°C | -7.0°C | -10.6°C | 3.5°C | -18.7°C | 68 mm | 97% | 0.5 m/s | 1 |
| 1984 | 1.4°C | -2.0°C | -5.4°C | 15.5°C | -12.5°C | 118 mm | 92% | 0.5 m/s | 0.9 |
| 1983 | -4.0°C | -7.5°C | -11.0°C | 4.3°C | -22.7°C | 165 mm | 93% | 0.5 m/s | — |
| 1982 | 3.0°C | -1.2°C | -5.4°C | 15.0°C | -17.2°C | 66 mm | 86% | 0.5 m/s | — |
| 1981 | -2.5°C | -5.6°C | -8.6°C | 2.8°C | -16.7°C | 67 mm | 95% | 0.5 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around -0.4°C with lows near -7.4°C (mean -3.9°C), based on 45 years of NASA POWER data.
December averages 96 mm of rainfall in Utica, about average for rainfall. The wettest on record was 173 mm in 2023.
The hottest December reached 17.9°C in 2015. The coldest dipped to -25.3°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.6°C. Daytime highs moved from -1.1°C to 0.4°C and overnight lows from -8.2°C to -6.7°C over the same span.
December is one of the cooler months of the year in Utica and about average for rainfall, so plan for around -0.4°C daytime highs and -7.4°C at night.
Not quite — December is the 3rd coolest month in Utica, averaging -3.9°C.
For December in Utica, pack warm layers and a jacket for chilly mornings, with typical highs of -0.4°C and lows of -7.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 92% — quite humid.
Average wind speed in December is 0.5 m/s. The windiest December on record averaged 0.6 m/s (2008).
The wettest December on record was 2023 with 173 mm. On average, December sees 96 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Utica behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
