December is one of the cooler months of the year in Saint Cloud, with average highs near 23.1°C and lows around 12.3°C (mean 17.7°C). It is one of the drier months, averaging 57 mm of rainfall and 79% relative humidity across the period.
December is one of the cooler months of the year in Saint Cloud. Across 45 years of records, the warmest December in Saint Cloud was 2015 — when the month averaged 22.3°C — while the coldest was 2010 at 11.6°C. Typical December days reach 23.1°C with nights near 12.3°C. The long-term trend is warming, about 0.5°C per decade.
December is one of the drier months in Saint Cloud, averaging 57 mm of rainfall. The wettest December on record was 2002 with 255 mm, while the driest was 1987 at 12 mm.
Relative humidity in Saint Cloud during December averages 79%. The most humid December was 1994 at 90%, and the least humid was 2010 at 63%.
December receives about 3.1 kWh/m²/day of solar energy in Saint Cloud. The sunniest December was 2010 at 3.7 kWh/m²/day, and the cloudiest were 1986, 1997 and 2009 at 2.6.
Average wind speed in Saint Cloud during December is 2.4 m/s. The windiest Decembers were 2010, 2019 and 2023, among others at 2.8 m/s, while the calmest was 2021 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.7°C | 17.5°C | 17.4°C | 18.7°C | 18.5°C | +1.8°C |
| Avg High | 22.0°C | 22.8°C | 22.8°C | 24.2°C | 24.1°C | +2.1°C |
| Avg Low | 11.5°C | 12.3°C | 12.0°C | 13.2°C | 12.9°C | +1.4°C |
| Avg Rain | 59 mm | 58 mm | 69 mm | 49 mm | 44 mm | -15 mm |
December temperatures in Saint Cloud have risen by about 2.2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -6.9°C (1989) to a record high of 30.8°C (2018).
Rainfall in December is one of the drier months, averaging 57 mm, with a wettest year of 255 mm.
A good time to visit Saint Cloud
December is a good time to visit Saint Cloud, with days averaging 23.1°C and nights around 12.3°C (mean 17.7°C, cooler than Saint Cloud's yearly average) and moderate rainfall. April and November are marginally more temperate, but December still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 25.6°C | 19.5°C | 13.4°C | 30.6°C | 2.0°C | 44 mm | 76% | 2.2 m/s | — |
| 2024 | 24.8°C | 18.8°C | 12.8°C | 28.7°C | 4.6°C | 38 mm | 77% | 2.6 m/s | 3.2 |
| 2023 | 22.8°C | 18.4°C | 13.9°C | 30.0°C | 6.7°C | 89 mm | 80% | 2.8 m/s | 2.9 |
| 2022 | 22.8°C | 17.6°C | 12.4°C | 27.1°C | -1.8°C | 36 mm | 80% | 2.1 m/s | 3 |
| 2021 | 26.9°C | 21.0°C | 15.0°C | 29.5°C | 6.3°C | 32 mm | 80% | 1.8 m/s | 3.4 |
| 2020 | 21.5°C | 15.5°C | 9.6°C | 27.3°C | 1.4°C | 24 mm | 78% | 2.4 m/s | 3.3 |
| 2019 | 24.4°C | 19.3°C | 14.2°C | 29.7°C | 4.3°C | 126 mm | 82% | 2.8 m/s | 3 |
| 2018 | 24.0°C | 18.4°C | 12.8°C | 30.8°C | 3.2°C | 68 mm | 78% | 2.6 m/s | 3 |
| 2017 | 23.8°C | 18.1°C | 12.4°C | 28.0°C | 1.9°C | 24 mm | 82% | 1.9 m/s | 3.3 |
| 2016 | 26.5°C | 21.0°C | 15.6°C | 30.2°C | 5.9°C | 38 mm | 77% | 2.3 m/s | 3.3 |
| 2015 🔥 | 26.7°C | 22.3°C | 18.0°C | 29.8°C | 8.5°C | 56 mm | 86% | 2.6 m/s | 2.9 |
| 2014 | 23.1°C | 17.9°C | 12.8°C | 27.8°C | 3.7°C | 36 mm | 82% | 2 m/s | 3 |
| 2013 | 26.4°C | 20.6°C | 14.9°C | 30.2°C | 7.0°C | 19 mm | 76% | 2.4 m/s | 3.2 |
| 2012 | 24.1°C | 18.3°C | 12.6°C | 28.0°C | 1.1°C | 73 mm | 79% | 2.2 m/s | 3.1 |
| 2011 | 24.5°C | 19.3°C | 14.1°C | 28.5°C | 5.5°C | 26 mm | 78% | 2.4 m/s | 3.3 |
| 2010 ❄️ | 18.9°C | 11.6°C | 4.4°C | 25.8°C | -3.4°C | 22 mm | 63% | 2.8 m/s | 3.7 |
| 2009 | 22.5°C | 17.6°C | 12.7°C | 28.6°C | 1.6°C | 112 mm | 82% | 2.6 m/s | 2.6 |
| 2008 | 23.4°C | 17.9°C | 12.4°C | 27.0°C | 2.4°C | 25 mm | 80% | 2.2 m/s | 3.4 |
| 2007 | 26.2°C | 20.4°C | 14.7°C | 29.5°C | 3.1°C | 26 mm | 79% | 2.1 m/s | 3.3 |
| 2006 | 25.3°C | 20.6°C | 15.9°C | 30.2°C | 5.0°C | 62 mm | 78% | 2.6 m/s | 2.7 |
| 2005 | 21.0°C | 15.6°C | 10.1°C | 26.1°C | 2.9°C | 35 mm | 79% | 2.5 m/s | 3.1 |
| 2004 | 21.3°C | 16.1°C | 10.8°C | 28.0°C | 0.5°C | 64 mm | 80% | 2.5 m/s | 2.9 |
| 2003 | 21.6°C | 15.6°C | 9.6°C | 26.9°C | 0.8°C | 69 mm | 76% | 2.5 m/s | 3.4 |
| 2002 🌧️ | 20.4°C | 14.7°C | 9.0°C | 26.6°C | 1.5°C | 255 mm | 85% | 2.4 m/s | 3.1 |
| 2001 | 23.3°C | 18.9°C | 14.4°C | 27.5°C | 3.4°C | 25 mm | 84% | 2.1 m/s | 3.2 |
| 2000 | 22.9°C | 16.6°C | 10.4°C | 30.1°C | -3.0°C | 21 mm | 70% | 2.8 m/s | 3.2 |
| 1999 | 21.6°C | 16.5°C | 11.3°C | 26.8°C | 1.5°C | 54 mm | 82% | 2.2 m/s | 3.1 |
| 1998 | 25.6°C | 20.2°C | 14.9°C | 28.8°C | 4.5°C | 31 mm | 80% | 2.1 m/s | 3.1 |
| 1997 | 20.6°C | 15.9°C | 11.3°C | 26.8°C | 1.5°C | 209 mm | 88% | 2.5 m/s | 2.6 |
| 1996 | 23.9°C | 18.0°C | 12.1°C | 28.3°C | -0.2°C | 54 mm | 76% | 2.3 m/s | 3.1 |
| 1995 | 20.4°C | 15.3°C | 10.1°C | 25.4°C | -2.0°C | 46 mm | 82% | 2.3 m/s | 3.1 |
| 1994 | 22.2°C | 17.8°C | 13.4°C | 27.4°C | 4.5°C | 95 mm | 90% | 2.3 m/s | 2.7 |
| 1993 | 21.6°C | 15.5°C | 9.5°C | 26.7°C | 1.8°C | 28 mm | 73% | 2.6 m/s | 3.3 |
| 1992 | 23.2°C | 18.1°C | 12.9°C | 26.4°C | 3.5°C | 25 mm | 84% | 2.3 m/s | 2.8 |
| 1991 | 23.8°C | 18.5°C | 13.3°C | 28.7°C | 3.4°C | 15 mm | 78% | 2.3 m/s | 3.1 |
| 1990 | 25.2°C | 19.6°C | 13.9°C | 29.8°C | 5.4°C | 21 mm | 74% | 2.3 m/s | 3.1 |
| 1989 | 18.8°C | 13.0°C | 7.2°C | 25.5°C | -6.9°C | 109 mm | 78% | 2.4 m/s | 3 |
| 1988 | 22.5°C | 16.8°C | 11.1°C | 27.9°C | -1.2°C | 26 mm | 79% | 2.1 m/s | 3.2 |
| 1987 | 22.0°C | 16.9°C | 11.7°C | 26.1°C | 0.2°C | 12 mm | 83% | 2.2 m/s | 2.9 |
| 1986 | 23.9°C | 19.4°C | 14.8°C | 29.1°C | 8.9°C | 106 mm | 80% | 2.7 m/s | 2.6 |
| 1985 | 19.8°C | 14.2°C | 8.6°C | 26.5°C | -4.5°C | 49 mm | 75% | 2.5 m/s | 3.2 |
| 1984 | 24.3°C | 19.2°C | 14.1°C | 27.5°C | 0.9°C | 13 mm | 78% | 2 m/s | 2.9 |
| 1983 | 20.9°C | 16.2°C | 11.5°C | 28.0°C | -6.0°C | 132 mm | 85% | 2.6 m/s | — |
| 1982 | 23.4°C | 18.9°C | 14.4°C | 27.7°C | 2.4°C | 38 mm | 82% | 2.6 m/s | — |
| 1981 | 22.1°C | 16.0°C | 9.9°C | 29.0°C | -2.2°C | 43 mm | 71% | 2.6 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 23.1°C with lows near 12.3°C (mean 17.7°C), based on 45 years of NASA POWER data.
December averages 57 mm of rainfall in Saint Cloud, one of the drier months. The wettest on record was 255 mm in 2002.
The hottest December reached 30.8°C in 2018. The coldest dipped to -6.9°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 2.2°C. Daytime highs moved from 22.1°C to 24.6°C and overnight lows from 11.7°C to 13.5°C over the same span.
December is one of the cooler months of the year in Saint Cloud and one of the drier months, so plan for around 23.1°C daytime highs and 12.3°C at night.
Not quite — December is the 2nd coolest month in Saint Cloud, averaging 17.7°C.
For December in Saint Cloud, pack light layers you can adjust through the day, with typical highs of 23.1°C and lows of 12.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 79% — quite humid.
Average wind speed in December is 2.4 m/s. The windiest December on record averaged 2.8 m/s (2000).
The wettest December on record was 2002 with 255 mm. On average, December sees 57 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 Saint Cloud 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.
