Saint-Louis-de-Terrebonne Weather in December
Average highs run from 2°C on December 1 to -4°C on December 31, and lows from -5°C to -13°C. Normal precipitation for the month is 74 mm over about 16 wet days.
December day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- -1°C
- Average low
- -9°C
- Precipitation
- 74 mm
- Record high
- 17°CDec 24, 2015
- Record low
- -31°CDec 27, 1993
- Daylight
- 8 h 57 min to 8 h 45 min
- Cloud cover
- 73%
- Humidity
- 91%
- Dew point
- -8°C
- Wind
- 15.8 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 2°C | -5°C | 13°C 2010 | -18°C 1989 | 47% |
| Dec 2 | 2°C | -5°C | 11°C 1998 | -20°C 1989 | 48% |
| Dec 3 | 1°C | -6°C | 14°C 1982 | -24°C 1978 | 48% |
| Dec 4 | 1°C | -5°C | 13°C 1982 | -23°C 1976 | 47% |
| Dec 5 | 1°C | -7°C | 16°C 2001 | -21°C 1995 | 45% |
| Dec 6 | 0°C | -7°C | 15°C 2001 | -17°C 1991 | 46% |
| Dec 7 | -1°C | -7°C | 11°C 2022 | -17°C 1991 | 47% |
| Dec 8 | -2°C | -11°C | 7°C 1974 | -23°C 2000 | 46% |
| Dec 9 | -1°C | -10°C | 10°C 2019 | -24°C 1989 | 45% |
| Dec 10 | 0°C | -8°C | 11°C 2015 | -23°C 1976 | 46% |
| Dec 11 | 0°C | -7°C | 15°C 2015 | -23°C 1983 | 46% |
| Dec 12 | -1°C | -9°C | 11°C 2015 | -27°C 1977 | 45% |
| Dec 13 | -1°C | -10°C | 10°C 2001 | -26°C 1989 | 45% |
| Dec 14 | -1°C | -8°C | 10°C 1975 | -27°C 1976 | 44% |
| Dec 15 | -1°C | -9°C | 12°C 2006 | -24°C 1980 | 45% |
| Dec 16 | -2°C | -9°C | 15°C 2021 | -23°C 1988 | 46% |
| Dec 17 | -2°C | -9°C | 9°C 2015 | -28°C 2013 | 47% |
| Dec 18 | -3°C | -10°C | 7°C 2023 | -24°C 1973 | 47% |
| Dec 19 | -3°C | -12°C | 5°C 2011 | -29°C 1985 | 47% |
| Dec 20 | -3°C | -10°C | 8°C 1988 | -28°C 1983 | 47% |
| Dec 21 | -1°C | -10°C | 6°C 1988 | -28°C 1983 | 46% |
| Dec 22 | -1°C | -9°C | 7°C 1994 | -25°C 1989 | 45% |
| Dec 23 | 0°C | -8°C | 11°C 2015 | -23°C 1989 | 46% |
| Dec 24 | -8°C | 17°C 2015 | -26°C 1989 | 47% | |
| Dec 25 | -2°C | 14°C 2020 | -31°C 1980 | 46% | |
| Dec 26 | -3°C | -11°C | 8°C 1982 | -29°C 1985 | 46% |
| Dec 27 | -3°C | -10°C | 8°C 2014 | -31°C 1993 | 47% |
| Dec 28 | -2°C | -10°C | 13°C 1982 | -29°C 1993 | 48% |
| Dec 29 | -4°C | -11°C | 8°C 1982 | -27°C 1993 | 49% |
| Dec 30 | -5°C | -13°C | 8°C 2022 | -30°C 1989 | 49% |
| Dec 31 | -4°C | -13°C | 10°C 2004 | -27°C 1989 | 49% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EST).
- December 1
- sunrise 7:16 AM, sunset 4:13 PM
- December 31
- sunrise 7:36 AM, sunset 4:21 PM
Other months
Sources
Records: NOAA GHCN-Daily, station CA007026612, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.