Okotoks climate

Okotoks Weather in December

NASA POWER reanalysis for the half-degree grid cell around Okotoks, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 0°C on December 1 to -3°C on December 31, and lows from -9°C to -12°C. Normal precipitation for the month is 19 mm over about 6 wet days.

December day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Okotoks, in °C, with the record for each date.-40-30-20-1001020151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

December at a glance

Average high
-2°C
Average low
-10°C
Precipitation
19 mm
Reanalysis high
11°CDec 1, 2002
Reanalysis low
-35°CDec 29, 1992
Daylight
8 h 18 min to 8 h 02 min
Cloud cover
73%
Humidity
79%
Dew point
-10°C
Wind
13.3 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Dec 10°C-9°C11°C 2002-19°C 200719%
Dec 2-1°C-9°C7°C 2020-21°C 199420%
Dec 3-1°C-9°C7°C 2020-22°C 199419%
Dec 4-1°C-9°C7°C 2020-21°C 199419%
Dec 5-1°C-9°C8°C 2020-24°C 201318%
Dec 6-1°C-9°C8°C 2020-27°C 201317%
Dec 7-1°C-9°C7°C 2017-27°C 201316%
Dec 8-1°C-10°C8°C 2020-27°C 199516%
Dec 9-2°C-10°C7°C 2017-23°C 201615%
Dec 10-2°C-10°C7°C 2017-23°C 200014%
Dec 11-2°C-10°C7°C 2017-24°C 200015%
Dec 12-2°C-10°C6°C 2002-24°C 200914%
Dec 13-2°C-10°C7°C 1998-28°C 200814%
Dec 14-2°C-10°C6°C 1997-30°C 200815%
Dec 15-2°C-10°C8°C 2002-29°C 200816%
Dec 16-2°C-10°C7°C 2002-26°C 201616%
Dec 17-2°C-10°C5°C 2004-25°C 201615%
Dec 18-2°C-10°C5°C 2004-22°C 199214%
Dec 19-2°C-10°C8°C 2004-29°C 200814%
Dec 20-2°C-10°C5°C 1994-31°C 200815%
Dec 21-2°C-11°C5°C 2005-29°C 199616%
Dec 22-3°C-11°C5°C 2005-32°C 199617%
Dec 23-3°C-11°C7°C 1999-33°C 199618%
Dec 24-3°C-11°C7°C 1999-29°C 199619%
Dec 25-3°C-11°C8°C 2005-28°C 199619%
Dec 26-3°C-11°C10°C 1999-30°C 201718%
Dec 27-3°C-12°C11°C 1999-29°C 199219%
Dec 28-3°C-12°C9°C 1999-35°C 199220%
Dec 29-3°C-12°C7°C 1999-35°C 199220%
Dec 30-3°C-12°C4°C 1997-35°C 199219%
Dec 31-3°C-12°C4°C 1997-32°C 201720%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Okotoks, in percent.051015201102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (MST).

December 1
sunrise 8:16 AM, sunset 4:34 PM
December 31
sunrise 8:38 AM, sunset 4:40 PM

Every day of December: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: 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.