Sarnia climate

Sarnia Weather in February

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

Average highs run from -1°C on February 1 to 2°C on February 28, and lows from -9°C to -6°C. Normal precipitation for the month is 45 mm over about 9 wet days.

February day by day

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

Normal daily high and low temperature at Sarnia, in °C, with the record for each date.-30-20-10010201510152025
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

February at a glance

Average high
0°C
Average low
-8°C
Precipitation
45 mm
Reanalysis high
18°CFeb 26, 2000
Reanalysis low
-30°CFeb 20, 2015
Daylight
9 h 58 min to 11 h 11 min
Cloud cover
75%
Humidity
85%
Dew point
-6°C
Wind
21.2 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
Feb 1-1°C-9°C6°C 2012-19°C 201932%
Feb 2-1°C-9°C5°C 2006-19°C 199633%
Feb 3-1°C-9°C8°C 2016-21°C 199633%
Feb 4-1°C-9°C9°C 1991-22°C 199633%
Feb 5-1°C-9°C5°C 1991-22°C 201532%
Feb 6-1°C-9°C7°C 2012-20°C 201432%
Feb 7-1°C-9°C8°C 2019-19°C 201432%
Feb 8-1°C-9°C6°C 1991-18°C 201432%
Feb 9-1°C-9°C11°C 2001-17°C 199433%
Feb 10-1°C-9°C12°C 2009-18°C 200832%
Feb 11-1°C-9°C15°C 1999-21°C 201433%
Feb 12-1°C-9°C11°C 1999-21°C 201432%
Feb 13-1°C-8°C4°C 2001-24°C 201532%
Feb 14-1°C-8°C6°C 2002-19°C 201533%
Feb 150°C-8°C8°C 2002-22°C 201533%
Feb 160°C-8°C9°C 2006-23°C 201533%
Feb 170°C-8°C9°C 2011-22°C 201533%
Feb 180°C-8°C13°C 2017-17°C 201535%
Feb 190°C-8°C14°C 1994-24°C 201536%
Feb 200°C-7°C15°C 2018-30°C 201537%
Feb 211°C-7°C13°C 1997-15°C 200837%
Feb 221°C-7°C16°C 2017-18°C 201537%
Feb 231°C-7°C13°C 2017-27°C 201539%
Feb 241°C-7°C16°C 2017-19°C 201539%
Feb 251°C-7°C12°C 2002-20°C 201539%
Feb 261°C-7°C18°C 2000-20°C 201440%
Feb 271°C-7°C12°C 2018-25°C 201541%
Feb 281°C-7°C14°C 2018-24°C 201441%
Feb 292°C-6°C11°C 2004-10°C 199641%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Sarnia, in percent.0102030405011020
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EST).

February 1
sunrise 7:44 AM, sunset 5:42 PM
February 28
sunrise 7:07 AM, sunset 6:18 PM

Every day of February: 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.