Toronto climate

Toronto Weather in October

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

Average highs run from 17°C on October 1 to 10°C on October 31, and lows from 11°C to 5°C. Normal precipitation for the month is 65 mm over about 16 wet days.

October day by day

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

Normal daily high and low temperature at Toronto, in °C, with the record for each date.-100102030151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

October at a glance

Average high
14°C
Average low
8°C
Precipitation
65 mm
Reanalysis high
25°COct 1, 2019
Reanalysis low
-2°COct 20, 1991
Daylight
11 h 43 min to 10 h 17 min
Cloud cover
72%
Humidity
78%
Dew point
7°C
Wind
20.2 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
Oct 117°C11°C25°C 20193°C 200348%
Oct 217°C11°C22°C 20134°C 200348%
Oct 317°C11°C23°C 20052°C 199347%
Oct 416°C11°C24°C 20173°C 199346%
Oct 516°C10°C22°C 20052°C 199345%
Oct 616°C10°C25°C 20072°C 199944%
Oct 716°C10°C23°C 20041°C 199944%
Oct 816°C10°C25°C 20071°C 200143%
Oct 915°C10°C24°C 20180°C 199344%
Oct 1015°C9°C24°C 2018-1°C 199344%
Oct 1115°C9°C21°C 20111°C 199643%
Oct 1215°C9°C21°C 20162°C 199341%
Oct 1314°C9°C21°C 2008-1°C 199343%
Oct 1414°C9°C21°C 20142°C 199344%
Oct 1514°C8°C22°C 20170°C 199644%
Oct 1614°C8°C20°C 20161°C 199145%
Oct 1713°C8°C22°C 20162°C 200346%
Oct 1813°C8°C23°C 20160°C 200147%
Oct 1913°C8°C20°C 2007-1°C 199248%
Oct 2013°C7°C19°C 2017-2°C 199149%
Oct 2112°C7°C21°C 20072°C 199949%
Oct 2212°C7°C21°C 20072°C 200348%
Oct 2312°C7°C20°C 2020-1°C 200347%
Oct 2412°C7°C18°C 20000°C 200246%
Oct 2511°C6°C18°C 20120°C 200247%
Oct 2611°C6°C19°C 20101°C 199246%
Oct 2711°C6°C18°C 20000°C 200146%
Oct 2811°C6°C18°C 20141°C 200145%
Oct 2911°C6°C18°C 20160°C 200244%
Oct 3010°C5°C18°C 2004-1°C 199344%
Oct 3110°C5°C16°C 20070°C 199642%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Toronto, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EDT).

October 1
sunrise 7:15 AM, sunset 6:58 PM
October 31
sunrise 7:52 AM, sunset 6:09 PM

Every day of October: 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.