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Orillia October Weather

Averages and records for weather in Orillia, Ontario in the month of October.

Typical Orillia October Weather 1991–2020
Average daily high	12.9 °C
Average daily low	4.8 °C
Average monthly precipitation	9.0 cm
Average monthly snow	4.9 cm
Daily chance of precipitation	49.5%
Daily chance of snow	5.0%

Orillia October Weather Records 1871–2024
Highest temperature	29.0 °C	October 4, 2023
Lowest temperature	-10.0 °C	October 20, 1895
Highest daily low	18.3 °C	October 11, 1949
Lowest daily high	-0.6 °C	October 29, 1895
Hottest average high temperature	18.2 °C	1947
Coldest average high temperature	8.9 °C	1895
Most daily precipitation	6.1 cm	October 15, 1954
Most monthly precipitation	18.6 cm	1955
Most daily snow	19.1 cm	October 19, 1895
Most monthly snow	48.0 cm	1997

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
October 1	17.0	7.8	27.5	-5.0
October 2	16.7	7.6	26.5	-3.3
October 3	16.4	7.4	28.0	-2.2
October 4	16.1	7.2	29.0	-2.8
October 5	15.8	7.0	26.7	-2.8
October 6	15.5	6.8	27.8	-4.4
October 7	15.3	6.5	26.0	-5.0
October 8	15.0	6.3	26.7	-4.4
October 9	14.7	6.2	28.9	-4.4
October 10	14.4	6.0	26.7	-5.0
October 11	14.2	5.8	25.0	-3.9
October 12	13.9	5.5	27.2	-5.6
October 13	13.6	5.4	26.0	-5.6
October 14	13.4	5.2	23.3	-5.6
October 15	13.2	5.0	26.7	-3.3
October 16	13.0	4.9	25.0	-5.6
October 17	12.8	4.7	25.0	-6.0
October 18	12.5	4.5	23.9	-5.0
October 19	12.3	4.3	26.7	-6.7
October 20	12.1	4.1	23.5	-10.0
October 21	11.8	3.9	25.5	-8.3
October 22	11.6	3.7	26.0	-5.0
October 23	11.4	3.5	22.5	-4.4
October 24	11.2	3.3	21.7	-7.8
October 25	10.9	3.1	23.3	-5.6
October 26	10.7	2.9	20.0	-8.3
October 27	10.5	2.7	22.2	-9.4
October 28	10.2	2.5	20.6	-5.6
October 29	9.9	2.3	20.0	-9.4
October 30	9.7	2.0	22.5	-7.2
October 31	9.5	1.9	22.2	-7.8

Weather Station Details

Years	Station	Coordinates
1993–2024	Orillia Brain	location
1962–1992	Orillia TS	location
1871–1961	Orillia	location