Average October Temperatures for Idaho

Average temperatures for October at cities, towns, parks and lakes throughout Idaho are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum monthly temperatures based on weather data collected from 1981 to 2010.

You can jump to a separate table for each region of the state: Eastern, Central, Southwestern and Northern Idaho.

Eastern Idaho

Average October temperatures
High °F	Low °F	Place	High °C	Low °C
55	29	Driggs	13	-2
60	31	Idaho Falls	15	-1
55	26	Island Park	13	-4
63	32	Malad City	17	0
62	37	Pocatello	16	3
62	33	Preston	17	1
59	28	Saint Anthony	15	-2

Average daily temperatures in October
High °F	Low °F	Place	High °C	Low °C
58	32	Craters of the Moon Monument	14	0
58	26	Grouse	14	-3
57	28	Ketchum	14	-3
64	33	Lake Walcott, Minidoka Dam	18	1
61	29	Middle Fork Lodge	16	-2
58	31	Salmon	14	-1
56	20	Stanley, Sawtooth Recreation Area	13	-7
62	34	Twin Falls	17	1

October temperatures: daily averages
High °F	Low °F	Place	High °C	Low °C
65	41	Boise	18	5
66	45	Brownlee Reservoir Dam	19	7
70	39	Bruneau	21	4
62	27	Idaho City	17	-3
67	40	Lake Lowell, Deer Flat Dam	19	4
57	27	McCall	14	-3
66	36	Mountain Home	19	2

Average October temperatures
High °F	Low °F	Place	High °C	Low °C
58	38	Coeur d’Alene	14	4
59	27	Elk City	15	-3
57	34	Kellogg	14	1
63	41	Lewiston	17	5
61	36	Moscow	16	2
56	33	Porthill	14	1
55	29	Powell	13	-2
67	40	Riggins	19	5
57	33	Sandpoint	14	1
56	35	Wallace	13	2