Idaho August Weather

Idaho weather averages and all-time records in the month of August from 1991–2020 based on data made available by the NOAA.

State:

Month:

Idaho Cities

August weather averages for various places in Idaho, from 1991–2020.

City	Average (°F)		Record (°F)		Monthly (inches)
City	High	Low	High	Low	Precipitation
Boise	90.7	60.6	110	34	0.2
Bonners Ferry	84.8	51.4	105	28	0.6
Burley	86.8	53.2	105	31	0.4
Coeur d'Alene	83.9	56.5	109	32	0.7
Emmett	90.3	56.6	109	31	0.2
Hamer	86.9	46.7	105	20	0.5
Idaho Falls	85.7	47.8	100	28	0.6
Jerome	90.4	55.3	107	32	0.3
Kellogg	83.5	50.8	111	28	0.7
Ketchum	79.4	42.6	96	16	0.5
Lewiston	89.7	60.0	115	41	0.5
McCall	82.2	43.3	104	20	0.5
Moscow	85.7	47.9	109	30	0.7
Pierce	82.4	43.1	108	25	1.0
Pocatello	88.1	50.5	104	30	0.5
Preston	87.2	52.1	100	30	0.8
Rexburg	84.0	48.6	99	27	0.7
Salmon	85.2	49.1	102	29	0.6
Sandpoint	82.1	49.4	102	28	0.9
St. Maries	83.6	51.1	110	29	0.9
Twin Falls	87.1	56.0	106	32	0.5