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St. Maries August Weather

Averages and records for weather in St. Maries, Idaho in the month of August.

Typical St. Maries August Weather 1991–2020
Average daily high	83.6 °F
Average daily low	51.1 °F
Average monthly precipitation	0.9 inches
Average monthly snow	none
Daily chance of precipitation	13.6%
Daily chance of snow	0%

St. Maries August Weather Records 1897–2024
Highest temperature	110 °F	August 11, 2018
Lowest temperature	29 °F	August 29, 1984
Highest daily low	69 °F	August 10, 1984
Lowest daily high	50 °F	August 31, 1984
Hottest average high temperature	93.2 °F	1961
Coldest average high temperature	73.0 °F	1899
Most daily precipitation	1.7 inches	August 22, 1992
Most monthly precipitation	4.3 inches	1965
Most daily snow	none	-
Most monthly snow	none	-

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
August 1	85.8	52.7	104	32
August 2	85.8	52.6	102	38
August 3	85.8	52.6	103	36
August 4	85.8	52.6	109	36
August 5	85.9	52.5	107	32
August 6	85.8	52.5	103	31
August 7	85.8	52.4	104	34
August 8	85.7	52.3	106	36
August 9	85.6	52.2	103	37
August 10	85.3	52.0	104	36
August 11	85.0	51.9	110	36
August 12	84.8	51.7	102	36
August 13	84.5	51.4	105	31
August 14	84.4	51.3	102	35
August 15	84.2	51.2	100	36
August 16	83.9	51.1	102	31
August 17	83.6	50.9	101	33
August 18	83.3	50.7	103	36
August 19	83.1	50.5	102	32
August 20	82.7	50.3	104	33
August 21	82.4	50.0	99	30
August 22	82.2	49.8	102	33
August 23	81.9	49.6	103	38
August 24	81.5	49.3	105	36
August 25	81.2	49.1	101	31
August 26	80.8	48.9	98	35
August 27	80.5	48.7	100	33
August 28	80.2	48.4	100	31
August 29	79.9	48.1	100	29
August 30	79.6	47.8	100	32
August 31	79.4	47.5	102	32

Weather Station Details

Years	Station	Coordinates
1897–2024	Saint Maries	location