As of 20:15 MDT

St. Ignatius, MT weather in August

58°

St. Ignatius, Wednesday, 7 October, 20:15

Partly cloudy. Feels like 56°. High 74°, low 41°.

Pressure30.06 inHg

Wind0.6 mph E

Humidity55%

Visibility6.2 mi

Dew point41°

See detailed hourly forecast

In August, St. Ignatius, MT averages a high of 82.2° and a low of 58.5°. About 1.7 inches of precipitation fall over the month (7 wet days). The record high is 102.6° (1969) and the record low 39.6° (1992). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	86.7°	62.1°	18%	97.2° (2015)	49.6° (2001)
2	84.9°	61.5°	18%	97° (1961)	52.3° (1964)
3	84.7°	60.6°	22%	99.1° (1961)	51.1° (1972)
4	85.8°	59.9°	17%	102.2° (1961)	50.4° (1980)
5	85.3°	60.4°	15%	101.7° (1961)	49.1° (2002)
6	84.6°	61.2°	25%	98.6° (1983)	50° (1996)
7	84.2°	60.4°	20%	97° (1983)	50.9° (1969)
8	83.5°	60.4°	28%	95.5° (1965)	47.3° (1995)
9	84°	59°	17%	98.6° (2000)	49.6° (1995)
10	85.1°	59.7°	17%	99.3° (2018)	46.6° (1997)
11	83.8°	60.3°	27%	97.7° (1996)	48.9° (1985)
12	83.8°	59.2°	18%	95.5° (2015)	49.3° (1985)
13	83.1°	59°	32%	99.7° (2015)	43.9° (1995)
14	82.9°	58.6°	22%	98.1° (1994)	46° (2020)
15	82.8°	58.8°	32%	97.3° (2003)	47.1° (1974)
16	82°	58.8°	25%	97.3° (2023)	48.7° (1960)
17	81.7°	58.3°	22%	96.1° (2008)	45.7° (1985)
18	82°	59°	20%	98.8° (2008)	48.2° (1978)
19	82.4°	58.1°	20%	95.4° (1967)	44.6° (2021)
20	81°	58.3°	28%	95.2° (1967)	46.8° (1966)
21	81.1°	57.4°	27%	96.3° (1969)	45.5° (1966)
22	80.4°	57.6°	20%	98.4° (1969)	45.9° (1966)
23	79.3°	56.5°	33%	101.1° (1969)	39.6° (1992)
24	79°	55.9°	27%	102.6° (1969)	39.9° (1992)
25	79.3°	55.4°	17%	96.8° (1981)	41.2° (1992)
26	80.4°	56.3°	17%	96.1° (1981)	42.3° (1989)
27	79.9°	57.2°	23%	93.6° (1996)	43.3° (1960)
28	79.7°	56.7°	20%	94.1° (1986)	41.5° (1960)
29	80.2°	55.2°	12%	94.6° (1998)	41.7° (2024)
30	78.8°	55.8°	25%	93.9° (1996)	41.5° (1993)
31	77°	54.9°	32%	94.8° (1991)	40.6° (1977)