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Sanders County, MT

An ordinary day in Sanders County, MT: was cooler than 43 of 75 earlier years in the county average (county average from NOAA gridded data, 1951 to 2026).

Last updated . This page normally updates every day; the latest update is late.

High
61.8°F
Coldest since 2023
32nd coldest of 76
Low
34°F
Coldest since 2019
14th coldest of 76

No measurable precipitation in the county average of Sanders County, MT for 3 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September low of the county average in Sanders County, MT since 1951: 34°F in 2026; the lowest is 22.6°F, in 1985.
2019: 28.7°F1985: 22.6°F2026: 34°F 2026 34°F 1985 22.6°F since 2019 1951 2026
  • Normal range, 33.7 to 44.3°F
Every year as a table

Every 29 September high of the county average in Sanders County, MT since 1951: 61.8°F in 2026; the highest is 81.4°F, in 1967.

YearHigh, °FLow, °F
202661.834
202577.841.9
202475.139.1
202352.336.7
202276.146.8
20215138.7
202066.835.1
201939.428.7
201859.838.3
201771.239
201675.844.8
201566.432.5
201462.442
201351.539.9
201276.240.9
201160.935.6
201075.348.7
200972.736.4
20086837.3
200759.634.5
200673.243.7
200565.834.5
20047142.5
20037441.7
200261.833.8
200158.437.3
20007239.3
199955.325.3
199870.739
199761.138.7
199674.442.3
199552.140.5
199479.245
199370.843
199268.334.9
199173.344.3
199072.539.3
198973.342.5
198857.933
198766.731.9
198645.939.8
198547.422.6
198455.124.8
198355.529.6
198245.540.1
198152.738.1
19806443
197964.438.2
197850.439.5
197749.346.6
197672.840.3
197567.935.3
19746233.3
19737336
197245.227.9
197150.936.6
197072.534.9
196965.144.9
196864.937
196781.443.4
196666.944.6
196549.333.3
196464.938.3
196380.944.4
196253.343.3
196147.734.3
196068.733.3
195949.436
195863.837.1
195771.437.2
195649.338.7
195546.640
195446.635.4
195355.541.5
195271.937.4
195157.740.5

The month

September 2026 so far averaged 54°F in Sanders County, MT, the coldest 1 to 29 September in the county average since 2018, 38th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 65.1°F in Sanders County, MT, the warmest August in the county average since 2025, tied 25th warmest of 132 (with 2025 and 1897) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 61.8°F averaged over Sanders County, MT, the coldest 29 September day in the county average since 2023, tied 32nd coldest of 76 (with 2002) (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 34°F averaged over Sanders County, MT, the coldest 29 September night in the county average since 2019, 14th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Kalispell, MT 56.8 mi, the nearest city with its own station