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Mercer County, ND

Tuesday : a low of 52.3°F averaged over Mercer County, ND, the warmest 29 September night in the county average since 2021, tied 1st warmest of 76 (with 2021) (county average from NOAA gridded data, 1951 to 2026).

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

High
70.8°F
Warmest since 2025
35th warmest of 76
Low
52.3°F
Warmest since 2021
Warmest of 76
Precipitation
0.40 in
Wettest since 2019
3rd wettest of 76
Every 29 September low of the county average in Mercer County, ND since 1951: 52.3°F in 2026; the lowest is 25.9°F, in 1984.
2021: 52.3°F1984: 25.9°F2026: 52.3°F 2026 52.3°F 1984 25.9°F since 2021 1951 2026
  • Normal range, 30.5 to 47.4°F
Every year as a table

Every 29 September high of the county average in Mercer County, ND since 1951: 70.8°F in 2026; the highest is 97°F, in 2021.

YearHigh, °FLow, °F
202670.852.3
202584.646.9
20248648.9
20237347.1
202278.144.5
20219752.3
202062.841.7
201953.539.3
201847.729.8
201770.440.5
201672.141.3
201567.232.5
201454.542.4
201364.142.6
201282.744.9
20117945.5
20108446.7
200959.334.9
200865.137.7
200779.247.3
200662.335.7
200564.138
200470.941
200357.829
200262.437.3
20018050.3
200085.241.1
19995931.7
199879.840.4
199771.949
199650.430.1
199576.748.4
199474.941.3
199361.731.6
199268.830.5
19917238.8
199056.936.7
198979.442.3
198851.843.2
198763.340.9
198656.442.3
198543.127.6
198454.825.9
198356.735.2
198250.233.5
198165.438
198082.546.7
19798140
197871.245.7
197757.842.5
197673.634.8
197554.344.1
197462.632.3
197378.542.7
197248.729.8
19716538.3
197076.438.3
196972.440.9
196866.942.9
196780.442.6
196664.839.6
196539.334.3
196458.132.8
196371.837.1
196272.348.1
19615932.8
196055.438.1
195941.633
195871.235.2
195782.943.3
195649.929.4
195573.739.7
195457.139.5
195373.544
195279.343.2
195163.234.5

The month

September 2026 so far averaged 62.5°F in Mercer County, ND, the warmest 1 to 29 September in the county average since 2025, tied 8th warmest of 76 (with 1990) (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 69.5°F in Mercer County, ND, the warmest August in the county average since 2022, tied 40th warmest of 132 (with 2000 and 1972) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 70.8°F averaged over Mercer County, ND, the warmest 29 September in the county average since 2025, 35th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: 0.40 in of precipitation averaged over Mercer County, ND, the wettest 29 September in the county average since 2019, 3rd wettest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Bismarck, ND 61.7 mi, the nearest city with its own station