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Brown County, OH

: September 2026 so far averaged 72°F in Brown County, OH, the warmest 1 to 29 September in the county average since the data begin in 1951 (county average from NOAA gridded data, 1951 to 2026).

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

The month

Days of the month without a value
0

Every year on this date

Every 29 September high of the county average in Brown County, OH since 1951: 76.4°F in 2026; the highest is 92°F, in 1953.
1967: 48.3°F1964: 57.5°F1984: 59.9°F2003: 60.5°F, 2006: 61.3°F, 2022: 60.5°F1951: 62.1°F1962: 63.3°F, 2001: 63.2°F1970: 64.3°F1976: 64.9°F, 2009: 65.1°F, 2010: 64.7°F1993: 65.9°F, 2000: 66.3°F, 2012: 65.6°F, 2024: 66.2°F1957: 66.9°F, 1979: 66.8°F, 1981: 67.3°F, 1996: 66.7°F1958: 68.4°F, 2011: 67.5°F, 2016: 67.9°F1963: 69.2°F, 1975: 69.3°F1966: 69.9°F, 1994: 70.4°F, 2018: 69.8°F1961: 71.2°F, 1969: 70.6°F, 1977: 70.9°F, 1978: 71.2°F, 1991: 71.4°F1972: 71.7°F, 1974: 72°F, 1982: 72.1°F, 1985: 71.5°F, 1989: 71.8°F1992: 72.6°F, 2023: 72.6°F1980: 73.6°F, 2002: 74.1°F1956: 75.3°F, 1960: 75.3°F, 1968: 75°F1965: 76.3°F, 2017: 76°F, 2026: 76.4°F2004: 76.5°F, 2007: 76.6°F, 2020: 76.5°F1997: 78.4°F2008: 78.5°F1983: 80°F, 1995: 80.2°F, 2005: 80.2°F, 2013: 80.1°F1988: 80.9°F, 1990: 81.1°F1955: 81.6°F, 1987: 82.2°F, 1998: 82.2°F2015: 82.8°F2021: 83.2°F1973: 84.4°F, 1999: 84.2°F, 2014: 84.2°F1952: 84.6°F1954: 85.9°F, 1971: 85.7°F1959: 86.6°F, 1986: 87.4°F, 2025: 87.3°F2019: 91.2°F92°F: 19531953: 92°F2026: 76.4°F 2026 76.4°F 1953 92°F 48.3°F 92°F Normal range
Every 29 September low of the county average in Brown County, OH since 1951: 46.5°F in 2026; the lowest is 33.1°F, in 1951.
1951: 33.1°F1962: 34.2°F1961: 36.3°F, 1970: 36.2°F2022: 37.1°F1984: 38.3°F, 1993: 37.7°F1981: 38.7°F, 1992: 38.9°F1967: 39.9°F, 1969: 39.6°F, 2000: 39.7°F40°F: 1989, 20011958: 41.3°F, 1975: 41.1°F, 1978: 41°F1985: 41.6°F, 2003: 42°F1957: 43.3°F, 2006: 42.7°F1953: 43.8°F, 1956: 43.6°F, 1976: 43.8°F, 1991: 44.1°F, 1994: 43.7°F, 1996: 43.6°F1977: 44.6°F, 2017: 45°F1963: 46.1°F, 1980: 45.7°F, 1995: 46.4°F, 2007: 46.1°F, 2010: 45.9°F1965: 46.9°F, 1968: 47.1°F, 2026: 46.5°F1964: 47.9°F, 1982: 47.8°F, 1983: 48.2°F, 2011: 47.8°F, 2016: 48.4°F, 2018: 47.7°F1952: 49.1°F, 2005: 49°F, 2009: 49.4°F, 2013: 48.7°F1955: 50.2°F, 1966: 49.7°F, 1997: 49.7°F, 2020: 49.5°F2002: 51.1°F, 2008: 50.8°F1988: 51.5°F, 2004: 52.1°F, 2014: 52.4°F1960: 52.9°F, 1987: 53.3°F, 1998: 53.4°F, 2012: 53°F1974: 54.3°F2021: 55.2°F, 2025: 54.6°F1979: 55.7°F2023: 56.8°F1990: 58.9°F, 2015: 59.3°F1954: 60.1°F, 1972: 60°F, 1999: 59.9°F1959: 62.2°F1971: 62.6°F, 2024: 62.5°F2019: 63.6°F1986: 65.4°F1973: 65.8°F1951: 33.1°F2026: 46.5°F 2026 46.5°F 1951 33.1°F 33.1°F 65.8°F Normal range
Every year as a table
YearHigh, °FLow, °F
202676.446.5
202587.354.6
202466.262.5
202372.656.8
202260.537.1
202183.255.2
202076.549.5
201991.263.6
201869.847.7
20177645
201667.948.4
201582.859.3
201484.252.4
201380.148.7
201265.653
201167.547.8
201064.745.9
200965.149.4
200878.550.8
200776.646.1
200661.342.7
200580.249
200476.552.1
200360.542
200274.151.1
200163.240
200066.339.7
199984.259.9
199882.253.4
199778.449.7
199666.743.6
199580.246.4
199470.443.7
199365.937.7
199272.638.9
199171.444.1
199081.158.9
198971.840
198880.951.5
198782.253.3
198687.465.4
198571.541.6
198459.938.3
19838048.2
198272.147.8
198167.338.7
198073.645.7
197966.855.7
197871.241
197770.944.6
197664.943.8
197569.341.1
19747254.3
197384.465.8
197271.760
197185.762.6
197064.336.2
196970.639.6
19687547.1
196748.339.9
196669.949.7
196576.346.9
196457.547.9
196369.246.1
196263.334.2
196171.236.3
196075.352.9
195986.662.2
195868.441.3
195766.943.3
195675.343.6
195581.650.2
195485.960.1
19539243.8
195284.649.1
195162.133.1

Nearby

Wilmington, OH 34.8 mi, the nearest city with its own station