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Sebastian County, AR

: September 2026 so far averaged 83.7°F in Sebastian County, AR, 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.

High
87.1°F
Warmest since 2023
21st warmest of 76
Low
63.1°F
Warmest since 2023
12th warmest of 76

No measurable precipitation in the county average of Sebastian County, AR for 1 day to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September low of the county average in Sebastian County, AR since 1951: 63.1°F in 2026; the lowest is 35.7°F, in 1967.
2023: 63.6°F1967: 35.7°F2026: 63.1°F 2026 63.1°F 1967 35.7°F since 2023 1951 2026
  • Normal range, 45.3 to 64.4°F
Every year as a table

Every 29 September high of the county average in Sebastian County, AR since 1951: 87.1°F in 2026; the highest is 100.7°F, in 1953.

YearHigh, °FLow, °F
202687.163.1
20258658.8
202483.459.6
202391.163.6
202287.252.9
202191.563
202071.146.6
201988.471.8
201875.757.1
201777.858.7
201687.349.3
201585.662.4
201483.758.9
201385.264.2
20128066.3
201188.252.9
201080.848
200975.746.3
200882.853.6
200784.355.8
200669.441.5
200587.253.1
200484.752.9
200372.741.6
200288.360.6
200179.547.8
200082.648
199982.352.1
199892.465.7
199784.548.6
199672.643.9
199578.361.4
199491.955.2
199381.751.3
199278.645.5
199180.348.1
199087.462.1
198974.552.3
19888458
198778.357
198689.270.7
198579.651.9
198458.550.6
198385.255
198287.460.1
198183.261.7
198061.452.3
197985.453.5
197885.557.3
197776.165.7
197669.458
197578.349.7
197474.543.4
197377.454.1
197281.264.4
197187.467.9
19707649.6
196987.855.5
196882.751.7
196765.535.7
196681.451.6
196580.554.8
196464.353.5
196379.456
196273.147.1
196175.856
196082.748.5
195985.362.4
195870.947.3
195775.546.9
195693.855.4
195590.467.9
195490.471
1953100.762.6
19529153.2
195173.348.1

The month

August 2026 averaged 85.7°F in Sebastian County, AR, the warmest August in the county average since 1943, 4th warmest of 132 (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 87.1°F averaged over Sebastian County, AR, the warmest 29 September in the county average since 2023, 21st warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 63.1°F averaged over Sebastian County, AR, the warmest 29 September night in the county average since 2023, 12th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Fort Smith, AR 10.7 mi, the nearest city with its own station