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Yakima County, WA

: September 2026 so far averaged 55.4°F in Yakima County, WA, the coldest 1 to 29 September in the county average since 1996, 16th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).

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

High
65°F
Coldest since 2023
29th coldest of 76
Low
39.2°F
Coldest since 2023
28th coldest of 76
Precipitation
0.01 in
Wettest since 2023
22nd wettest of 76
Every 29 September low of the county average in Yakima County, WA since 1951: 39.2°F in 2026; the lowest is 28.2°F, in 1983.
2023: 38°F1983: 28.2°F2026: 39.2°F 2026 39.2°F 1983 28.2°F since 2023 1951 2026
  • Normal range, 34.5 to 49.2°F
Every year as a table

Every 29 September high of the county average in Yakima County, WA since 1951: 65°F in 2026; the highest is 82.5°F, in 2003.

YearHigh, °FLow, °F
20266539.2
202574.447.3
202472.843.9
202357.838
202268.946.2
202155.837.9
202073.143
201947.630.9
201871.143.6
201774.845.7
201673.746.9
201567.838.3
201471.345.8
201357.540.2
201273.847.3
201162.635.4
201075.948.7
200964.634.8
200872.841.7
200754.131.4
200680.847.1
200574.542.6
200480.250
200382.550.9
200268.841.2
200164.235
200072.746.9
199963.632.2
199875.744.7
199770.243.9
199682.349.1
199557.839.7
199479.951.8
199379.146.9
199271.238.7
199176.548.4
199080.147.5
198978.546.8
198868.836.9
198770.539.7
198654.942.1
198556.429.7
198460.334
198357.328.2
198253.837.8
19815837.2
198067.643.4
197967.138.7
197867.242.3
197752.140
197680.449.2
19756837.1
197467.133.7
19737644.8
197258.533
197150.231.4
197078.241.9
196967.448.2
196871.941.9
196781.448
19667649.7
196564.236
196468.643.3
196382.352.5
196253.640.8
196152.232.8
196075.642.2
195957.137.8
19587444
195766.141.7
195659.439.4
195553.835.9
195456.233.2
195353.434.3
195275.541.1
195161.243.1

The month

August 2026 averaged 67.7°F in Yakima County, WA, the warmest August in the county average since 2025, tied 13th warmest of 132 (with 1998 and 1897) (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 65°F averaged over Yakima County, WA, the coldest 29 September day in the county average since 2023, 29th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 39.2°F averaged over Yakima County, WA, the coldest 29 September night in the county average since 2023, 28th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: 0.01 in of precipitation averaged over Yakima County, WA, the wettest 29 September in the county average since 2023, tied 22nd wettest of 76 (with 2022, 2009, 1978 and 1 other year) (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Yakima, WA 12.3 mi, the nearest city with its own station