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Okanogan County, WA

An ordinary day in Okanogan County, WA: was cooler than 42 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
61.6°F
Coldest since 2023
34th coldest of 76
Low
39.3°F
Coldest since 2023
36th coldest of 76
Precipitation
0.02 in
Wettest since 2023
20th wettest of 76
Every 29 September high of the county average in Okanogan County, WA since 1951: 61.6°F in 2026; the highest is 77.9°F, in 1963.
2023: 52.1°F1963: 77.9°F2026: 61.6°F 2026 61.6°F 1963 77.9°F since 2023 1951 2026
  • Normal range, 53.5 to 75.1°F
Every year as a table

Every 29 September low of the county average in Okanogan County, WA since 1951: 39.3°F in 2026; the lowest is 28.8°F, in 1999.

YearHigh, °FLow, °F
202661.639.3
202568.646.1
202465.341.9
202352.134.3
202269.448.9
202154.836.3
202066.841.1
201936.430.6
201862.344.5
201769.945.4
201667.243.5
201564.937.2
201466.344.4
201349.137.7
201268.644.5
20115934.2
201070.446
200963.838.2
200868.640.5
200749.931.1
200675.747.2
20056740.9
200474.548.4
20037749
200263.139
200158.636.1
200068.145.1
199954.228.8
199869.843.3
199762.442
199674.147.3
199553.939.1
199475.550.9
199374.447.2
199264.638.6
199175.149
199072.444.5
198973.344.7
198861.436.5
198768.439.3
19864936.5
198553.930.7
19845931.7
198355.530.2
198253.836.7
198152.435.3
198063.845.3
197961.137.9
197859.740
197751.738
197673.845.6
197565.837.4
197459.832.1
197370.743.1
197253.829.4
197146.933.6
197070.741.6
196956.644.9
196867.441.8
196770.944.6
196666.848
196560.435.8
196458.639.1
196377.949.6
196250.437.3
196147.833.9
196069.240.5
195954.338.2
195864.342
195765.239.3
195649.336.8
195551.636.7
195449.833.4
195347.231.7
195265.742.4
195155.840.3

The month

September 2026 so far averaged 55.2°F in Okanogan County, WA, the warmest 1 to 29 September in the county average since 2025, tied 35th warmest of 76 (with 1953) (county average from NOAA gridded data, 1951 to 2026).

The month in words
  • August 2026 averaged 64.9°F in Okanogan County, WA, the warmest August in the county average since 2025, tied 18th warmest of 132 (with 2019 and 2001) (county average from NOAA's monthly county data, 1895 to 2026).
  • Tuesday 29 September 2026: a high of 61.6°F averaged over Okanogan County, WA, the coldest 29 September day in the county average since 2023, 34th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 39.3°F averaged over Okanogan County, WA, the coldest 29 September night in the county average since 2023, tied 36th coldest of 76 (with 1987 and 1957) (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: 0.02 in of precipitation averaged over Okanogan County, WA, the wettest 29 September in the county average since 2023, tied 20th wettest of 76 (with 2010 and 1955) (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Omak, WA 11.8 mi, the nearest city with its own station