Despite the cold front moving over the Tri-Cities today, expect weather that averages a little warmer than usual this month, said the National Weather Service.
Normal highs for the Tri-Cities usually drop from 74 degrees at the start of October to 58 degrees by the end of the month.
Normal lows for the Tri-Cities fall from 47 degrees at the start of the month to 39 degrees at the end.
The month also could be a little drier than usual. Expect precipitation to be near or below the normal of 0.6 inch for the Tri-Cities, according to the weather service.
That follows a dry September, with no precipitation measured for the month at the gauge in Kennewick used by the weather service for its monthly report. Usual Tri-City precipitation for September is 0.3 inch.
At Hanford 0.03 inch of rainfall was recorded in September, with rain falling Sept. 22 and 23, according to data from the Hanford Meteorological Station.
Temperatures in the Tri-Cities in September averaged slightly above normal. The average temperature was 67.2 degrees compared to the normal average of 66.1 degrees.
High temperatures averaged 81.8 degrees, which was 1.9 degrees above normal. The highest temperature was 91 degrees Sept. 9, the only day the temperature climbed into the 90s.
Low temperatures averaged 52.5 degrees, which was 0.2 degree above normal. The lowest temperature of the month was 44 degrees Sept. 12, one of three days with temperatures in the 40s.
At Hanford, the temperature climbed to 91 degrees Sept. 8 and 19, and five days had temperatures in the 90s. The coldest temperature was 41 degrees Sept. 12.
No high or low daily temperature records were set at Hanford during September, according to data from the Hanford Meteorological Station, which has temperature records dating back to 1945.
Precipitation for the year in the Tri-Cities has totaled 5.84 inches, which is 0.84 inch above normal.
Precipitation for the water year that ended Sunday totaled 6.54 inches, which is 1.19 inches below normal, according to the weather service.
The peak wind gust for September in the Tri-Cities was 31 mph on Sept. 9. At Hanford, the peak gust was 39 mph, also Sept. 9.
-- Annette Cary: 582-1533; firstname.lastname@example.org