Expect near normal temperatures with near normal or slightly less rainfall this month in the Tri-Cities, according to the National Weather Service.
That follows a warmer than usual August, with a new daily temperature record set at Hanford, according to data from the Hanford Meteorological Station. That wasn't enough to bring temperatures for the three summer months quite up to normal, however, after the cool start to the summer.
And while precipitation was below normal for the Tri-Cities last month, it was still the unusual month in which the Tri-Cities had more rain than Seattle.
Looking ahead to this month, in a normal September highs for the Tri-Cities fall from 85 degrees at the start of September to 74 degrees at the end of the month. Normal lows fall from 57 degrees to 47 degrees. Normal precipitation is 0.3 inch.
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In August high temperatures in the Tri-Cities averaged 92 degrees, which is 2.7 degrees above normal. Temperatures reached at least 100 degrees on five days, most recently Aug. 19, according to weather service data collected in Kennewick. The highest temperature was 103 degrees on Aug. 7 and 8.
The lowest temperature was 47 degrees on Aug. 25. Three days were warm enough that lows were in the 70s.
At Hanford temperatures averaged 77.8 degrees, which was 2 degrees above normal. The highest temperature was 107 degrees on Aug. 7.
Nine days saw temperatures of at least 100 degrees, which is more than the normal of five days for August. For the year through August, 16 days had temperatures of at least 100 degrees, compared to a normal of 13.
On Aug. 7 the low temperature was 76 degrees at Hanford. That's the warmest on record, according to the Hanford Meteorological Station. The previous record was 75 degrees, set in 1945, the first year temperature records were collected and saved.
The Tri-Cities had rain on two days in August, in a month when Seattle had no measurable rainfall, according to The Associated Press. The Tri-City precipitation totaled 0.09 inch, which is half of normal. Most of the rain, 0.08 inch, fell on Aug. 21.
Precipitation for the year has reached 5.84 inches in the Tri-Cities, which is 1.14 inches above normal. Since October, the start of the water year, the Tri-Cities has had 6.54 inches of precipitation, which is 0.89 inch below normal.
At Hanford only a trace of rain was recorded in August.
The highest wind gust for the month in the Tri-Cities was 29 mph on Aug. 8. At Hanford the peak gust was 48 mph on Aug. 23.
The three summer months at Hanford averaged slightly cooler than normal at 74 degrees, compared to a normal of 74.2 degrees. The hottest day of the summer season at Hanford was 108 degrees July 8, according to the Hanford Meteorological Station.
Summer season precipitation at Hanford totaled 1.66 inches, well above the normal of 0.92 inch.