Tri-City weather to be normal this month

By Annette Cary, Tri-City HeraldJanuary 5, 2013 

Expect temperatures to be near normal this month after a much warmer December than usual in the Tri-Cities, according to the National Weather Service.

Precipitation also should be near normal this month, according to the weather service.

Normal precipitation for January in the Tri-Cities is 1.08 inches.

Normal highs are 41.5 degrees and normal lows are 29.4 degrees.

The year 2012 was slightly warmer than usual, according to the Hanford Meteorological Station, which keeps data back to 1945.

Temperatures averaged 54.5 degrees, and normal is 53.9 degrees.

The hottest temperature recorded at Hanford in 2012 was 108 degrees on July 9 and the coldest temperature was 12 degrees on Jan. 13 and 19 in 2012.

Precipitation for the year totaled 8.18 inches, or 115 percent of the normal 7.14 inches.

In the Tri-Cities, precipitation in 2012 totaled 9.44 inches, or 1.71 inches above normal.

In December, the average temperature in the Tri-Cities was 40.7 degrees, which was 6.4 degrees above normal, according to the weather service.

Cold temperatures the last six days of the month were offset by unusually warm temperatures early in the month. The high Dec. 5 was 63 degrees and highs were in the 50s eight days in the Tri-Cities in December.

High temperatures for the month averaged 46.2 degrees, which was 6.3 degrees above normal.

Low temperatures averaged 35.3 degrees, which was 6.5 degrees above normal.

The temperature was below freezing on eight days, with the coldest temperature 25 degrees on the last day of the month.

At Hanford one daily temperature record was tied, but no daily records were set, according to the Hanford Meteorological Station.

The low of 41 degrees Dec. 4 tied the record for the warmest low temperature previously record on that date in 1952.

Precipitation in December totaled 1.37 inches in the Tri-Cities, which was 0.24 inch above normal.

One inch of snow fell, with the heaviest snowfall on the day after Christmas.

At Hanford 1.31 inches of precipitation was recorded, which is 118 percent of normal.

Four inches of snow were recorded, compared to a normal of 5.9 inches for the month.

The peak wind gust in December for the Tri-Cities as recorded in Kennewick was 68 mph Dec. 17. The same day a gust of 67 mph was recorded at Hanford.

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