2012 was the warmest overall year for Clinton in records 1879. Clinton area weather observer Jim Blaess says the overall average temperature for the year was 54 degrees and that was 3-tenths of a degree above previous record set in 1931 and about four degrees above the normal for the year.
In setting the record, Blaess pointed out that January 2012 was the 15th warmest January on record with three record highs set. March 2012 was the warmest on record with six record highs and tieing one record. July was the 2nd warmest since 1879 and had temperatures of 100 or above five days.
The warmest day of the year was July 7th with 103 degrees and the coldest day was January 20th with zero for the low.
2012 was also the 6th driest on record back to 1878 with just over 24 inches of precipitation which is about 10 inches below the yearly average.
The driest year is 1988 with about 19 and a half inches of precipitation.
The December, Blaess says it was the 14th warmest on record to 1879 with an average overall temperature of nearly 33 which is about six degrees above average. There were no days with zero or below temperatures and the normal is three.
The warmest day was December 3rd with a high of 68 and the coldest temperature was 6 on the 30th.
Precipitation for the month was about 2 and a quarter inches and that is about 4-tenths of a inch above average for December. That included 4-point-7 inches of snow and the normal is nearly 9 inches.
Over the last 55 years, Blaess says there have been 29 times there was at least one inch of snow on the ground to qualify as a ‘white Christmas.’
The area also had the 3rd longest period without snow on record with 292 days, from March 3rd to December 19th. The longest period of no snow is 302 days in 1987.
For this month, Blaess says you can expect about one and a third inches of precipitation which includes about nine inches of snow. There is also an average of 5 days with zero or below weather.
But, the weather observer added that on average January 21st is the date when temperatures start to increase.