Sunday, August 15, 2010

Chicago Extends Record Heat Streak to 45 Days

August 18 Update: The streak ended yesterday (August 17) with a high of 79°.

August 16 Update: The National Weather Service notes that today is the 46th consecutive day of 80°+ temperatures at Chicago by listing the 10 longest streaks:
1.   46 DAYS...WITH THE STREAK STILL CONTINUING ON AUGUST 16 2010
2. 42 DAYS...WITH THE STREAK ENDING ON AUGUST 7 1955
3. 34 DAYS...WITH THE STREAK ENDING ON SEPTEMBER 6 1995
4. 32 DAYS...WITH THE STREAK ENDING ON AUGUST 8 1983
5. 30 DAYS...WITH THE STREAK ENDING ON JULY 19 1921
6. 29 DAYS...WITH THE STREAK ENDING ON AUGUST 18 1988
7. 27 DAYS...WITH THE STREAK ENDING ON AUGUST 6 1999
8. 27 DAYS...WITH THE STREAK ENDING ON JULY 14 1966
9. 25 DAYS...WITH THE STREAK ENDING ON AUGUST 15 2007
10. 24 DAYS...WITH THE STREAK ENDING ON JULY 26 2005
Original post:
At 10 am local time today, Chicago reached a temperature of 81°. This is now the 45th consecutive day that temperatures have been 80° or higher at Chicago in a streak which began on July 2. According to Tom Skilling's ChicagoWeatherCenter blog, the city set a record of 28 consecutive days above 80° on July 2-29. Counting temperatures of 80° or higher, the current streak exceeds the 42 days from June 27 to Aug. 7, 1955.

The average temperature of 77.7° in July at Chicago was the 7th warmest on record. July was also a very wet month; the 8.84" of precipitation was the 3rd wettest on record.

The current forecast calls for high temperatures in the low to mid 80s each day through next Saturday.

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