Climate Summary for 2011 For Rockford

2011 Climate for Rockford

  Temperatures Precipitation
Month High Low Average Total Snow
January 26.7 13.1 19.9 0.88 11.8
February 32.0 17.3 24.7 1.90 20.2
March 46.1 28.6 37.4 3.41 0.1
April 57.7 40.1 48.9 3.40 T
May 70.4 48.9 59.6 3.94 T
June 80.7 59.8 70.3 3.44 ...
July 89.6 68.3 78.9 4.60 ...
August 82.6 62.5 72.6 4.47 ...
September 70.9 52.0 61.4 5.33 ...
October 65.5 42.0 53.7 1.58 ...
November 50.5 32.6 41.5 4.03 T
December 39.7 25.4   32.6  2.06 1.7 
TOTALS: 59.4 40.9 50.2 39.04 ***
Departure from Normal (+0.1) (+1.7) (+1.0) (+2.80)  

*** Seasonal snowfall is recorded from July-June (overlapping years), not yearly. ***

 


Records

Temperature...

Highs:

  • 100 on July 19th, ties previous record

Lows:

  • -20 on February 10th 

Highest Lows:

  • 79 on July 18th, ties previous record
  • 77 on July 20th
  • 76 on August 2nd
  • 77 on September 2nd

Lowest Highs:

  • None

Monthly:

  • 5th warmest July at 78.9 degrees  

Seasonal:

  • None 

Yearly:

  • None

Precipitation...

One-day pcpn:

  • 0.96" on February 20th
  • 1.67" on March 20th
  • 3.93 on September 26th
  • 0.73 on December 3rd

One-day snowfall:

  •  10.9" on February 20th 

Monthly pcpn:

  •   None

Monthly snowfall:

  • 5th snowiest February with 20.2 inches

Seasonal precipitation:

  • None

Yearly precipitation:

  • None 

Highest temperature for 2011 100 on July 19th & 20th
Lowest temperature for 2011 -20 on February 10th
Highest one-day precipitation 3.93 inches on September 26th
Highest one-day snowfall 10.9 inches on February 20th
Number of days with highs at or above 90 degrees 27
Number of days with highs at or below 32 degrees 44
Number of days with zero or below temperatures 7
Peak wind gust 69 mph from the northwest on June 8th
Number of days with measurable precipitation 128
Percentage of days with measurable precipitation 35%

 



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