June 2013 Climate Summary for Huntsville and Muscle Shoals...


Temperatures for June took a reversal from the previous several months, ending a trend of cooler than normal temperatures that began in February and lasted until May.  Spring temperatures at Huntsville (March through May) ranked as the 13th coolest on record, but a shift in the large scale pattern brought much warmer airmasses into the region during the middle and latter parts of June.  The average temperature for the month at Huntsville finished at 78.9 degrees, which ranked as the 18th warmest June on record.  At Muscle Shoals, the average of 78.3 degrees ranked as the 28th warmest June.  No temperature records were set during the month despite the overall warmth.      

 Daily Temperature Graphs for the month of June for each location (click on the images for a larger version).

Huntsville - Jun 2013 Temperature Graph

Muscle Shoals - Jun 2013 Temperature Graph

Daily Temperatures for Huntsville June 2013 - click on the image for a larger version. Daily Temperatures for Muscle Shoals June 2013 - click on the image for a larger version.

Temperature Statistics for the Month of June at Huntsville and Muscle Shoals. All temperatures are in degrees Fahrenheit.

June Statistic


Muscle Shoals

Average Monthly Temperature 78.9 78.3
Normal Temperature* 77.7 77.0
Deviation From Normal 1.2 Above Normal 1.3 Above Normal
Monthly Ranking** 18th Warmest 28th Warmest
Warmest June 83.0 (1952) 83.5 (1952)
Coolest June 70.5 (1974) 70.5 (1903)
Max Temperature 97 (Jun 12th) 96 (Jun 27th)
Min Temperature 60 (Jun 4th) 60 (Jun 4th and 15th)
All-Time Max Temperature

108 (Jun 29, 1931) 

108 (Jun 26, 1914)
All-Time Min Temperature

42 (Jun 3, 1956)

42 (Jun 1, 1894)

Record Highs



Record Lows None None


The character of precipitation was fairly typical for the month of June, exhibiting variability across the area due to the convective nature of rainfall this time of year.  At Huntsville, precipitation only totaled 2.21 inches, which was 2.08 inches below normal.  Meanwhile, at Muscle Shoals, precipitation tallied 4.68 inches for the month, which was very near the normal of 4.76 inches.  Other locations experienced above normal precipitation, mainly in Jackson, Marshall and southern DeKalb Counties.  Also, most of Lauderdale and Colbert Counties received above normal monthly rainfall.  Rainfall did not exceed one inch on any day at Huntsville, while Muscle Shoals picked up 1.14 inches on the 18th. 

Precipitation Estimates and Departures from Normal for June for the Huntsville Forecast Area (amounts are in units of inches).

Precipitation Estimates

Precipitation Departures from Normal

Precipitation estimates - click on the image for a larger version Estimated precipitation anomalies - click on the image for a larger version


June Precipitation Statistics for Huntsville and Muscle Shoals (amounts are in units of inches). 

June Statistic


Muscle Shoals

Monthly Precipitation 2.21 4.68
Normal Precipitation 4.29 4.76
Departure from Normal 2.08 Below Normal 0.08 Below Normal
Monthly Ranking 33rd Driest 34th Wettest*
Wettest June 14.99 (1989) 13.43 (1989)
Driest June 0.17 (1988) 0.43 (1944)
Wettest Calendar Day (2013) 0.60 (Jun 17th) 1.14 (Jun 18th)
Record Wettest Day 4.46 (Jun 14, 1969) 5.60 (Jun 12, 1992)
Precipitation Records None None

* Precipitation can be below normal for a month and still rank among the wettest months because of the skewness of the data. 

The Monthly Outlook for July from the Climate Prediction Center...
The one month temperature outlook indicates equal chances for above, near or below normal temperatures for the Tennessee Valley climatic zones.  The 3-tiered probabilities are as follows...

Above Normal....33%
Near Normal......34%
Below Normal....33%

The one month precipitation outlook indicates higher chances for above normal precipitation for the central Tennessee Valley climatic zones. The 3-tiered probabilities are as follows...

Above Normal....40%
Near Normal......33%
Below Normal....27%

What is normal for July? ...Huntsville daily normals and records / Muscle Shoals daily normals and records

* Normal temperatures and precipitation are based on the 1981-2010 climatological period. All temperature data are expressed in degrees Fahrenheit.
** Temperature data for Huntsville go back to 1907, while precipitation data are available since 1894. Any months that contain missing daily temperature or precipitation data are not counted in the rankings.

*** Temperature and precipitation data for Muscle Shoals go back to 1893, however sporadic outages of data occur especially in the 1910s and again from September 1995 through May 1997. Any months that contain missing daily temperature or precipitation data are not counted in the rankings.

Note...all data above are preliminary and have not undergone final quality control by the National Climatic Data Center (NCDC). Therefore, these data are subject to revision. Final and certified data can be accessed at the NCDC at the following location... http://www.ncdc.noaa.gov

One month and seasonal temperature and precipitation outlooks may be obtained from the Climate Prediction Center at the following location...http://www.cpc.ncep.noaa.gov


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.