Through October 31, the average temperature for 2012 of 69.0 degrees is 3.1 degrees above normal, making 2012 (still) the warmest year on record though the end of October, but only by 0.5 degrees (2007, 68.5 degrees). Drought conditions abated somewhat with local and upstream rainfall and 2012 is no longer among the top 10 driest years on record, though precipitation for the year is still over 12" below average. Most of the Memphis metro is now classified as being in a moderate-severe drought, down from extreme at the beginning of September.
Memphis International Airport, Memphis, TNThe average temperature for the month of October was 61.4 degrees, or 2.7 degrees below normal. The average high temperature was 71.4 degrees and the average low was 51.4. The coolest temperature of the month was 37 degrees on the 29th and 30th, while the highest temperature was 83 degrees on the 5th and 13th. There were no days in which the high reached 90 degrees or higher. There were no temperature records set or tied in October.
Precipitation for the month totaled 3.66", which was 0.32" below average. There were 8 calendar days with measurable rainfall, only 2 of which saw totals of 0.50" or more (maximum 1.48" on the 17th). The peak wind gust was 43 mph from the northwest on the 17th as severe weather struck the area with an average wind speed for the month of 8.3 mph. Click here for a daily statistical recap for Memphis International Airport.
Cirrus Weather Solutions, Bartlett, TNThe average October temperature at Cirrus Weather Solutions was 59.2 degrees with a maximum of 83.5 degrees on the 13th and a minimum of 33.1 degrees on the 30th. October precipitation measured 3.04" via the automated gauge and 2.72" in a manual gauge used for the CoCoRaHS program (not including a small amount of rain that feel prior to 2:30am on October 1). The measured peak wind gust was 24 mph on the 1st. Average relative humidity was a muggy 74%. Click here for a daily recap on MemphisWeather.net.
MWN Forecast AccuracyFor the month of October, the average temperature error in all MWN temperature forecasts was 2.45 degrees, lower than all available full-range computer model data and the National Weather Service. 72% of the MWN temperature forecasts for the month were within 2 degrees of the actual temperature. MWN's forecasts extend out five periods (2.5 days, or roughly 60 hours). For dewpoint accuracy, the MWN forecast averaged 2.54 degrees of error and fell within 2 degrees of the actual dewpoint 63% of the time. Historical accuracy statistics can be found here.
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