Saturday, December 7, 2019

November 2019 Climate Data for Memphis, TN

November Climate Recap

Cold weather over the last couple of weeks in October bled into November, which was nearly the coldest on record through the first two weeks of the month. Despite some temperature moderation, the latter half of the month was also slightly below normal, resulting in an average that was in the top 10% coldest on record (14th of 145 years). Three cold temperature records were set during a particularly cold spell mid-month. November also ended up averaging 16 degrees colder than October.

The U.S. temperature anomaly (departure from normal) for the month of November shows well below normal temperatures across much of the nation east of the Rocky Mountains, while above average temperatures were present in the western U.S. (WeatherBell)

After October set a new monthly rainfall record, November ended up just over an inch below average. The number of rain days was right at average. Snow fell on the 11th and 12th, both of which were just a trace but each set or tied the daily snowfall record. Only one severe weather report was received during the month. On November, 27, a barn was destroyed and several other structures, including utility poles, attained damage in southern Tunica County due to wind. Severe Thunderstorm Warnings were issued for Tate and Marshall Counties on the 30th with no damage noted.

Memphis International Airport, Memphis, TN


Temperature
Average temperature: 48.0 degrees (5.2 degrees below average)
Average high temperature: 58.6 degrees (4.0 degrees below average)
Average low temperature: 37.3 degrees (6.4 degrees above average)
Warmest temperature: 72 degrees (20th)
Coolest temperature: 17 degrees (13th)
Heating Degrees Days: 503 (135 above average)
Cooling Degree Days: 0 (13 below average)
Records set or tied: Record low maximum set - 30 degrees (12th), record low set - 20 degrees (12th), record low set - 17 degrees (13th).
Comments: 11 days recorded a low temperature at or below freezing, 7.8 days more than average for the month. One day also recorded a high temperature below freezing (12th).

Precipitation
Monthly total: 4.31" (1.18" below average)
Days with measurable precipitation: 9 (0.5 day below average)
Wettest 24-hour period: 1.39" (26th)
Snowfall: Trace
Records set or tied: Record snowfall tied - trace (11th), record snowfall set - trace (12th).
Comments: One day had rainfall exceeding one inch. A trace of snow fell on the 11th and again on the 12th.

Miscellaneous
Peak wind: Northwest/38 mph (27th)
Average wind: 7.4 mph
Average relative humidity: 67%
Average sky cover: 40%

Click here for a daily statistical recap for Memphis International Airport.

Cirrus Weather Solutions / MemphisWeather.net, Bartlett, TN


Temperature
Average temperature: 45.6 degrees
Average high temperature: 57.8 degrees
Average low temperature: 34.9 degrees
Warmest temperature: 70.6 degrees (20th)
Coolest temperature: 14.6 degrees (13th)
Comments: None

Precipitation
Monthly total: 5.47" (automated rain gauge), 5.58" (manual CoCoRaHS rain gauge)
Days with measurable precipitation: 11
Wettest date: 1.83" (26th) (via automated gauge)
Snowfall: Trace
Comments: Sleet fell on the 11th and snow flurries fell on the 12th.

Miscellaneous
Peak wind: Southwest/32 mph (27th)
Average relative humidity: 78%
Average barometric pressure: 30.13 in. Hg
Comments: None

Click here for a daily statistical recap for Bartlett, TN.

MWN Forecast Accuracy

MWN average temperature error: 2.16 degrees
MWN forecast temperatures within 2 degrees of actual: 63%
MWN average dewpoint error: 2.47 degrees
MWN forecast dewpoints within 2 degrees of actual: 59%

MWN's forecasts extend out five periods (2.5 days, or roughly 60 hours). Historical accuracy statistics can be found here.

Climate Outlook - December

The December climate outlook for the United States from the Climate Prediction Center is shown below. Above average temperatures are forecast for most of the country with the highest odds over the central and southern Plains. Odds favor above average temperatures for Memphis, at nearly 50%. Memphis averages 43.6 degrees for the month.



Wetter than normal weather is expected for the western U.S. and the Midwest, spreading into the Northeast. Drier than average conditions are forecast for south Texas and the Florida peninsula. For Memphis, odds favor typical rainfall, which historically averages about five and three-quarter inches and is the wettest month of the year climatologically.

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