City Summary Archive

Fairbanks December 2010

In December 2010, Fairbanks was significantly colder and dryer than expected. The mean monthly temperature was -17.9°F, 12.0°F below the long term mean. This is a very substantial deviation for a monthly mean temperature. The coldest day occurred on the 15th with -41°F, while the last day of the month was the warmest with a maximum of 19°F. Precipitation was 0.23", only 1/3 of the normal of 0.74".

Barrow December 2010

Barrow measured a mean monthly temperature of -9.2°F, somewhat above (+1.4°F) the long-term average. This is the only station of the 8 analyzed, which showed an above normal temperature deviation for December. The warmest temperature of 19°F was measured on the 20th, but 3 days later the temperature dropped to -30°F, the coldest day of the month. The 19th recorded also the strongest wind speed with 40 mph, destroying the surface inversion and bringing warmer air from aloft to the surface. The mean monthly wind speed was 12.0 mph, close to normal. Further, precipitation (0.13") was very close to the normal of 0.12" water-equivalent.

Anchorage December 2010

Anchorage experienced in December 2010 below normal temperatures. During the first week and towards the end of the month some days recorded above normal temperatures. Especially remarkable was the last day of the month with a maximum temperature of 38°F, while the minimum was observed on 24 December with -7°F. The monthly mean was calculated to 10.5°F, 7.0&Acirc° below the long term mean. There were 10 days of precipitation of at least 1/100-inch water-equivalent, the monthly sum being 0.87", 0.18" below the long term mean. Most of the precipitation fell on the 29th, 30th and 31st with a total of 0.36" water-equivalent for those three days.

Big Delta December 2010

Delta Junction recorded a mean temperature of a cold -14.0°F in December 2010. The coldest day was observed on the 15th with -42°F, while the warmest happened on the 31st with 32°F. The month was on average 14.1°F colder than normal. Precipitation was light with a monthly total of 0.37" water-equivalent, very close to the normal of 0.39".

Juneau December 2010

Juneau was notably cold and dry in December 2010. The mean monthly temperature was measured as 22.7°F, a deviation of -6.0°F from the long term mean. The maximum temperature of the month occurred on the 5th with a pleasant 41°F, while the minimum was observed on the 20th with 3°F. Precipitation was light for this location with a monthly sum of 1.90", approximately 1/3 of the normal amount of 5.41" water-equivalent.

Ketchikan December 2010

Ketchikan observed in December 2010 a temperature close to normal, but a deficit in precipitation. The mean monthly temperature was 35.1°F, just 0.4°F below normal. On the 22nd, the temperature rose to 47°F, while on the 29th the minimum with 17°F occurred. Precipitation is high in the Southeast Panhandle and 9.63" where recorded for the month. This is still only 70% of the long-term mean. Three days, the 1st, 10th, and 11th, all recorded more than 1" for the day, each greater than the long-term means for precipitation in Interior and Northern Alaska for the month of December.

King Salmon December 2010

In December 2010, the temperature of King Salmon was 6.9°F, far below the normal temperature of 17.2°F. This is indeed a very strong deviation from the long-term mean (1971-2000) of -10.3°F. The warmest temperature occurred on 3 December with 37°F, while the minimum of -13°F was observed on the 21 December. The 3rd was also the day on which the highest wind speed was recorded the greatest gust was 60 mph. The monthly precipitation was 1.11" water-equivalent, 80% of normal. More than 1/3 of it fell on 30th (0.37").

Nome December 2010

In December 2010 Nome reported a mean monthly temperature of 4.7°F, 3.7°F below the long term normal. The maximum in temperature occurred on the 4th with 29°F, while the minimum was observed on the 29th with -24°F. Precipitation was above normal with a monthly sum of 1.46", 44% above of the normal of 1.01". Especially impressive was the 19th with an amount of 0.43", setting a new record Precipitation for that day.

Fairbanks November 2010

In Fairbanks, the average temperature was 11.9°F, an impressive 9.6°F above the long term mean. The high temperature for November was 37.0°F on the 3rd and the low was -32°F on the 30th. Precipitation was measured at 1.71”, 1.03” above normal for the month. Fairbanks experienced a rare freezing rain event between 22nd and 24th of November, when 0.95” of rain fell. This is the second greatest winter rainfall on record for Fairbanks, the all time record of 0.99” was on January 20th 1937. This event did, however, break the record for the longest duration of continuous winter rainfall, as rain fell for almost 39 hours, far surpassing the old record of 23 hours back on March 6-7, 1921. This rain caused extremely dangerous driving conditions due to the ice that formed over the roads, closing many businesses and canceling classes at the university for the week. The snowfall total was 11.6”, and the heaviest snowfall of 2.3” was recorded on the 26th. Average wind speed at the Fairbanks Airport was 2.2 mph and the highest gust was 25 mph on the 3rd.

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