Public Information Statement
Issued by NWS Anchorage, AK
Issued by NWS Anchorage, AK
717 NOAK48 PAFC 190545 CCA PNSAFC AKZ102-181500- Public Information Statement...CORRECTED National Weather Service Anchorage AK 845 PM AKST Sat Jan 18 2025 ...Anchorage International Airport Climate Highlights for December 2024... ...6th Warmest/67th Coldest December... ...15th Driest/58th Wettest December... The period of record includes 73 Decembers. *** Delineates 2024 in the lists below. ...Temperature... December 2024 was the 6th warmest December on record with an average temperature of 25.7 degrees. This is 6.3 degrees above the normal of 19.4 degrees. Top 5 Warmest Decembers By Average Temperature ----------------------------------------------- 1) 28.4 degrees in 1969. 2) 28.2 degrees in 1986. 3) 27.8 degrees in 2014. 4) 27.5 degrees in 1985. 5) 26.5 degrees in 2017. Top 5 Coldest Decembers By Average Temperature ----------------------------------------------- 1) 0.8 degrees in 1980. 2) 1.0 degrees in 1964. 3) 4.2 degrees in 1961. 4) 4.3 degrees in 1956. 5) 6.0 degrees in 1954. The average high in December 2024 was 30.0 degrees, which was 5.0 degrees above the normal of 25.0 degrees. The average low was 21.4 degrees, which was 7.6 degrees above the normal of 13.8 degrees. 22 days in December had above normal temperatures. 6 days in December had below normal temperatures. 3 days in December had normal temperatures (within 1/2 degree). 3 days in December were 15 degrees or more above the daily normal. 11 days in December were 10 degrees or more above the daily normal. 18 days in December were 5 degrees or more above the daily normal. 0 days in December were 5 degrees or more below the daily normal. The most above normal day in December occurred on the 10th, which was 20.2 degrees warmer than the daily normal. The most below normal days in December occurred on the 1st and 29th, which were 4.5 degrees colder than the daily normal. The warmest daily high in December occurred on the 9 and 10th, when the high reached 47 degrees. This ties for 5th warmest monthly high in December. Top 5 Warmest Monthly Highs in December ---------------------------------------- 1) 51 degrees - 2019. 2) 48 degrees - 1992 1999 2005. 3) 47 degrees - 1962 1969 1985 2002 2024.*** 4) 46 degrees - 1967 1982 1989 1993 2015 2017. 5) 45 degrees - 1963 2004 2006 2011 2012 2018 2020. The coldest daily low in December occurred on the 29th, when the low dropped to 10 degrees. This ties for 2nd warmest monthly high in December. Top 5 Coldest Monthly Lows in December --------------------------------------- 1) -30 degrees - 1961 1964. 2) -29 degrees - 1954. 3) -27 degrees - 1955. 4) -25 degrees - 1956. 5) -24 degrees - 1990. Number of days in December --------------------------- High Temperature of 30 degrees or warmer - 16 days High Temperature of 20 degrees or warmer - 29 days Low Temperature of 20 degrees or less - 14 days Low Temperature of 10 degrees or less - 1 day ...Precipitation... December 2024 was the 15th driest on record, with 0.49 inches of precipitation measured for the month. The normal precipitation for December is 1.16 inches. Top 5 Wettest Decembers on Record ---------------------------------- 1) 3.82 inches - 2022. 2) 2.67 inches - 1955 2011. 3) 2.60 inches - 1978. 4) 2.43 inches - 2018. 5) 2.40 inches - 1967. Top 5 Driest Decembers on Record --------------------------------- 1) 0.09 inches - 1995. 2) 0.11 inches - 1982. 3) 0.19 inches - 1956. 4) 0.23 inches - 2015. 5) 0.24 inches - 1996. The wettest day in December was on the 5th, with 0.20 inches of precipitation measured. The second wettest day in December was on the 15th, with 0.18 inches of precipitation measured. Number of days in December --------------------------- Daily Precipitation of a trace or more - 18 days Daily Precipitation of 0.01 inches (measurable) or more - 6 days Daily Precipitation of 0.10 inches or more - 2 days Daily Precipitation of 0.25 inches or more - 0 days ...Snowfall... December 2024 was the 70th snowiest December on record with 1.9 inches of snow measured. The normal monthly snowfall for December is 18.2 inches. Top 5 Snowiest Decembers on Record ----------------------------------- 1) 41.6 inches - 1955. 2) 41.2 inches - 2022. 3) 39.0 inches - 2023. 4) 37.6 inches - 1998 2003. 5) 36.9 inches - 2006. The snowiest day in December was on the 15th, with 0.7 inches of snow measured. The second snowiest day in December was on the 14th with 0.5 inches of snow measured. Number of days in December --------------------------- Daily Snowfall of a trace or more - 7 days Daily Snowfall of 0.1 inches (measurable) or more - 4 days Daily Snowfall of 1.0 inches or more - 0 days ...Snow Depth... The average snow depth for December 2024 was 8.3 inches. The minimum snow depth was 7 inches last reported on the 26th. The maximum snow depth was 11 inches last reported on the 4th. The average monthly snow depth of 8.3 inches is the 34th highest average snow depth for the month of December. The record of 23.1 inches was set in 1994. ...December 2024 vs. December 2023... December 2024 was warmer and drier than December 2023. Temperature: 25.7 degrees in 2024 vs. 16.8 degrees in 2023. Precipitation: 0.49 inches in 2024 vs. 2.07 inches in 2023. Snowfall: 1.9" in 2024 vs. 39.0" in 2023. ...Daily Records Set in December 2024... Type............Date...New Record....Old Record (Year) Warmest High...December 10th....47F....46F (2017) Warmest Low....December 10th....34F....34F (1986) ...Daily Records Count for 2024 (Change) [Most Recent Previous]... Warmest High....7 (+01) [December 10th) Warmest Low.....5 (+01) [December 10th] Coldest High....4 (00) [August 10th] Coldest Low.....2 (00) [February 1st] Precipitation...11 (00)[November 15th] Snowfall........6 (00) [October 31st] ...Climate Highlights for January 2025... Normal High: 22.7 degrees. Normal Average Temperature: 16.9 degrees. Normal Low: 11.0 degrees. Normal Precipitation: 0.75 inches. Normal Snowfall: 12.4 inches Warmest January: 32.0 degrees average temperature (1977). Warmest Day: 50 degrees on Jan 19th, 1961 and Jan 27th, 2014. Coldest January: 2.7 degrees average temperature (1971). Coldest Day: -34 degrees on January 5th, 1975. Wettest January: 2.71 inches (1987). Wettest Day: 1.10 inches on January 31st, 1987. Driest January: 0.01 inches (1974, 1982). ...Calendar of Astronomy and Federal Holidays... Total Daylight on January 1st: 5 hours 41 minutes 03 seconds. Total Daylight on January 31st: 7 hours 45 minutes 02 seconds. Total Daylight gained: 2 hours 3 minute 59 seconds. First day with more than 6 hours of daylight: January 8th. First day with more than 7 hours of daylight: January 23rd. First day with sunrise before 10 AM AKST: January 13th. First day with sunset after 4 PM AKST: January 5th. First day with sunset after 5 PM AKST: January 30th. Lowest Solar Noon Sun Angle: 5.9 degrees above the horizon (January 1st). Highest Solar Noon Sun Angle: 11.7 degrees above the horizon (January 31st). Increase of the Solar Noon Sun Angle with respect to the horizon after solstice: 5.8 degrees. First Quarter Moon: January 6th at 2:56 PM AKST. Full Moon (Wolf Moon): January 13th at 1:26 PM AKST. Last Quarter Moon: January 21st at 11:30 AM AKST. New Moon: January 29th at 3:35 AM AKST. Martin Luther King Jr. Day: January 20th. Inauguration Day: January 20th ...Upcoming Meteor Showers and Eclipses... Quadrantids Meteor Shower: Peak of Event - January 2nd/3rd. Markle $$