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Public Information Statement - River Forecast Center 

Anchorage


000
NOAK48 PAFC 030603
PNSAFC
AKZ101-031815-

Public Information Statement
National Weather Service Anchorage AK
903 PM AKST Thu Feb 2 2023

...Anchorage International Airport Climate Highlights for
January 2023...

...9th Warmest/62nd Coldest January...
...29th Wettest/41st Driest January...

The period of record includes 70 Januarys.

*** Delineates 2023 in the lists below.


...Temperature...

January 2023 was the 9th warmest January on record with an
average temperature of 23.6 degrees. This is 6.7 degrees above
the normal of 16.9 degrees.

Top 5 Warmest Januarys By Average Temperature
---------------------------------------------
1) 32.0 degrees in 1977.
2) 31.5 degrees in 1981.
3) 30.3 degrees in 2014.
4) 30.2 degrees in 1985.
5) 27.4 degrees in 2001.


Top 5 Coldest Januarys By Average Temperature
---------------------------------------------
1) 2.7 degrees in 1971.
2) 2.9 degrees in 1973 2012.
3) 3.4 degrees in 1989.
4) 4.6 degrees in 1969.
5) 5.1 degrees in 1956.

The average high in January 2023 was 28.9 degrees, which was 6.2
degrees above the normal of 22.7 degrees. The average low was
18.3 degrees, which was 7.3 degrees above the normal of 11.0
degrees.

27 days in January had above normal temperatures. 4 days in
January had below normal temperatures. 0 days in January had
normal temperatures (within 1/2 degree).

10 days in January was 10 degrees or more above the daily
normal. 22 days in January were 5 degrees or more above the daily
normal. 4 days in January were 5 degrees or more below the daily
normal. 1 day in January were 10 degrees or more below the daily
normal.

The most above normal day in January occurred on the 24th, which
was 18.3 degrees warmer than the daily normal.

The most below normal day in January occurred on the 7th, which
was 10.9 degrees cooler than the daily normal.

The warmest daily high in January occurred on the 24th, when the
high reached 42 degrees. This ties 1966, 1975, and 1987 for the
31st warmest monthly high in January. The average monthly high
for January 2023 is 22.7 degrees.

Top 5 Warmest Monthly Highs in January
--------------------------------------
1) 50 degrees - 1961 2014.
2) 49 degrees - 1977 1985.
3) 48 degrees - 1994.
4) 47 degrees - 1960 1981 1986 2022.
5) 46 degrees - 1980 1991 1992 1997 2001 2011 2015.

The coldest daily low in January occurred on the 7th, when the
low dropped to -2 degrees. This ties 2005 for the 52nd coldest
monthly low in January. The average monthly low for January 2023
is 11.0 degrees.

Top 5 Coldest Monthly Lows in January
-------------------------------------
1) -34 degrees - 1975.
2) -30 degrees - 1989.
3) -28 degrees - 1972.
4) -27 degrees - 1973.
5) -24 degrees - 2009.

Number of days in January
-------------------------

High Temperature of 40 degrees or warmer - 3 days
High Temperature of 30 degrees or warmer - 15 days
High Temperature of 20 degrees or warmer - 27 days
High Temperature of 10 degrees or warmer - 31 days

Low Temperature of 0 degrees or less - 2 days
Low Temperature of 10 degrees or less - 5 days
Low Temperature of 20 degrees or less - 15 days
Low Temperature of 30 degrees or less - 31 days


...Precipitation...

January 2023 was the 29th wettest January on record, with 0.59
inches of precipitation measured for the month. The normal
precipitation for January is 0.75 inches.

Top 5 Wettest Januarys on Record
--------------------------------
1) 2.71 inches - 1987.
2) 2.09 inches - 1963.
3) 1.71 inches - 2017.
4) 1.52 inches - 2014.
5) 1.51 inches - 1961.

The wettest day in January was on the 1st, with 0.14 inches of
precipitation measured. The second wettest day in January was on
the 20th, with 0.12 inches of precipitation measured.

Number of days in January
-------------------------

Daily Precipitation of a trace or more - 16 days
Daily Precipitation of 0.01 inches (measurable) or more - 8 days
Daily Precipitation of 0.10 inches or more - 2 days


...Snowfall...

6.4 inches of snow was measured in January 2023. The normal
monthly snowfall for January is 12.4 inches.

Top 5 Snowiest Januarys on Record
---------------------------------
1) 34.4 inches - 2000.
2) 31.7 inches - 2017.
3) 29.3 inches - 2007.
4) 27.5 inches - 1990.
5) 27.2 inches - 2008.

The snowiest day in January was on the 19th, with 1.5 inches of
snow measured. The second snowiest day in January was on the
20th, with 1.3 inches of snow measured.

Number of days in January
-------------------------

Daily Snowfall of a trace or more - 15 days
Daily Snowfall of 0.1 inches (measurable) or more - 7 days
Daily Snowfall of 1.0 inches or more - 3 days


...Snow Depth...

The average snow depth for January 2023 was 22.9 inches. The
minimum snow depth was 21 inches on the 27th through 31st. The
maximum snow depth was 26 inches on the 21st and 24th.

Top 5 Maximum January Snow Depths
---------------------------------
1) 47 inches - 1956.
2) 34 inches - 1992
3) 32 inches - 1960.
4) 31 inches - 1967.
5) 30 inches - 2012.


...January 2023 vs. January 2022...

January 2023 was significantly warmer and drier than
January 2022.

Temperature: 23.6 degrees in 2023 vs. 20.6 degrees in 2022.
Precipitation: 0.59 inches in 2023 vs. 1.07 inches in 2022.
Snowfall: 6.4" in 2023 vs. 15.5" in 2022.

...Daily Records Set in January 2023...

Type............Date...New Record....Old Record (Year)

None

...Daily Records Count for 2023 (Change) [Most Recent
Previous]...

Warmest High....0 (00)[n/a]
Warmest Low.....0 (00)[n/a]
Coolest High....0 (00) [n/a]
Coolest Low.....0 (00) [n/a]
Precipitation...0 (00) [n/a]
Snowfall........0 (00) [n/a]
Snow Depth......0 (00) [n/a]

...Climate Highlights for February 2023...

Normal High: 27.3 degrees.
Normal Average Temperature: 21.3 degrees.
Normal Low: 15.2 degrees.
Normal Precipitation: 0.86 inches.
Normal Snowfall: 13.4 inches

Warmest February: 32.7 degrees average temperature (1977).
Warmest Day: 49 degrees on February 27th, 2014.
Coldest February: 3.8 degrees average temperature (1990).
Coldest Day: -28.0 degrees on February 4th, 1999.
Wettest February: 3.07 inches (1955).
Wettest Day: 1.16 inches on February 8th, 1956.
Driest February: 0.07 inches (1958).


...Calendar of Astronomy and Federal Holidays...

Total Daylight on February 1st: 7 hours 47 minutes 35 seconds.
Total Daylight on February 28th: 10 hours 18 minutes 55 seconds.
Total Daylight gained: 2 hours 31 minutes 20 seconds.
First day with 8 hours of daylight: February 4th.
First day with 9 hours of daylight: February 15th.
First day with 10 hours of daylight: February 25th.
First day with sunrise before 9 AM AKST: February 9th.
First day with sunset after 6 PM AKST: February 20th.

Lowest Solar Noon Sun Angle: 11.8 degrees above the horizon
(February 1st).
Highest Solar Noon Sun Angle: 21.0 degrees above the horizon
(February 28th).
Total Monthly Increase of the Solar Noon Sun Angle with respect
to the horizon: 9.2 degrees.

Full Moon (Snow Moon): February 5th at 9:28 AM AKST.
Last Quarter Moon: February 13th at 7:00 AM AKST.
New Moon: February 19th at 10:05 PM AKST.
First Quarter Moon: February 26th at 11:05 PM AKST.

President`s Day: February 20th.


...Upcoming Meteor Showers and Eclipses...

Lyrids Meteor Shower: April 22nd and 23rd, 2023.
Annular Solar Eclipse: October 14th, 2023. Begins at 8:39 AM AKDT
(sunrise).

Markle

$$

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