283
NOAK48 PAFC 031715
PNSAFC
AKZ701-041800-

Public Information Statement
National Weather Service Anchorage AK
915 AM AKDT Wed Sep 3 2025

...Anchorage International Airport Climate Highlights for
August 2025...

...23rd Warmest/50th Coldest August...
...27th Driest/46th Wettest August...

The period of record includes 74 Augusts.

*** Delineates 2025 in the lists below.

...Temperature...

August 2025 was the 23rd warmest August on record with an average
temperature of 58.0 degrees. This is 0.5 degrees above the normal
of 57.5 degrees.

Top 5 Warmest Augusts By Average Temperature
--------------------------------------------
1) 62.6 degrees in 2019.
2) 61.2 degrees in 2004.
3) 60.5 degrees in 2016.
4) 60.2 degrees in 1977.
5) 59.8 degrees in 1978.


Top 5 Coldest Augusts By Average Temperature
--------------------------------------------
1) 53.8 degrees in 1973 1998.
2) 54.2 degrees in 1969.
3) 54.3 degrees in 1986.
4) 54.4 degrees in 1955 1966 1980.
5) 54.5 degrees in 1961.

The average high in August 2025 was 64.7 degrees, which was 0.7
degrees above the normal of 64.0 degrees. The average low was 51.3
degrees, which was 0.4 degrees above the normal of 50.9 degrees.

15 days in August had above normal temperatures. 10 days in August
had below normal temperatures. 6 days in August had normal
temperatures (within 1/2 degree).

1 day in August was 5 degrees or more above the daily normal.
0 days in August were 5 degrees or more below the daily normal.

The most above normal day in August occurred on the 28th, which
was 6.0 degrees warmer than the daily normal.

The most below normal day in August occurred on the 2nd, which
was 4.1 degrees colder than the daily normal.

The warmest daily high in August occurred on the 6th, when
the high reached 71 degrees. This ties 11 previous years, with the
most recent year 2022, as the 44th warmest monthly high in August.

Top 5 Warmest Monthly Highs in August
-------------------------------------
1) 82 degrees - 1968 1977 1978.
2) 81 degrees - 2004.
3) 80 degrees - 1990 2003.
4) 79 degrees - 2015.
5) 78 degrees - 2020.

The coldest daily low in August occurred on the 30th, when
the low dropped to 42 degrees. This ties 8 previous years, with
the most recent year 2014, as the 38th coldest monthly low in
August.

Top 5 Coldest Monthly Lows in August
------------------------------------
1) 31 degrees - 1984.
2) 33 degrees - 1969.
3) 34 degrees - 1955 1973 1974 1998.
4) 36 degrees - 1952 2000.
5) 37 degrees - 1954 1962 1965.

Number of days in August
------------------------

High Temperature of 70 degrees or warmer - 1 day
High Temperature of 60 degrees or warmer - 28 days
High Temperature of 50 degrees or warmer - 31 days

Low Temperature of 50 degrees or less - 12 days
Low Temperature of 60 degrees or less - 31 days


...Precipitation...

August 2025 was the 46th wettest on record, with 2.04 inches of
precipitation measured for the month. The normal precipitation
for August is 2.93 inches.

Top 5 Wettest Augusts on Record
-------------------------------
1) 9.77 inches - 1989.
2) 8.37 inches - 1997.
3) 6.80 inches - 2022.
4) 5.64 inches - 2006.
5) 5.45 inches - 2016.

Top 5 Driest Augusts on Record
------------------------------
1) 0.04 inch - 2019.
2) 0.33 inch - 1969.
3) 0.43 inch - 1987.
4) 0.54 inch - 1978.
5) 0.69 inch - 1968.

The wettest day in August was on the 28th, with 0.57 inches of
precipitation measured. The second wettest day in August was on
the 2nd and 7th, with 0.31 inches of precipitation measured.

Number of days in August
------------------------

Daily Precipitation of a trace or more - 17 days
Daily Precipitation of 0.01 inch (measurable) or more - 14 days
Daily Precipitation of 0.10 inch or more - 6 days
Daily Precipitation of 0.25 inch or more - 3 days
Daily Precipitation of 0.50 inch or more - 1 day


...Snowfall...

0.0 inches of snow was measured in August 2025. The normal
monthly snowfall for August is 0.0 inches.


...August 2025 vs. August 2024...

August 2025 was warmer and drier than August 2024.

Temperature: 58.0 degrees in 2025 vs. 56.1 degrees in 2024.
Precipitation: 2.04 inches in 2025 vs. 4.80 inches in 2024.


...Daily Records Set in August 2025...

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

Warmest Low Temperature....August 21st...56F....55F (2018)
Warmest Low Temperature....August 25th...57F....56F (1995)

...Daily Records Count for 2025 (Change) [Most Recent
Previous]...

High Temperature............7 (00) [April 3rd]
Low Temperature.............1 (00) [June 10th]
Coldest High Temperature....4 (00) [June 9th]
Warmest Low Temperature.....4 (+02) [August 25th]
Precipitation...............2 (00) [May 12th]
Snowfall....................4 (00) [April 11th]


...Climate Highlights for September 2025...

Normal High: 55.7 degrees.
Normal Average Temperature: 49.3 degrees.
Normal Low: 42.9 degrees.
Normal Precipitation: 3.10 inches.
Normal Snowfall: 0.4 inches

Warmest September: 55.0 degrees average temperature (2018).
Warmest Day: 73 degrees on September 5th, 1957.
Coldest September: 40.3 degrees average temperature (1992).
Coldest Day: 19 degrees on September 24th, 1992.
Wettest September: 7.70 inches (2015).
Wettest Day: 1.56 inches on September 29th, 2015.
Driest September: 0.63 inches (2011).

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

Total Daylight on September 1st: 14 hours 11 minutes 30 seconds.
Total Daylight on September 30th: 11 hours 27 minutes 28 seconds.

Total Daylight lost:  2 hours 44 minutes 02 seconds.

First day with less than 14 hours of daylight: September 4th.
First day with less than 13 hours of daylight: September 14th.
First day with less than 12 hours of daylight: September 25th.

First day with sunrise after 7 AM AKDT: September 4th.
First day with sunrise after 8 AM AKDT: September 29th.
First day with sunset before 9 PM AKDT: September 3rd.
First day with sunset before 8 PM AKDT: September 22nd.

Highest Solar Noon Sun Angle: 36.7 degrees above the horizon
(September 1st).
Lowest Solar Noon Sun Angle: 25.6 degrees above the horizon
(September 30th).

Total Monthly Decrease of the Solar Noon Sun Angle with respect
to the horizon: 11.1 degrees.

Full Moon (Full Corn Moon): September 7th at 10:08 AM AKDT.
Last Quarter Moon: September 14th at 2:32 AM AKDT.
New Moon: September 21st at 11:54 AM AKDT.
First Quarter Moon: September 29th at 3:53 PM AKDT.

Labor Day: September 1st.

Autumnal Equinox: September 22nd, 2025 at 10:19 AM AKDT.

Markle

$$