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Public Information Statement - River Forecast Center 


NOAK48 PAFC 020028

Public Information Statement
National Weather Service Anchorage AK
428 PM AKDT Fri Jun 1 2018

...Anchorage International Airport Climate Highlights for May

...13th Driest May...
...17th Warmest May...

The total period of record includes 65 Mays.


May 2018 was the 17th warmest May on record, with an average
temperature of 48.5 degrees. This is 0.7 degrees above the normal
of 47.8 degrees.

The average high in May 2018 was 55.1 degrees. The average low was
42.0 degrees.

17 days in May had above normal temperatures.
10 days in May had below normal temperatures.
4 days in May had average temperatures.

The warmest high temperature in May was 64 degrees on the 27th.
This ties multiple years for the 15th coldest monthly high
temperature. The average warmest monthly high temperature in May
is 68 degrees. Just 5 days in May had highs at or above 60
degrees, which is the 19th fewest number of 60 degree days on

The coldest low temperature in May was 32 degrees on the 13th.
This ties multiple years for the 13th warmest monthly low
temperature. The average coldest monthly low temperature in May is
30 degrees. Just 8 nights in May had lows below 40 degrees. This
is the 4th fewest number of nights with lows in the 30s in May on

The most above normal day was on the 10th at 5.9 degrees above the
normal for the day. The most below normal days were on the 7th and
16th, which both were 2.5 degrees below the normal for those
respective days.


May 2018 was the 13th driest May on record, recording a sum of
0.33 inches of total precipitation falling during the month. The
normal precipitation for May is 0.72 inches. The wettest day of
the month occurred on the 18th, when 0.11 inches of rain fell.

21 out of 30 days in May recorded a trace or more of

...Snowfall and Snow Season...

May 2018 was the 50th May on record when no measurable snow fell
during the month. The normal snowfall for May is 0.3 inches. This
was the 5th consecutive May with no snowfall.

59.1 inches of snow have fallen during snow seasons 2017-2018
through the end of May. The normal is 74.5 inches. Thus, Anchorage
will end the snow season at the end of June 15.4 inches below the
normal for the snow season. Snow season 2017-2018 will conclude at
the end of June as the 17th least snowiest snow season on record.

A snow season runs from July 1 through June 30.

...May 2018 vs. May 2017...

Compared to last May, May 2018 was similar in temperature and
snowfall, but significantly drier than last May.

48.5 degrees average temperature in 2018 vs. 47.9 degrees in 2017.
0.33 inches of precipitation in 2018 vs. 1.06 inches in 2017.
No snow in either May.
Snow Season Totals: 59.1 inches in 2018 vs. 82.4 inches in 2017.

...Daily Records...

No daily records in temperature nor precipitation were set.

...Daily Records Count for 2018...

High Maximum....2
High Minimum....2
Low Maximum.....0
Low Minimum.....0

...Highlights for June 2018...

Monthly Averages:

Mean Temperature: 55.2 degrees
High: 62.8 degrees
Low: 47.7 degrees
Precipitation: 0.97 degrees
Snowfall: None

Calendar of Astronomy:

Beginning of June Daylight: 18 hours 44 minutes
19 Hours of Daylight: June 6th
Third Quarter Moon: June 6th at 10:31am
New Moon: June 13th at 11:43am
Earliest Sunrise of the Year: June 19th at 4:20am
First Quarter Moon: June 20th at 2:50am
Summer Solstice: June 21st at 2:07am with 19 hours 21 minutes of
Latest Sunset of the Year: June 22nd at 11:42pm
Full Moon: June 27th at 8:53pm
End of the Month Daylight: 19 hours 12 minutes.
Total Monthly Daylight Gain: 28 minutes