Climatological Report (Monthly)
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CXAK57 PAJK 011533
CLMAJK

CLIMATE REPORT
NATIONAL WEATHER SERVICE JUNEAU, AK
723 AM AKDT WED JUL 1 2015

...................................

...THE JUNEAU CLIMATE SUMMARY FOR THE MONTH OF JUNE 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1943 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              86   06/13/1969
 LOW               31   06/03/1971
                        06/13/1965
                        06/07/1955
HIGHEST            81   06/15        77       4       71  06/27
LOWEST             43   06/13        38       5       39  06/06
                        06/09
AVG. MAXIMUM     64.2              62.2     2.0     60.0
AVG. MINIMUM     49.8              46.9     2.9     46.3
MEAN             57.0              54.6     2.4     53.2
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.48   2014
 MINIMUM         1.08   1946
TOTALS           4.66              3.24    1.42     7.39
DAILY AVG.       0.16              0.11    0.05     0.25
DAYS >= .01        16              15.8     0.2       15
DAYS >= .10        10               8.0     2.0       14
DAYS >= .50         4               2.0     2.0        6
DAYS >= 1.00        0               0.2    -0.2        3
GREATEST
 24 HR. TOTAL    0.90   06/28 TO 06/29           06/08 TO 06/08

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   2002
 24 HR TOTAL      0.0
 SNOW DEPTH         0
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        48.6              86.7   -38.1     97.1
SNOWDEPTH AVG.      0               0.0     0.0        0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0                                  0
 24 HR TOTAL      0.0   06/30 TO 06/30           06/30 TO 06/30

DEGREE_DAYS
HEATING TOTAL     234               315     -81      350
 SINCE 7/1       7331              8351   -1020     8122
COOLING TOTAL       2                 1       1        0
 SINCE 1/1          2                 1       1        0

FREEZE DATES
RECORD
 EARLIEST     08/24/1969
 LATEST       06/13/1965
EARLIEST      11/11             09/30
LATEST        05/05             05/12
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
RESULTANT WIND SPEED/DIRECTION   3/117
HIGHEST WIND SPEED/DIRECTION    32/120    DATE  06/26
HIGHEST GUST SPEED/DIRECTION    42/120    DATE  06/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         23

AVERAGE RH (PERCENT)     76

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN               21     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

...WARM AND WET JUNE FOR JUNEAU...

THE FIRST TWO DAY OF THE MONTH STARTED OUT IN THE 70S...WELL ABOVE NORMAL. THEN DAILY
HIGH TEMPERATURES QUICKLY FELL RETURNING JUNEAU TO MORE NEAR NORMAL TEMPERATURES IN
THE MID TO UPPER 50S FOR THE NEXT TEN DAYS. BY THE 14TH THE DAILY HIGH TEMPERATURE
REACHED 80 DEGREES...THE 15TH WAS THE HOTTEST DAY OF THE MONTH WITH THE MERCURY
CLIMBING TO 81 DEGREES. HIGH TEMPERATURES FOR THE REMAINDER OF THE MONTH RANGED IN
THE 60S AND 70S...WITH ONE COOLER DAY OF 58 DEGREES ON 26TH. ALL IN
ALL...TEMPERATURES WERE ABOUT 2 DEGREES ABOVE NORMAL. ALTHOUGH A WARM MONTH...4TH
WARMEST ON RECORD...NO DAILY RECORD TEMPERATURES WERE REACHED. THE COOLEST NIGHT WAS
ON THE 9TH AND 13TH WITH A DIP DOWN TO 43 DEGREES.

THE MONTH STARTED AND ENDED ON DRY DAYS. FOR THE MONTH THERE WERE 21 DAYS OF
PRECIPITATION...16 WITH MEASURABLE AMOUNTS...FOUR BEING ABOVE A HALF AN INCH...WHILE
FIVE OF THOSE DAYS ONLY HAD TRACE AMOUNTS. 4.66 INCHES OF PRECIPITATION FELL...WHICH
IS 1.42 INCHES ABOVE NORMAL...DURING JUNE MAKING IT THE 13TH WETTEST JUNE ON RECORD.
THE WETTEST JUNE ON RECORD WAS LAST YEAR WHEN 7.48 INCHES FELL. THE TOP THREE WETTEST
DAYS WERE ON THE 29TH WITH 0.83 INCHES...THE 4TH WITH 0.60 INCHES AND THE 10TH WITH
0.53 INCHES. A CLOSE FINISHER WAS ON THE 26TH WITH 0.52 INCHES. IT WAS CLEARLY A WET
MONTH...BUT NO DAILY RAINFALL RECORDS WERE REACHED.

WET CONDITIONS LENDED TO 16 DAYS OF FOG WITH THE 27TH REPORTING DENSE FOG...WITH
VISIBILITY A QUARTER OF A MILE OF LESS. THE WET AND WARM CONDITIONS ALSO KEPT THE
RISK OF FROST AT BAY...WITH THE LATEST FROST ON RECORD BEING JUNE 13TH. ON A SIDE
NOTE...THE LAST TIME JUNEAU INTERNATIONAL AIRPORT REACHED 32 DEGREES OR LESS WAS MAY
5TH.

WIND WAS MAINLY FROM AN EAST TO SOUTHEAST DIRECTION. THE EXCEPTION WAS THE 8 DAYS
THAT THE DIRECTION TURNED TO THE WEST AND NORTHWEST. ON AVERAGE THE WINDS OVER THE
MONTH WERE LIGHT...LESS THAN 8 MPH. WITH AFTERNOON SEA BREEZES AND A FEW LOWS MOVING
OVER THE AREA...JUNEAU ALSO HAD 8 DAYS REACH ABOVE 20 MPH...5 OF WHICH REACHED ABOVE
30 MPH. THE STRONGEST WINDS PEAKED AT 42 MPH ON THE 26TH...THE 4TH SAW 40 MPH...THE
5TH HAD 39 MPH AND THE 25TH AT 37 MPH. THE TOP FOUR STRONGEST WINDS ALL FROM THE
SOUTHEAST VARYING ONLY BETWEEN 110 TO 120 DEGREES ON THE COMPASS.
$$

KV





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