Climatological Report (Monthly)
Issued by NWS Portland, ME

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CLMPWM

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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
601 AM EDT SAT JUL 04 2026

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

...THE PORTLAND ME CLIMATE SUMMARY FOR THE MONTH OF JUNE 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2026 (FOR TEMPERATURE)
CLIMATE RECORD PERIOD: 1871 TO 2026 (FOR PRECIPITATION)
CLIMATE RECORD PERIOD: 1882 TO 2026 (FOR SNOWFALL)

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   06/24/2025
 LOW              33   06/04/1944
HIGHEST           86   06/10         89      -3       99  06/24
                       06/13
LOWEST            41   06/02         43      -2       44  06/15
AVG. MAXIMUM    76.8               73.6     3.2     73.9
AVG. MINIMUM    56.0               55.0     1.0     55.6
MEAN            66.4               64.3     2.1     64.7
DAYS MAX >= 90     0                1.0    -1.0        2
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       10.86   1917
 MINIMUM        0.53   1908
TOTALS          5.31               4.15    1.16     2.19
DAILY AVG.      0.18               0.14    0.04     0.07
DAYS >= .01       12               11.7     0.3       10
DAYS >= .10        9                6.9     2.1        6
DAYS >= .50        3                2.5     0.5        2
DAYS >= 1.00       2                1.0     1.0        0
GREATEST
 24 HR. TOTAL   2.33   06/22 TO 06/23

SNOWFALL (INCHES)
RECORDS
 TOTAL
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1       63.7               68.7    -5.0     54.1
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                0.0     0.0
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL       0

DEGREE DAYS
HEATING TOTAL     34                 89     -55       89
 SINCE 7/1      6996               6794     202     6679
COOLING TOTAL     84                 68      16       87
 SINCE 1/1       116                 79      37       87
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    24/160    DATE  06/18
                                24/320          06/20
HIGHEST GUST SPEED/DIRECTION    37/310    DATE  06/20

SKY COVER
AVERAGE SKY COVER           0.48

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     HEAVY RAIN                 5
RAIN                      7     LIGHT RAIN                12
FREEZING RAIN             0     LT FREEZING RAIN           0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     FOG                       13
FOG W/VIS <= 1/4 MILE     6     HAZE                       3

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

&&

...THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN JUNE 2026...
DATE   RECORD                                PREVIOUS
JUNE 11 1.48  - GREATEST PRECIPITATION     - 1.45 IN 1917

$$