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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
842 PM EDT TUE JUN 04 2024

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

...THE PORTLAND ME CLIMATE SUMMARY FOR THE SPRING SEASON, FROM
3/1/2024 TO 5/31/2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2024
CLIMATE RECORD PERIOD: 1871 TO 2024 (FOR PRECIPITATION)
CLIMATE RECORD PERIOD: 1882 TO 2024 (FOR SNOWFALL)

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             94   05/31/1987
 LOW             -21   03/04/1950
HIGHEST           84   05/22         85      -1       89  05/28
                       05/23
LOWEST            13   03/01          6       7       18  03/01
AVG. MAXIMUM    54.0               53.5     0.5     54.4
AVG. MINIMUM    38.0               35.6     2.4     36.2
MEAN            46.0               44.5     1.5     45.3
DAYS MAX >= 90     0                0.4    -0.4        0
DAYS MAX <= 32     1                4.2    -3.2        0
DAYS MIN <= 32    26               37.2   -11.2       36
DAYS MIN <= 0      0                0.4    -0.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       22.55   1983
 MINIMUM        4.23   1965
TOTALS         17.07              12.16    4.91    12.27
DAILY AVG.      0.18               0.13    0.05     0.13
DAYS >= .01       36               34.9     1.1       29
DAYS >= .10       28               21.1     6.9       19
DAYS >= .50        8                8.2    -0.2        8
DAYS >= 1.00       6                2.7     3.3        4
GREATEST
 24 HR. TOTAL   2.40   03/09 TO 03/10

SNOWFALL (INCHES)
RECORDS
 TOTAL          61.5   1906
TOTALS          13.7               16.4    -2.7     14.0
SINCE 7/1       38.0               68.7   -30.7     56.5
SNOWDEPTH AVG.     0
DAYS >= TRACE      7                6.4     0.6       12
DAYS >= 1.0        2                3.5    -1.5        2
GREATEST
 SNOW DEPTH        5   04/05
 24 HR TOTAL     8.0   04/03 TO 04/04

DEGREE DAYS
HEATING TOTAL   1735               1894    -159     1794
 SINCE 7/1      6068               6705    -637     6131
COOLING TOTAL     20                 11       9        6
 SINCE 1/1        20                 11       9        6
................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
HIGHEST WIND SPEED/DIRECTION    31/300    DATE  03/21
HIGHEST GUST SPEED/DIRECTION    50/150    DATE  03/10

SKY COVER
AVERAGE SKY COVER        0.61

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     HEAVY RAIN                 7
RAIN                     20     LIGHT RAIN                38
FREEZING RAIN             1     LT FREEZING RAIN           1
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW                7     FOG                       43
FOG W/VIS <= 1/4 MILE     8     HAZE                       4

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

&&

THE AVERAGE TEMPERATURE FOR THE SPRING SEASON WAS 46.0 DEGREES,
WHICH WAS 1.5 DEGREES ABOVE NORMAL AND WAS THE 5TH WARMEST
SPRING ON RECORD. THE WARMEST SPRING ON RECORD WAS IN 2010 WHEN THE
AVERAGE TEMPERATURE WAS 48.8 DEGREES. THE COOLEST WAS 37.9 DEGREES
IN 1956. THE FOLLOWING TABLE LISTS THE WARMEST SPRINGS ON RECORD AT
PORTLAND.

WARMEST AVERAGE TEMPERATURE IN SPRING (SINCE 1941)...
RANK  TEMP  YEAR
1     48.8  2010
2     48.2  2012
3     47.0  1991
4     46.4  1998
5     46.0  2024 <===
6     45.5  2021
7     45.4  2022
      45.4  1981
9     45.3  2023
      45.3  2020

THE LAST FREEZE OF THE SPRING SEASON OCCURRED ON APRIL 27TH WHEN THE
LOW TEMPERATURE DROPPED TO 27 DEGREES. THIS WAS RIGHT AROUND THE
NORMAL LAST FREEZE OF APRIL 26TH.

A TOTAL OF 17.07 INCHES OF PRECIPITATION FELL, WHICH WAS 4.91 INCHES
ABOVE NORMAL. THE HEAVIEST PRECIPITATION FELL ON MARCH 9TH INTO
MARCH 10TH WHEN A TOTAL OF 2.40 INCHES OF RAIN FELL. THE WETTEST
SPRING ON RECORD WAS IN 1983 WHEN A TOTAL OF 22.55 INCHES OF
PRECIPITATION FELL. THE DIREST WAS 4.23 INCHES IN 1965.

THERE WAS A TOTAL OF 13.7 INCHES OF SNOWFALL, WHICH WAS 2.7 INCHES
BELOW NORMAL. THE HEAVIEST SNOWFALL OCCURRED ON APRIL 3RD INTO APRIL
4TH WHEN THE PORTLAND AREA RECEIVED 8.0 INCHES. THE LEAST SNOWIEST
SPRING WAS IN 1921 AND 1910 WHEN ONLY A TRACE OF SNOWFALL WAS
RECORDED. THE SNOWIEST WAS 61.5 INCHES IN 1906.

THE FOLLOWING DAILY RECORDS WERE SET OR TIED IN SPRING 2024...
DATE     RECORD                              PREVIOUS
MAY 23     60  - WARMEST LOW TEMPERATURE     59 IN 2012
MAY 23     72  - WARMEST AVERAGE TEMPERATURE 73 IN 1964

$$

DS/SB/HAT