Climatological Report (Daily)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
170
CDUS41 KGYX 030812
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
412 AM EDT WED SEP 03 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 2 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 80 11:56 AM 94 1953 76 4 75
MINIMUM 55 11:32 PM 41 1964 57 -2 53
1991
1994
AVERAGE 68 66 2 64
PRECIPITATION (IN)
YESTERDAY 0.00 2.26 2013 0.12 -0.12 T
MONTH TO DATE 0.00 0.24 -0.24 T
SINCE SEP 1 0.00 0.24 -0.24 T
SINCE JAN 1 25.99 30.59 -4.60 35.76
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0
2001
2002
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 1
MONTH TO DATE 0 4 -4 1
SINCE SEP 1 0 4 -4 1
SINCE JUL 1 31 30 1 19
COOLING
YESTERDAY 3 3 0 0
MONTH TO DATE 4 6 -2 9
SINCE SEP 1 4 6 -2 9
SINCE JAN 1 410 407 3 505
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 4.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 11:00 PM
LOWEST 37 11:00 AM
AVERAGE 67
..........................................................
THE PORTLAND ME CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 1973
MINIMUM TEMPERATURE (F) 56 39 1958
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 6:07 AM EDT SUNSET 7:13 PM EDT
SEPTEMBER 4 2025.....SUNRISE 6:09 AM EDT SUNSET 7:11 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$