


Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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
955 CDUS43 KLSX 272131 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 431 PM CDT WED AUG 27 2025 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 27 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1874 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 81 235 PM 102 1881 87 -6 102 2024 MINIMUM 56 538 AM 51 1968 67 -11 81 AVERAGE 69 77 -8 92 PRECIPITATION (IN) TODAY 0.00 1.72 1874 0.10 -0.10 0.00 MONTH TO DATE 1.48 2.99 -1.51 1.06 SINCE JUN 1 10.44 11.41 -0.97 10.57 SINCE JAN 1 32.09 29.28 2.81 31.36 SNOWFALL (IN) TODAY 0.0 0.0 2015 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 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 TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 4 -4 0 SINCE JUL 1 0 0 0 0 COOLING TODAY 4 12 -8 27 MONTH TO DATE 360 381 -21 386 SINCE JUN 1 1313 1208 105 1317 SINCE JAN 1 1484 1403 81 1630 ................................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 2.4 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 80 400 AM LOWEST 32 200 PM AVERAGE 56 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 87 101 1913 1990 MINIMUM TEMPERATURE (F) 67 48 1986 SUNRISE AND SUNSET AUGUST 27 2025........SUNRISE 626 AM CDT SUNSET 739 PM CDT AUGUST 28 2025........SUNRISE 627 AM CDT SUNSET 737 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$