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
437
CDUS43 KLSX 212229
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
529 PM CDT TUE JUL 21 2026
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR JULY 21 2026...
VALID AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 90 339 PM 106 1901 90 0 87
MINIMUM 82 156 AM 54 1944 71 11 72
1970
AVERAGE 86 81 5 80
PRECIPITATION (IN)
TODAY T 1.57 2025 0.12 -0.12 1.57
MONTH TO DATE 4.68 2.67 2.01 4.33
SINCE JUN 1 11.16 7.16 4.00 8.71
SINCE JAN 1 29.83 25.03 4.80 30.36
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 21 16 5 15
MONTH TO DATE 337 324 13 341
SINCE JUN 1 682 675 7 749
SINCE JAN 1 954 870 84 920
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 11.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 100 AM
LOWEST 45 200 PM
AVERAGE 62
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 108 2017
MINIMUM TEMPERATURE (F) 71 55 1947
1970
SUNRISE AND SUNSET
JULY 21 2026..........SUNRISE 554 AM CDT SUNSET 822 PM CDT
JULY 22 2026..........SUNRISE 554 AM CDT SUNSET 821 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$