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
196
CDUS43 KLSX 200729
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
229 AM CDT WED AUG 20 2025
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 19 2025...
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)
YESTERDAY
MAXIMUM 93 150 PM 105 1936 88 5 86
1962
MINIMUM 77 1159 PM 55 1953 69 8 67
AVERAGE 85 79 6 77
PRECIPITATION (IN)
YESTERDAY 0.04 2.03 1914 0.11 -0.07 0.00
MONTH TO DATE 1.48 2.17 -0.69 1.06
SINCE JUN 1 10.44 10.59 -0.15 10.57
SINCE JAN 1 32.09 28.46 3.63 31.36
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 20 14 6 12
MONTH TO DATE 308 278 30 268
SINCE JUN 1 1261 1105 156 1199
SINCE JAN 1 1432 1300 132 1512
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 400 AM
LOWEST 58 400 PM
AVERAGE 70
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 104 1962
MINIMUM TEMPERATURE (F) 69 52 1950
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 620 AM CDT SUNSET 749 PM CDT
AUGUST 21 2025........SUNRISE 621 AM CDT SUNSET 747 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$