Climate and Weather Charts
Lambert St. Louis International Airport (STL)
(St Louis, Missouri - MO, USA)
St. Louis features a moderate, continental climate with distinctly seasonal weather. Located in the state of Missouri, the city of St. Louis enjoy hot summers, which can feel a little humid at times.
The summer weather and climate in St. Louis is at its hottest from June through August, when daytime temperatures often stay above 30°C / 86°F. Evenings are especially warm and inviting at this time of the year, with many restaurants offering outdoor eating areas.
St. Louis' winter weather quickly arrives at the end of December and daytime temperatures average just 5°C / 41°F from December through February. Frosty nights can be expected during the winter months, with occasional snowy weather. The annual snowfall in St. Louis is around 51 cm / 20 inches, with annual daytime temperatures topping 19°C / 66°F.
Climate Description: Moderate, continental climate
St Louis Airport (STL) Location: Northern Hemisphere, USA, Missouri
Annual High / Low Daytime Temperatures at St Louis: 32°C / 3°C (90°F / 37°F)
Average Daily January Temperature: 3°C / 37°F
Average Daily June Temperature: 30°C / 86°F
Annual Rainfall / Precipication St Louis at Airport (STL): 956 mm / 38 inches
St Louis Airport (STL):
Climate and Weather Charts
Temperature Chart |
| Temperatures |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Average |
Maximum
Celcius (°C) |
3 |
6 |
13 |
19 |
25 |
30 |
32 |
31 |
27 |
20 |
13 |
5 |
19 |
Minimum
Celcius (°C) |
-6 |
-4 |
2 |
8 |
13 |
19 |
21 |
20 |
16 |
9 |
3 |
-3 |
8 |
Maximum
Fahrenheit (°F) |
37 |
43 |
55 |
66 |
77 |
86 |
90 |
88 |
81 |
68 |
55 |
41 |
66 |
Minimum
Fahrenheit (°F) |
21 |
25 |
36 |
46 |
55 |
66 |
70 |
68 |
61 |
48 |
37 |
27 |
47 |
Rainfall / Precipitation Chart |
| Rainfall |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Total |
| Rainfall (mm) |
46 |
53 |
91 |
89 |
102 |
94 |
99 |
74 |
79 |
69 |
84 |
76 |
956 |
| Rainfall (inches) |
1.8 |
2.1 |
3.6 |
3.5 |
4.0 |
3.7 |
3.9 |
2.9 |
3.1 |
2.7 |
3.3 |
3.0 |
38 |
| St Louis Days of Rain |
9 |
8 |
11 |
11 |
11 |
9 |
9 |
8 |
8 |
8 |
10 |
9 |
111 |
Snowfall Chart |
| Snowfall |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Total |
| Snowfall (mm) |
137 |
112 |
102 |
13 |
0 |
0 |
0 |
0 |
0 |
0 |
36 |
97 |
497 |
| Snowfall (inches) |
5.4 |
4.4 |
4.0 |
0.5 |
0 |
0 |
0 |
0 |
0 |
0 |
1.4 |
3.8 |
20 |
Seasonal Chart |
| Seasons |
Average
Temp
(Max °C) |
Average
Temp
(Min °C) |
Average
Temp
(Max °F) |
Average
Temp
(Min °F) |
Total
Rainfall
(mm) |
Total
Rainfall
(inches) |
Total
Snowfall
(mm) |
Total
Snowfall
(inches) |
| Mar to May (Spring) |
19 |
8 |
66 |
46 |
282 |
11 |
115 |
5 |
| Jun to Aug (Summer) |
31 |
20 |
88 |
68 |
267 |
11 |
0 |
0 |
| Sept to Nov (Autumn / Fall) |
20 |
9 |
68 |
49 |
232 |
9 |
36 |
1 |
| Dec to Feb (Winter) |
5 |
-4 |
40 |
24 |
175 |
7 |
346 |
14 |
