Extended 10-day forecasts, St. Louis (MO)
Hourly detail for the next 48 hours, six-hourly segments for the rest of the week.
This is the 10-day extended forecast for St. Louis, the United States of America. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.
Check out our September climate page to see if the current temperatures in St. Louis is typical for this time of year.
Today · Wednesday 2 Sep
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 01:00 |
Clear skies
|
29°C (84°F) | 0 mm (0 in) | 59% | S 4 m/s (8 knots) |
| 02:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 61% | SW 4 m/s (8 knots) |
| 03:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 63% | SW 4 m/s (8 knots) |
| 04:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 64% | SW 4 m/s (8 knots) |
| 05:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 65% | SW 3 m/s (6 knots) |
| 06:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 67% | SW 3 m/s (6 knots) |
| 07:00 |
Clear skies
|
26°C (79°F) | 0 mm (0 in) | 68% | SW 3 m/s (6 knots) |
| 08:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 65% | SW 3 m/s (6 knots) |
| 09:00 |
Clear skies
|
30°C (86°F) | 0 mm (0 in) | 59% | SW 3 m/s (6 knots) |
| 10:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 53% | SW 3 m/s (6 knots) |
| 11:00 |
Clear skies
|
34°C (93°F) | 0 mm (0 in) | 47% | SW 3 m/s (6 knots) |
| 12:00 |
Clear skies
|
35°C (95°F) | 0 mm (0 in) | 41% | SW 3 m/s (6 knots) |
| 13:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 37% | S 3 m/s (6 knots) |
| 14:00 |
Rain showers
|
37°C (99°F) | 0.8 mm (0.03 in) | 35% | S 3 m/s (6 knots) |
| 15:00 |
Heavy rain showers
|
36°C (97°F) | 1.3 mm (0.1 in) | 38% | S 3 m/s (6 knots) |
| 16:00 |
Rain showers
|
35°C (95°F) | 0.9 mm (0.04 in) | 41% | S 4 m/s (8 knots) |
| 17:00 |
Light rain showers
|
35°C (95°F) | 0.1 mm (0 in) | 42% | S 4 m/s (8 knots) |
| 18:00 |
Mostly sunny
|
35°C (95°F) | 0 mm (0 in) | 43% | S 3 m/s (6 knots) |
| 19:00 |
Mostly clear
|
33°C (91°F) | 0 mm (0 in) | 49% | S 3 m/s (6 knots) |
| 20:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 52% | S 3 m/s (6 knots) |
| 21:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 56% | S 3 m/s (6 knots) |
| 22:00 |
Clear skies
|
30°C (86°F) | 0 mm (0 in) | 58% | S 4 m/s (8 knots) |
| 23:00 |
Clear skies
|
30°C (86°F) | 0 mm (0 in) | 59% | S 4 m/s (8 knots) |
01:00
Clear skies
59% · S 4 m/s (8 knots)
29°C (84°F)
0 mm (0 in)
02:00
Clear skies
61% · SW 4 m/s (8 knots)
28°C (82°F)
0 mm (0 in)
03:00
Clear skies
63% · SW 4 m/s (8 knots)
28°C (82°F)
0 mm (0 in)
04:00
Clear skies
64% · SW 4 m/s (8 knots)
27°C (81°F)
0 mm (0 in)
05:00
Clear skies
65% · SW 3 m/s (6 knots)
27°C (81°F)
0 mm (0 in)
06:00
Clear skies
67% · SW 3 m/s (6 knots)
27°C (81°F)
0 mm (0 in)
07:00
Clear skies
68% · SW 3 m/s (6 knots)
26°C (79°F)
0 mm (0 in)
08:00
Clear skies
65% · SW 3 m/s (6 knots)
28°C (82°F)
0 mm (0 in)
09:00
Clear skies
59% · SW 3 m/s (6 knots)
30°C (86°F)
0 mm (0 in)
10:00
Clear skies
53% · SW 3 m/s (6 knots)
32°C (90°F)
0 mm (0 in)
11:00
Clear skies
47% · SW 3 m/s (6 knots)
34°C (93°F)
0 mm (0 in)
12:00
Clear skies
41% · SW 3 m/s (6 knots)
35°C (95°F)
0 mm (0 in)
13:00
Clear skies
37% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
14:00
Rain showers
35% · S 3 m/s (6 knots)
37°C (99°F)
0.8 mm (0.03 in)
15:00
Heavy rain showers
38% · S 3 m/s (6 knots)
36°C (97°F)
1.3 mm (0.1 in)
16:00
Rain showers
41% · S 4 m/s (8 knots)
35°C (95°F)
0.9 mm (0.04 in)
17:00
Light rain showers
42% · S 4 m/s (8 knots)
35°C (95°F)
0.1 mm (0 in)
18:00
Mostly sunny
43% · S 3 m/s (6 knots)
35°C (95°F)
0 mm (0 in)
19:00
Mostly clear
49% · S 3 m/s (6 knots)
33°C (91°F)
0 mm (0 in)
20:00
Clear skies
52% · S 3 m/s (6 knots)
32°C (90°F)
0 mm (0 in)
21:00
Clear skies
56% · S 3 m/s (6 knots)
31°C (88°F)
0 mm (0 in)
22:00
Clear skies
58% · S 4 m/s (8 knots)
30°C (86°F)
0 mm (0 in)
23:00
Clear skies
59% · S 4 m/s (8 knots)
30°C (86°F)
0 mm (0 in)
Tomorrow · Thursday 3 Sep
Hour by hour
| Time | Weather | Temp | Precip | Humidity | Wind |
|---|---|---|---|---|---|
| 00:00 |
Clear skies
|
29°C (84°F) | 0 mm (0 in) | 62% | S 4 m/s (8 knots) |
| 01:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 64% | S 4 m/s (8 knots) |
| 02:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 66% | S 3 m/s (6 knots) |
| 03:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 69% | SW 3 m/s (6 knots) |
| 04:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 70% | SW 3 m/s (6 knots) |
| 05:00 |
Clear skies
|
27°C (81°F) | 0 mm (0 in) | 71% | SW 3 m/s (6 knots) |
| 06:00 |
Clear skies
|
26°C (79°F) | 0 mm (0 in) | 73% | SW 3 m/s (6 knots) |
| 07:00 |
Clear skies
|
26°C (79°F) | 0 mm (0 in) | 74% | SW 2 m/s (4 knots) |
| 08:00 |
Clear skies
|
28°C (82°F) | 0 mm (0 in) | 71% | S 2 m/s (4 knots) |
| 09:00 |
Clear skies
|
29°C (84°F) | 0 mm (0 in) | 64% | S 2 m/s (4 knots) |
| 10:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 57% | SW 3 m/s (6 knots) |
| 11:00 |
Clear skies
|
33°C (91°F) | 0 mm (0 in) | 50% | SW 3 m/s (6 knots) |
| 12:00 |
Clear skies
|
34°C (93°F) | 0 mm (0 in) | 45% | SW 3 m/s (6 knots) |
| 13:00 |
Clear skies
|
35°C (95°F) | 0 mm (0 in) | 42% | S 3 m/s (6 knots) |
| 14:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 39% | S 3 m/s (6 knots) |
| 15:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 38% | S 3 m/s (6 knots) |
| 16:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 37% | S 3 m/s (6 knots) |
| 17:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 37% | S 3 m/s (6 knots) |
| 18:00 |
Clear skies
|
36°C (97°F) | 0 mm (0 in) | 38% | S 3 m/s (6 knots) |
| 19:00 |
Clear skies
|
34°C (93°F) | 0 mm (0 in) | 42% | S 3 m/s (6 knots) |
| 20:00 |
Clear skies
|
33°C (91°F) | 0 mm (0 in) | 46% | S 3 m/s (6 knots) |
| 21:00 |
Clear skies
|
32°C (90°F) | 0 mm (0 in) | 49% | S 3 m/s (6 knots) |
| 22:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 52% | S 4 m/s (8 knots) |
| 23:00 |
Clear skies
|
31°C (88°F) | 0 mm (0 in) | 56% | S 4 m/s (8 knots) |
00:00
Clear skies
62% · S 4 m/s (8 knots)
29°C (84°F)
0 mm (0 in)
01:00
Clear skies
64% · S 4 m/s (8 knots)
28°C (82°F)
0 mm (0 in)
02:00
Clear skies
66% · S 3 m/s (6 knots)
28°C (82°F)
0 mm (0 in)
03:00
Clear skies
69% · SW 3 m/s (6 knots)
27°C (81°F)
0 mm (0 in)
04:00
Clear skies
70% · SW 3 m/s (6 knots)
27°C (81°F)
0 mm (0 in)
05:00
Clear skies
71% · SW 3 m/s (6 knots)
27°C (81°F)
0 mm (0 in)
06:00
Clear skies
73% · SW 3 m/s (6 knots)
26°C (79°F)
0 mm (0 in)
07:00
Clear skies
74% · SW 2 m/s (4 knots)
26°C (79°F)
0 mm (0 in)
08:00
Clear skies
71% · S 2 m/s (4 knots)
28°C (82°F)
0 mm (0 in)
09:00
Clear skies
64% · S 2 m/s (4 knots)
29°C (84°F)
0 mm (0 in)
10:00
Clear skies
57% · SW 3 m/s (6 knots)
31°C (88°F)
0 mm (0 in)
11:00
Clear skies
50% · SW 3 m/s (6 knots)
33°C (91°F)
0 mm (0 in)
12:00
Clear skies
45% · SW 3 m/s (6 knots)
34°C (93°F)
0 mm (0 in)
13:00
Clear skies
42% · S 3 m/s (6 knots)
35°C (95°F)
0 mm (0 in)
14:00
Clear skies
39% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
15:00
Clear skies
38% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
16:00
Clear skies
37% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
17:00
Clear skies
37% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
18:00
Clear skies
38% · S 3 m/s (6 knots)
36°C (97°F)
0 mm (0 in)
19:00
Clear skies
42% · S 3 m/s (6 knots)
34°C (93°F)
0 mm (0 in)
20:00
Clear skies
46% · S 3 m/s (6 knots)
33°C (91°F)
0 mm (0 in)
21:00
Clear skies
49% · S 3 m/s (6 knots)
32°C (90°F)
0 mm (0 in)
22:00
Clear skies
52% · S 4 m/s (8 knots)
31°C (88°F)
0 mm (0 in)
23:00
Clear skies
56% · S 4 m/s (8 knots)
31°C (88°F)
0 mm (0 in)
Next 7 days
Six-hour segments
Day
Night
01:00
Morning
07:00
Afternoon
13:00
Evening
19:00
Friday
4 Sep
29°C (84°F)
0 mm (0 in)
Clear skies
62% · S 4 m/s (8 knots)
27°C (81°F)
0 mm (0 in)
Clear skies
72% · SW 2 m/s (4 knots)
37°C (99°F)
0 mm (0 in)
Mostly sunny
39% · NW 2 m/s (4 knots)
35°C (95°F)
0 mm (0 in)
Clear skies
42% · S 2 m/s (4 knots)
Fri
4 Sep
night
29°C (84°F)
0 mm (0 in)
Clear skies
62%
4 m/s (8 knots)
morning
27°C (81°F)
0 mm (0 in)
Clear skies
72%
2 m/s (4 knots)
afternoon
37°C (99°F)
0 mm (0 in)
Mostly sunny
39%
2 m/s (4 knots)
evening
35°C (95°F)
0 mm (0 in)
Clear skies
42%
2 m/s (4 knots)
Saturday
5 Sep
30°C (86°F)
0 mm (0 in)
Partly cloudy
61% · SW 1 m/s (2 knots)
28°C (82°F)
1.8 mm (0.1 in)
Rain showers
71% · SW 2 m/s (4 knots)
32°C (90°F)
0 mm (0 in)
Mostly sunny
54% · S 1 m/s (2 knots)
33°C (91°F)
0 mm (0 in)
Mostly clear
48% · NE 2 m/s (4 knots)
Sat
5 Sep
night
30°C (86°F)
0 mm (0 in)
Partly cloudy
61%
1 m/s (2 knots)
morning
28°C (82°F)
1.8 mm (0.1 in)
Rain showers
71%
2 m/s (4 knots)
afternoon
32°C (90°F)
0 mm (0 in)
Mostly sunny
54%
1 m/s (2 knots)
evening
33°C (91°F)
0 mm (0 in)
Mostly clear
48%
2 m/s (4 knots)
Sunday
6 Sep
27°C (81°F)
0 mm (0 in)
Clear skies
75% · SE 1 m/s (2 knots)
25°C (77°F)
0 mm (0 in)
Clear skies
90% · E 1 m/s (2 knots)
34°C (93°F)
1.2 mm (0.05 in)
Rain showers
45% · NE 2 m/s (4 knots)
26°C (79°F)
0 mm (0 in)
Partly cloudy
77% · E 2 m/s (4 knots)
Sun
6 Sep
night
27°C (81°F)
0 mm (0 in)
Clear skies
75%
1 m/s (2 knots)
morning
25°C (77°F)
0 mm (0 in)
Clear skies
90%
1 m/s (2 knots)
afternoon
34°C (93°F)
1.2 mm (0.05 in)
Rain showers
45%
2 m/s (4 knots)
evening
26°C (79°F)
0 mm (0 in)
Partly cloudy
77%
2 m/s (4 knots)
Monday
7 Sep
25°C (77°F)
0 mm (0 in)
Clear skies
91% · NE 2 m/s (4 knots)
23°C (73°F)
0 mm (0 in)
Clear skies
95% · E 2 m/s (4 knots)
33°C (91°F)
0 mm (0 in)
Mostly sunny
49% · E 2 m/s (4 knots)
31°C (88°F)
0 mm (0 in)
Clear skies
50% · NE 3 m/s (6 knots)
Mon
7 Sep
night
25°C (77°F)
0 mm (0 in)
Clear skies
91%
2 m/s (4 knots)
morning
23°C (73°F)
0 mm (0 in)
Clear skies
95%
2 m/s (4 knots)
afternoon
33°C (91°F)
0 mm (0 in)
Mostly sunny
49%
2 m/s (4 knots)
evening
31°C (88°F)
0 mm (0 in)
Clear skies
50%
3 m/s (6 knots)
Tuesday
8 Sep
27°C (81°F)
0 mm (0 in)
Clear skies
66% · SE 3 m/s (6 knots)
24°C (75°F)
0 mm (0 in)
Partly cloudy
85% · SE 1 m/s (2 knots)
34°C (93°F)
0 mm (0 in)
Partly cloudy
42% · S 2 m/s (4 knots)
34°C (93°F)
0 mm (0 in)
Clear skies
39% · SE 4 m/s (8 knots)
Tue
8 Sep
night
27°C (81°F)
0 mm (0 in)
Clear skies
66%
3 m/s (6 knots)
morning
24°C (75°F)
0 mm (0 in)
Partly cloudy
85%
1 m/s (2 knots)
afternoon
34°C (93°F)
0 mm (0 in)
Partly cloudy
42%
2 m/s (4 knots)
evening
34°C (93°F)
0 mm (0 in)
Clear skies
39%
4 m/s (8 knots)
Wednesday
9 Sep
28°C (82°F)
0 mm (0 in)
Clear skies
64% · S 3 m/s (6 knots)
27°C (81°F)
0.1 mm (0 in)
Clear skies
69% · SW 3 m/s (6 knots)
36°C (97°F)
0.5 mm (0.02 in)
Partly cloudy
37% · SW 2 m/s (4 knots)
35°C (95°F)
0 mm (0 in)
Clear skies
40% · S 2 m/s (4 knots)
Wed
9 Sep
night
28°C (82°F)
0 mm (0 in)
Clear skies
64%
3 m/s (6 knots)
morning
27°C (81°F)
0.1 mm (0 in)
Clear skies
69%
3 m/s (6 knots)
afternoon
36°C (97°F)
0.5 mm (0.02 in)
Partly cloudy
37%
2 m/s (4 knots)
evening
35°C (95°F)
0 mm (0 in)
Clear skies
40%
2 m/s (4 knots)
Thursday
10 Sep
30°C (86°F)
0 mm (0 in)
Clear skies
54% · SW 3 m/s (6 knots)
28°C (82°F)
0 mm (0 in)
Mostly sunny
56% · W 2 m/s (4 knots)
34°C (93°F)
2.1 mm (0.1 in)
Rain showers
48% · NW 3 m/s (6 knots)
30°C (86°F)
0 mm (0 in)
Mostly clear
47% · N 4 m/s (8 knots)
Thu
10 Sep
night
30°C (86°F)
0 mm (0 in)
Clear skies
54%
3 m/s (6 knots)
morning
28°C (82°F)
0 mm (0 in)
Mostly sunny
56%
2 m/s (4 knots)
afternoon
34°C (93°F)
2.1 mm (0.1 in)
Rain showers
48%
3 m/s (6 knots)
evening
30°C (86°F)
0 mm (0 in)
Mostly clear
47%
4 m/s (8 knots)
Data from MET Norway.
Prefer the quick-glance version? See the 10-day summary.
St. Louis weather by month
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