Weather Forecast for St Louis
Missouri, United States of America
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Current Weather - St Louis: 2°C
Current Weather - St Louis: 2°C
Missouri, United States of America
Sunny
Feels like -1°C
Wind
9 km/h ENE
Humidity
61%
Pressure
1039 mb
UV Index
1
Visibility
16 km
Sunny
Saturday, March 28, 2026
High
16°C
Low
-0°C
Rain Chance
0%
Hourly Forecast
14°C
15°C
14°C
13°C
12°C
11°C
10°C
8°C
8°C
8°C
Day Statistics
Maximum Wind
18 km/h
Humidity
51%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:52 AM
Sunset
07:21 PM
Moonrise
02:57 PM
Moonset
04:40 AM
Moon Phase
Waxing Gibbous
Moon Illumination
74%
Air Quality
PM2.5
6.1
μg/m³
PM10
6.5
μg/m³
NO₂
5
μg/m³
O₃
83.4
μg/m³
SO₂
2.2
μg/m³
CO
216.1
μg/m³
Cloudy
Sunday, March 29, 2026
High
16°C
Low
3°C
Rain Chance
0%
Hourly Forecast
6°C
5°C
5°C
5°C
5°C
4°C
4°C
5°C
6°C
8°C
9°C
11°C
12°C
14°C
14°C
15°C
15°C
15°C
15°C
14°C
14°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
23 km/h
Humidity
60%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:50 AM
Sunset
07:22 PM
Moonrise
04:06 PM
Moonset
05:10 AM
Moon Phase
Waxing Gibbous
Moon Illumination
83%
Air Quality
PM2.5
6.4
μg/m³
PM10
6.6
μg/m³
NO₂
7.4
μg/m³
O₃
89
μg/m³
SO₂
4.1
μg/m³
CO
208.6
μg/m³
Overcast
Monday, March 30, 2026
High
27°C
Low
12°C
Rain Chance
0%
Hourly Forecast
13°C
13°C
13°C
13°C
13°C
12°C
12°C
13°C
14°C
16°C
18°C
21°C
23°C
25°C
26°C
26°C
26°C
25°C
24°C
23°C
21°C
20°C
17°C
18°C
Day Statistics
Maximum Wind
28 km/h
Humidity
65%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:48 AM
Sunset
07:23 PM
Moonrise
05:13 PM
Moonset
05:36 AM
Moon Phase
Waxing Gibbous
Moon Illumination
90%
Air Quality
PM2.5
5.9
μg/m³
PM10
6.1
μg/m³
NO₂
6.3
μg/m³
O₃
101.5
μg/m³
SO₂
3.3
μg/m³
CO
197.1
μg/m³
Patchy rain nearby
Tuesday, March 31, 2026
High
28°C
Low
19°C
Rain Chance
85%
Hourly Forecast
18°C
19°C
20°C
20°C
19°C
19°C
19°C
19°C
20°C
21°C
23°C
24°C
26°C
27°C
27°C
28°C
28°C
27°C
26°C
24°C
22°C
21°C
20°C
17°C
Day Statistics
Maximum Wind
35 km/h
Humidity
62%
Precipitation
2 mm
UV Index
2
Visibility
10 km
Rain Chance
85%
Snow Chance
0%
Sun & Moon
Sunrise
06:47 AM
Sunset
07:24 PM
Moonrise
06:17 PM
Moonset
05:59 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
5.9
μg/m³
PM10
6.2
μg/m³
NO₂
4.8
μg/m³
O₃
99.6
μg/m³
SO₂
2.5
μg/m³
CO
170.8
μg/m³
Moderate rain
Wednesday, April 01, 2026
High
14°C
Low
9°C
Rain Chance
65%
Hourly Forecast
16°C
14°C
13°C
12°C
11°C
10°C
10°C
10°C
10°C
11°C
11°C
11°C
12°C
13°C
13°C
14°C
13°C
13°C
12°C
11°C
11°C
10°C
9°C
9°C
Day Statistics
Maximum Wind
27 km/h
Humidity
69%
Precipitation
15 mm
UV Index
0
Visibility
9 km
Rain Chance
65%
Snow Chance
0%
Sun & Moon
Sunrise
06:45 AM
Sunset
07:25 PM
Moonrise
07:20 PM
Moonset
06:21 AM
Moon Phase
Waxing Gibbous
Moon Illumination
99%
Air Quality
PM2.5
7.2
μg/m³
PM10
8.1
μg/m³
NO₂
4.6
μg/m³
O₃
89.9
μg/m³
SO₂
1.6
μg/m³
CO
159.9
μg/m³
Moderate rain
Thursday, April 02, 2026
High
7°C
Low
6°C
Rain Chance
84%
Hourly Forecast
8°C
8°C
8°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
7°C
8°C
8°C
8°C
9°C
9°C
10°C
10°C
11°C
Day Statistics
Maximum Wind
28 km/h
Humidity
81%
Precipitation
9 mm
UV Index
2
Visibility
9 km
Rain Chance
84%
Snow Chance
0%
Sun & Moon
Sunrise
06:44 AM
Sunset
07:26 PM
Moonrise
08:23 PM
Moonset
06:44 AM
Moon Phase
Full Moon
Moon Illumination
100%
Patchy rain nearby
Friday, April 03, 2026
High
21°C
Low
12°C
Rain Chance
87%
Hourly Forecast
12°C
12°C
13°C
13°C
13°C
13°C
13°C
14°C
15°C
15°C
17°C
18°C
20°C
20°C
21°C
20°C
20°C
20°C
20°C
18°C
17°C
15°C
13°C
12°C
Day Statistics
Maximum Wind
25 km/h
Humidity
91%
Precipitation
2 mm
UV Index
4
Visibility
5 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
06:42 AM
Sunset
07:27 PM
Moonrise
09:26 PM
Moonset
07:08 AM
Moon Phase
Waning Gibbous
Moon Illumination
99%
Solar Radiation Data
Shortwave Radiation
80.3
Diffuse Radiation
25.86
DNI
66.9
GTI
43.07
Weather Alerts
Frost Advisory issued March 28 at 12:45AM CDT until March 28 at 9:00AM CDT by NWS St Louis MO
* WHAT...Temperatures of 32 to 36 will result in frost formation. * WHERE...Saint Louis City MO and Saint Louis MO Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Frost Advisory issued March 28 at 2:45AM CDT until March 28 at 9:00AM CDT by NWS St Louis MO
* WHAT...Temperatures of 32 to 36 will result in frost formation. * WHERE...Saint Louis City MO and Saint Louis MO Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Freeze Warning issued March 28 at 12:45AM CDT until March 28 at 9:00AM CDT by NWS St Louis MO
* WHAT...Sub-freezing temperatures of 25 to 32 expected. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
Freeze Warning issued March 28 at 2:45AM CDT until March 28 at 9:00AM CDT by NWS St Louis MO
* WHAT...Sub-freezing temperatures of 25 to 32 expected. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
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