current weather for Swansea (United State)
Swansea is located near Belleville at 1mi↑, Fairview Heights at 4mi↑, Saint Clair County at 4mi↑, Shiloh at 5mi↑, OFallon at 6mi↑,
Elevation : 545ft
currently : 43°F overcast at Swansea
The current temperature is 43°F, the felt temperature is 43°F.
Wind direction from North West with a speed of 2mph with gusts at 11mph.
The air is extremely humid : relative air humidity is 84 %.
Pressure is 30inHg : anticyclonic regime, a harbinger of good weather even if mists can appear in the morning and persist because the wind remains weak.
weather last updated 26 minutes
Sun rises in 9h10 and the sun is setting in 19h49. The duration of the night is 13h21.
For more details on weather observations and short-term forecasts, see the aeronautical weather provided by Scott AFB/Midamerica airport.
overcast at Swansea
aerial view of Swansea
Coming to Swansea
Hotels : book on Hotels.com Booking Expedia Abritel
Taxi : book on Taxi Booking
activities : Getyourguide
By plane :
- Scott AFB/Midamerica airport at 8mi : book on Trip.com
- Saint Louis Downtown airport at 9mi : book on Trip.com
- Saint Louis Regional airport at 25mi : book on Trip.com
Weather forecast for Swansea (United State)
Today Saturday, March 7, 2026
Sky will be clear all night long and the day will be dominated by the sun.
the temperature will range from 36°F to 64°F
wind speed up to 21mph
1h
43°F
Overcast
The air is extremely humid : relative air humidity is 82 %.
pressure is 30inHg
Wind direction from West 5mph with gusts at 8mph
4h
40°F
Broken clouds
The air is extremely humid : relative air humidity is 86 %.
pressure is 30inHg
Wind direction from West 6mph with gusts at 11mph
7h
36°F
Few clouds
The air is extremely humid : relative air humidity is 86 %.
pressure is 30inHg
Wind direction from South West 6mph with gusts at 8mph
10h
47°F
Sky clear
The air is very humid : relative air humidity is 62 %.
pressure is 30inHg
Wind direction from South West 8mph with gusts at 13mph
13h
62°F
Sky clear
The air is moderately humid : relative air humidity is 40 %.
pressure is 30inHg
Wind direction from South West 10mph with gusts at 13mph
16h
64°F
Sky clear
The air is a little humid : relative air humidity is 34 %.
pressure is 30inHg
Wind direction from South West 11mph with gusts at 15mph
19h
55°F
Sky clear
The air is humid : relative air humidity is 54 %.
pressure is 30inHg
Wind direction from South West 7mph with gusts at 8mph
22h
50°F
Sky clear
The air is very humid : relative air humidity is 62 %.
pressure is 30inHg
Wind direction from South 9mph with gusts at 21mph
Sunday, March 8, 2026
Sky will be clear all night long and the day will be sunny.
the temperature will range from 46°F to 75°F
wind speed up to 30mph
1h
48°F
Sky clear
The air is very humid : relative air humidity is 65 %.
pressure is 30inHg
Wind direction from South West 8mph with gusts at 26mph
4h
47°F
Sky clear
The air is very humid : relative air humidity is 72 %.
pressure is 30inHg
Wind direction from South 7mph with gusts at 19mph
7h
46°F
Sky clear
The air is extremely humid : relative air humidity is 82 %.
pressure is 30inHg
Wind direction from South 8mph with gusts at 21mph
10h
59°F
Sky clear
The air is very humid : relative air humidity is 75 %.
pressure is 30inHg
Wind direction from South 12mph with gusts at 28mph
13h
71°F
Sky clear
The air is humid : relative air humidity is 55 %.
pressure is 30inHg
Wind direction from South West 16mph with gusts at 23mph
16h
76°F
Sky clear
The air is humid : relative air humidity is 55 %.
pressure is 30inHg
Wind direction from South 15mph with gusts at 23mph
19h
67°F
Sky clear
The air is extremely humid : relative air humidity is 80 %.
pressure is 30inHg
Wind direction from South 14mph with gusts at 28mph
22h
63°F
Sky clear
The air is almost saturated with water : relative air humidity is 93 %.
pressure is 30inHg
Wind direction from South 11mph with gusts at 30mph
Monday, March 9, 2026
Sky will be mainly clear but cloud will appear and the day will be cloudy from morning to evening. 0in rain in 24h.
the temperature will range from 61°F to 77°F
wind speed up to 32mph
1h
63°F
Sky clear
The air is almost saturated with water : relative air humidity is 93 %.
pressure is 30inHg
Wind direction from South 10mph with gusts at 28mph
4h
61°F
Few clouds
The air is almost saturated with water : relative air humidity is 95 %.
pressure is 30inHg
Wind direction from South West 8mph with gusts at 25mph
7h
60°F
Scattered clouds
The air is almost saturated with water : relative air humidity is 96 %.
pressure is 30inHg
Wind direction from South 8mph with gusts at 21mph
10h
68°F
Overcast
The air is extremely humid : relative air humidity is 83 %.
pressure is 30inHg
Wind direction from South 13mph with gusts at 22mph
13h
77°F
Overcast
The air is very humid : relative air humidity is 66 %.
pressure is 30inHg
Wind direction from South 16mph with gusts at 23mph
16h
78°F
Overcast
The air is very humid : relative air humidity is 69 %.
pressure is 30inHg
Wind direction from South 16mph with gusts at 23mph
19h
70°F
Light rain
0in of rain
The air is extremely humid : relative air humidity is 86 %.
pressure is 30inHg
Wind direction from South East 11mph with gusts at 20mph
22h
69°F
Light rain
0in of rain
The air is extremely humid : relative air humidity is 85 %.
pressure is 30inHg
Wind direction from South 13mph with gusts at 32mph
Tuesday, March 10, 2026
Sky will be covered with cloud all the night, there will be nightly rain and the day will be cloudy from morning to evening. Rain is forecasted. 0in rain in 24h.
the temperature will range from 43°F to 70°F
wind speed up to 42mph
Wind alert of 42mph at Swansea
1h
69°F
Overcast
The air is extremely humid : relative air humidity is 80 %.
pressure is 30inHg
Wind direction from South West 16mph with gusts at 33mph
4h
66°F
Light rain
0in of rain
The air is extremely humid : relative air humidity is 83 %.
pressure is 30inHg
Wind direction from South West 15mph with gusts at 34mph
7h
66°F
Light rain
0.1in of rain
The air is extremely humid : relative air humidity is 81 %.
pressure is 30inHg
Wind direction from South West 13mph with gusts at 31mph
10h
65°F
Light rain
0.1in of rain
The air is extremely humid : relative air humidity is 84 %.
pressure is 30inHg
Wind direction from South West 21mph with gusts at 41mph
13h
50°F
Light rain
0.1in of rain
The air is extremely humid : relative air humidity is 84 %.
pressure is 30inHg
Wind direction from North West 20mph with gusts at 31mph
16h
46°F
Light rain
0in of rain
The air is extremely humid : relative air humidity is 82 %.
pressure is 30inHg
Wind direction from North West 20mph with gusts at 32mph
19h
43°F
Light rain
0in of rain
The air is very humid : relative air humidity is 76 %.
pressure is 30inHg
Wind direction from North West 20mph with gusts at 36mph
22h
43°F
Overcast
The air is humid : relative air humidity is 59 %.
pressure is 30inHg
Wind direction from North West 18mph with gusts at 36mph
Wednesday, March 11, 2026
Sky will be clear all night long and the day will be sunny.
the temperature will range from 34°F to 52°F
wind speed up to 38mph
Wind alert of 38mph at Swansea
1h
39°F
Overcast
The air is very humid : relative air humidity is 66 %.
pressure is 30inHg
Wind direction from North West 17mph with gusts at 27mph
4h
37°F
Sky clear
The air is very humid : relative air humidity is 68 %.
pressure is 30inHg
Wind direction from North West 14mph with gusts at 25mph
7h
34°F
Sky clear
The air is very humid : relative air humidity is 64 %.
pressure is 30inHg
Wind direction from North West 9mph with gusts at 17mph
10h
39°F
Sky clear
The air is a little humid : relative air humidity is 37 %.
pressure is 30inHg
Wind direction from North West 7mph with gusts at 12mph
13h
46°F
Sky clear
The air is dry : relative air humidity is 27 %.
pressure is 30inHg
Wind direction from West 8mph with gusts at 11mph
16h
51°F
Sky clear
The air is a little humid : relative air humidity is 31 %.
pressure is 30inHg
Wind direction from South West 11mph with gusts at 16mph
19h
46°F
Sky clear
The air is humid : relative air humidity is 52 %.
pressure is 30inHg
Wind direction from South 10mph with gusts at 24mph
22h
43°F
Sky clear
The air is very humid : relative air humidity is 62 %.
pressure is 30inHg
Wind direction from South 14mph with gusts at 38mph
Weather observation and forecast provided by OpenWeatherMap under CC BY-SA 4.0 license amended by aviation weather data.
near
- Hotels in Swansea
- Renaissance Philadelphia Downtown Hotel (Philadelphia) at 799mi↑
- MoMA (New York) at 864mi↑
- Guggenheim Museum Bilbao (Bilbao) at 4343mi↑
- Le Matissia (Paris) at 4378mi↑
- Paris at 4379mi↑
- Hotel Monge (Paris) at 4379mi↑
- Hotel NH Collection San Sebastián Aránzazu (San Sebastián) at 4382mi↑
- for Saint Elizabeth's Hospital airport at 2mi↑
- for Memorial Hospital Belleville airport at 2mi↑
- for Ben Emge airport at 2mi↑
Weather news
Tuesday, February 10, 2026
News
Storm Nils is arriving in the Hautes-Pyrénées
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Saturday, May 8, 2021
News
Weather alert for thunderstorms and strong winds in the southwest
Météo-France has placed the southwest on orange alert for strong winds and thunderstorms. The winds have already begun to gust early this afternoon. But the worst is yet to come.
Tuesday, October 20, 2020
News
Alerte orange sur les Hautes-Pyrénées, la tempête Barbara arrive
Le vent a commencé à souffler sur la façade ouest avec des vents à près de 200 km/h. Ce n'est que le début et Météo France a émis un bulletin d'alerte orange pour vent violent sur les…
Monday, October 19, 2020
News
La tempête Barbara souffle à plus de 150 km/h sur les Hautes-Pyrénées
Le vent a commencé à souffler sur la façade ouest avec des vents à près de 200 km/h. Ce n'est que le début et Météo France a émis un bulletin d'alerte orange pour vent violent sur les…