Arnold, MO Weather

As of

Weather Station:St Louis Downtown Arpt Cahokia

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72degrees Fahrenheit

Feels like:72°F

Hi: 78Lo: 62

Mostly Sunny

Live Weather Radar

Arnold, MO weather radar map

Current Weather Details

Windchill
72°
Daily Rain
0"
Dew point
55°
Monthly Rain
4.17"
Humidity
55%
Avg. Wind
SSE 8 mph
Pressure
29.95" →
Wind Gust
8 mph
Sunrise
6:11 AM
Moon
Waxing Gibbous
Sunset
7:48 PM
UV Index
7 (High)

Weather Forecast

  • Today

    Hi

    Sunny. Highs around 80. Southeast winds 5 to 10 mph.

  • Tonight

    Lo

    Partly cloudy. A chance of showers and thunderstorms after midnight. Not as cool with lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.

Arnold, MO 10-day weather forecast

AIR QUALITY

23 | Fair

Top Triggers:pm25
Air quality data provided by Ambee
View Today's Air Quality details for Arnold, MO

POLLEN COUNT & ALLERGY FORECAST

9.9 High

Predominant Pollen:Oak, Ash and Mulberry.
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:245.5 miles

No Lightning Nearby

Real-time lightning alerts & live Map