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This is the current conditions weather report for Arnold. The report was made 28 minutes ago, at 01:53 UTC. The wind was blowing at a speed of 3 miles per hour / 5.6 kilometers per hour from the south (180°). The temperature was 36°F / 2°C, with a dew-point at 36°F / 2°C. The temperature felt like 34°F / 1°C. The atmospheric pressure was 30.18 inHg / 1023 hPa. The relative humidity was 70%. The skies were overcast.

Arnold is a city in Jefferson County, Missouri, United States. The population was 34,990 at the 2006 census. Arnold is located at 38.432753, -90.369393. According to the United States Census Bureau, the city has a total area of 30.0 km² (11.6 mi²). 29.1 km² (11.2 mi²) of it is land and 0.9 km² (0.3 mi²) of it (2.85%) is water.

In the city the population was spread out with 25.5% under the age of 18, 8.4% from 18 to 24, 30.4% from 25 to 44, 23.6% from 45 to 64, and 12.1% who were 65 years of age or older. The median age was 37 years. For every 100 females there were 94.7 males. For every 100 females age 18 and over, there were 90.3 males.

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