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This is the current conditions weather report for Arnold. The report was made 45 minutes ago, at 05:53 UTC. The wind was blowing at a speed of 15 miles per hour / 24.1 kilometers per hour with gusts up to 15 miles per hour / 24.1 kilometers per hour from the westsouthwest (260°). The temperature was 18°F / -8°C, with a dew-point at 18°F / -8°C. The temperature felt like 5°F / -15°C. The atmospheric pressure was 29.94 inHg / 1015 hPa. The relative humidity was 58%. The skies were clear.

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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