Decatur Airport (DEC) 15 Day Weather Forecast, Decatur United States

Current weather conditions and 15 day weather forecast for Decatur Airport in Decatur, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.

Current weather conditions at DEC

05 December 2025 Fri
-13.9 ° C
( 7°F )

Partly Cloudy
Partly Cloudy
Feels Like : -18.1 ° C / -0.5°F
Humidity : % 87
Pressure : 1019 mb
Wind Speed : 6.1 kmph / 3.8 miles from SS
Visibility : 14 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 0

15-day weather forecast for Decatur Airport, Decatur, United States

Date Weather forecast Low temperature High temperature Average Temperature Humidity Wind Chance of rain
05 December 2025 Fri Cloudy  Cloudy -19.4 ° C 0.2 ° C -8.7 ° C % 77 17.3 km/h 0%
06 December 2025 Sat Mist Mist -2 ° C 0.8 ° C -0.6 ° C % 95 17.6 km/h 0%
07 December 2025 Sun Moderate or heavy snow showers Moderate or heavy snow showers -9.8 ° C 1.1 ° C -1.6 ° C % 93 20.2 km/h 65%
08 December 2025 Mon Sunny Sunny -13.4 ° C -3.7 ° C -9.1 ° C % 86 12.6 km/h 0%
09 December 2025 Tue Light freezing rain Light freezing rain -8.9 ° C 3.5 ° C -2.6 ° C % 87 25.9 km/h 76%
10 December 2025 Wed Patchy rain nearby Patchy rain nearby 1.8 ° C 9.6 ° C 5.6 ° C % 81 33.1 km/h 86%
11 December 2025 Thu Partly Cloudy  Partly Cloudy -2.8 ° C 1.7 ° C -0.3 ° C % 75 15.5 km/h 0%
12 December 2025 Fri Sunny Sunny -5.3 ° C -0 ° C -3.1 ° C % 60 15.5 km/h 0%
13 December 2025 Sat Partly Cloudy  Partly Cloudy -4.8 ° C 1.1 ° C -2.5 ° C % 56 13.3 km/h 0%
14 December 2025 Sun Partly Cloudy  Partly Cloudy -2.7 ° C 6.2 ° C 1.9 ° C % 56 25.2 km/h 0%
15 December 2025 Mon Patchy rain nearby Patchy rain nearby 6.5 ° C 12.9 ° C 10.8 ° C % 94 24.5 km/h 86%
16 December 2025 Tue Patchy rain nearby Patchy rain nearby 11.7 ° C 13.5 ° C 12.8 ° C % 94 22.7 km/h 87%
17 December 2025 Wed Moderate rain Moderate rain 10.5 ° C 12.5 ° C 12.4 ° C % 96 20.2 km/h 87%
18 December 2025 Thu Partly Cloudy  Partly Cloudy -0.3 ° C 4.7 ° C 4.4 ° C % 73 25.2 km/h 0%
Weather forecasts are usually fully updated every 3 hours.

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