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
| 03 October 2026 Sat 9.2 ° C ( 48.6°F )  Clear |
Feels Like : 7.4 ° C / 45.3°F Humidity : % 78 Pressure : 1024 mb Wind Speed : 11.5 kmph / 7.2 miles from ENE 
Visibility : 10 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 |
|---|---|---|---|---|---|---|---|
| 03 October 2026 Sat | Sunny |
8.6 ° C | 23.2 ° C | 15.3 ° C | % 55 | 16.2 km/h | 4% |
| 04 October 2026 Sun | Sunny |
12 ° C | 24.9 ° C | 17.7 ° C | % 55 | 15.5 km/h | 3% |
| 05 October 2026 Mon | Sunny |
10.3 ° C | 22.6 ° C | 15.8 ° C | % 59 | 14.8 km/h | 3% |
| 06 October 2026 Tue | Sunny |
9.9 ° C | 24.7 ° C | 16.6 ° C | % 48 | 16.2 km/h | 2% |
| 07 October 2026 Wed | Sunny |
12.8 ° C | 28.6 ° C | 20 ° C | % 41 | 18 km/h | 2% |
| 08 October 2026 Thu | Sunny |
16.1 ° C | 26.3 ° C | 20.4 ° C | % 52 | 15.8 km/h | 2% |
| 09 October 2026 Fri | Sunny |
14.4 ° C | 31.5 ° C | 21.9 ° C | % 43 | 18 km/h | 1% |
| 10 October 2026 Sat | Sunny |
18 ° C | 32.3 ° C | 24.3 ° C | % 39 | 18.4 km/h | 1% |
| 11 October 2026 Sun |  Overcast |
17.6 ° C | 26.1 ° C | 20.4 ° C | % 65 | 28.4 km/h | 39% |
| 12 October 2026 Mon |  Mist |
18.6 ° C | 25.9 ° C | 20.9 ° C | % 85 | 17.6 km/h | 84% |
| 13 October 2026 Tue | Sunny |
13.6 ° C | 24.8 ° C | 19 ° C | % 66 | 18 km/h | 5% |
| 14 October 2026 Wed | Sunny |
14.5 ° C | 25.8 ° C | 19.6 ° C | % 60 | 21.6 km/h | 3% |
| 15 October 2026 Thu | Sunny |
9.5 ° C | 20.5 ° C | 14.7 ° C | % 31 | 16.2 km/h | 1% |
| 16 October 2026 Fri | Sunny |
8.3 ° C | 17.3 ° C | 12.4 ° C | % 42 | 21.2 km/h | 1% |
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