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 August 2026 Mon 24.8 ° C ( 76.6°F )  Sunny |
Feels Like : 26.6 ° C / 79.9°F Humidity : % 68 Pressure : 1016 mb Wind Speed : 6.5 kmph / 4 miles from N 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 2 |
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 August 2026 Mon | Sunny |
16.4 ° C | 30.8 ° C | 23.3 ° C | % 72 | 11.9 km/h | 7% |
| 04 August 2026 Tue | Sunny |
17 ° C | 27.7 ° C | 22.3 ° C | % 80 | 11.9 km/h | 10% |
| 05 August 2026 Wed | Sunny |
17.6 ° C | 28.8 ° C | 23.4 ° C | % 81 | 15.8 km/h | 36% |
| 06 August 2026 Thu |  Patchy rain nearby |
19.1 ° C | 27.8 ° C | 22.6 ° C | % 88 | 19.4 km/h | 83% |
| 07 August 2026 Fri | Sunny |
20.4 ° C | 30.5 ° C | 25.2 ° C | % 83 | 14.8 km/h | 70% |
| 08 August 2026 Sat | Sunny |
21.2 ° C | 30.5 ° C | 25.9 ° C | % 81 | 24.8 km/h | 76% |
| 09 August 2026 Sun | Sunny |
22.4 ° C | 31.6 ° C | 27.3 ° C | % 73 | 23.8 km/h | 7% |
| 10 August 2026 Mon | Sunny |
21.4 ° C | 25.6 ° C | 23.1 ° C | % 90 | 20.2 km/h | 80% |
| 11 August 2026 Tue | Sunny |
21.1 ° C | 29.8 ° C | 24.7 ° C | % 89 | 17.6 km/h | 69% |
| 12 August 2026 Wed | Patchy rain nearby |
17.7 ° C | 25.5 ° C | 22.4 ° C | % 91 | 18.4 km/h | 87% |
| 13 August 2026 Thu | Sunny |
14.6 ° C | 23.9 ° C | 19.6 ° C | % 83 | 14.8 km/h | 58% |
| 14 August 2026 Fri | Patchy rain nearby |
19.4 ° C | 25.9 ° C | 22.1 ° C | % 93 | 16.2 km/h | 84% |
| 15 August 2026 Sat | Sunny |
15 ° C | 24.1 ° C | 19.5 ° C | % 84 | 19.1 km/h | 12% |
| 16 August 2026 Sun | Sunny |
14.9 ° C | 25.3 ° C | 20.1 ° C | % 84 | 12.6 km/h | 14% |
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