Clark Field (SEP) 15 Day Weather Forecast, Stephenville United States
Current weather conditions and 15 day weather forecast for Clark Field in Stephenville, 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 SEP
| 18 December 2025 Thu 17.5 ° C ( 63.5°F )  Overcast |
Feels Like : 17.5 ° C / 63.5°F Humidity : % 77 Pressure : 1012 mb Wind Speed : 19.8 kmph / 12.3 miles from SSW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Clark Field, Stephenville, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 17 December 2025 Wed | Overcast |
12 ° C | 17.1 ° C | 14.8 ° C | % 87 | 25.9 km/h | 0% |
| 18 December 2025 Thu |  Sunny |
8.9 ° C | 20.1 ° C | 14.4 ° C | % 69 | 40 km/h | 0% |
| 19 December 2025 Fri | Sunny |
5.2 ° C | 18 ° C | 10.1 ° C | % 43 | 29.5 km/h | 0% |
| 20 December 2025 Sat | Sunny |
7.1 ° C | 25.9 ° C | 14.5 ° C | % 52 | 36.4 km/h | 0% |
| 21 December 2025 Sun | Sunny |
8.4 ° C | 18 ° C | 13.1 ° C | % 64 | 17.3 km/h | 0% |
| 22 December 2025 Mon |  Cloudy |
13.7 ° C | 26.6 ° C | 17.3 ° C | % 77 | 27.4 km/h | 0% |
| 23 December 2025 Tue |  Partly Cloudy |
17.1 ° C | 26.2 ° C | 20.1 ° C | % 81 | 25.6 km/h | 0% |
| 24 December 2025 Wed | Partly Cloudy |
16.6 ° C | 25.1 ° C | 19.7 ° C | % 76 | 32.4 km/h | 0% |
| 25 December 2025 Thu | Sunny |
16.6 ° C | 27 ° C | 20.6 ° C | % 71 | 27 km/h | 0% |
| 26 December 2025 Fri | Sunny |
17.3 ° C | 26 ° C | 21 ° C | % 72 | 29.5 km/h | 0% |
| 27 December 2025 Sat | Cloudy |
18.4 ° C | 22.2 ° C | 20.2 ° C | % 80 | 25.9 km/h | 0% |
| 28 December 2025 Sun |  Patchy rain nearby |
18.8 ° C | 20.7 ° C | 19.7 ° C | % 80 | 32.8 km/h | 86% |
| 29 December 2025 Mon | Patchy rain nearby |
13.3 ° C | 19.6 ° C | 15.9 ° C | % 48 | 37.1 km/h | 74% |
| 30 December 2025 Tue | Sunny |
9.8 ° C | 17.8 ° C | 12.8 ° C | % 41 | 29.2 km/h | 0% |
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