Grayson County Airport (PNX) 15 Day Weather Forecast, Sherman-Denison United States
Current weather conditions and 15 day weather forecast for Grayson County Airport in Sherman-Denison, 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 PNX
| 17 October 2026 Sat 8 ° C ( 46.3°F )  Clear |
Feels Like : 5.5 ° C / 41.9°F Humidity : % 68 Pressure : 1034 mb Wind Speed : 14.4 kmph / 8.9 miles from N 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Grayson County Airport, Sherman-Denison, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 17 October 2026 Sat | Sunny |
7.1 ° C | 17.3 ° C | 11.9 ° C | % 55 | 17.6 km/h | 3% |
| 18 October 2026 Sun |  Partly Cloudy |
8.9 ° C | 20.7 ° C | 14.2 ° C | % 48 | 14.4 km/h | 5% |
| 19 October 2026 Mon | Sunny |
10.9 ° C | 23.2 ° C | 16.5 ° C | % 47 | 14.8 km/h | 2% |
| 20 October 2026 Tue | Sunny |
13.3 ° C | 24.4 ° C | 18.2 ° C | % 43 | 14.4 km/h | 2% |
| 21 October 2026 Wed | Sunny |
13.8 ° C | 26.1 ° C | 19.4 ° C | % 36 | 10.4 km/h | 1% |
| 22 October 2026 Thu | Sunny |
16.7 ° C | 27.6 ° C | 21.2 ° C | % 38 | 11.5 km/h | 3% |
| 23 October 2026 Fri |  Overcast |
16.6 ° C | 26.9 ° C | 21 ° C | % 38 | 18.7 km/h | 9% |
| 24 October 2026 Sat | Overcast |
17.5 ° C | 26.1 ° C | 21.4 ° C | % 53 | 23.8 km/h | 19% |
| 25 October 2026 Sun | Overcast |
10.3 ° C | 21.9 ° C | 18.8 ° C | % 75 | 24.5 km/h | 82% |
| 26 October 2026 Mon | Sunny |
8 ° C | 17.8 ° C | 12 ° C | % 62 | 19.4 km/h | 5% |
| 27 October 2026 Tue | Overcast |
9.1 ° C | 22.5 ° C | 15.5 ° C | % 60 | 20.9 km/h | 13% |
| 28 October 2026 Wed |  Light drizzle |
17.3 ° C | 20.3 ° C | 18.6 ° C | % 89 | 18.7 km/h | 87% |
| 29 October 2026 Thu | Sunny |
18 ° C | 27.3 ° C | 21.3 ° C | % 81 | 11.9 km/h | 16% |
| 30 October 2026 Fri | Partly Cloudy |
19.9 ° C | 26.5 ° C | 23.1 ° C | % 79 | 32.4 km/h | 36% |
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