Siskiyou County Airport (SIY) 15 Day Weather Forecast, Montague United States
Current weather conditions and 15 day weather forecast for Siskiyou County Airport in Montague, 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 SIY
| 14 November 2026 Sat 5.4 ° C ( 41.8°F )  Light rain shower |
Feels Like : 3.4 ° C / 38.1°F Humidity : % 88 Pressure : 1005 mb Wind Speed : 3.6 kmph / 2.2 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0.17 mm Cloud (%) : 77 |
15-day weather forecast for Siskiyou County Airport, Montague, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 November 2026 Fri |  Patchy rain nearby |
5.3 ° C | 11.4 ° C | 8.4 ° C | % 82 | 17.3 km/h | 87% |
| 14 November 2026 Sat | Patchy rain nearby |
4.1 ° C | 11 ° C | 7.4 ° C | % 72 | 21.2 km/h | 25% |
| 15 November 2026 Sun |  Light drizzle |
5 ° C | 8.6 ° C | 7.3 ° C | % 87 | 8.3 km/h | 91% |
| 16 November 2026 Mon | Patchy rain nearby |
0 ° C | 8.6 ° C | 3.9 ° C | % 77 | 6.1 km/h | 58% |
| 17 November 2026 Tue |  Partly Cloudy |
-1.3 ° C | 7.5 ° C | 2.5 ° C | % 74 | 9.4 km/h | 36% |
| 18 November 2026 Wed | Patchy rain nearby |
-1.2 ° C | 5.6 ° C | 2 ° C | % 81 | 9.7 km/h | 77% |
| 19 November 2026 Thu | Patchy rain nearby |
-2.2 ° C | 4.6 ° C | 1 ° C | % 81 | 3.6 km/h | 62% |
| 20 November 2026 Fri |  Sunny |
-2.3 ° C | 4 ° C | 0.4 ° C | % 72 | 4 km/h | 8% |
| 21 November 2026 Sat | Partly Cloudy |
-2.7 ° C | 4.5 ° C | 0.7 ° C | % 66 | 6.1 km/h | 9% |
| 22 November 2026 Sun | Patchy rain nearby |
-1.5 ° C | 4.6 ° C | 2.1 ° C | % 75 | 5.8 km/h | 31% |
| 23 November 2026 Mon | Patchy rain nearby |
1.7 ° C | 7.3 ° C | 4.3 ° C | % 77 | 4.3 km/h | 23% |
| 24 November 2026 Tue |  Overcast |
2.2 ° C | 9.2 ° C | 5.9 ° C | % 81 | 11.2 km/h | 83% |
| 25 November 2026 Wed | Light drizzle |
5.7 ° C | 8.5 ° C | 7.1 ° C | % 92 | 7.2 km/h | 93% |
| 26 November 2026 Thu | Light drizzle |
2.4 ° C | 8.9 ° C | 6.3 ° C | % 86 | 6.1 km/h | 83% |
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