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
| 09 June 2026 Tue 21.7 ° C ( 71.1°F )  Sunny |
Feels Like : 21.7 ° C / 71.1°F Humidity : % 30 Pressure : 1017 mb Wind Speed : 6.1 kmph / 3.8 miles from NW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 09 June 2026 Tue | Sunny |
7.8 ° C | 23.2 ° C | 15.4 ° C | % 53 | 23 km/h | 2% |
| 10 June 2026 Wed | Sunny |
3.6 ° C | 24 ° C | 14 ° C | % 47 | 21.2 km/h | 1% |
| 11 June 2026 Thu | Sunny |
4.9 ° C | 28.1 ° C | 16.1 ° C | % 41 | 10.8 km/h | 1% |
| 12 June 2026 Fri | Sunny |
8.1 ° C | 30.2 ° C | 18.6 ° C | % 39 | 16.6 km/h | 1% |
| 13 June 2026 Sat | Sunny |
9.2 ° C | 32.2 ° C | 20.3 ° C | % 38 | 11.9 km/h | 1% |
| 14 June 2026 Sun | Sunny |
11.5 ° C | 34 ° C | 19.5 ° C | % 37 | 9.4 km/h | 1% |
| 15 June 2026 Mon | Sunny |
13.1 ° C | 35.6 ° C | 24.1 ° C | % 29 | 13.7 km/h | 0% |
| 16 June 2026 Tue | Sunny |
14.2 ° C | 34.9 ° C | 24 ° C | % 33 | 24.5 km/h | 1% |
| 17 June 2026 Wed | Sunny |
12.4 ° C | 32.1 ° C | 21.8 ° C | % 45 | 25.2 km/h | 1% |
| 18 June 2026 Thu | Sunny |
9.3 ° C | 28.7 ° C | 18.2 ° C | % 40 | 27.7 km/h | 1% |
| 19 June 2026 Fri | Sunny |
3.2 ° C | 23.4 ° C | 13 ° C | % 47 | 20.2 km/h | 1% |
| 20 June 2026 Sat | Sunny |
3.2 ° C | 24.3 ° C | 13.7 ° C | % 45 | 17.6 km/h | 3% |
| 21 June 2026 Sun | Sunny |
6.8 ° C | 30.3 ° C | 18.3 ° C | % 35 | 13.3 km/h | 1% |
| 22 June 2026 Mon | Sunny |
8.2 ° C | 26.1 ° C | 16.6 ° C | % 45 | 23.8 km/h | 1% |
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