Siskiyou County Airport Weather Forecast 15 Days, Weather in KSIY Today
Current weather conditions and 15 day weather forecast for Siskiyou County Airport, California, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Siskiyou County Airport
| 31 March 2026 Tuesday 8.3 ° C / 46.9°F  Overcast |
Feels Like : 8.2 ° C / 46.8°F Humidity : % 93 Pressure : 1011 mb Wind Speed : 4 kmph / 2.5 miles from SW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Siskiyou County Airport, CA, USA
Weather Forecast for next 15 Days for Siskiyou County Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Siskiyou County Airport, California state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 31 March 2026 Tuesday |  Patchy rain nearby |
5.9 ° C (42.6°F) |
15.6 ° C (60.1°F) |
10.2 ° C (50.4°F) |
% 65 | 82% | 1 | Sunrise:06:54 AM Sunset: 07:35 PM |
Moonrise:06:32 PM Moonset: 06:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday |  Moderate rain |
0.7 ° C (33.2°F) |
9.8 ° C (49.6°F) |
6.7 ° C (44°F) |
% 79 | 88% | 0.3 | Sunrise:06:52 AM Sunset: 07:36 PM |
Moonrise:07:38 PM Moonset: 06:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday |  Cloudy |
-0.5 ° C (31.1°F) |
7.1 ° C (44.8°F) |
2.7 ° C (36.8°F) |
% 79 | 0% | 1.2 | Sunrise:06:51 AM Sunset: 07:37 PM |
Moonrise:08:43 PM Moonset: 06:51 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday |  Sunny |
-0.3 ° C (31.5°F) |
16.6 ° C (61.8°F) |
6.3 ° C (43.4°F) |
% 65 | 0% | 1.5 | Sunrise:06:49 AM Sunset: 07:38 PM |
Moonrise:09:49 PM Moonset: 07:13 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Sunny |
1.2 ° C (34.2°F) |
20.4 ° C (68.7°F) |
10 ° C (49.9°F) |
% 54 | 0% | 0 | Sunrise:06:47 AM Sunset: 07:39 PM |
Moonrise:10:54 PM Moonset: 07:38 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Overcast |
5.5 ° C (41.9°F) |
22 ° C (71.6°F) |
12.6 ° C (54.6°F) |
% 47 | 0% | 3 | Sunrise:06:46 AM Sunset: 07:40 PM |
Moonrise:11:58 PM Moonset: 08:08 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Sunny |
7.5 ° C (45.6°F) |
21.8 ° C (71.2°F) |
13.3 ° C (55.9°F) |
% 47 | 0% | 4 | Sunrise:06:44 AM Sunset: 07:41 PM |
Moonrise:No moonrise Moonset: 08:43 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Patchy rain nearby |
6.2 ° C (43.2°F) |
19.2 ° C (66.6°F) |
10.9 ° C (51.6°F) |
% 66 | 82% | 3 | Sunrise:06:42 AM Sunset: 07:42 PM |
Moonrise:12:58 AM Moonset: 09:27 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday |  Partly Cloudy |
4.6 ° C (40.3°F) |
17.5 ° C (63.4°F) |
10.6 ° C (51.1°F) |
% 63 | 0% | 4 | Sunrise:06:41 AM Sunset: 07:44 PM |
Moonrise:01:52 AM Moonset: 10:19 AM Moon Phase ( Waning Gibbous ) |
|
| 09 April 2026 Thursday | Sunny |
1.8 ° C (35.3°F) |
19.3 ° C (66.7°F) |
9.2 ° C (48.6°F) |
% 53 | 0% | 3 | Sunrise:06:39 AM Sunset: 07:45 PM |
Moonrise:02:38 AM Moonset: 11:18 AM Moon Phase ( Waning Gibbous ) |
|
| 10 April 2026 Friday | Sunny |
3.6 ° C (38.5°F) |
20.7 ° C (69.3°F) |
11.1 ° C (51.9°F) |
% 42 | 0% | 4 | Sunrise:06:37 AM Sunset: 07:46 PM |
Moonrise:03:18 AM Moonset: 12:21 PM Moon Phase ( Last Quarter ) |
|
| 11 April 2026 Saturday | Sunny |
5 ° C (41°F) |
23.5 ° C (74.3°F) |
13.1 ° C (55.6°F) |
% 41 | 0% | 4 | Sunrise:06:36 AM Sunset: 07:47 PM |
Moonrise:03:50 AM Moonset: 01:29 PM Moon Phase ( Waning Crescent ) |
|
| 12 April 2026 Sunday | Patchy rain nearby |
6.2 ° C (43.2°F) |
21.4 ° C (70.4°F) |
13.4 ° C (56.2°F) |
% 62 | 83% | 3 | Sunrise:06:34 AM Sunset: 07:48 PM |
Moonrise:04:17 AM Moonset: 02:36 PM Moon Phase ( Waning Crescent ) |
|
| 13 April 2026 Monday | Patchy rain nearby |
6.7 ° C (44.1°F) |
18.8 ° C (65.9°F) |
12.6 ° C (54.7°F) |
% 67 | 85% | 3 | Sunrise:06:32 AM Sunset: 07:49 PM |
Moonrise:04:41 AM Moonset: 03:46 PM Moon Phase ( Waning Crescent ) |
|
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