O'Sullivan Army Air Field (CSL) 15 Day Weather Forecast, San Luis Obispo United States
Current weather conditions and 15 day weather forecast for O'Sullivan Army Air Field in San Luis Obispo, 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 CSL
| 10 January 2026 Sat 23.9 ° C ( 75.1°F )  Sunny |
Feels Like : 25.3 ° C / 77.5°F Humidity : % 57 Pressure : 1015 mb Wind Speed : 9 kmph / 5.6 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 6 |
15-day weather forecast for O'Sullivan Army Air Field, San Luis Obispo, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 10 January 2026 Sat | Sunny |
14.2 ° C | 25.4 ° C | 19.6 ° C | % 74 | 11.5 km/h | 0% |
| 11 January 2026 Sun |  Partly Cloudy |
17.6 ° C | 25.4 ° C | 20.9 ° C | % 64 | 10.1 km/h | 0% |
| 12 January 2026 Mon | Sunny |
19.1 ° C | 26.2 ° C | 22 ° C | % 72 | 8.6 km/h | 0% |
| 13 January 2026 Tue | Partly Cloudy |
18.3 ° C | 23.6 ° C | 20.5 ° C | % 69 | 6.1 km/h | 0% |
| 14 January 2026 Wed | Sunny |
18.8 ° C | 24.1 ° C | 20.7 ° C | % 68 | 9.7 km/h | 0% |
| 15 January 2026 Thu | Sunny |
19.3 ° C | 24.8 ° C | 21.8 ° C | % 59 | 9 km/h | 0% |
| 16 January 2026 Fri |  Patchy rain nearby |
20.2 ° C | 22.9 ° C | 21.5 ° C | % 65 | 21.2 km/h | 85% |
| 17 January 2026 Sat | Patchy rain nearby |
19.7 ° C | 23.9 ° C | 21.5 ° C | % 71 | 22.3 km/h | 62% |
| 18 January 2026 Sun | Partly Cloudy |
19.3 ° C | 23.3 ° C | 20.9 ° C | % 66 | 16.2 km/h | 0% |
| 19 January 2026 Mon | Sunny |
17.8 ° C | 21.9 ° C | 19.6 ° C | % 65 | 10.4 km/h | 0% |
| 20 January 2026 Tue | Sunny |
18.6 ° C | 22 ° C | 20 ° C | % 68 | 16.6 km/h | 0% |
| 21 January 2026 Wed | Sunny |
17.6 ° C | 22.1 ° C | 19.8 ° C | % 70 | 10.4 km/h | 0% |
| 22 January 2026 Thu | Sunny |
18 ° C | 23.3 ° C | 20.3 ° C | % 64 | 8.6 km/h | 0% |
| 23 January 2026 Fri | Sunny |
18.1 ° C | 24.2 ° C | 20.8 ° C | % 54 | 11.9 km/h | 0% |
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