Rancho San Simeon Airport Weather Forecast 15 Days, Weather in 66CA Today
Current weather conditions and 15 day weather forecast for Rancho San Simeon 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 Rancho San Simeon Airport
| 18 December 2025 Thursday 14.4 ° C / 57.9°F  Sunny |
Feels Like : 14.1 ° C / 57.4°F Humidity : % 78 Pressure : 1023 mb Wind Speed : 8.3 kmph / 5.1 miles from NNE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15 day weather forecast for Rancho San Simeon Airport, CA, USA
Weather Forecast for next 15 Days for Rancho San Simeon 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 Rancho San Simeon 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Sunny |
10.4 ° C (50.7°F) |
21.5 ° C (70.7°F) |
14.4 ° C (58°F) |
% 78 | 0% | 0.5 | Sunrise:07:09 AM Sunset: 04:54 PM |
Moonrise:06:14 AM Moonset: 03:39 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Sunny |
8.6 ° C (47.5°F) |
17.3 ° C (63.1°F) |
12.6 ° C (54.7°F) |
% 79 | 0% | 0.5 | Sunrise:07:09 AM Sunset: 04:54 PM |
Moonrise:07:10 AM Moonset: 04:28 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Partly Cloudy |
9.1 ° C (48.4°F) |
19.9 ° C (67.8°F) |
13.5 ° C (56.4°F) |
% 85 | 0% | 0.5 | Sunrise:07:10 AM Sunset: 04:55 PM |
Moonrise:08:02 AM Moonset: 05:24 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Patchy rain nearby |
14.3 ° C (57.7°F) |
15.8 ° C (60.5°F) |
15.1 ° C (59.3°F) |
% 95 | 88% | 0.2 | Sunrise:07:10 AM Sunset: 04:55 PM |
Moonrise:08:47 AM Moonset: 06:24 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
13.1 ° C (55.5°F) |
16.8 ° C (62.3°F) |
14.8 ° C (58.6°F) |
% 93 | 86% | 0 | Sunrise:07:11 AM Sunset: 04:56 PM |
Moonrise:09:26 AM Moonset: 07:27 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
12.2 ° C (54°F) |
15.1 ° C (59.2°F) |
14.1 ° C (57.3°F) |
% 89 | 89% | 3 | Sunrise:07:11 AM Sunset: 04:56 PM |
Moonrise:09:59 AM Moonset: 08:30 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Moderate rain |
14.3 ° C (57.8°F) |
15.2 ° C (59.4°F) |
14.9 ° C (58.9°F) |
% 93 | 85% | 3 | Sunrise:07:12 AM Sunset: 04:57 PM |
Moonrise:10:28 AM Moonset: 09:33 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
14.4 ° C (57.9°F) |
15.6 ° C (60.1°F) |
15.3 ° C (59.5°F) |
% 91 | 88% | 4 | Sunrise:07:12 AM Sunset: 04:57 PM |
Moonrise:10:55 AM Moonset: 10:36 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
12.5 ° C (54.6°F) |
15.4 ° C (59.7°F) |
14 ° C (57.2°F) |
% 87 | 82% | 3 | Sunrise:07:12 AM Sunset: 04:58 PM |
Moonrise:11:21 AM Moonset: 11:40 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
10.8 ° C (51.4°F) |
16.1 ° C (60.9°F) |
12.6 ° C (54.7°F) |
% 84 | 86% | 3 | Sunrise:07:13 AM Sunset: 04:59 PM |
Moonrise:11:47 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
9.9 ° C (49.9°F) |
15.7 ° C (60.3°F) |
12.1 ° C (53.7°F) |
% 82 | 0% | 4 | Sunrise:07:13 AM Sunset: 04:59 PM |
Moonrise:12:14 PM Moonset: 12:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
9.1 ° C (48.3°F) |
15 ° C (59°F) |
11.4 ° C (52.6°F) |
% 81 | 0% | 4 | Sunrise:07:13 AM Sunset: 05:00 PM |
Moonrise:12:46 PM Moonset: 01:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
9.6 ° C (49.2°F) |
15.1 ° C (59.3°F) |
11.9 ° C (53.5°F) |
% 79 | 0% | 4 | Sunrise:07:14 AM Sunset: 05:01 PM |
Moonrise:01:24 PM Moonset: 03:09 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
11.4 ° C (52.5°F) |
14.5 ° C (58.2°F) |
12.7 ° C (54.8°F) |
% 77 | 0% | 4 | Sunrise:07:14 AM Sunset: 05:02 PM |
Moonrise:02:11 PM Moonset: 04:25 AM Moon Phase ( Waxing Gibbous ) |
|
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