Rancho Santa Margarita Weather Forecast 15 Days, Weather in Rancho Santa Margarita Today
Current weather conditions and 15 day weather forecast for Rancho Santa Margarita, 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 Santa Margarita
| 21 December 2025 Sunday 13.9 ° C / 57°F  Overcast |
Feels Like : 14.6 ° C / 58.2°F Humidity : % 87 Pressure : 1019 mb Wind Speed : 3.6 kmph / 2.2 miles from N  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Rancho Santa Margarita, CA, USA
Weather Forecast for next 15 Days for Rancho Santa Margarita 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 Santa Margarita, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 December 2025 Sunday |  Partly Cloudy |
10.5 ° C (50.9°F) |
21.3 ° C (70.3°F) |
14.7 ° C (58.5°F) |
% 84 | 0% | 0.6 | Sunrise:06:51 AM Sunset: 04:47 PM |
Moonrise:08:26 AM Moonset: 06:16 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
10.2 ° C (50.4°F) |
21 ° C (69.8°F) |
14.9 ° C (58.9°F) |
% 71 | 0% | 0.6 | Sunrise:06:52 AM Sunset: 04:47 PM |
Moonrise:09:06 AM Moonset: 07:18 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
12.7 ° C (54.9°F) |
16.8 ° C (62.3°F) |
14.5 ° C (58.1°F) |
% 77 | 0% | 0.3 | Sunrise:06:52 AM Sunset: 04:48 PM |
Moonrise:09:41 AM Moonset: 08:19 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Heavy rain |
13.4 ° C (56.1°F) |
16.7 ° C (62°F) |
15.7 ° C (60.2°F) |
% 83 | 71% | 0.2 | Sunrise:06:53 AM Sunset: 04:48 PM |
Moonrise:10:11 AM Moonset: 09:21 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Moderate rain |
12.9 ° C (55.2°F) |
17.7 ° C (63.9°F) |
15.2 ° C (59.4°F) |
% 83 | 81% | 0 | Sunrise:06:53 AM Sunset: 04:49 PM |
Moonrise:10:39 AM Moonset: 10:23 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Patchy rain nearby |
14.7 ° C (58.4°F) |
16.8 ° C (62.3°F) |
15.5 ° C (60°F) |
% 80 | 86% | 4 | Sunrise:06:53 AM Sunset: 04:49 PM |
Moonrise:11:06 AM Moonset: 11:26 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Moderate rain |
13.4 ° C (56.2°F) |
16 ° C (60.9°F) |
14.8 ° C (58.7°F) |
% 81 | 87% | 3 | Sunrise:06:54 AM Sunset: 04:50 PM |
Moonrise:11:34 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Patchy rain nearby |
11.4 ° C (52.5°F) |
16.4 ° C (61.4°F) |
13.7 ° C (56.6°F) |
% 77 | 83% | 3 | Sunrise:06:54 AM Sunset: 04:51 PM |
Moonrise:12:03 PM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Sunny |
10.6 ° C (51.1°F) |
16.3 ° C (61.4°F) |
13.5 ° C (56.2°F) |
% 65 | 0% | 4 | Sunrise:06:54 AM Sunset: 04:51 PM |
Moonrise:12:36 PM Moonset: 01:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
10.5 ° C (50.9°F) |
18.6 ° C (65.5°F) |
14.3 ° C (57.7°F) |
% 41 | 0% | 4 | Sunrise:06:55 AM Sunset: 04:52 PM |
Moonrise:01:15 PM Moonset: 02:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
12.4 ° C (54.4°F) |
17.5 ° C (63.4°F) |
14.3 ° C (57.8°F) |
% 57 | 0% | 4 | Sunrise:06:55 AM Sunset: 04:53 PM |
Moonrise:02:03 PM Moonset: 04:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
11.2 ° C (52.1°F) |
16.1 ° C (60.9°F) |
13.5 ° C (56.2°F) |
% 74 | 0% | 4 | Sunrise:06:55 AM Sunset: 04:54 PM |
Moonrise:03:02 PM Moonset: 05:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
10.6 ° C (51°F) |
16.7 ° C (62.1°F) |
13.6 ° C (56.6°F) |
% 70 | 0% | 4 | Sunrise:06:55 AM Sunset: 04:54 PM |
Moonrise:04:10 PM Moonset: 06:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Partly Cloudy |
11.5 ° C (52.8°F) |
18.3 ° C (65°F) |
14.5 ° C (58.2°F) |
% 45 | 0% | 4 | Sunrise:06:56 AM Sunset: 04:55 PM |
Moonrise:05:23 PM Moonset: 07:28 AM Moon Phase ( Full Moon ) |
|
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