Current weather conditions and 15 day weather forecast for Atherton, 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.
| 18 December 2025 Thursday 14 ° C / 57.2°F ![]() Sunny |
Feels Like : 14 ° C / 57.1°F Humidity : % 82 Pressure : 1020 mb Wind Speed : 6.5 kmph / 4 miles from NNW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Partly Cloudy |
8 ° C (46.4°F) |
17.3 ° C (63.1°F) |
11.7 ° C (53.1°F) |
% 79 | 0% | 0.5 | Sunrise:07:18 AM Sunset: 04:53 PM |
Moonrise:06:25 AM Moonset: 03:36 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Overcast |
12 ° C (53.6°F) |
15.3 ° C (59.5°F) |
13.3 ° C (56°F) |
% 83 | 0% | 0.5 | Sunrise:07:19 AM Sunset: 04:53 PM |
Moonrise:07:22 AM Moonset: 04:25 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Patchy rain nearby |
11.7 ° C (53.1°F) |
17.3 ° C (63.1°F) |
14.3 ° C (57.7°F) |
% 84 | 74% | 0.4 | Sunrise:07:19 AM Sunset: 04:54 PM |
Moonrise:08:13 AM Moonset: 05:21 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Moderate rain |
13.9 ° C (57°F) |
16.1 ° C (60.9°F) |
15.2 ° C (59.4°F) |
% 95 | 88% | 0.1 | Sunrise:07:20 AM Sunset: 04:54 PM |
Moonrise:08:57 AM Moonset: 06:22 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
13.2 ° C (55.7°F) |
16 ° C (60.8°F) |
14.5 ° C (58°F) |
% 92 | 84% | 0 | Sunrise:07:20 AM Sunset: 04:55 PM |
Moonrise:09:36 AM Moonset: 07:26 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
13.2 ° C (55.8°F) |
16 ° C (60.9°F) |
14.5 ° C (58.1°F) |
% 82 | 87% | 3 | Sunrise:07:21 AM Sunset: 04:55 PM |
Moonrise:10:07 AM Moonset: 08:30 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Moderate rain |
11.9 ° C (53.4°F) |
13.2 ° C (55.7°F) |
12.9 ° C (55.2°F) |
% 94 | 78% | 3 | Sunrise:07:21 AM Sunset: 04:56 PM |
Moonrise:10:35 AM Moonset: 09:35 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
11.8 ° C (53.3°F) |
14 ° C (57.2°F) |
12.7 ° C (54.8°F) |
% 95 | 87% | 3 | Sunrise:07:22 AM Sunset: 04:56 PM |
Moonrise:11:01 AM Moonset: 10:39 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
12 ° C (53.6°F) |
16.5 ° C (61.7°F) |
13.8 ° C (56.9°F) |
% 83 | 89% | 3 | Sunrise:07:22 AM Sunset: 04:57 PM |
Moonrise:11:25 AM Moonset: 11:45 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
10.4 ° C (50.8°F) |
15.6 ° C (60.2°F) |
12.8 ° C (55°F) |
% 81 | 0% | 4 | Sunrise:07:22 AM Sunset: 04:58 PM |
Moonrise:11:50 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
10.5 ° C (50.9°F) |
15.7 ° C (60.2°F) |
12.6 ° C (54.7°F) |
% 78 | 0% | 4 | Sunrise:07:23 AM Sunset: 04:58 PM |
Moonrise:12:16 PM Moonset: 12:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
9.3 ° C (48.7°F) |
15.1 ° C (59.2°F) |
11.8 ° C (53.3°F) |
% 72 | 0% | 4 | Sunrise:07:23 AM Sunset: 04:59 PM |
Moonrise:12:46 PM Moonset: 02:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
9.6 ° C (49.3°F) |
14 ° C (57.1°F) |
11.7 ° C (53.1°F) |
% 77 | 0% | 4 | Sunrise:07:23 AM Sunset: 05:00 PM |
Moonrise:01:23 PM Moonset: 03:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
10.8 ° C (51.5°F) |
14.9 ° C (58.8°F) |
12.4 ° C (54.3°F) |
% 77 | 75% | 3 | Sunrise:07:23 AM Sunset: 05:01 PM |
Moonrise:02:09 PM Moonset: 04:35 AM Moon Phase ( Waxing Gibbous ) |
|