Current weather conditions and 15 day weather forecast for John Muir Walnut Creek Medical Center Heliport, 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.
| 16 December 2025 Tuesday 11.7 ° C / 53.1°F ![]() Light rain |
Feels Like : 11.7 ° C / 53°F Humidity : % 71 Pressure : 1023 mb Wind Speed : 5 kmph / 3.1 miles from W ![]() Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 December 2025 Tuesday | Overcast |
4.9 ° C (40.8°F) |
14.1 ° C (57.4°F) |
8.9 ° C (48.1°F) |
% 95 | 0% | 0.5 | Sunrise:07:17 AM Sunset: 04:50 PM |
Moonrise:04:25 AM Moonset: 02:18 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Patchy rain nearby |
10.1 ° C (50.2°F) |
16.2 ° C (61.2°F) |
13.3 ° C (56°F) |
% 95 | 86% | 0.3 | Sunrise:07:18 AM Sunset: 04:51 PM |
Moonrise:05:26 AM Moonset: 02:52 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Mist |
8.2 ° C (46.8°F) |
15.7 ° C (60.3°F) |
11.2 ° C (52.2°F) |
% 88 | 0% | 0.4 | Sunrise:07:19 AM Sunset: 04:51 PM |
Moonrise:06:26 AM Moonset: 03:34 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Patchy rain nearby |
10.8 ° C (51.4°F) |
16.8 ° C (62.3°F) |
13 ° C (55.5°F) |
% 81 | 71% | 0.4 | Sunrise:07:19 AM Sunset: 04:52 PM |
Moonrise:07:23 AM Moonset: 04:23 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Patchy rain nearby |
12.5 ° C (54.6°F) |
17.7 ° C (63.8°F) |
13.8 ° C (56.8°F) |
% 81 | 76% | 0 | Sunrise:07:20 AM Sunset: 04:52 PM |
Moonrise:08:14 AM Moonset: 05:19 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
12.4 ° C (54.3°F) |
14.8 ° C (58.6°F) |
13.7 ° C (56.6°F) |
% 95 | 88% | 3 | Sunrise:07:20 AM Sunset: 04:53 PM |
Moonrise:08:58 AM Moonset: 06:20 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Patchy rain nearby |
10.1 ° C (50.3°F) |
14.7 ° C (58.5°F) |
11.5 ° C (52.7°F) |
% 83 | 83% | 3 | Sunrise:07:21 AM Sunset: 04:53 PM |
Moonrise:09:36 AM Moonset: 07:25 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
10 ° C (50°F) |
13.9 ° C (57°F) |
11.7 ° C (53.1°F) |
% 89 | 89% | 3 | Sunrise:07:21 AM Sunset: 04:54 PM |
Moonrise:10:08 AM Moonset: 08:29 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Moderate rain |
7.4 ° C (45.3°F) |
10 ° C (49.9°F) |
8.9 ° C (48°F) |
% 91 | 87% | 2 | Sunrise:07:22 AM Sunset: 04:54 PM |
Moonrise:10:35 AM Moonset: 09:34 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
7.6 ° C (45.8°F) |
10.7 ° C (51.2°F) |
8.9 ° C (48.1°F) |
% 87 | 83% | 2 | Sunrise:07:22 AM Sunset: 04:55 PM |
Moonrise:11:01 AM Moonset: 10:38 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
5.2 ° C (41.3°F) |
10.6 ° C (51°F) |
7.3 ° C (45.2°F) |
% 73 | 78% | 2 | Sunrise:07:22 AM Sunset: 04:56 PM |
Moonrise:11:25 AM Moonset: 11:44 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
3.8 ° C (38.8°F) |
9.8 ° C (49.6°F) |
6 ° C (42.9°F) |
% 73 | 0% | 3 | Sunrise:07:23 AM Sunset: 04:56 PM |
Moonrise:11:49 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
3.9 ° C (39°F) |
12.6 ° C (54.6°F) |
7.5 ° C (45.5°F) |
% 64 | 0% | 3 | Sunrise:07:23 AM Sunset: 04:57 PM |
Moonrise:12:15 PM Moonset: 12:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
7.3 ° C (45.1°F) |
15.7 ° C (60.3°F) |
10.9 ° C (51.7°F) |
% 73 | 0% | 4 | Sunrise:07:23 AM Sunset: 04:58 PM |
Moonrise:12:45 PM Moonset: 02:03 AM Moon Phase ( Waxing Gibbous ) |
|