Current weather conditions and 15 day weather forecast for Petaluma, 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.
| 05 December 2025 Friday 5 ° C / 41°F ![]() Mist |
Feels Like : 4.7 ° C / 40.5°F Humidity : % 100 Pressure : 1024 mb Wind Speed : 3.6 kmph / 2.2 miles from NNE ![]() Visibility : 4.8 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday | Partly Cloudy |
3.8 ° C (38.8°F) |
17.2 ° C (63°F) |
9.4 ° C (48.9°F) |
% 82 | 0% | 0.5 | Sunrise:07:13 AM Sunset: 04:50 PM |
Moonrise:05:30 PM Moonset: 08:23 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Fog |
8.8 ° C (47.8°F) |
19.4 ° C (66.9°F) |
12.3 ° C (54.2°F) |
% 89 | 0% | 0.4 | Sunrise:07:14 AM Sunset: 04:50 PM |
Moonrise:06:42 PM Moonset: 09:28 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Mist |
6.8 ° C (44.2°F) |
18.1 ° C (64.6°F) |
11.2 ° C (52.2°F) |
% 88 | 0% | 0.4 | Sunrise:07:14 AM Sunset: 04:50 PM |
Moonrise:07:58 PM Moonset: 10:18 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Sunny |
9.1 ° C (48.4°F) |
19.1 ° C (66.3°F) |
12.7 ° C (54.8°F) |
% 73 | 0% | 0.4 | Sunrise:07:15 AM Sunset: 04:50 PM |
Moonrise:09:12 PM Moonset: 10:58 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Sunny |
9.9 ° C (49.8°F) |
19.8 ° C (67.7°F) |
12.9 ° C (55.3°F) |
% 79 | 0% | 0 | Sunrise:07:16 AM Sunset: 04:50 PM |
Moonrise:10:21 PM Moonset: 11:30 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Sunny |
11.8 ° C (53.2°F) |
22.6 ° C (72.6°F) |
15.5 ° C (59.9°F) |
% 80 | 0% | 5 | Sunrise:07:17 AM Sunset: 04:50 PM |
Moonrise:11:27 PM Moonset: 11:56 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Sunny |
11.2 ° C (52.2°F) |
22.3 ° C (72.1°F) |
15.4 ° C (59.8°F) |
% 75 | 0% | 5 | Sunrise:07:18 AM Sunset: 04:50 PM |
Moonrise:No moonrise Moonset: 12:19 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
10.2 ° C (50.3°F) |
20.5 ° C (68.9°F) |
13.9 ° C (57.1°F) |
% 76 | 0% | 4 | Sunrise:07:18 AM Sunset: 04:51 PM |
Moonrise:12:28 AM Moonset: 12:41 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
6.9 ° C (44.4°F) |
15.7 ° C (60.2°F) |
10.2 ° C (50.4°F) |
% 81 | 0% | 4 | Sunrise:07:19 AM Sunset: 04:51 PM |
Moonrise:01:29 AM Moonset: 01:02 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Partly Cloudy |
5.6 ° C (42°F) |
12.7 ° C (54.8°F) |
9.1 ° C (48.4°F) |
% 72 | 0% | 3 | Sunrise:07:20 AM Sunset: 04:51 PM |
Moonrise:02:28 AM Moonset: 01:25 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Patchy rain nearby |
9.3 ° C (48.8°F) |
14.9 ° C (58.8°F) |
12.3 ° C (54.1°F) |
% 81 | 82% | 3 | Sunrise:07:21 AM Sunset: 04:51 PM |
Moonrise:03:28 AM Moonset: 01:50 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Patchy rain nearby |
12 ° C (53.6°F) |
13.6 ° C (56.5°F) |
12.9 ° C (55.2°F) |
% 93 | 87% | 3 | Sunrise:07:21 AM Sunset: 04:52 PM |
Moonrise:04:29 AM Moonset: 02:19 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Patchy rain nearby |
8.9 ° C (48°F) |
13.2 ° C (55.7°F) |
10.9 ° C (51.6°F) |
% 82 | 87% | 3 | Sunrise:07:22 AM Sunset: 04:52 PM |
Moonrise:05:30 AM Moonset: 02:54 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate rain |
9.1 ° C (48.4°F) |
13 ° C (55.3°F) |
11.2 ° C (52.2°F) |
% 96 | 87% | 3 | Sunrise:07:22 AM Sunset: 04:53 PM |
Moonrise:06:30 AM Moonset: 03:35 PM Moon Phase ( Waning Crescent ) |
|