Waterloo Weather Forecast 15 Days, Weather in Waterloo Today
Current weather conditions and 15 day weather forecast for Waterloo, 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 Waterloo
| 22 December 2025 Monday 15.6 ° C / 60.1°F  Partly cloudy |
Feels Like : 15.6 ° C / 60.1°F Humidity : % 86 Pressure : 1016 mb Wind Speed : 12.6 kmph / 7.8 miles from S  Visibility : 16 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 75 |
15 day weather forecast for Waterloo, CA, USA
Weather Forecast for next 15 Days for Waterloo 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 Waterloo, 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 |  Sunny |
12.5 ° C (54.5°F) |
17.8 ° C (64°F) |
14.7 ° C (58.4°F) |
% 84 | 0% | 0.2 | Sunrise:07:18 AM Sunset: 04:49 PM |
Moonrise:08:56 AM Moonset: 06:17 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Moderate rain |
12.8 ° C (55°F) |
13.9 ° C (57°F) |
13.4 ° C (56.1°F) |
% 92 | 89% | 0.2 | Sunrise:07:18 AM Sunset: 04:50 PM |
Moonrise:09:34 AM Moonset: 07:21 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Overcast |
10.1 ° C (50.2°F) |
15.1 ° C (59.2°F) |
12.8 ° C (55°F) |
% 85 | 0% | 0.2 | Sunrise:07:19 AM Sunset: 04:50 PM |
Moonrise:10:05 AM Moonset: 08:26 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Heavy rain |
12.1 ° C (53.8°F) |
15.2 ° C (59.4°F) |
13.5 ° C (56.2°F) |
% 85 | 89% | 0.3 | Sunrise:07:19 AM Sunset: 04:51 PM |
Moonrise:10:33 AM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
12.3 ° C (54.1°F) |
15.2 ° C (59.4°F) |
13.3 ° C (56°F) |
% 72 | 87% | 0.1 | Sunrise:07:20 AM Sunset: 04:52 PM |
Moonrise:10:58 AM Moonset: 10:35 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Moderate rain |
8.8 ° C (47.8°F) |
12.1 ° C (53.7°F) |
11.8 ° C (53.3°F) |
% 86 | 81% | 0 | Sunrise:07:20 AM Sunset: 04:52 PM |
Moonrise:11:22 AM Moonset: 11:41 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
6.8 ° C (44.2°F) |
12.4 ° C (54.4°F) |
9.3 ° C (48.7°F) |
% 80 | 0% | 3 | Sunrise:07:20 AM Sunset: 04:53 PM |
Moonrise:11:46 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
5.2 ° C (41.4°F) |
12 ° C (53.6°F) |
8.3 ° C (47°F) |
% 71 | 0% | 3 | Sunrise:07:21 AM Sunset: 04:54 PM |
Moonrise:12:12 PM Moonset: 12:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Cloudy |
7.1 ° C (44.8°F) |
11.3 ° C (52.3°F) |
9 ° C (48.3°F) |
% 68 | 0% | 2 | Sunrise:07:21 AM Sunset: 04:54 PM |
Moonrise:12:42 PM Moonset: 02:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Patchy rain nearby |
8.1 ° C (46.5°F) |
12.6 ° C (54.6°F) |
9.8 ° C (49.7°F) |
% 91 | 89% | 2 | Sunrise:07:21 AM Sunset: 04:55 PM |
Moonrise:01:19 PM Moonset: 03:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
9.4 ° C (48.9°F) |
14.1 ° C (57.3°F) |
11.1 ° C (52°F) |
% 82 | 89% | 3 | Sunrise:07:21 AM Sunset: 04:56 PM |
Moonrise:02:04 PM Moonset: 04:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Overcast |
8.3 ° C (46.9°F) |
12.1 ° C (53.8°F) |
9.9 ° C (49.9°F) |
% 84 | 0% | 2 | Sunrise:07:21 AM Sunset: 04:57 PM |
Moonrise:03:01 PM Moonset: 05:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
6.6 ° C (44°F) |
13.8 ° C (56.8°F) |
9.8 ° C (49.7°F) |
% 80 | 0% | 3 | Sunrise:07:22 AM Sunset: 04:58 PM |
Moonrise:04:09 PM Moonset: 06:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Sunny |
7.1 ° C (44.8°F) |
14.9 ° C (58.8°F) |
10.4 ° C (50.7°F) |
% 69 | 0% | 4 | Sunrise:07:22 AM Sunset: 04:58 PM |
Moonrise:05:25 PM Moonset: 07:57 AM Moon Phase ( Full Moon ) |
|
Add a link to your web page; copy and paste this html to your web page