Rosemont Weather Forecast 15 Days, Weather in Rosemont Today
Current weather conditions and 15 day weather forecast for Rosemont, 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 Rosemont
| 05 December 2025 Friday 4.3 ° C / 39.7°F  Fog |
Feels Like : 3.9 ° C / 39.1°F Humidity : % 100 Pressure : 1023 mb Wind Speed : 3.6 kmph / 2.2 miles from NE  Visibility : 0.4 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Rosemont, CA, USA
Weather Forecast for next 15 Days for Rosemont 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 Rosemont, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Patchy rain nearby |
4.8 ° C (40.6°F) |
17.1 ° C (62.8°F) |
7.9 ° C (46.3°F) |
% 88 | 83% | 0.4 | Sunrise:07:08 AM Sunset: 04:44 PM |
Moonrise:05:23 PM Moonset: 08:19 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Fog |
5.2 ° C (41.4°F) |
15.4 ° C (59.7°F) |
10 ° C (50.1°F) |
% 85 | 0% | 0.4 | Sunrise:07:09 AM Sunset: 04:44 PM |
Moonrise:06:35 PM Moonset: 09:23 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Overcast |
4 ° C (39.2°F) |
18.3 ° C (64.9°F) |
10.1 ° C (50.2°F) |
% 84 | 0% | 0.4 | Sunrise:07:10 AM Sunset: 04:44 PM |
Moonrise:07:51 PM Moonset: 10:14 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday |  Sunny |
9 ° C (48.2°F) |
17.7 ° C (63.9°F) |
12.5 ° C (54.5°F) |
% 68 | 0% | 0.4 | Sunrise:07:11 AM Sunset: 04:44 PM |
Moonrise:09:05 PM Moonset: 10:54 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Sunny |
9.3 ° C (48.8°F) |
17 ° C (62.6°F) |
11.9 ° C (53.5°F) |
% 64 | 0% | 0 | Sunrise:07:12 AM Sunset: 04:44 PM |
Moonrise:10:15 PM Moonset: 11:25 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Sunny |
10.5 ° C (51°F) |
19.2 ° C (66.5°F) |
14.3 ° C (57.7°F) |
% 74 | 0% | 4 | Sunrise:07:12 AM Sunset: 04:44 PM |
Moonrise:11:21 PM Moonset: 11:51 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Sunny |
11.3 ° C (52.3°F) |
17.5 ° C (63.5°F) |
14 ° C (57.2°F) |
% 81 | 0% | 4 | Sunrise:07:13 AM Sunset: 04:44 PM |
Moonrise:No moonrise Moonset: 12:14 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
9.8 ° C (49.7°F) |
17.9 ° C (64.1°F) |
13.5 ° C (56.3°F) |
% 79 | 0% | 4 | Sunrise:07:14 AM Sunset: 04:44 PM |
Moonrise:12:23 AM Moonset: 12:35 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Patchy rain nearby |
10.8 ° C (51.5°F) |
14.6 ° C (58.2°F) |
12.8 ° C (55°F) |
% 78 | 84% | 3 | Sunrise:07:15 AM Sunset: 04:45 PM |
Moonrise:01:23 AM Moonset: 12:57 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Patchy rain nearby |
8 ° C (46.4°F) |
12 ° C (53.7°F) |
9.6 ° C (49.3°F) |
% 72 | 85% | 2 | Sunrise:07:15 AM Sunset: 04:45 PM |
Moonrise:02:23 AM Moonset: 01:19 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Patchy rain nearby |
7.3 ° C (45.1°F) |
8.9 ° C (48°F) |
8.2 ° C (46.8°F) |
% 84 | 88% | 2 | Sunrise:07:16 AM Sunset: 04:45 PM |
Moonrise:03:23 AM Moonset: 01:44 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Moderate rain |
4.4 ° C (40°F) |
10.7 ° C (51.3°F) |
7.6 ° C (45.7°F) |
% 80 | 82% | 2 | Sunrise:07:17 AM Sunset: 04:45 PM |
Moonrise:04:24 AM Moonset: 02:13 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Patchy rain nearby |
5.1 ° C (41.2°F) |
10.2 ° C (50.4°F) |
7.4 ° C (45.3°F) |
% 71 | 89% | 2 | Sunrise:07:17 AM Sunset: 04:46 PM |
Moonrise:05:26 AM Moonset: 02:47 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate rain |
5.1 ° C (41.2°F) |
6.7 ° C (44.1°F) |
6.4 ° C (43.6°F) |
% 78 | 88% | 2 | Sunrise:07:18 AM Sunset: 04:46 PM |
Moonrise:06:26 AM Moonset: 03:29 PM Moon Phase ( Waning Crescent ) |
|
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