Current weather conditions and 15 day weather forecast for Thornton, Colorado, 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 0.1 ° C / 32.2°F ![]() Overcast |
Feels Like : -0.7 ° C / 30.7°F Humidity : % 55 Pressure : 1011 mb Wind Speed : 3.6 kmph / 2.2 miles from W ![]() Visibility : 16 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 |
-2.8 ° C (27°F) |
5.7 ° C (42.3°F) |
0.5 ° C (32.9°F) |
% 59 | 0% | 0.4 | Sunrise:07:06 AM Sunset: 04:35 PM |
Moonrise:05:09 PM Moonset: 08:16 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Sunny |
-0.7 ° C (30.7°F) |
9.1 ° C (48.4°F) |
3.3 ° C (37.9°F) |
% 50 | 0% | 0.4 | Sunrise:07:07 AM Sunset: 04:35 PM |
Moonrise:06:21 PM Moonset: 09:21 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Sunny |
-2.9 ° C (26.8°F) |
6.8 ° C (44.2°F) |
1.2 ° C (34.1°F) |
% 51 | 0% | 0.4 | Sunrise:07:08 AM Sunset: 04:35 PM |
Moonrise:07:38 PM Moonset: 10:11 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Sunny |
0.7 ° C (33.3°F) |
9.6 ° C (49.2°F) |
3.9 ° C (39°F) |
% 47 | 0% | 0.4 | Sunrise:07:09 AM Sunset: 04:35 PM |
Moonrise:08:53 PM Moonset: 10:50 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Sunny |
1.7 ° C (35°F) |
10.9 ° C (51.6°F) |
4.9 ° C (40.9°F) |
% 43 | 0% | 0 | Sunrise:07:10 AM Sunset: 04:35 PM |
Moonrise:10:04 PM Moonset: 11:21 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Partly Cloudy |
6 ° C (42.8°F) |
13.8 ° C (56.8°F) |
8.3 ° C (46.9°F) |
% 45 | 0% | 3 | Sunrise:07:11 AM Sunset: 04:35 PM |
Moonrise:11:11 PM Moonset: 11:46 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Partly Cloudy |
1.6 ° C (34.9°F) |
7.5 ° C (45.6°F) |
4.3 ° C (39.8°F) |
% 31 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:35 PM |
Moonrise:No moonrise Moonset: 12:08 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
-1.1 ° C (29.9°F) |
8.3 ° C (46.9°F) |
2.4 ° C (36.4°F) |
% 49 | 0% | 2 | Sunrise:07:12 AM Sunset: 04:35 PM |
Moonrise:12:14 AM Moonset: 12:29 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
4 ° C (39.2°F) |
11.9 ° C (53.5°F) |
6.8 ° C (44.3°F) |
% 43 | 0% | 3 | Sunrise:07:13 AM Sunset: 04:35 PM |
Moonrise:01:16 AM Moonset: 12:49 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
4.6 ° C (40.2°F) |
13.3 ° C (56°F) |
7.4 ° C (45.4°F) |
% 34 | 0% | 3 | Sunrise:07:14 AM Sunset: 04:36 PM |
Moonrise:02:16 AM Moonset: 01:11 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
1.4 ° C (34.6°F) |
5.9 ° C (42.7°F) |
4.6 ° C (40.3°F) |
% 42 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:36 PM |
Moonrise:03:18 AM Moonset: 01:35 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
-1 ° C (30.2°F) |
7.7 ° C (45.8°F) |
2.8 ° C (37.1°F) |
% 55 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:36 PM |
Moonrise:04:19 AM Moonset: 02:02 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Partly Cloudy |
-6.8 ° C (19.8°F) |
3.3 ° C (37.9°F) |
-0.6 ° C (30.8°F) |
% 52 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:36 PM |
Moonrise:05:22 AM Moonset: 02:35 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Sunny |
-6.9 ° C (19.7°F) |
3.8 ° C (38.8°F) |
-2.2 ° C (28°F) |
% 37 | 0% | 2 | Sunrise:07:17 AM Sunset: 04:37 PM |
Moonrise:06:23 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|