Fort Collins Weather Forecast 15 Days, Weather in Fort Collins Today
Current weather conditions and 15 day weather forecast for Fort Collins, 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.
Current weather conditions at Fort Collins
| 25 December 2025 Thursday 5.2 ° C / 41.4°F  Clear |
Feels Like : 3.5 ° C / 38.3°F Humidity : % 55 Pressure : 1017 mb Wind Speed : 7.6 kmph / 4.7 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Fort Collins, CO, USA
Weather Forecast for next 15 Days for Fort Collins 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 Fort Collins, Colorado 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 December 2025 Thursday |  Overcast |
2.5 ° C (36.5°F) |
16.8 ° C (62.2°F) |
7.9 ° C (46.2°F) |
% 64 | 0% | 0.4 | Sunrise:07:23 AM Sunset: 04:39 PM |
Moonrise:10:55 AM Moonset: 10:26 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
0.2 ° C (32.3°F) |
14.3 ° C (57.7°F) |
5.6 ° C (42.1°F) |
% 58 | 0% | 0.4 | Sunrise:07:23 AM Sunset: 04:39 PM |
Moonrise:11:17 AM Moonset: 11:34 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Patchy rain nearby |
-1.9 ° C (28.6°F) |
12.4 ° C (54.3°F) |
3.9 ° C (39°F) |
% 58 | 84% | 0.3 | Sunrise:07:23 AM Sunset: 04:40 PM |
Moonrise:11:39 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Moderate or heavy snow showers |
-7.6 ° C (18.3°F) |
-0 ° C (31.9°F) |
-4.1 ° C (24.7°F) |
% 67 | 74% | 0.3 | Sunrise:07:24 AM Sunset: 04:41 PM |
Moonrise:12:03 PM Moonset: 12:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-7.1 ° C (19.2°F) |
3.5 ° C (38.3°F) |
-4.7 ° C (23.6°F) |
% 60 | 0% | 0 | Sunrise:07:24 AM Sunset: 04:42 PM |
Moonrise:12:30 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-4.2 ° C (24.5°F) |
9.6 ° C (49.4°F) |
0.6 ° C (33.1°F) |
% 46 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:42 PM |
Moonrise:01:04 PM Moonset: 03:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
0.4 ° C (32.8°F) |
15.3 ° C (59.5°F) |
5.7 ° C (42.3°F) |
% 38 | 0% | 3 | Sunrise:07:24 AM Sunset: 04:43 PM |
Moonrise:01:47 PM Moonset: 04:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
2.6 ° C (36.7°F) |
11.7 ° C (53.1°F) |
6.2 ° C (43.1°F) |
% 26 | 0% | 3 | Sunrise:07:24 AM Sunset: 04:44 PM |
Moonrise:02:42 PM Moonset: 05:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Sunny |
5.4 ° C (41.7°F) |
14.6 ° C (58.2°F) |
8.3 ° C (46.9°F) |
% 47 | 0% | 3 | Sunrise:07:24 AM Sunset: 04:45 PM |
Moonrise:03:50 PM Moonset: 07:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Sunny |
2.4 ° C (36.3°F) |
10.7 ° C (51.3°F) |
5.6 ° C (42.1°F) |
% 47 | 0% | 3 | Sunrise:07:24 AM Sunset: 04:46 PM |
Moonrise:05:07 PM Moonset: 08:00 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Patchy rain nearby |
-1 ° C (30.2°F) |
8.5 ° C (47.3°F) |
3.1 ° C (37.6°F) |
% 51 | 86% | 1 | Sunrise:07:24 AM Sunset: 04:47 PM |
Moonrise:06:25 PM Moonset: 08:45 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Patchy rain nearby |
1.5 ° C (34.6°F) |
8.2 ° C (46.8°F) |
3.6 ° C (38.5°F) |
% 65 | 63% | 1 | Sunrise:07:24 AM Sunset: 04:48 PM |
Moonrise:07:42 PM Moonset: 09:20 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday | Sunny |
-2.1 ° C (28.2°F) |
4.3 ° C (39.7°F) |
0.8 ° C (33.4°F) |
% 38 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:49 PM |
Moonrise:08:53 PM Moonset: 09:47 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday | Sunny |
-5.1 ° C (22.8°F) |
7.1 ° C (44.7°F) |
-1 ° C (30.3°F) |
% 33 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:50 PM |
Moonrise:10:00 PM Moonset: 10:10 AM Moon Phase ( Waning Gibbous ) |
|
Add a link to your web page; copy and paste this html to your web page