Current weather conditions and 15 day weather forecast for Trego, Montana, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 18 September 2026 Friday 20 ° C / 68°F ![]() Cloudy |
Feels Like : 17.2 ° C / 63°F Humidity : % 32 Pressure : 1016 mb Wind Speed : 6.8 kmph / 4.3 miles from W ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 74 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 September 2026 Friday | Sunny |
6.4 ° C (43.4°F) |
20.1 ° C (68.1°F) |
12.8 ° C (55°F) |
% 51 | 4% | 4.3 | Sunrise:07:20 AM Sunset: 07:46 PM |
Moonrise:04:23 PM Moonset: 11:42 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
8 ° C (46.3°F) |
20.9 ° C (69.6°F) |
13.4 ° C (56.1°F) |
% 63 | 8% | 5 | Sunrise:07:22 AM Sunset: 07:44 PM |
Moonrise:05:04 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Sunny |
7.7 ° C (45.9°F) |
20.4 ° C (68.8°F) |
13.3 ° C (55.9°F) |
% 63 | 4% | 4.8 | Sunrise:07:23 AM Sunset: 07:42 PM |
Moonrise:05:35 PM Moonset: 12:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
7.6 ° C (45.7°F) |
20.9 ° C (69.5°F) |
13.4 ° C (56.1°F) |
% 49 | 2% | 4.6 | Sunrise:07:24 AM Sunset: 07:40 PM |
Moonrise:05:59 PM Moonset: 01:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
7.7 ° C (45.9°F) |
20.6 ° C (69.1°F) |
13.4 ° C (56.2°F) |
% 44 | 4% | 6 | Sunrise:07:26 AM Sunset: 07:38 PM |
Moonrise:06:17 PM Moonset: 03:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
7.3 ° C (45.1°F) |
19.2 ° C (66.6°F) |
12.8 ° C (55°F) |
% 40 | 3% | 5 | Sunrise:07:27 AM Sunset: 07:36 PM |
Moonrise:06:33 PM Moonset: 04:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
9.5 ° C (49.1°F) |
20.9 ° C (69.7°F) |
13.9 ° C (57°F) |
% 43 | 10% | 5 | Sunrise:07:29 AM Sunset: 07:33 PM |
Moonrise:06:47 PM Moonset: 05:22 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
8.5 ° C (47.3°F) |
23.5 ° C (74.4°F) |
15.4 ° C (59.7°F) |
% 46 | 8% | 6 | Sunrise:07:30 AM Sunset: 07:31 PM |
Moonrise:07:00 PM Moonset: 06:30 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Patchy rain nearby |
3.4 ° C (38.2°F) |
12.8 ° C (55.1°F) |
6.9 ° C (44.4°F) |
% 82 | 87% | 3 | Sunrise:07:31 AM Sunset: 07:29 PM |
Moonrise:07:14 PM Moonset: 07:40 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Light rain shower |
3.8 ° C (38.9°F) |
6 ° C (42.7°F) |
4.5 ° C (40.2°F) |
% 92 | 91% | 2 | Sunrise:07:33 AM Sunset: 07:27 PM |
Moonrise:07:29 PM Moonset: 08:51 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Light rain shower |
3.5 ° C (38.2°F) |
4.2 ° C (39.6°F) |
3.9 ° C (39°F) |
% 97 | 94% | 1 | Sunrise:07:34 AM Sunset: 07:25 PM |
Moonrise:07:47 PM Moonset: 10:04 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Sunny |
0 ° C (32°F) |
8.8 ° C (47.9°F) |
4.4 ° C (39.9°F) |
% 78 | 20% | 3 | Sunrise:07:36 AM Sunset: 07:23 PM |
Moonrise:08:10 PM Moonset: 11:21 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
-1.4 ° C (29.4°F) |
12.3 ° C (54.1°F) |
4.5 ° C (40°F) |
% 65 | 4% | 4 | Sunrise:07:37 AM Sunset: 07:21 PM |
Moonrise:08:42 PM Moonset: 12:38 PM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
2 ° C (35.7°F) |
15.4 ° C (59.7°F) |
7.6 ° C (45.7°F) |
% 55 | 3% | 5 | Sunrise:07:39 AM Sunset: 07:19 PM |
Moonrise:09:24 PM Moonset: 01:53 PM Moon Phase ( Last Quarter ) |
|