Current weather conditions and 15 day weather forecast for Ballantine, 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 25.1 ° C / 77.1°F ![]() Cloudy |
Feels Like : 22.8 ° C / 73°F Humidity : % 28 Pressure : 1012 mb Wind Speed : 6.5 kmph / 4 miles from SSE ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 87 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 September 2026 Thursday | Overcast |
11 ° C (51.8°F) |
25.5 ° C (78°F) |
18 ° C (64.4°F) |
% 44 | 8% | 4.9 | Sunrise:06:53 AM Sunset: 07:20 PM |
Moonrise:02:46 PM Moonset: 10:34 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Overcast |
16.1 ° C (61°F) |
28.7 ° C (83.6°F) |
22.3 ° C (72.2°F) |
% 40 | 36% | 4.8 | Sunrise:06:54 AM Sunset: 07:18 PM |
Moonrise:03:39 PM Moonset: 11:30 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Light rain shower |
14.4 ° C (57.9°F) |
18.7 ° C (65.7°F) |
16.5 ° C (61.7°F) |
% 73 | 84% | 1.3 | Sunrise:06:55 AM Sunset: 07:16 PM |
Moonrise:04:22 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Light rain shower |
13.1 ° C (55.6°F) |
24.7 ° C (76.4°F) |
17.9 ° C (64.3°F) |
% 69 | 68% | 4.9 | Sunrise:06:57 AM Sunset: 07:14 PM |
Moonrise:04:55 PM Moonset: 12:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Sunny |
10.9 ° C (51.7°F) |
28 ° C (82.3°F) |
19.5 ° C (67.2°F) |
% 50 | 4% | 7 | Sunrise:06:58 AM Sunset: 07:12 PM |
Moonrise:05:21 PM Moonset: 01:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Patchy rain nearby |
11 ° C (51.8°F) |
20.7 ° C (69.3°F) |
15.1 ° C (59.1°F) |
% 38 | 17% | 5 | Sunrise:06:59 AM Sunset: 07:10 PM |
Moonrise:05:43 PM Moonset: 02:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
8.8 ° C (47.8°F) |
22.3 ° C (72.1°F) |
15.3 ° C (59.5°F) |
% 30 | 3% | 6 | Sunrise:07:00 AM Sunset: 07:08 PM |
Moonrise:06:01 PM Moonset: 03:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Cloudy |
12.1 ° C (53.7°F) |
25.1 ° C (77.2°F) |
18.7 ° C (65.6°F) |
% 30 | 4% | 6 | Sunrise:07:02 AM Sunset: 07:07 PM |
Moonrise:06:17 PM Moonset: 04:58 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
13.9 ° C (56.9°F) |
31.1 ° C (88°F) |
22.4 ° C (72.3°F) |
% 27 | 2% | 8 | Sunrise:07:03 AM Sunset: 07:05 PM |
Moonrise:06:33 PM Moonset: 06:03 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
18.7 ° C (65.6°F) |
33 ° C (91.4°F) |
24.7 ° C (76.4°F) |
% 29 | 5% | 7 | Sunrise:07:04 AM Sunset: 07:03 PM |
Moonrise:06:49 PM Moonset: 07:10 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
13.4 ° C (56.1°F) |
25.8 ° C (78.5°F) |
19.1 ° C (66.3°F) |
% 51 | 57% | 6 | Sunrise:07:06 AM Sunset: 07:01 PM |
Moonrise:07:07 PM Moonset: 08:18 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Patchy rain nearby |
10 ° C (49.9°F) |
13.4 ° C (56.1°F) |
11.5 ° C (52.6°F) |
% 70 | 68% | 3 | Sunrise:07:07 AM Sunset: 06:59 PM |
Moonrise:07:28 PM Moonset: 09:29 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Patchy rain nearby |
7.3 ° C (45.1°F) |
10.4 ° C (50.7°F) |
8.4 ° C (47.1°F) |
% 76 | 67% | 3 | Sunrise:07:08 AM Sunset: 06:57 PM |
Moonrise:07:54 PM Moonset: 10:42 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
6.8 ° C (44.2°F) |
15.4 ° C (59.8°F) |
10 ° C (50°F) |
% 77 | 66% | 5 | Sunrise:07:09 AM Sunset: 06:55 PM |
Moonrise:08:28 PM Moonset: 11:57 AM Moon Phase ( Waning Gibbous ) |
|