Current weather conditions and 15 day weather forecast for Alder, 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 21 ° C / 69.8°F ![]() Patchy rain nearby |
Feels Like : 16.2 ° C / 61.2°F Humidity : % 33 Pressure : 1011 mb Wind Speed : 18.4 kmph / 11.4 miles from S ![]() Visibility : 10 km Precipitation (rainfall) : 0.04 mm Cloud (%) : 88 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 September 2026 Thursday | Patchy rain nearby |
6.6 ° C (43.8°F) |
23.4 ° C (74.2°F) |
13.5 ° C (56.4°F) |
% 54 | 68% | 5.4 | Sunrise:07:09 AM Sunset: 07:36 PM |
Moonrise:02:59 PM Moonset: 10:54 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Patchy rain nearby |
8.8 ° C (47.9°F) |
21.2 ° C (70.1°F) |
13.9 ° C (57.1°F) |
% 65 | 62% | 4.7 | Sunrise:07:10 AM Sunset: 07:34 PM |
Moonrise:03:52 PM Moonset: 11:50 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Light rain shower |
6.2 ° C (43.1°F) |
14.8 ° C (58.7°F) |
9.6 ° C (49.3°F) |
% 77 | 80% | 3.2 | Sunrise:07:11 AM Sunset: 07:32 PM |
Moonrise:04:35 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Sunny |
7.3 ° C (45.2°F) |
20.3 ° C (68.5°F) |
12.3 ° C (54.1°F) |
% 57 | 36% | 5.8 | Sunrise:07:13 AM Sunset: 07:30 PM |
Moonrise:05:09 PM Moonset: 12:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
7.5 ° C (45.6°F) |
21.4 ° C (70.4°F) |
13.8 ° C (56.9°F) |
% 39 | 4% | 5 | Sunrise:07:14 AM Sunset: 07:28 PM |
Moonrise:05:35 PM Moonset: 01:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Sunny |
4.9 ° C (40.9°F) |
12.9 ° C (55.2°F) |
8.9 ° C (48°F) |
% 34 | 3% | 4 | Sunrise:07:15 AM Sunset: 07:26 PM |
Moonrise:05:57 PM Moonset: 03:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
4.2 ° C (39.5°F) |
19.2 ° C (66.6°F) |
11.2 ° C (52.1°F) |
% 28 | 1% | 5 | Sunrise:07:16 AM Sunset: 07:24 PM |
Moonrise:06:16 PM Moonset: 04:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Sunny |
7.9 ° C (46.2°F) |
23.3 ° C (74°F) |
15.2 ° C (59.3°F) |
% 34 | 1% | 6 | Sunrise:07:18 AM Sunset: 07:22 PM |
Moonrise:06:33 PM Moonset: 05:15 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
11.1 ° C (51.9°F) |
24.6 ° C (76.3°F) |
17.4 ° C (63.3°F) |
% 27 | 4% | 6 | Sunrise:07:19 AM Sunset: 07:20 PM |
Moonrise:06:49 PM Moonset: 06:20 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
11.4 ° C (52.5°F) |
23.1 ° C (73.6°F) |
16.7 ° C (62°F) |
% 44 | 57% | 5 | Sunrise:07:20 AM Sunset: 07:19 PM |
Moonrise:07:06 PM Moonset: 07:26 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Patchy rain nearby |
7.5 ° C (45.5°F) |
16.9 ° C (62.5°F) |
11.8 ° C (53.2°F) |
% 59 | 62% | 4 | Sunrise:07:21 AM Sunset: 07:17 PM |
Moonrise:07:24 PM Moonset: 08:34 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
2.5 ° C (36.5°F) |
11.6 ° C (52.8°F) |
6.8 ° C (44.3°F) |
% 62 | 15% | 3 | Sunrise:07:23 AM Sunset: 07:15 PM |
Moonrise:07:46 PM Moonset: 09:44 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
-0.1 ° C (31.9°F) |
11.9 ° C (53.4°F) |
4.8 ° C (40.6°F) |
% 74 | 31% | 4 | Sunrise:07:24 AM Sunset: 07:13 PM |
Moonrise:08:12 PM Moonset: 10:57 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
1.7 ° C (35.1°F) |
14.8 ° C (58.7°F) |
7.4 ° C (45.4°F) |
% 69 | 72% | 4 | Sunrise:07:25 AM Sunset: 07:11 PM |
Moonrise:08:47 PM Moonset: 12:11 PM Moon Phase ( Waning Gibbous ) |
|