Current weather conditions and 15 day weather forecast for Fort Smith, 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.
| 03 August 2026 Monday 20.9 ° C / 69.6°F ![]() Sunny |
Feels Like : 16.5 ° C / 61.7°F Humidity : % 37 Pressure : 1018 mb Wind Speed : 18 kmph / 11.2 miles from NE ![]() Visibility : 10 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 03 August 2026 Monday | Sunny |
13.9 ° C (57°F) |
22.4 ° C (72.3°F) |
18.8 ° C (65.8°F) |
% 35 | 1% | 7.4 | Sunrise:05:58 AM Sunset: 08:37 PM |
Moonrise:10:35 PM Moonset: 11:27 AM Moon Phase ( Last Quarter ) |
|
| 04 August 2026 Tuesday | Sunny |
8 ° C (46.4°F) |
26.7 ° C (80°F) |
17.8 ° C (64.1°F) |
% 33 | 17% | 5.6 | Sunrise:05:59 AM Sunset: 08:35 PM |
Moonrise:10:55 PM Moonset: 12:35 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Sunny |
12.1 ° C (53.7°F) |
31.9 ° C (89.4°F) |
21.7 ° C (71.1°F) |
% 25 | 0% | 6.4 | Sunrise:06:01 AM Sunset: 08:34 PM |
Moonrise:11:19 PM Moonset: 01:47 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Sunny |
14.2 ° C (57.5°F) |
35.2 ° C (95.3°F) |
24.9 ° C (76.8°F) |
% 17 | 0% | 7.2 | Sunrise:06:02 AM Sunset: 08:33 PM |
Moonrise:11:50 PM Moonset: 03:01 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Sunny |
16.7 ° C (62°F) |
39.7 ° C (103.5°F) |
27.8 ° C (82.1°F) |
% 14 | 1% | 9 | Sunrise:06:03 AM Sunset: 08:31 PM |
Moonrise:Does not rise today Moonset: 04:17 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
18.1 ° C (64.5°F) |
34.5 ° C (94°F) |
25.9 ° C (78.6°F) |
% 18 | 0% | 8 | Sunrise:06:04 AM Sunset: 08:30 PM |
Moonrise:12:33 AM Moonset: 05:29 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
14.7 ° C (58.4°F) |
32.3 ° C (90.2°F) |
23.2 ° C (73.8°F) |
% 30 | 2% | 8 | Sunrise:06:05 AM Sunset: 08:28 PM |
Moonrise:01:30 AM Moonset: 06:30 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
13.9 ° C (57°F) |
33.1 ° C (91.5°F) |
22.9 ° C (73.3°F) |
% 38 | 1% | 8 | Sunrise:06:06 AM Sunset: 08:27 PM |
Moonrise:02:42 AM Moonset: 07:19 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
17.8 ° C (64.1°F) |
38.1 ° C (100.6°F) |
27.5 ° C (81.5°F) |
% 28 | 1% | 9 | Sunrise:06:08 AM Sunset: 08:25 PM |
Moonrise:04:05 AM Moonset: 07:56 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
22.3 ° C (72.2°F) |
39.2 ° C (102.6°F) |
30.8 ° C (87.5°F) |
% 16 | 1% | 9 | Sunrise:06:09 AM Sunset: 08:24 PM |
Moonrise:05:33 AM Moonset: 08:25 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
21.2 ° C (70.2°F) |
39.2 ° C (102.6°F) |
29.7 ° C (85.5°F) |
% 27 | 36% | 9 | Sunrise:06:10 AM Sunset: 08:22 PM |
Moonrise:06:59 AM Moonset: 08:49 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
16.5 ° C (61.7°F) |
34.6 ° C (94.3°F) |
23.4 ° C (74.2°F) |
% 53 | 57% | 8 | Sunrise:06:11 AM Sunset: 08:21 PM |
Moonrise:08:22 AM Moonset: 09:10 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
16.2 ° C (61.1°F) |
32.1 ° C (89.8°F) |
23.3 ° C (74°F) |
% 53 | 36% | 8 | Sunrise:06:13 AM Sunset: 08:19 PM |
Moonrise:09:42 AM Moonset: 09:30 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
20 ° C (68.1°F) |
37 ° C (98.6°F) |
28.3 ° C (83°F) |
% 27 | 1% | 9 | Sunrise:06:14 AM Sunset: 08:17 PM |
Moonrise:11:00 AM Moonset: 09:51 PM Moon Phase ( Waxing Crescent ) |
|