Current weather conditions and 15 day weather forecast for South Boulder Airport, 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.
| 07 May 2026 Thursday 11.7 ° C / 53.1°F ![]() Clear |
Feels Like : 10.6 ° C / 51.1°F Humidity : % 69 Pressure : 1013 mb Wind Speed : 10.4 kmph / 6.5 miles from WSW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 07 May 2026 Thursday | Sunny |
7.1 ° C (44.8°F) |
22 ° C (71.6°F) |
14.9 ° C (58.9°F) |
% 40 | 0% | 7.5 | Sunrise:06:06 AM Sunset: 08:43 PM |
Moonrise:01:50 AM Moonset: 10:09 AM Moon Phase ( Waning Gibbous ) |
|
| 08 May 2026 Friday | Sunny |
4.6 ° C (40.2°F) |
21 ° C (69.8°F) |
12.5 ° C (54.6°F) |
% 43 | 0% | 0 | Sunrise:06:05 AM Sunset: 08:45 PM |
Moonrise:02:21 AM Moonset: 11:17 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday | Sunny |
3.3 ° C (37.9°F) |
20.9 ° C (69.7°F) |
12.1 ° C (53.8°F) |
% 35 | 0% | 4 | Sunrise:06:03 AM Sunset: 08:46 PM |
Moonrise:02:46 AM Moonset: 12:26 PM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday | Sunny |
5.3 ° C (41.6°F) |
25.3 ° C (77.5°F) |
15.5 ° C (60°F) |
% 30 | 0% | 5 | Sunrise:06:02 AM Sunset: 08:47 PM |
Moonrise:03:07 AM Moonset: 01:37 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Sunny |
7.3 ° C (45.2°F) |
21.8 ° C (71.2°F) |
14.1 ° C (57.3°F) |
% 35 | 0% | 4 | Sunrise:06:01 AM Sunset: 08:48 PM |
Moonrise:03:26 AM Moonset: 02:49 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Sunny |
4.1 ° C (39.5°F) |
22.4 ° C (72.4°F) |
13.3 ° C (56°F) |
% 34 | 0% | 4 | Sunrise:06:00 AM Sunset: 08:50 PM |
Moonrise:03:44 AM Moonset: 04:02 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
5.3 ° C (41.5°F) |
24.4 ° C (76°F) |
14.6 ° C (58.3°F) |
% 34 | 0% | 4 | Sunrise:05:58 AM Sunset: 08:51 PM |
Moonrise:04:02 AM Moonset: 05:20 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
7.5 ° C (45.6°F) |
28.3 ° C (82.9°F) |
17.7 ° C (63.9°F) |
% 35 | 0% | 5 | Sunrise:05:57 AM Sunset: 08:52 PM |
Moonrise:04:22 AM Moonset: 06:41 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
11.8 ° C (53.3°F) |
20.8 ° C (69.4°F) |
15.8 ° C (60.4°F) |
% 56 | 86% | 4 | Sunrise:05:56 AM Sunset: 08:53 PM |
Moonrise:04:46 AM Moonset: 08:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
6.2 ° C (43.2°F) |
21.5 ° C (70.7°F) |
13.9 ° C (57.1°F) |
% 49 | 66% | 3 | Sunrise:05:55 AM Sunset: 08:54 PM |
Moonrise:05:17 AM Moonset: 09:33 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
6.8 ° C (44.3°F) |
18.1 ° C (64.5°F) |
10.9 ° C (51.7°F) |
% 53 | 62% | 3 | Sunrise:05:54 AM Sunset: 08:56 PM |
Moonrise:05:59 AM Moonset: 10:54 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
2.9 ° C (37.3°F) |
18.2 ° C (64.8°F) |
11 ° C (51.8°F) |
% 62 | 79% | 3 | Sunrise:05:53 AM Sunset: 08:57 PM |
Moonrise:06:54 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Moderate rain |
5.4 ° C (41.7°F) |
10.9 ° C (51.7°F) |
7.8 ° C (46°F) |
% 81 | 87% | 2 | Sunrise:05:52 AM Sunset: 08:58 PM |
Moonrise:08:05 AM Moonset: 12:03 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
3.1 ° C (37.6°F) |
8.8 ° C (47.8°F) |
5 ° C (41°F) |
% 87 | 83% | 1 | Sunrise:05:51 AM Sunset: 08:59 PM |
Moonrise:09:25 AM Moonset: 12:55 AM Moon Phase ( Waxing Crescent ) |
|