Current weather conditions and 15 day weather forecast for Helena, North Dakota, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 12 May 2026 Tuesday 18.9 ° C / 66°F ![]() Sunny |
Feels Like : 18.9 ° C / 66°F Humidity : % 34 Pressure : 1016 mb Wind Speed : 39.6 kmph / 24.6 miles from NNW ![]() Visibility : 16 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 May 2026 Tuesday | Sunny |
10.2 ° C (50.4°F) |
21.6 ° C (70.9°F) |
15.9 ° C (60.6°F) |
% 45 | 0% | 5.9 | Sunrise:06:01 AM Sunset: 09:00 PM |
Moonrise:03:50 AM Moonset: 04:06 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
9.1 ° C (48.4°F) |
24.4 ° C (75.9°F) |
17.2 ° C (63°F) |
% 38 | 0% | 6.9 | Sunrise:06:00 AM Sunset: 09:02 PM |
Moonrise:04:06 AM Moonset: 05:25 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Patchy rain nearby |
14.5 ° C (58°F) |
24.8 ° C (76.7°F) |
19.1 ° C (66.4°F) |
% 40 | 74% | 6.3 | Sunrise:05:58 AM Sunset: 09:03 PM |
Moonrise:04:24 AM Moonset: 06:47 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Partly Cloudy |
10.9 ° C (51.5°F) |
19.6 ° C (67.3°F) |
16.3 ° C (61.4°F) |
% 47 | 0% | 0.1 | Sunrise:05:57 AM Sunset: 09:04 PM |
Moonrise:04:47 AM Moonset: 08:14 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
4.9 ° C (40.8°F) |
17.3 ° C (63.2°F) |
10.9 ° C (51.6°F) |
% 56 | 0% | 4 | Sunrise:05:56 AM Sunset: 09:05 PM |
Moonrise:05:16 AM Moonset: 09:43 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
8.5 ° C (47.3°F) |
12.1 ° C (53.7°F) |
10 ° C (50°F) |
% 78 | 81% | 2 | Sunrise:05:55 AM Sunset: 09:07 PM |
Moonrise:05:55 AM Moonset: 11:06 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Overcast |
5.7 ° C (42.3°F) |
11.2 ° C (52.2°F) |
8.3 ° C (47°F) |
% 72 | 0% | 2 | Sunrise:05:54 AM Sunset: 09:08 PM |
Moonrise:06:49 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
3.8 ° C (38.9°F) |
17.4 ° C (63.3°F) |
11.4 ° C (52.4°F) |
% 59 | 0% | 4 | Sunrise:05:52 AM Sunset: 09:09 PM |
Moonrise:07:59 AM Moonset: 12:15 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
10.1 ° C (50.1°F) |
17.7 ° C (63.9°F) |
13.6 ° C (56.5°F) |
% 61 | 84% | 3 | Sunrise:05:51 AM Sunset: 09:10 PM |
Moonrise:09:20 AM Moonset: 01:07 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Partly Cloudy |
6.9 ° C (44.5°F) |
20 ° C (68°F) |
13.7 ° C (56.7°F) |
% 58 | 0% | 4 | Sunrise:05:50 AM Sunset: 09:11 PM |
Moonrise:10:43 AM Moonset: 01:44 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Moderate rain |
10.2 ° C (50.4°F) |
16.7 ° C (62°F) |
12.6 ° C (54.6°F) |
% 82 | 74% | 3 | Sunrise:05:49 AM Sunset: 09:13 PM |
Moonrise:12:04 PM Moonset: 02:10 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
9.9 ° C (49.8°F) |
15.8 ° C (60.5°F) |
12.5 ° C (54.5°F) |
% 72 | 80% | 3 | Sunrise:05:48 AM Sunset: 09:14 PM |
Moonrise:01:21 PM Moonset: 02:31 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Sunny |
8.9 ° C (48°F) |
23.7 ° C (74.7°F) |
16.5 ° C (61.8°F) |
% 57 | 0% | 5 | Sunrise:05:47 AM Sunset: 09:15 PM |
Moonrise:02:34 PM Moonset: 02:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
14.4 ° C (57.9°F) |
20.3 ° C (68.5°F) |
18.2 ° C (64.8°F) |
% 73 | 87% | 4 | Sunrise:05:46 AM Sunset: 09:16 PM |
Moonrise:03:44 PM Moonset: 03:04 AM Moon Phase ( Waxing Gibbous ) |
|