St. Ignatius Weather Forecast 15 Days, Weather in St. Ignatius Today
Current weather conditions and 15 day weather forecast for St. Ignatius, 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.
Current weather conditions at St. Ignatius
| 27 March 2026 Friday 8.2 ° C / 46.8°F  Sunny |
Feels Like : 5.2 ° C / 41.4°F Humidity : % 30 Pressure : 1031 mb Wind Speed : 18.7 kmph / 11.6 miles from WNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 10 |
15 day weather forecast for St. Ignatius, MT, USA
Weather Forecast for next 15 Days for St. Ignatius including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in St. Ignatius, Montana state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 26 March 2026 Thursday | Sunny |
0.3 ° C (32.5°F) |
9.2 ° C (48.6°F) |
4.6 ° C (40.3°F) |
% 42 | 0% | 1 | Sunrise:07:28 AM Sunset: 07:58 PM |
Moonrise:12:36 PM Moonset: 04:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Sunny |
-4.5 ° C (23.9°F) |
15.5 ° C (59.9°F) |
5.9 ° C (42.6°F) |
% 40 | 0% | 1.1 | Sunrise:07:26 AM Sunset: 08:00 PM |
Moonrise:01:56 PM Moonset: 05:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday |  Partly Cloudy |
2.2 ° C (36°F) |
15 ° C (59°F) |
8.5 ° C (47.2°F) |
% 43 | 0% | 1.1 | Sunrise:07:24 AM Sunset: 08:01 PM |
Moonrise:03:16 PM Moonset: 05:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday |  Overcast |
4.1 ° C (39.4°F) |
11.8 ° C (53.2°F) |
8 ° C (46.4°F) |
% 60 | 0% | 0.7 | Sunrise:07:21 AM Sunset: 08:02 PM |
Moonrise:04:32 PM Moonset: 06:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday |  Patchy rain nearby |
1.8 ° C (35.2°F) |
16.2 ° C (61.1°F) |
8.5 ° C (47.3°F) |
% 69 | 86% | 0.8 | Sunrise:07:19 AM Sunset: 08:04 PM |
Moonrise:05:47 PM Moonset: 06:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Patchy rain nearby |
5.2 ° C (41.4°F) |
9.2 ° C (48.6°F) |
7.2 ° C (44.9°F) |
% 83 | 84% | 0 | Sunrise:07:17 AM Sunset: 08:05 PM |
Moonrise:06:59 PM Moonset: 06:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
2.5 ° C (36.5°F) |
10.9 ° C (51.6°F) |
6.3 ° C (43.4°F) |
% 79 | 81% | 2 | Sunrise:07:15 AM Sunset: 08:07 PM |
Moonrise:08:09 PM Moonset: 06:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday |  Moderate rain |
1.8 ° C (35.2°F) |
6.9 ° C (44.5°F) |
4.3 ° C (39.7°F) |
% 75 | 87% | 1 | Sunrise:07:13 AM Sunset: 08:08 PM |
Moonrise:09:20 PM Moonset: 07:09 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Patchy rain nearby |
-2.4 ° C (27.7°F) |
5.2 ° C (41.4°F) |
1.6 ° C (34.8°F) |
% 65 | 84% | 1 | Sunrise:07:11 AM Sunset: 08:09 PM |
Moonrise:10:30 PM Moonset: 07:27 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Patchy rain nearby |
-0.4 ° C (31.4°F) |
9.4 ° C (49°F) |
3.9 ° C (39°F) |
% 74 | 89% | 1 | Sunrise:07:09 AM Sunset: 08:11 PM |
Moonrise:11:41 PM Moonset: 07:47 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Moderate rain |
-0.8 ° C (30.6°F) |
10.7 ° C (51.3°F) |
4.1 ° C (39.3°F) |
% 82 | 82% | 1 | Sunrise:07:07 AM Sunset: 08:12 PM |
Moonrise:No moonrise Moonset: 08:11 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Patchy rain nearby |
-2.7 ° C (27.2°F) |
4.3 ° C (39.8°F) |
1 ° C (33.9°F) |
% 77 | 76% | 1 | Sunrise:07:05 AM Sunset: 08:13 PM |
Moonrise:12:49 AM Moonset: 08:43 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday |  Freezing fog |
-6.6 ° C (20°F) |
3.7 ° C (38.7°F) |
-0.6 ° C (31°F) |
% 84 | 89% | 1 | Sunrise:07:04 AM Sunset: 08:15 PM |
Moonrise:01:52 AM Moonset: 09:25 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday | Sunny |
-6.1 ° C (20.9°F) |
11.1 ° C (52°F) |
1.4 ° C (34.6°F) |
% 72 | 0% | 2 | Sunrise:07:02 AM Sunset: 08:16 PM |
Moonrise:02:46 AM Moonset: 10:16 AM Moon Phase ( Waning Gibbous ) |
|
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