By knowing how cold, mild, warm, or hot the weather in Great Falls, you will find it easier to plan your days.
Our 14 day weather forecast for Great Falls becomes more accurate the closer to the date of your visit, so always be sure to check in frequently for any weather updates.
| Date | Temperatures | Wind | |||
|---|---|---|---|---|---|
| Tuesday, May 5 | 10 ° / 1 ° |  | Patchy sleet possible | 10 Km/h | |
| Wednesday, May 6 | 22 ° / -1 ° |  | Clear | 13 Km/h | |
| Thursday, May 7 | 13 ° / 8 ° |  | Light rain shower | 12 Km/h | |
| Friday, May 8 | 22 ° / 6 ° |  | Patchy rain possible | 22 Km/h | |
| Saturday, May 9 | 11 ° / 7 ° | | Light rain | 9 Km/h | |
| Sunday, May 10 | 23 ° / 5 ° | | Sunny | 8 Km/h | |
| Monday, May 11 | 24 ° / 11 ° | | Clear | 23 Km/h | |
| Tuesday, May 12 | 20 ° / 8 ° |  | Patchy light rain with thunder | 7 Km/h | |
| Wednesday, May 13 | 24 ° / 7 ° | | Clear | 8 Km/h | |
| Thursday, May 14 | 26 ° / 11 ° |  | Partly cloudy | 12 Km/h | |
| Friday, May 15 | 23 ° / 4 ° |  | Overcast | 25 Km/h | |
| Saturday, May 16 | 15 ° / 4 ° | | Patchy rain possible | 6 Km/h | |
| Sunday, May 17 | 26 ° / 5 ° | | Clear | 6 Km/h | |
| Monday, May 18 | 30 ° / 11 ° | | Clear | 13 Km/h | |
| Further Ahead | |||||
