Climate Great Falls - Montana
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 35 | 37 | 46 | 55 | 65 | 73 |
| Average low in ºF Av. low Lo | 15 | 15 | 22 | 30 | 38 | 46 |
| Days with precipitation Days precip. DP | 6 | 8 | 8 | 10 | 11 | 11 |
| Av. precipitation in inch Av. precip. Pre. | 0.55 | 0.59 | 0.68 | 1.73 | 2.43 | 2.72 |
| Av. snowfall in inch Snowfall Sn | 9 | 10 | 10 | 9 | 2 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 84 | 83 | 72 | 57 | 44 | 36 |
| Average low in ºF Av. low Lo | 51 | 50 | 43 | 33 | 24 | 16 |
| Days with precipitation Days precip. DP | 7 | 6 | 7 | 7 | 6 | 6 |
| Av. precipitation in inch Av. precip. Pre. | 1.23 | 1.22 | 1.33 | 1.07 | 0.68 | 0.53 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 1 | 5 | 9 | 10 |
Great Falls Climate Graph - Montana Climate Chart
Daily normals Great Falls - Montana - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 34.5 | 13.8 | 0.04 | 0.04 | 0.31 | 0.80 |
| 2 Jan | 34.6 | 13.8 | 0.04 | 0.04 | 0.59 | 1.50 |
| 3 Jan | 34.7 | 13.9 | 0.04 | 0.04 | 0.91 | 2.30 |
| 4 Jan | 34.7 | 14.0 | 0.08 | 0.08 | 1.18 | 3.00 |
| 5 Jan | 34.8 | 14.1 | 0.08 | 0.08 | 1.42 | 3.60 |
| 6 Jan | 34.9 | 14.1 | 0.12 | 0.12 | 1.69 | 4.30 |
| 7 Jan | 35.0 | 14.2 | 0.12 | 0.12 | 2.01 | 5.10 |
| 8 Jan | 35.0 | 14.3 | 0.16 | 0.16 | 2.28 | 5.80 |
| 9 Jan | 35.1 | 14.4 | 0.16 | 0.16 | 2.60 | 6.60 |
| 10 Jan | 35.2 | 14.5 | 0.20 | 0.20 | 2.91 | 7.40 |
| 11 Jan | 35.2 | 14.6 | 0.20 | 0.20 | 3.19 | 8.10 |
| 12 Jan | 35.3 | 14.7 | 0.20 | 0.20 | 3.50 | 8.90 |
Weather history Great Falls - December 2019
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Dec | 35.1 | 19.0 | 0.00 | 0.00 | 8.0 |
| 02 Dec | 39.9 | 32.0 | 0.00 | 0.00 | 7.0 |
| 03 Dec | 43.0 | 34.0 | 0.00 | 0.00 | 3.0 |
| 04 Dec | 43.0 | 28.0 | 0.00 | 0.00 | 1.0 |
| 05 Dec | 37.0 | 26.1 | T | T | T |
| 06 Dec | 46.9 | 34.0 | 0.00 | 0.00 | T |
| 07 Dec | 53.1 | 24.1 | 0.00 | 0.00 | T |
| 08 Dec | 24.1 | 0.0 | 0.13 | 1.81 | T |
| 09 Dec | 35.1 | 7.0 | 0.00 | 0.00 | 2.0 |
| 10 Dec | 37.9 | 14.0 | 0.00 | 0.00 | 1.0 |
| 11 Dec | 41.0 | 26.1 | 0.00 | 0.00 | 1.0 |
| 12 Dec | 46.0 | 28.0 | 0.00 | 0.00 | 0.0 |
| 13 Dec | 37.9 | 14.0 | 0.03 | T | T |
| 14 Dec | 30.9 | 10.9 | 0.00 | 0.00 | T |
| 15 Dec | 34.0 | 18.0 | T | T | T |
| 16 Dec | 35.1 | 19.0 | 0.00 | 0.00 | T |
| 17 Dec | 44.1 | 32.0 | 0.00 | 0.00 | T |
| 18 Dec | 46.9 | 32.0 | 0.00 | 0.00 | 0.0 |
| 19 Dec | 45.0 | 30.0 | 0.00 | 0.00 | 0.0 |
| 20 Dec | 57.0 | 41.0 | 0.00 | 0.00 | 0.0 |
| 21 Dec | 59.0 | 42.1 | 0.00 | 0.00 | 0.0 |
| 22 Dec | 54.0 | 19.9 | 0.00 | 0.00 | 0.0 |
| 23 Dec | 50.0 | 21.0 | 0.00 | 0.00 | 0.0 |
| 24 Dec | 30.9 | 26.1 | 0.01 | 0.00 | 0.0 |
| 25 Dec | 30.9 | 14.0 | 0.00 | 0.00 | 0.0 |
| 26 Dec | 34.0 | 16.0 | 0.00 | 0.00 | 0.0 |
Past weather Great Falls
| Dec 19 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 41.2 ºF | 35 ºF | |
| Average low temperature Av. low temp. | 23.4 ºF | 15 ºF | |
| Total precipitation Total precip. | 0.17 inch | 0.55 inch | |
| Total snowfall Total snowfall | 1.81 inch | 9 inch | |
| Highest max temperature Highest max temp. | 59.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 24.1 ºF | - | |
| Highest min temperature Highest min temp. | 42.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 0.0 ºF | - | |
Past weather December 2019 incomplete - Missing data
Geo Great Falls - Montana
| Country | United States | |
|---|---|---|
| State | Montana | |
| County | Cascade | |
| City | Great Falls | |
| Zip Code | 59401 | |
| Longitude | -111.3 dec. degr. | |
| Latitude | 47.51 dec. degr. | |
| Altitude - Elevation | 3343ft | |
| ICAO | - | |
| IATA | - |
Date and Time Great Falls - Montana
| Local Time | 12:37 AM | |
|---|---|---|
| Sunrise | 07:55 AM | |
| Sunset | 04:36 PM | |
| Day/Night | Night | |
| Timezone | Denver -7:00 | |
| Timezone DB | America - Denver |
Map of Great Falls - Montana
Great Falls weather averages
| Annual high temperature | 57ºF |
| Annual low temperature | 32ºF |
| Days per year with precip. | 93 days |
| Average annual precip. | 14.76 inch |
| Av. annual snowfall | 65 inch |
Station Data
Monthly averages Great Falls
Longitude: -111.295, Latitude: 47.5081
Average weather Great Falls, MT - 59401
Monthly: 1991-2020 normals
History: 2007-2019
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...