Climate Boulder - Montana
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 35 | 39 | 47 | 55 | 64 | 73 |
| Average low in ºF Av. low Lo | 12 | 15 | 21 | 27 | 35 | 43 |
| Av. precipitation in inch Av. precip. Pre. | 0.31 | 0.26 | 0.47 | 0.75 | 1.99 | 2.16 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 82 | 82 | 71 | 58 | 42 | 33 |
| Average low in ºF Av. low Lo | 48 | 46 | 37 | 28 | 19 | 10 |
| Av. precipitation in inch Av. precip. Pre. | 1.65 | 1.33 | 0.99 | 0.64 | 0.49 | 0.33 |
Boulder experiences a cold semi-arid climate, marked by very large seasonal temperature contrasts due to its inland location. Summers are warm, while winters are cold. The area is dry overall, with precipitation generally low, though summers are wetter, occasionally bringing brief showers. Winters are the driest season.
Boulder Climate Graph - Montana Climate Chart
Daily normals Boulder - Montana - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 33.9 | 10.5 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2 Jan | 34.0 | 10.6 | 0.04 | 0.04 | 0.00 | 0.00 |
| 3 Jan | 34.2 | 10.7 | 0.04 | 0.04 | 0.00 | 0.00 |
| 4 Jan | 34.3 | 10.9 | 0.04 | 0.04 | 0.00 | 0.00 |
| 5 Jan | 34.4 | 11.0 | 0.04 | 0.04 | 0.00 | 0.00 |
| 6 Jan | 34.5 | 11.2 | 0.08 | 0.08 | 0.00 | 0.00 |
| 7 Jan | 34.6 | 11.3 | 0.08 | 0.08 | 0.00 | 0.00 |
| 8 Jan | 34.7 | 11.5 | 0.08 | 0.08 | 0.00 | 0.00 |
| 9 Jan | 34.8 | 11.6 | 0.08 | 0.08 | 0.00 | 0.00 |
| 10 Jan | 34.9 | 11.8 | 0.12 | 0.12 | 0.00 | 0.00 |
| 11 Jan | 35.0 | 11.9 | 0.12 | 0.12 | 0.00 | 0.00 |
| 12 Jan | 35.1 | 12.0 | 0.12 | 0.12 | 0.00 | 0.00 |
| 13 Jan | 35.2 | 12.1 | 0.16 | 0.16 | 0.00 | 0.00 |
| 14 Jan | 35.3 | 12.3 | 0.16 | 0.16 | 0.00 | 0.00 |
| 15 Jan | 35.3 | 12.4 | 0.16 | 0.16 | 0.00 | 0.00 |
| 16 Jan | 35.4 | 12.5 | 0.16 | 0.16 | 0.00 | 0.00 |
| 17 Jan | 35.5 | 12.5 | 0.20 | 0.20 | 0.00 | 0.00 |
| 18 Jan | 35.6 | 12.6 | 0.20 | 0.20 | 0.00 | 0.00 |
| 19 Jan | 35.6 | 12.7 | 0.20 | 0.20 | 0.00 | 0.00 |
| 20 Jan | 35.7 | 12.8 | 0.20 | 0.20 | 0.00 | 0.00 |
| 21 Jan | 35.7 | 12.8 | 0.24 | 0.24 | 0.00 | 0.00 |
| 22 Jan | 35.8 | 12.9 | 0.24 | 0.24 | 0.00 | 0.00 |
| 23 Jan | 35.8 | 12.9 | 0.24 | 0.24 | 0.00 | 0.00 |
| 24 Jan | 35.9 | 13.0 | 0.24 | 0.24 | 0.00 | 0.00 |
| 25 Jan | 36.0 | 13.0 | 0.28 | 0.28 | 0.00 | 0.00 |
| 26 Jan | 36.0 | 13.0 | 0.28 | 0.28 | 0.00 | 0.00 |
| 27 Jan | 36.1 | 13.1 | 0.28 | 0.28 | 0.00 | 0.00 |
| 28 Jan | 36.1 | 13.1 | 0.28 | 0.28 | 0.00 | 0.00 |
| 29 Jan | 36.2 | 13.1 | 0.28 | 0.28 | 0.00 | 0.00 |
| 30 Jan | 36.3 | 13.2 | 0.31 | 0.31 | 0.00 | 0.00 |
| 31 Jan | 36.4 | 13.2 | 0.31 | 0.31 | 0.00 | 0.00 |
Weather history Boulder - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 59.0 | 39.0 | 0.01 | 0.00 | 0.0 |
| 02 Jun | - | - | - | - | - |
| 03 Jun | 72.0 | 36.0 | T | 0.00 | 0.0 |
| 04 Jun | - | - | - | - | - |
| 05 Jun | - | - | - | - | - |
| 06 Jun | - | - | - | - | - |
| 07 Jun | 82.9 | 41.0 | - | - | 0.0 |
| 08 Jun | 66.0 | 26.1 | 0.02 | 0.00 | 0.0 |
| 09 Jun | 71.1 | 51.1 | 0.00 | 0.00 | 0.0 |
| 10 Jun | - | - | - | - | - |
| 11 Jun | - | - | - | - | - |
| 12 Jun | - | - | - | - | - |
| 13 Jun | - | - | - | - | - |
| 14 Jun | - | - | - | - | - |
| 15 Jun | - | - | - | - | - |
| 16 Jun | - | - | - | - | - |
| 17 Jun | - | - | - | - | - |
| 18 Jun | - | - | - | - | - |
| 19 Jun | - | - | - | - | - |
| 20 Jun | - | - | - | - | - |
| 21 Jun | - | - | - | - | - |
| 22 Jun | - | - | - | - | - |
| 23 Jun | - | - | - | - | - |
| 24 Jun | - | - | - | - | - |
| 25 Jun | - | - | - | - | - |
| 26 Jun | - | - | - | - | - |
| 27 Jun | - | - | - | - | - |
| 28 Jun | - | - | - | - | - |
| 29 Jun | - | - | - | - | - |
| 30 Jun | - | - | - | - | - |
Past weather Boulder
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 70.2 ºF | 35 ºF | |
| Average low temperature Av. low temp. | 38.6 ºF | 12 ºF | |
| Total precipitation Total precip. | 0.03 inch | 0.31 inch | |
| Total snowfall Total snowfall | 0.00 inch | 0 inch | |
| Highest max temperature Highest max temp. | 82.9 ºF | - | |
| Lowest max temperature Lowest max temp. | 59.0 ºF | - | |
| Highest min temperature Highest min temp. | 51.1 ºF | - | |
| Lowest min temperature Lowest min temp. | 26.1 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Boulder - Montana
| Country | United States | |
|---|---|---|
| State | Montana | |
| County | Jefferson | |
| City | Boulder | |
| Zip Code | 59632 | |
| Longitude | -112.11 dec. degr. | |
| Latitude | 46.21 dec. degr. | |
| Altitude - Elevation | 4921ft | |
| ICAO | - | |
| IATA | - |
Date and Time Boulder - Montana
| Local Time | 10:38 PM | |
|---|---|---|
| Sunrise | 05:34 AM | |
| Sunset | 09:24 PM | |
| Day/Night | Night | |
| Timezone | Denver -7:00 | |
| Timezone DB | America - Denver |
Map of Boulder - Montana
USGS National Map — Open interactive map
Boulder weather averages
| Annual high temperature | 57ºF |
| Annual low temperature | 28ºF |
| Average annual precip. | 11.37 inch |
Station Data
Monthly averages Boulder
Longitude: -112.106, Latitude: 46.2116
Average weather Boulder, MT - 59632
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...