Climate Boise - Idaho
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 38 | 45 | 55 | 62 | 72 | 81 |
| Average low in ºF Av. low Lo | 25 | 28 | 34 | 39 | 47 | 54 |
| Av. precipitation in inch Av. precip. Pre. | 1.24 | 0.99 | 1.39 | 1.23 | 1.39 | 0.69 |
| Av. snowfall in inch Snowfall Sn | 5 | 3 | 1 | 0 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 91 | 90 | 79 | 65 | 48 | 38 |
| Average low in ºF Av. low Lo | 60 | 60 | 51 | 41 | 32 | 24 |
| Av. precipitation in inch Av. precip. Pre. | 0.33 | 0.24 | 0.58 | 0.75 | 1.35 | 1.55 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 0 | 3 | 7 |
Boise experiences a cold semi-arid climate, marked by very large seasonal temperature contrasts. Summers are hot and dry, while winters are cold and bring regular snowfall. Precipitation is generally low throughout the year, with a strong seasonal pattern that makes spring the wettest season and summer the driest.
Boise Climate Graph - Idaho Climate Chart
Daily normals Boise - Idaho - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 36.3 | 23.2 | 0.04 | 0.04 | 0.20 | 0.50 |
| 2 Jan | 36.4 | 23.2 | 0.08 | 0.08 | 0.39 | 1.00 |
| 3 Jan | 36.4 | 23.3 | 0.16 | 0.16 | 0.71 | 1.80 |
| 4 Jan | 36.5 | 23.4 | 0.20 | 0.20 | 0.91 | 2.30 |
| 5 Jan | 36.5 | 23.5 | 0.24 | 0.24 | 1.10 | 2.80 |
| 6 Jan | 36.6 | 23.6 | 0.28 | 0.28 | 1.30 | 3.30 |
| 7 Jan | 36.7 | 23.7 | 0.31 | 0.31 | 1.50 | 3.80 |
| 8 Jan | 36.7 | 23.8 | 0.35 | 0.35 | 1.61 | 4.10 |
| 9 Jan | 36.8 | 23.9 | 0.39 | 0.39 | 1.81 | 4.60 |
| 10 Jan | 36.9 | 24.0 | 0.47 | 0.47 | 2.01 | 5.10 |
| 11 Jan | 37.0 | 24.2 | 0.51 | 0.51 | 2.20 | 5.60 |
| 12 Jan | 37.1 | 24.3 | 0.55 | 0.55 | 2.28 | 5.80 |
| 13 Jan | 37.2 | 24.4 | 0.59 | 0.59 | 2.52 | 6.40 |
| 14 Jan | 37.3 | 24.5 | 0.63 | 0.63 | 2.72 | 6.90 |
| 15 Jan | 37.4 | 24.6 | 0.67 | 0.67 | 2.80 | 7.10 |
| 16 Jan | 37.6 | 24.7 | 0.71 | 0.71 | 2.99 | 7.60 |
| 17 Jan | 37.7 | 24.8 | 0.75 | 0.75 | 3.11 | 7.90 |
| 18 Jan | 37.8 | 24.9 | 0.79 | 0.79 | 3.31 | 8.40 |
| 19 Jan | 38.0 | 25.0 | 0.83 | 0.83 | 3.39 | 8.60 |
| 20 Jan | 38.1 | 25.2 | 0.87 | 0.87 | 3.58 | 9.10 |
| 21 Jan | 38.3 | 25.3 | 0.91 | 0.91 | 3.70 | 9.40 |
| 22 Jan | 38.4 | 25.4 | 0.94 | 0.94 | 3.90 | 9.90 |
| 23 Jan | 38.6 | 25.5 | 0.98 | 0.98 | 4.02 | 10.20 |
| 24 Jan | 38.8 | 25.6 | 0.98 | 0.98 | 4.21 | 10.70 |
| 25 Jan | 38.9 | 25.7 | 1.02 | 1.02 | 4.29 | 10.90 |
| 26 Jan | 39.1 | 25.8 | 1.06 | 1.06 | 4.41 | 11.20 |
| 27 Jan | 39.3 | 25.9 | 1.10 | 1.10 | 4.61 | 11.70 |
| 28 Jan | 39.5 | 26.0 | 1.14 | 1.14 | 4.69 | 11.90 |
| 29 Jan | 39.7 | 26.1 | 1.18 | 1.18 | 4.80 | 12.20 |
| 30 Jan | 40.0 | 26.2 | 1.18 | 1.18 | 5.00 | 12.70 |
| 31 Jan | 40.2 | 26.3 | 1.22 | 1.22 | 5.12 | 13.00 |
Weather history Boise - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 80.1 | 46.0 | 0.00 | 0.00 | 0.0 |
| 02 Jun | 84.0 | 50.0 | 0.00 | 0.00 | 0.0 |
| 03 Jun | 89.1 | 59.0 | 0.00 | 0.00 | 0.0 |
| 04 Jun | 80.1 | 55.9 | 0.00 | 0.00 | - |
| 05 Jun | 89.1 | 53.1 | 0.00 | 0.00 | 0.0 |
| 06 Jun | 75.9 | 54.0 | 0.00 | 0.00 | 0.0 |
| 07 Jun | 66.0 | 48.0 | 0.00 | 0.00 | 0.0 |
| 08 Jun | 82.9 | 50.0 | 0.02 | 0.00 | 0.0 |
| 09 Jun | 75.0 | 55.0 | 0.03 | 0.00 | - |
| 10 Jun | - | - | - | - | - |
| 11 Jun | - | - | - | - | - |
| 12 Jun | 86.0 | 51.1 | 0.00 | 0.00 | 0.0 |
| 13 Jun | 84.0 | 51.1 | 0.00 | 0.00 | 0.0 |
| 14 Jun | 84.9 | 53.1 | 0.00 | 0.00 | 0.0 |
| 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 Boise
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 81.4 ºF | 38 ºF | |
| Average low temperature Av. low temp. | 52.2 ºF | 25 ºF | |
| Total precipitation Total precip. | 0.05 inch | 1.24 inch | |
| Total snowfall Total snowfall | 0.00 inch | 5 inch | |
| Highest max temperature Highest max temp. | 89.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 66.0 ºF | - | |
| Highest min temperature Highest min temp. | 59.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 46.0 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Boise - Idaho
| Country | United States | |
|---|---|---|
| State | Idaho | |
| County | Ada | |
| City | Boise | |
| Zip Code | 83702 | |
| Longitude | -116.22 dec. degr. | |
| Latitude | 43.62 dec. degr. | |
| Altitude - Elevation | 2680ft | |
| ICAO | - | |
| IATA | - |
Date and Time Boise - Idaho
| Local Time | 05:26 AM | |
|---|---|---|
| Sunrise | 06:01 AM | |
| Sunset | 09:30 PM | |
| Day/Night | Night | |
| Timezone | Mountain Daylight Time | |
| Timezone DB | America - Denver |
Map of Boise - Idaho
USGS National Map — Open interactive map
Boise weather averages
| Annual high temperature | 64ºF |
| Annual low temperature | 41ºF |
| Average annual precip. | 11.73 inch |
| Av. annual snowfall | 19 inch |
Station Data
Monthly averages Boise
Longitude: -116.215, Latitude: 43.6187
Average weather Boise, ID - 83702
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, ...