Climate Grand Portage - Minnesota
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 21 | 25 | 35 | 47 | 59 | 68 |
| Average low in ºF Av. low Lo | -1 | 2 | 13 | 26 | 36 | 45 |
| Av. precipitation in inch Av. precip. Pre. | 1.43 | 0.87 | 1.53 | 2.56 | 3.06 | 3.53 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 74 | 74 | 64 | 52 | 38 | 25 |
| Average low in ºF Av. low Lo | 51 | 51 | 43 | 33 | 21 | 7 |
| Av. precipitation in inch Av. precip. Pre. | 3.61 | 3.50 | 3.49 | 3.40 | 2.45 | 1.75 |
What is the average weather in Grand Portage, Minnesota?
Grand Portage experiences a humid continental climate, marked by very strong seasonal temperature changes. Winters are very cold, while summers bring mild conditions. The area receives moderate precipitation annually, with a distinct pattern of wetter summers and drier winters, though moisture is spread relatively evenly throughout the year.
Grand Portage Climate Graph - Minnesota Climate Chart
Daily normals Grand Portage - Minnesota - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 21.5 | 3.5 | 0.05 | 0.05 | 0.40 | 0.40 |
| 2 Jan | 21.3 | 3.2 | 0.11 | 0.11 | 0.80 | 0.80 |
| 3 Jan | 21.1 | 2.9 | 0.16 | 0.16 | 1.30 | 1.30 |
| 4 Jan | 20.9 | 2.6 | 0.21 | 0.21 | 1.70 | 1.70 |
| 5 Jan | 20.8 | 2.4 | 0.26 | 0.26 | 2.20 | 2.20 |
| 6 Jan | 20.7 | 2.1 | 0.31 | 0.31 | 2.60 | 2.60 |
| 7 Jan | 20.5 | 1.9 | 0.36 | 0.36 | 3.00 | 3.00 |
| 8 Jan | 20.4 | 1.7 | 0.41 | 0.41 | 3.40 | 3.40 |
| 9 Jan | 20.3 | 1.5 | 0.46 | 0.46 | 3.80 | 3.80 |
| 10 Jan | 20.2 | 1.3 | 0.50 | 0.50 | 4.30 | 4.30 |
| 11 Jan | 20.1 | 1.1 | 0.55 | 0.55 | 4.70 | 4.70 |
| 12 Jan | 20.0 | 0.9 | 0.60 | 0.60 | 5.10 | 5.10 |
| 13 Jan | 20.0 | 0.7 | 0.64 | 0.64 | 5.50 | 5.50 |
| 14 Jan | 19.9 | 0.5 | 0.68 | 0.68 | 5.90 | 5.90 |
| 15 Jan | 19.9 | 0.4 | 0.72 | 0.72 | 6.30 | 6.30 |
| 16 Jan | 19.9 | 0.3 | 0.76 | 0.76 | 6.70 | 6.70 |
| 17 Jan | 19.8 | 0.1 | 0.80 | 0.80 | 7.10 | 7.10 |
| 18 Jan | 19.8 | 0.0 | 0.84 | 0.84 | 7.50 | 7.50 |
| 19 Jan | 19.8 | -0.1 | 0.88 | 0.88 | 7.90 | 7.90 |
| 20 Jan | 19.8 | -0.2 | 0.93 | 0.93 | 8.30 | 8.30 |
| 21 Jan | 19.9 | -0.3 | 0.97 | 0.97 | 8.70 | 8.70 |
| 22 Jan | 19.9 | -0.3 | 1.01 | 1.01 | 9.00 | 9.00 |
| 23 Jan | 20.0 | -0.4 | 1.04 | 1.04 | 9.40 | 9.40 |
| 24 Jan | 20.0 | -0.5 | 1.08 | 1.08 | 9.80 | 9.80 |
| 25 Jan | 20.1 | -0.5 | 1.13 | 1.13 | 10.10 | 10.10 |
| 26 Jan | 20.2 | -0.5 | 1.16 | 1.16 | 10.50 | 10.50 |
| 27 Jan | 20.3 | -0.5 | 1.20 | 1.20 | 10.80 | 10.80 |
| 28 Jan | 20.4 | -0.5 | 1.24 | 1.24 | 11.20 | 11.20 |
| 29 Jan | 20.5 | -0.5 | 1.28 | 1.28 | 11.50 | 11.50 |
| 30 Jan | 20.6 | -0.5 | 1.31 | 1.31 | 11.90 | 11.90 |
| 31 Jan | 20.8 | -0.4 | 1.35 | 1.35 | 12.20 | 12.20 |
Weather history Grand Portage - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 79.0 | 57.9 | 0.00 | - | - |
| 02 Aug | 77.0 | 55.0 | 0.00 | - | - |
| 03 Aug | 73.0 | 50.0 | T | - | - |
| 04 Aug | - | - | - | - | - |
| 05 Aug | - | - | - | - | - |
| 06 Aug | - | - | - | - | - |
| 07 Aug | - | - | - | - | - |
| 08 Aug | - | - | - | - | - |
| 09 Aug | - | - | - | - | - |
| 10 Aug | - | - | - | - | - |
| 11 Aug | - | - | - | - | - |
| 12 Aug | - | - | - | - | - |
| 13 Aug | - | - | - | - | - |
| 14 Aug | - | - | - | - | - |
| 15 Aug | - | - | - | - | - |
| 16 Aug | - | - | - | - | - |
| 17 Aug | - | - | - | - | - |
| 18 Aug | - | - | - | - | - |
| 19 Aug | - | - | - | - | - |
| 20 Aug | - | - | - | - | - |
| 21 Aug | - | - | - | - | - |
| 22 Aug | - | - | - | - | - |
| 23 Aug | - | - | - | - | - |
| 24 Aug | - | - | - | - | - |
| 25 Aug | - | - | - | - | - |
| 26 Aug | - | - | - | - | - |
| 27 Aug | - | - | - | - | - |
| 28 Aug | - | - | - | - | - |
| 29 Aug | - | - | - | - | - |
| 30 Aug | - | - | - | - | - |
| 31 Aug | - | - | - | - | - |
Past weather Grand Portage
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 76.3 ºF | 21 ºF | |
| Average low temperature Av. low temp. | 54.3 ºF | -1 ºF | |
| Total precipitation Total precip. | 0.00 inch | 1.43 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 79.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 73.0 ºF | - | |
| Highest min temperature Highest min temp. | 57.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 50.0 ºF | - | |
Past weather August 2026 incomplete - Missing data
Geo Grand Portage - Minnesota
| Country | United States | |
|---|---|---|
| State | Minnesota | |
| County | Cook | |
| City | Grand Portage | |
| Zip Code | 55605 | |
| Longitude | -89.68 dec. degr. | |
| Latitude | 47.96 dec. degr. | |
| Altitude - Elevation | 597ft | |
| ICAO | - | |
| IATA | - |
Date and Time Grand Portage - Minnesota
| Local Time | 12:01 AM | |
|---|---|---|
| Sunrise | 05:51 AM | |
| Sunset | 08:15 PM | |
| Day/Night | Night | |
| Timezone | Central Daylight Time | |
| Timezone DB | America - Chicago |
Map of Grand Portage - Minnesota
USGS National Map — Open interactive map
Grand Portage weather averages
| Annual high temperature | 48ºF |
| Annual low temperature | 27ºF |
| Average annual precip. | 31.18 inch |
Station Data
Monthly averages Grand Portage
Longitude: -89.68, Latitude: 47.96
Average weather Grand Portage, MN - 55605
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, ...