Climatological Data for GRAND MARAIS, MN, September 1926 | NOAA

Climatological data from the Grand Marais, Minnesota weather station from August 1926. Weather data provided by NOAA Regional Climate Centers. Accessed January 1, 2026.

Climatological Data for GRAND MARAIS, MN - September 1926

| Date | Max Temp|Min Temp| Avg | Depart | HDD |CDD|Precip|
| ---------- | ------- | ------ |
| 1926-09-01 | 60 | 52 | 56.0 | \-3.0 | 9 | 0 | 1.50 |
| 1926-09-02 | 56 | 48 | 52.0 | \-6.8 | 13 | 0 | 0.30 |
| 1926-09-03 | 56 | 49 | 52.5 | \-6.0 | 12 | 0 | 0.30 |
| 1926-09-04 | 54 | 47 | 50.5 | \-7.7 | 14 | 0 | M |
| 1926-09-05 | 56 | 47 | 51.5 | \-6.5 | 13 | 0 | 0.10 |
| 1926-09-06 | 66 | 51 | 58.5 | 0.8 | 6 | 0 | 0.50 |
| 1926-09-07 | 60 | 46 | 53.0 | \-4.4 | 12 | 0 | 0.00 |
| 1926-09-08 | 65 | 54 | 59.5 | 2.4 | 5 | 0 | 1.10 |
| 1926-09-09 | 67 | 41 | 54.0 | \-2.8 | 11 | 0 | 0.00 |
| 1926-09-10 | 60 | 44 | 52.0 | \-4.5 | 13 | 0 | 0.00 |
| 1926-09-11 | 60 | 46 | 53.0 | \-3.2 | 12 | 0 | 0.20 |
| 1926-09-12 | 63 | 41 | 52.0 | \-3.9 | 13 | 0 | 0.00 |
| 1926-09-13 | 65 | 36 | 50.5 | \-5.1 | 14 | 0 | 0.00 |
| 1926-09-14 | 56 | 46 | 51.0 | \-4.3 | 14 | 0 | 0.19 |
| 1926-09-15 | 60 | 46 | 53.0 | \-1.9 | 12 | 0 | 0.00 |
| 1926-09-16 | 62 | 44 | 53.0 | \-1.6 | 12 | 0 | 0.00 |
| 1926-09-17 | 61 | 52 | 56.5 | 2.2 | 8 | 0 | 0.20 |
| 1926-09-18 | 63 | 52 | 57.5 | 3.6 | 7 | 0 | 0.55 |
| 1926-09-19 | 66 | 50 | 58.0 | 4.4 | 7 | 0 | 0.00 |
| 1926-09-20 | 65 | 40 | 52.5 | \-0.7 | 12 | 0 | 0.00 |
| 1926-09-21 | 57 | 48 | 52.5 | \-0.4 | 12 | 0 | 0.10 |
| 1926-09-22 | 63 | 42 | 52.5 | 0.0 | 12 | 0 | 0.41 |
| 1926-09-23 | 48 | 39 | 43.5 | \-8.7 | 21 | 0 | 0.35 |
| 1926-09-24 | 52 | 36 | 44.0 | \-7.8 | 21 | 0 | 0.60 |
| 1926-09-25 | 44 | 31 | 37.5 | \-13.9 | 27 | 0 | 0.00 |
| 1926-09-26 | 49 | 30 | 39.5 | \-11.6 | 25 | 0 | 0.00 |
| 1926-09-27 | 55 | 30 | 42.5 | \-8.2 | 22 | 0 | 0.00 |
| 1926-09-28 | 53 | 32 | 42.5 | \-7.8 | 22 | 0 | 0.00 |
| 1926-09-29 | 54 | 36 | 45.0 | \-4.9 | 20 | 0 | 0.00 |
| 1926-09-30 | 50 | 38 | 44.0 | \-5.5 | 21 | 0 | 0.00 |