Average daily temperatures in Great Falls, Montana, including the 9 year minima and maxima. Due to the possible presence of missing data c.f. the actual day counts involved in the calculations. Keep in mind that the "raw" daily data represent average day temperatures already. The minima and maxima regard thus the coolest and warmest days experienced over the past 9 years rather than the coldest and hotest temperatures reached during that period.
January | February | March | April | May | June | July | August | September | October | November | December | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | -21 -4 10 | -22 -3 9 | -16 -2 8 | -5 4 10 | -3 7 18 | 5 14 18 | 9 19 24 | 13 21 29 | 6 17 25 | 2 11 19 | -10 2 13 | -16 -0 8 |
2 | -22 -4 7 | -30 -2 7 | -16 -1 11 | -15 2 10 | -2 8 18 | 6 14 21 | 12 19 26 | 15 21 27 | 8 17 25 | -2 11 22 | -11 3 14 | -17 -1 8 |
3 | -26 -5 8 | -21 -2 9 | -9 -1 10 | -12 2 11 | 2 8 20 | 8 13 19 | 13 19 28 | 12 20 28 | 9 18 24 | 2 9 18 | -7 4 10 | -19 -1 8 |
4 | -25 -4 10 | -11 -0 9 | -15 -2 10 | -5 4 14 | 4 9 15 | 7 14 24 | 12 19 26 | 12 20 25 | 10 18 25 | 1 9 21 | -13 5 14 | -19 -3 10 |
5 | -26 -4 11 | -11 0 9 | -18 -3 11 | -7 4 12 | -0 9 14 | 11 16 20 | 12 19 28 | 14 21 27 | 11 17 24 | -4 8 17 | -16 4 15 | -17 -2 11 |
6 | -18 -3 7 | -11 -1 7 | -20 -4 10 | -9 5 17 | -1 9 16 | 6 14 19 | 12 19 30 | 14 22 28 | 9 16 23 | -2 9 16 | -11 5 16 | -18 -3 9 |
7 | -18 -1 10 | -12 -1 7 | -20 -4 8 | -7 5 17 | 0 9 14 | 4 13 20 | 15 20 27 | 15 22 27 | 10 16 26 | 3 11 16 | -10 5 17 | -24 -3 8 |
8 | -19 -1 11 | -18 -2 10 | -23 -3 12 | -8 5 14 | -1 9 17 | 5 12 19 | 13 20 26 | 12 20 27 | 10 15 24 | 0 10 15 | -6 4 13 | -28 -5 7 |
9 | -23 -2 7 | -19 -3 11 | -21 -0 12 | -7 4 16 | -1 9 18 | 6 12 19 | 15 20 27 | 9 20 25 | 9 16 22 | -6 9 19 | -9 2 13 | -19 -3 8 |
10 | -24 -3 9 | -18 -5 3 | -19 0 13 | -7 4 10 | 0 8 14 | 6 13 24 | 16 21 28 | 12 21 27 | 10 15 21 | -11 8 16 | -14 1 12 | -19 -2 7 |
11 | -27 -5 8 | -19 -4 7 | -18 2 12 | -10 5 14 | 3 9 15 | 3 13 24 | 15 20 26 | 15 20 26 | 9 15 20 | -8 7 18 | -16 1 11 | -24 -2 11 |
12 | -29 -5 10 | -20 -3 7 | -9 3 15 | -5 6 12 | -0 10 19 | 6 14 17 | 15 21 29 | 13 19 26 | 8 15 20 | -6 6 13 | -9 2 17 | -21 -1 7 |
13 | -25 -3 10 | -23 -1 8 | -15 3 12 | 1 7 13 | 1 11 22 | 10 15 19 | 14 21 28 | 9 19 24 | 8 14 19 | -2 8 14 | -6 3 11 | -23 -1 9 |
14 | -31 -4 10 | -20 -4 7 | -18 3 13 | -9 6 18 | 6 12 18 | 11 16 19 | 15 21 30 | 13 20 26 | 10 14 20 | 2 9 15 | -10 2 14 | -27 -2 8 |
15 | -25 -3 7 | -12 -3 8 | -15 3 11 | -5 4 12 | 6 12 19 | 11 15 19 | 12 22 38 | 11 19 25 | 8 16 24 | 2 9 18 | -9 3 13 | -28 -3 9 |
16 | -17 -3 8 | -16 -1 8 | -9 4 10 | -4 5 11 | 6 13 21 | 10 15 21 | 8 21 27 | 12 19 26 | 4 15 22 | 0 8 16 | -15 4 13 | -22 -2 8 |
17 | -21 -3 4 | -26 -2 9 | -15 2 12 | -4 7 13 | 5 14 21 | 8 16 22 | 13 22 33 | 11 19 24 | 2 13 26 | -2 9 18 | -14 3 12 | -14 -0 9 |
18 | -23 -2 8 | -20 -1 8 | -14 2 9 | -1 6 13 | 2 13 23 | 9 16 23 | 16 23 28 | 11 19 27 | 4 13 21 | -0 8 18 | -13 3 14 | -18 -4 7 |
19 | -24 -1 11 | -20 -1 11 | -14 2 14 | -1 6 16 | 4 12 22 | 9 15 24 | 16 23 30 | 9 19 26 | 3 12 25 | 1 8 17 | -18 -0 13 | -23 -4 9 |
20 | -19 -2 12 | -18 -1 11 | -17 2 15 | -10 7 14 | 5 13 21 | 11 15 21 | 16 21 26 | 16 19 23 | 4 11 19 | -1 8 16 | -21 1 13 | -27 -4 8 |
21 | -24 -3 7 | -13 -1 13 | -20 3 10 | -11 7 17 | 8 12 18 | 12 16 23 | 16 21 26 | 16 20 24 | 1 10 17 | -3 8 22 | -23 0 10 | -23 -5 7 |
22 | -18 -4 3 | -16 0 12 | -16 2 11 | -5 8 16 | 3 11 20 | 11 17 24 | 16 22 28 | 14 21 27 | -3 12 19 | -2 7 14 | -20 -1 10 | -24 -7 8 |
23 | -17 -3 12 | -19 -2 6 | -12 1 10 | -4 7 19 | 2 11 19 | 7 16 24 | 17 22 29 | 12 20 26 | -1 12 23 | -5 7 16 | -23 -1 11 | -27 -7 7 |
24 | -22 -4 11 | -20 -3 12 | -17 1 13 | -4 7 20 | 4 11 22 | 11 17 22 | 18 22 28 | 12 19 25 | 4 13 24 | -5 6 16 | -22 1 11 | -26 -4 7 |
25 | -26 -4 8 | -26 -3 12 | -17 1 15 | 2 8 17 | 6 12 22 | 11 17 24 | 15 21 26 | 13 19 27 | 6 14 21 | -5 5 12 | -15 1 9 | -23 -2 10 |
26 | -26 -5 7 | -21 -5 7 | -8 3 14 | 2 8 17 | 1 12 19 | 11 17 23 | 15 21 27 | 11 20 24 | 5 14 22 | -2 5 15 | -18 -1 11 | -27 -4 7 |
27 | -25 -6 7 | -20 -4 9 | -9 3 10 | 0 9 17 | 1 12 19 | 10 17 26 | 17 22 27 | 12 20 24 | 3 12 20 | -1 6 16 | -19 -1 10 | -22 -3 6 |
28 | -27 -6 6 | -22 -3 9 | -13 3 10 | -3 8 17 | 4 12 19 | 9 18 26 | 17 22 28 | 14 19 24 | 3 13 22 | -0 7 13 | -23 -1 8 | -25 -2 8 |
29 | -30 -5 8 | -16 -2 3 | -11 2 12 | -2 6 16 | 5 13 23 | 13 19 25 | 14 23 28 | 10 19 26 | 8 14 21 | -9 5 14 | -23 -1 8 | -28 -4 8 |
30 | -28 -3 7 | -8 4 18 | -2 6 14 | 6 13 21 | 9 19 26 | 13 22 28 | 9 19 27 | 6 13 21 | -13 3 13 | -18 0 11 | -18 -4 6 | |
31 | -24 -2 8 | -6 5 16 | 5 13 20 | 13 22 27 | 11 17 24 | -16 3 13 | -21 -3 8 |