Average daily temperatures in Billings, Montana, including the lower and upper bounds of the 95% confidence interval. Due to the possibility of missing data, the actual day counts used in the average and confidence interval calculations are provided. The table is also offered in degrees of Celsius.
January | February | March | April | May | June | July | August | September | October | November | December | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 19 26 32 | 21 28 35 | 25 31 38 | 39 43 47 | 42 46 50 | 57 60 63 | 68 72 75 | 71 74 76 | 63 67 71 | 51 57 62 | 31 38 45 | 27 33 38 |
2 | 20 25 31 | 20 28 36 | 24 30 36 | 35 39 44 | 45 48 52 | 57 60 63 | 68 71 74 | 72 74 77 | 62 67 71 | 50 55 60 | 33 39 45 | 25 31 37 |
3 | 18 25 33 | 23 29 35 | 28 33 37 | 35 39 44 | 48 51 55 | 57 61 64 | 67 71 74 | 70 73 76 | 62 67 72 | 48 52 56 | 36 41 45 | 26 31 35 |
4 | 17 25 32 | 28 32 36 | 26 32 37 | 36 41 45 | 48 51 54 | 56 61 65 | 68 71 75 | 69 72 75 | 64 69 73 | 46 51 56 | 38 42 47 | 23 28 34 |
5 | 20 27 35 | 30 34 37 | 24 31 37 | 39 43 48 | 48 52 55 | 59 63 67 | 68 71 74 | 72 73 75 | 65 68 71 | 43 50 56 | 35 41 46 | 23 28 33 |
6 | 20 27 33 | 28 32 36 | 21 28 35 | 39 44 49 | 48 52 55 | 58 62 66 | 68 71 74 | 72 75 77 | 61 65 69 | 43 49 54 | 36 42 47 | 22 27 32 |
7 | 23 29 34 | 24 30 35 | 19 27 35 | 38 43 48 | 47 51 55 | 55 59 63 | 71 73 76 | 73 76 79 | 58 62 66 | 48 52 57 | 35 42 49 | 22 28 34 |
8 | 25 31 37 | 22 29 35 | 22 30 38 | 39 44 49 | 46 50 54 | 54 59 64 | 70 73 75 | 70 73 77 | 59 63 67 | 47 52 56 | 35 40 46 | 19 26 33 |
9 | 24 29 35 | 21 28 35 | 25 33 40 | 36 42 48 | 46 51 55 | 54 58 62 | 71 73 76 | 67 71 75 | 60 63 67 | 45 50 55 | 34 39 44 | 20 27 33 |
10 | 21 29 37 | 22 26 31 | 28 35 42 | 37 42 47 | 45 49 53 | 56 60 63 | 71 74 76 | 68 72 76 | 61 65 68 | 43 48 53 | 30 36 42 | 22 28 33 |
11 | 16 25 34 | 22 27 32 | 30 37 44 | 39 43 48 | 46 49 52 | 56 60 63 | 71 73 76 | 70 73 76 | 59 62 65 | 42 48 54 | 30 36 42 | 21 28 34 |
12 | 15 24 33 | 21 27 32 | 34 39 45 | 41 45 50 | 46 52 57 | 58 60 63 | 71 74 77 | 67 71 75 | 60 63 66 | 40 45 50 | 31 37 43 | 24 29 34 |
13 | 17 26 35 | 25 32 38 | 35 40 45 | 45 49 53 | 48 54 59 | 60 63 65 | 73 76 79 | 66 71 75 | 58 61 64 | 43 47 51 | 34 39 44 | 23 30 36 |
14 | 19 26 33 | 22 28 34 | 33 39 45 | 43 48 53 | 51 56 60 | 61 63 66 | 72 76 79 | 68 71 75 | 57 60 63 | 46 50 54 | 33 38 43 | 21 29 38 |
15 | 20 26 33 | 22 27 32 | 34 39 45 | 38 43 48 | 54 57 60 | 61 63 65 | 73 76 79 | 66 70 73 | 60 63 67 | 46 49 53 | 31 37 42 | 21 28 36 |
16 | 21 26 32 | 26 32 37 | 38 42 46 | 39 43 47 | 54 58 62 | 60 63 66 | 72 76 80 | 66 70 73 | 60 64 68 | 44 48 51 | 33 40 46 | 21 28 35 |
17 | 22 27 32 | 26 33 39 | 36 41 45 | 43 47 51 | 54 59 63 | 61 66 70 | 70 74 77 | 66 70 74 | 55 60 66 | 45 49 54 | 33 39 45 | 25 31 37 |
18 | 24 29 34 | 27 33 39 | 34 39 43 | 43 47 51 | 54 59 63 | 61 64 67 | 72 75 79 | 66 69 72 | 54 59 65 | 45 50 54 | 35 40 46 | 21 27 33 |
19 | 22 28 35 | 28 33 39 | 35 40 45 | 41 45 49 | 53 58 62 | 61 64 67 | 74 77 80 | 67 70 73 | 53 57 61 | 45 48 52 | 29 35 41 | 19 25 31 |
20 | 23 29 35 | 27 32 37 | 34 39 44 | 41 45 50 | 55 58 61 | 61 64 67 | 72 75 78 | 70 72 74 | 52 56 60 | 44 48 52 | 27 35 42 | 18 25 32 |
21 | 23 28 34 | 27 32 37 | 35 41 46 | 41 46 51 | 56 59 62 | 63 66 69 | 72 75 78 | 71 73 75 | 50 54 58 | 43 48 53 | 26 34 42 | 16 23 30 |
22 | 20 25 31 | 29 34 39 | 36 41 46 | 43 48 54 | 52 56 60 | 65 68 71 | 72 75 77 | 71 74 77 | 50 54 59 | 41 45 49 | 25 33 41 | 15 21 28 |
23 | 21 26 30 | 27 32 36 | 34 39 44 | 45 49 54 | 51 55 60 | 62 66 69 | 73 76 79 | 70 74 77 | 51 56 61 | 42 47 51 | 23 31 38 | 13 20 28 |
24 | 20 26 33 | 24 31 38 | 31 37 43 | 43 48 52 | 51 55 59 | 64 67 70 | 73 76 79 | 69 72 75 | 51 56 62 | 41 46 50 | 27 34 41 | 16 23 31 |
25 | 18 25 33 | 22 30 38 | 31 37 44 | 45 49 53 | 51 55 59 | 65 68 72 | 73 75 77 | 68 71 74 | 55 59 63 | 39 44 49 | 29 34 40 | 19 26 34 |
26 | 18 25 33 | 20 27 33 | 37 42 47 | 45 49 53 | 52 57 61 | 65 68 72 | 71 74 77 | 69 72 75 | 57 61 66 | 39 43 47 | 27 32 37 | 20 27 33 |
27 | 17 24 32 | 21 27 33 | 36 40 44 | 46 50 55 | 53 57 61 | 64 67 71 | 72 74 77 | 70 73 76 | 54 58 62 | 40 45 49 | 26 31 35 | 22 28 34 |
28 | 18 25 32 | 23 30 36 | 35 39 44 | 45 50 55 | 55 58 62 | 65 68 72 | 72 75 78 | 68 71 74 | 54 58 63 | 41 45 48 | 27 32 37 | 25 30 35 |
29 | 17 24 32 | 9 27 45 | 35 40 44 | 43 48 53 | 54 58 62 | 69 72 76 | 73 77 80 | 67 71 74 | 58 60 63 | 41 45 50 | 25 31 38 | 21 28 34 |
30 | 20 27 34 | 35 40 44 | 43 47 51 | 53 57 61 | 68 72 75 | 72 75 79 | 67 70 73 | 55 58 62 | 34 40 46 | 27 33 39 | 21 26 32 | |
31 | 22 29 36 | 37 42 48 | 55 59 62 | 72 76 79 | 65 68 72 | 32 40 48 | 20 26 33 |