Average daily temperatures in Helsinki, Finland, 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 | -12 23 37 | -3 20 33 | 7 26 36 | 21 34 44 | 35 45 60 | 46 58 71 | 52 63 77 | 59 64 76 | 44 56 64 | 37 47 57 | 22 39 48 | 15 32 43 |
2 | -14 21 36 | -4 21 36 | 11 26 38 | 20 34 45 | 34 46 62 | 48 57 71 | 56 64 77 | 56 64 73 | 42 56 64 | 37 48 56 | 23 37 51 | 10 31 43 |
3 | -10 21 36 | -9 21 40 | 8 24 38 | 21 34 44 | 38 48 62 | 48 57 73 | 54 64 71 | 57 65 74 | 46 59 67 | 38 49 59 | 23 38 48 | 9 30 45 |
4 | -12 24 37 | -9 21 35 | 8 24 35 | 25 34 44 | 39 48 58 | 46 57 70 | 56 65 74 | 57 65 72 | 47 57 66 | 35 49 56 | 16 37 46 | 12 29 45 |
5 | -10 24 38 | -6 20 37 | 9 25 36 | 29 35 43 | 39 47 62 | 44 58 72 | 51 64 74 | 56 63 70 | 47 57 65 | 36 49 55 | 14 37 49 | 9 29 44 |
6 | -11 24 34 | -6 19 37 | 14 25 34 | 26 35 43 | 39 48 66 | 44 58 70 | 54 65 73 | 54 63 71 | 49 57 63 | 34 47 54 | 30 38 48 | 14 31 47 |
7 | -1 24 38 | -12 22 36 | 12 25 37 | 26 35 45 | 41 49 65 | 47 58 71 | 56 65 75 | 56 64 76 | 48 56 65 | 34 47 53 | 24 37 48 | 5 30 44 |
8 | 0 25 40 | -10 22 36 | 11 25 36 | 28 36 45 | 36 50 64 | 50 60 71 | 58 65 76 | 55 64 78 | 47 56 63 | 35 47 55 | 23 35 47 | 13 31 44 |
9 | -4 27 42 | -2 20 37 | 7 26 39 | 28 36 43 | 37 52 63 | 50 60 72 | 58 64 75 | 55 64 71 | 47 55 65 | 33 46 55 | 18 35 47 | 18 31 45 |
10 | -11 25 41 | -7 19 37 | 7 27 42 | 30 37 46 | 39 51 62 | 50 61 75 | 57 64 74 | 52 63 72 | 48 54 61 | 35 45 53 | 20 35 47 | 18 32 45 |
11 | 7 27 40 | -4 22 36 | 10 27 40 | 30 37 43 | 35 49 60 | 50 61 72 | 57 66 77 | 53 62 72 | 46 54 62 | 31 44 54 | 15 36 47 | 16 32 44 |
12 | 8 28 40 | 6 23 34 | 15 28 40 | 29 38 49 | 36 49 62 | 50 60 71 | 59 66 78 | 55 62 72 | 45 55 62 | 36 43 51 | 13 36 48 | 9 31 43 |
13 | 12 28 39 | -2 24 35 | 12 28 40 | 29 38 49 | 40 51 63 | 49 60 71 | 57 65 80 | 56 63 75 | 46 54 62 | 34 43 53 | 18 35 49 | 12 30 42 |
14 | 12 28 37 | -4 23 34 | 8 27 38 | 32 39 49 | 36 51 68 | 51 59 73 | 56 65 80 | 52 62 71 | 43 53 61 | 33 41 50 | 16 34 45 | 8 28 43 |
15 | 4 27 37 | -6 21 38 | 11 26 38 | 32 40 50 | 38 50 68 | 51 59 72 | 57 64 76 | 53 62 72 | 43 51 59 | 33 41 48 | 18 36 44 | 3 27 43 |
16 | 11 28 37 | -3 22 36 | 13 27 40 | 34 40 52 | 37 49 68 | 50 58 69 | 57 64 75 | 53 62 69 | 43 50 57 | 32 43 52 | 21 34 43 | 5 27 38 |
17 | 12 29 37 | -7 22 37 | 13 28 38 | 37 41 49 | 41 50 67 | 48 58 68 | 55 65 73 | 56 62 70 | 41 51 61 | 30 43 53 | 19 33 44 | 7 27 37 |
18 | -4 27 37 | -10 21 34 | 13 29 37 | 33 41 51 | 42 51 67 | 51 58 69 | 53 65 72 | 56 62 71 | 44 51 61 | 28 43 51 | 15 34 43 | -2 24 40 |
19 | -6 25 37 | -7 21 42 | 17 29 43 | 33 41 51 | 41 51 67 | 52 58 70 | 52 64 70 | 54 62 69 | 44 51 61 | 21 41 54 | 14 31 44 | 9 25 39 |
20 | -4 22 39 | -8 21 35 | 18 28 38 | 31 42 56 | 41 51 65 | 53 59 72 | 55 64 71 | 54 62 70 | 39 50 59 | 21 39 47 | 9 29 44 | 9 24 39 |
21 | -5 21 39 | -6 21 38 | 18 28 39 | 30 43 58 | 42 53 67 | 54 60 72 | 57 65 77 | 55 62 68 | 40 51 59 | 23 38 52 | 19 31 45 | 4 20 36 |
22 | -9 21 34 | 2 21 39 | 14 29 42 | 32 44 52 | 45 54 64 | 51 61 70 | 59 65 78 | 54 62 67 | 41 52 62 | 20 39 50 | 19 31 43 | -1 19 36 |
23 | -5 22 34 | -5 21 36 | 19 29 40 | 35 44 52 | 42 53 63 | 50 61 72 | 60 66 75 | 53 60 66 | 39 50 60 | 22 39 53 | 24 34 45 | -7 20 38 |
24 | -2 21 34 | -6 20 37 | 20 30 41 | 36 45 60 | 41 51 65 | 54 61 68 | 59 65 70 | 54 60 67 | 42 50 59 | 26 40 56 | 17 34 44 | -4 22 38 |
25 | 4 22 35 | 0 23 38 | 20 30 42 | 31 45 57 | 41 52 61 | 52 61 72 | 60 66 71 | 54 61 69 | 41 49 58 | 27 41 49 | 16 33 45 | -7 21 39 |
26 | -5 22 34 | 4 25 35 | 19 30 45 | 33 46 55 | 43 54 66 | 54 62 77 | 56 66 78 | 53 60 69 | 41 50 57 | 25 40 49 | 8 32 46 | 3 24 42 |
27 | -4 20 33 | 8 26 37 | 19 32 44 | 37 47 56 | 47 54 62 | 56 60 70 | 58 65 74 | 51 60 71 | 42 50 59 | 25 40 52 | 11 32 44 | 1 25 42 |
28 | -11 19 32 | 7 25 37 | 25 33 44 | 37 46 57 | 48 55 67 | 53 61 71 | 54 65 80 | 50 59 72 | 42 50 58 | 29 39 49 | 4 30 42 | 2 24 40 |
29 | -4 21 37 | 19 29 37 | 25 34 45 | 34 46 59 | 45 55 70 | 52 62 70 | 59 66 78 | 49 58 69 | 40 49 57 | 29 39 49 | 4 31 44 | 8 25 42 |
30 | -1 21 35 | 26 35 45 | 34 45 60 | 46 55 71 | 52 62 71 | 58 65 77 | 47 58 68 | 39 48 62 | 30 39 48 | 6 31 43 | -5 24 40 | |
31 | -2 19 34 | 25 34 42 | 47 57 72 | 57 64 77 | 47 57 67 | 27 39 50 | -12 22 39 |