Average daily temperatures in Charleston, Washington, 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 | -7 4 13 | -8 3 15 | -3 5 15 | 3 11 20 | 10 17 24 | 14 21 26 | 19 23 28 | 20 24 27 | 18 22 25 | 8 15 21 | 5 11 17 | -3 6 16 |
2 | -8 3 14 | -9 3 10 | -6 5 15 | 3 12 21 | 8 17 23 | 14 21 24 | 19 23 28 | 20 24 28 | 16 22 27 | 7 15 22 | 3 11 20 | -1 4 11 |
3 | -9 3 17 | -13 2 11 | -8 3 16 | 4 13 24 | 7 16 23 | 15 19 24 | 19 23 26 | 21 24 29 | 17 22 28 | 6 16 23 | 1 9 18 | -3 4 15 |
4 | -8 3 18 | -16 1 10 | -6 3 16 | 4 13 23 | 8 15 22 | 15 19 26 | 17 24 28 | 20 24 27 | 14 21 26 | 8 16 23 | 1 8 17 | -5 5 18 |
5 | -11 3 17 | -16 -0 16 | -1 5 19 | 2 11 20 | 9 16 21 | 15 20 27 | 19 24 29 | 20 24 27 | 15 21 26 | 9 17 25 | -1 8 17 | -3 4 14 |
6 | -7 3 15 | -13 1 17 | -3 6 16 | 3 12 23 | 11 17 22 | 12 20 27 | 19 24 29 | 17 23 27 | 16 20 26 | 10 15 23 | 1 9 19 | -5 3 20 |
7 | -7 3 16 | -11 2 10 | -2 6 19 | -1 13 27 | 10 17 22 | 13 20 27 | 18 23 30 | 17 24 28 | 18 21 27 | 7 15 23 | 3 10 21 | -7 3 18 |
8 | -8 2 18 | -8 2 15 | -9 6 21 | -0 14 25 | 13 18 23 | 14 21 27 | 19 24 29 | 19 23 30 | 18 21 26 | 4 14 24 | 3 9 16 | -6 3 14 |
9 | -8 3 16 | -9 2 15 | -10 7 20 | 2 13 23 | 10 18 24 | 16 22 27 | 19 24 27 | 20 23 30 | 13 20 25 | 5 15 21 | -1 9 19 | -6 3 13 |
10 | -8 2 9 | -8 2 12 | -7 6 18 | 1 13 23 | 8 17 23 | 17 22 27 | 20 24 26 | 20 24 28 | 14 20 24 | 9 15 20 | 1 9 17 | -11 4 15 |
11 | -9 2 13 | -8 2 14 | -5 6 16 | 5 15 25 | 10 17 22 | 16 22 28 | 19 23 27 | 18 23 27 | 16 20 24 | 8 14 19 | -1 10 18 | -7 4 13 |
12 | -9 4 18 | -9 1 11 | -6 6 15 | 6 14 26 | 9 17 24 | 17 23 26 | 19 23 27 | 18 22 27 | 17 20 25 | 8 14 19 | -1 8 19 | -3 4 16 |
13 | -9 5 19 | -8 1 8 | -4 8 19 | 6 12 23 | 7 17 24 | 16 23 27 | 19 23 27 | 17 23 27 | 16 20 26 | 5 15 20 | -1 8 15 | -6 3 16 |
14 | -8 2 19 | -4 3 11 | 0 9 18 | 5 12 19 | 9 16 23 | 17 22 26 | 20 23 26 | 17 23 28 | 15 20 27 | 7 14 21 | -0 8 20 | -9 4 15 |
15 | -6 2 16 | -8 3 14 | 1 8 18 | 7 14 22 | 10 17 23 | 17 21 26 | 20 24 28 | 18 23 28 | 13 19 24 | 7 13 21 | -1 7 19 | -7 5 15 |
16 | -13 1 10 | -8 4 15 | -1 8 16 | 6 15 24 | 9 17 22 | 16 22 26 | 20 24 29 | 19 24 29 | 11 18 23 | 7 12 19 | -0 7 15 | -6 4 11 |
17 | -12 1 12 | -6 3 13 | -1 8 18 | 3 14 23 | 10 17 23 | 17 22 26 | 19 24 28 | 19 23 26 | 11 18 22 | 6 12 19 | -2 6 15 | -3 4 14 |
18 | -11 1 14 | -4 3 18 | 0 9 19 | 4 14 23 | 9 18 25 | 16 22 27 | 19 24 28 | 20 23 26 | 14 18 23 | 5 13 19 | -2 6 15 | -4 3 15 |
19 | -9 1 8 | -7 3 16 | 2 10 20 | 8 16 25 | 7 17 26 | 17 22 26 | 18 24 27 | 17 23 26 | 15 19 23 | 5 12 21 | -3 7 15 | -4 3 12 |
20 | -9 0 13 | -4 4 11 | 1 10 21 | 9 15 23 | 5 18 25 | 15 22 27 | 17 24 28 | 18 23 27 | 14 19 25 | 6 12 18 | 1 8 17 | -13 1 12 |
21 | -9 -1 10 | -5 5 18 | -2 8 22 | 9 15 20 | 8 18 25 | 16 23 26 | 19 24 28 | 20 23 28 | 12 19 22 | 7 12 18 | -2 7 16 | -7 2 14 |
22 | -10 0 16 | -5 4 11 | -3 8 22 | 7 15 22 | 8 17 22 | 19 23 27 | 20 24 30 | 17 22 26 | 11 19 25 | 6 12 18 | -4 7 17 | -10 2 12 |
23 | -10 1 18 | -5 5 13 | 1 8 21 | 7 14 23 | 13 18 24 | 18 23 26 | 18 24 28 | 17 22 28 | 9 18 26 | 3 11 22 | -3 7 16 | -13 2 12 |
24 | -11 1 15 | -5 4 16 | 2 8 20 | 2 14 21 | 13 19 25 | 19 23 25 | 18 23 28 | 17 22 29 | 11 18 26 | 3 12 21 | -1 7 17 | -5 3 11 |
25 | -9 -1 9 | -3 5 18 | 1 10 22 | 8 15 24 | 11 19 24 | 20 23 26 | 19 23 27 | 19 23 28 | 10 18 25 | 4 11 18 | -5 6 17 | -9 1 9 |
26 | -7 -0 9 | -3 5 17 | -2 10 23 | 10 15 24 | 13 19 25 | 18 23 27 | 20 24 29 | 21 23 26 | 10 18 25 | 4 12 20 | 0 7 13 | -10 0 7 |
27 | -10 1 9 | -5 7 19 | -1 9 22 | 10 14 25 | 12 19 26 | 19 23 27 | 20 24 27 | 20 23 26 | 11 18 23 | 4 12 18 | -2 7 13 | -5 1 13 |
28 | -12 1 16 | -5 5 16 | 1 11 23 | 8 14 24 | 16 20 26 | 19 24 27 | 20 23 27 | 19 23 27 | 10 17 24 | 3 10 17 | -2 7 17 | -8 2 15 |
29 | -7 3 17 | -4 5 13 | 2 11 24 | 7 14 23 | 16 20 24 | 21 24 32 | 20 24 28 | 19 23 27 | 10 16 21 | 4 9 17 | -1 6 15 | -7 3 17 |
30 | -7 3 18 | 2 10 25 | 7 16 21 | 15 20 25 | 19 23 26 | 21 24 28 | 17 22 24 | 10 15 22 | 1 10 21 | -0 8 19 | -7 3 10 | |
31 | -12 1 15 | 1 11 24 | 15 21 26 | 20 24 29 | 17 22 25 | 4 12 20 | -7 4 13 |