Recent Minimum and Maximum Temperatures in Allentown, Pennsylvania
Average daily temperatures in Allentown, Pennsylvania, including the 31 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 31 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 | -8 0 9 | -9 -1 8 | -4 2 8 | 1 9 20 | 9 15 20 | 12 20 28 | 19 23 27 | 20 24 31 | 16 21 26 | 9 14 19 | 4 10 15 | -3 6 19 |
| 2 | -11 -0 8 | -7 -0 5 | -6 3 10 | 2 9 17 | 9 15 24 | 14 20 27 | 17 23 27 | 20 25 30 | 15 20 25 | 7 14 22 | 3 9 17 | -4 3 9 |
| 3 | -8 -0 11 | -10 -1 10 | -9 2 11 | 2 9 16 | 7 15 23 | 12 18 25 | 17 23 29 | 20 25 29 | 17 21 25 | 7 15 22 | 3 9 20 | -5 2 13 |
| 4 | -9 0 14 | -12 -1 6 | -5 1 8 | 3 9 16 | 9 14 25 | 13 17 21 | 18 24 30 | 22 25 28 | 13 21 25 | 6 15 21 | 1 7 15 | -6 3 15 |
| 5 | -9 0 9 | -15 -2 6 | -5 2 8 | -1 7 16 | 9 15 21 | 14 18 24 | 20 24 31 | 19 24 28 | 15 21 26 | 6 15 23 | 1 7 13 | -4 3 13 |
| 6 | -12 0 17 | -14 -2 9 | -8 3 13 | 1 8 19 | 9 14 22 | 6 18 25 | 17 23 31 | 17 23 26 | 14 19 25 | 7 14 24 | 1 7 16 | -5 2 14 |
| 7 | -12 1 13 | -10 -1 8 | -9 3 11 | 0 9 23 | 8 15 24 | 14 19 26 | 18 24 31 | 17 23 27 | 15 21 25 | 7 13 22 | 2 8 16 | -7 1 13 |
| 8 | -8 0 13 | -9 -1 7 | -7 4 15 | -0 9 21 | 8 15 25 | 13 21 28 | 19 23 28 | 18 23 29 | 16 21 26 | 6 13 23 | 2 8 19 | -6 1 9 |
| 9 | -8 1 15 | -8 -2 5 | -10 3 12 | 1 9 21 | 9 15 25 | 14 21 29 | 18 23 27 | 20 23 28 | 14 21 25 | 4 14 24 | 0 7 15 | -6 0 6 |
| 10 | -15 -0 7 | -7 -0 6 | -8 3 16 | 1 9 22 | 9 15 21 | 16 21 28 | 19 23 27 | 17 23 28 | 15 20 25 | 5 15 21 | -0 8 15 | -9 1 10 |
| 11 | -11 -2 6 | -10 -0 8 | -7 3 13 | 4 9 17 | 8 16 23 | 16 21 28 | 19 23 26 | 14 23 27 | 14 19 22 | 8 14 18 | -0 8 20 | -10 2 11 |
| 12 | -8 -0 7 | -8 -1 11 | -4 4 12 | 5 10 17 | 8 16 24 | 16 21 26 | 19 23 29 | 18 23 27 | 14 19 23 | 5 13 17 | -0 6 12 | -9 2 6 |
| 13 | -7 1 8 | -9 -2 5 | -2 4 16 | 4 10 17 | 7 14 24 | 15 21 26 | 18 22 26 | 18 23 29 | 15 20 23 | 5 13 18 | -2 6 12 | -9 0 9 |
| 14 | -10 -1 10 | -7 -1 3 | -1 5 16 | 7 10 17 | 8 14 20 | 14 20 28 | 18 23 28 | 19 23 29 | 15 20 25 | 6 13 19 | -1 6 14 | -12 1 10 |
| 15 | -11 -2 17 | -9 -1 8 | 0 6 13 | 5 11 19 | 11 16 23 | 15 21 26 | 19 24 31 | 20 23 29 | 13 19 25 | 5 12 18 | -3 8 16 | -9 2 9 |
| 16 | -12 -2 14 | -11 -1 6 | -2 5 14 | 4 12 22 | 11 16 23 | 17 21 25 | 21 25 29 | 20 24 28 | 12 18 25 | 4 12 17 | -3 7 17 | -5 2 9 |
| 17 | -14 -3 8 | -9 0 9 | -3 4 13 | 6 12 24 | 11 16 21 | 16 20 26 | 21 25 29 | 20 23 28 | 12 17 24 | 5 11 16 | -1 5 15 | -5 2 11 |
| 18 | -13 -2 8 | -5 0 11 | -2 5 15 | 3 11 24 | 10 15 21 | 16 21 26 | 20 25 30 | 17 23 29 | 13 17 22 | 7 12 18 | -2 4 9 | -5 1 11 |
| 19 | -13 -2 9 | -8 0 8 | 1 5 16 | 4 13 22 | 7 15 23 | 16 21 26 | 18 24 30 | 15 21 27 | 14 17 23 | 6 12 23 | -2 4 15 | -5 0 6 |
| 20 | -9 -2 7 | -4 1 8 | 1 6 18 | 6 13 21 | 7 16 26 | 17 21 27 | 18 23 28 | 16 21 26 | 13 18 23 | 6 11 17 | -3 5 12 | -11 -1 8 |
| 21 | -10 -4 6 | -5 2 12 | -1 5 17 | 6 13 20 | 8 16 25 | 17 22 28 | 20 24 31 | 15 21 27 | 13 18 23 | 7 11 15 | -1 5 11 | -8 -0 8 |
| 22 | -15 -4 4 | -8 1 15 | -2 5 17 | 6 12 19 | 10 16 24 | 16 22 27 | 18 24 33 | 15 21 26 | 10 18 24 | 6 10 16 | -4 5 12 | -7 0 11 |
| 23 | -11 -3 5 | -8 2 10 | -1 5 17 | 7 12 22 | 12 17 26 | 17 22 26 | 18 24 31 | 17 21 26 | 13 18 23 | 2 10 20 | -3 4 13 | -10 1 10 |
| 24 | -13 -2 13 | -4 1 9 | 0 5 14 | 7 13 22 | 13 18 25 | 19 22 27 | 17 23 28 | 17 22 25 | 10 17 23 | 4 10 19 | -4 6 16 | -7 1 10 |
| 25 | -12 -1 11 | -5 1 11 | -0 6 11 | 6 12 19 | 11 18 22 | 21 24 27 | 18 23 28 | 19 22 27 | 10 16 26 | 6 11 20 | -4 5 16 | -7 -1 5 |
| 26 | -10 -3 4 | -7 1 10 | -1 7 13 | 8 12 22 | 13 18 25 | 19 24 28 | 19 23 28 | 20 22 24 | 10 16 23 | 5 11 18 | -2 5 11 | -9 -1 7 |
| 27 | -10 -2 7 | -6 2 13 | -2 7 17 | 7 12 23 | 10 18 25 | 18 23 27 | 18 23 28 | 18 22 25 | 11 17 24 | 3 11 20 | -1 5 12 | -6 -0 6 |
| 28 | -13 -2 5 | -6 3 10 | -1 8 19 | 7 12 24 | 12 18 25 | 18 23 28 | 19 24 28 | 19 22 26 | 11 18 23 | 4 10 17 | -5 6 14 | -7 0 8 |
| 29 | -11 -2 8 | -5 1 5 | 1 9 21 | 9 12 18 | 13 19 26 | 19 23 27 | 19 24 29 | 16 22 25 | 8 16 21 | 4 8 13 | -3 5 17 | -7 1 8 |
| 30 | -9 -1 11 | 1 8 24 | 8 13 18 | 13 19 27 | 18 22 28 | 19 24 28 | 17 21 26 | 9 14 20 | 2 8 13 | -3 5 17 | -6 0 7 | |
| 31 | -9 -1 8 | 1 8 22 | 13 20 27 | 20 24 28 | 17 21 27 | 2 9 17 | -6 0 6 |