| Day | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | Hi | Lo | |
| 1 | --- | --- | 13 | 9 | 13 | 10 | 23 | 7 | --- | --- | 25 | 11 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | --- | --- | 13 | 7 | 19 | 6 | 20 | 9 | --- | --- | 28 | 14 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 3 | --- | --- | 11 | 5 | 20 | 5 | 17 | 9 | --- | --- | 29 | 14 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 4 | --- | --- | --- | --- | 16 | 5 | 19 | 5 | --- | --- | 28 | 14 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 5 | --- | --- | --- | --- | 14 | 8 | 14 | 4 | --- | --- | 28 | 16 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 6 | --- | --- | --- | --- | 18 | 5 | 19 | 4 | --- | --- | 26 | 16 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 7 | --- | --- | --- | --- | 20 | 12 | 16 | 9 | --- | --- | 30 | 16 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 8 | 9 | 6 | --- | --- | 18 | 11 | 17 | 6 | --- | --- | 33 | 22 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 9 | 11 | 0 | --- | --- | 18 | 7 | 20 | 8 | --- | --- | 33 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 10 | 8 | 0 | 11 | 11 | 14 | 8 | 15 | 8 | --- | --- | 34 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 11 | 9 | -1 | 12 | 4 | 17 | 4 | 18 | 8 | --- | --- | 31 | 20 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 12 | 9 | -3 | 14 | 2 | 14 | 5 | 19 | 7 | 12 | 10 | 30 | 18 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 13 | 10 | -1 | 13 | 0 | 14 | 1 | 17 | 6 | 16 | 10 | 33 | 17 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 14 | 14 | 0 | 18 | 3 | 17 | 4 | 16 | 7 | 19 | 7 | 36 | 18 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 15 | 13 | 3 | 18 | 5 | 18 | 5 | 18 | 6 | 10 | 6 | 33 | 20 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 16 | 12 | 0 | 15 | 1 | 15 | 8 | 20 | 8 | 22 | 5 | 32 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 17 | 13 | 0 | 17 | 2 | 18 | 10 | 22 | 7 | 21 | 10 | 32 | 17 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 18 | 12 | 0 | 13 | 3 | 14 | 9 | 23 | 7 | 17 | 12 | 32 | 17 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 19 | 10 | 3 | 10 | 4 | 15 | 4 | 24 | 8 | 15 | 11 | 32 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 20 | 8 | 0 | 14 | 2 | 16 | 4 | 24 | 8 | 16 | 10 | 32 | 18 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 21 | 6 | 0 | 16 | 2 | 22 | 4 | 23 | 11 | 17 | 12 | 33 | 17 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 22 | 4 | 0 | 15 | 3 | 22 | 6 | 20 | 11 | 22 | 12 | 30 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 23 | 9 | 0 | 10 | 3 | 23 | 7 | 19 | 12 | 23 | 12 | 32 | 18 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 24 | 7 | 0 | 13 | 2 | 24 | 8 | 24 | 14 | 24 | 11 | 33 | 19 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 25 | 7 | 3 | 14 | 2 | 20 | 8 | 27 | 11 | 23 | 0 | 35 | 18 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 26 | 10 | 0 | 14 | 5 | 15 | 6 | --- | --- | 18 | 13 | 36 | 20 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 27 | 11 | 8 | 21 | 6 | 17 | 5 | --- | --- | 21 | 13 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 28 | 11 | 2 | 19 | 4 | 19 | 5 | --- | --- | 20 | 14 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 29 | 8 | 0 | 20 | 4 | --- | --- | 19 | 12 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
| 30 | 8 | -2 | 21 | 4 | --- | --- | 21 | 11 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
| 31 | 10 | 0 | 23 | 6 | 22 | 10 | --- | --- | --- | --- | --- | --- | --- | --- | ||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||||||||||||
| High | 14 | 21 | 24 | 27 | 24 | 36 | --- | --- | --- | --- | --- | --- | ||||||||||||
| High average | 10 | 14 | 18 | 20 | 19 | 31 | --- | --- | --- | --- | --- | --- | ||||||||||||
| Mean | 7 | 9 | 12 | 14 | 15 | 24 | --- | --- | --- | --- | --- | --- | ||||||||||||
| Low average | 2 | 4 | 6 | 8 | 11 | 17 | --- | --- | --- | --- | --- | --- | ||||||||||||
| Low | -3 | 0 | 1 | 4 | 5 | 11 | --- | --- | --- | --- | --- | --- | ||||||||||||
| Color key | |||||||||||||||
| < -15 | -15 - -10 | -10 - -5 | -5 - 0 | 0 - 5 | 5 - 10 | 10 - 15 | 15 - 20 | 20 - 25 | 25 - 30 | 30 - 35 | 35 - 40 | 40 - 45 | 45 - 50 | 50 - 55 | 55 > |
Script developed by Wim van der Kuil of Weerstation Leuven. The script uses the data from this station which is uploaded to Weather Underground. The idea for this script came from a similar kind of script using NOAA data, written by Murry Conarroe of Wildwood Weather.