United States vs United States · 1991–2020
West Chicago or
Carol Stream?
West Chicago peaks in September (83), Carol Stream in September (83). Below, every month side by side — the better comfort score of the pair is marked, which is a statement about climate only.
| Month | West Chicago day | West Chicago rain | Carol Stream day | Carol Stream rain | Daylight | Better score |
|---|---|---|---|---|---|---|
| January | -0.6°C | 31 mm | -0.6°C | 31 mm | 9 h 26 / 9 h 26 | level · 5 |
| February | 1.7°C | 32 mm | 1.7°C | 32 mm | 10 h 31 / 10 h 31 | level · 5 |
| March | 8.5°C | 49 mm | 8.5°C | 49 mm | 11 h 48 / 11 h 48 | level · 12 |
| April | 15.6°C | 90 mm | 15.6°C | 90 mm | 13 h 17 / 13 h 17 | level · 38 |
| May | 21.7°C | 116 mm | 21.7°C | 116 mm | 14 h 32 / 14 h 32 | level · 64 |
| June | 26.8°C | 94 mm | 26.8°C | 94 mm | 15 h 12 / 15 h 13 | level · 76 |
| July | 28.9°C | 90 mm | 28.9°C | 90 mm | 14 h 56 / 14 h 56 | level · 68 |
| August | 27.8°C | 88 mm | 27.8°C | 88 mm | 13 h 52 / 13 h 52 | level · 74 |
| September | 24.5°C | 79 mm | 24.5°C | 79 mm | 12 h 26 / 12 h 26 | level · 83 |
| October | 16.9°C | 80 mm | 16.9°C | 80 mm | 11 h 00 / 11 h 00 | level · 49 |
| November | 9.2°C | 50 mm | 9.2°C | 50 mm | 9 h 45 / 9 h 45 | level · 18 |
| December | 2°C | 42 mm | 2°C | 42 mm | 9 h 09 / 9 h 08 | level · 5 |
Comfort scores compare climate and nothing else — not cost, crowds, flights or what there is to do when you arrive. Two places can also read stations of very different quality: check the distance in the caption above before treating a one-point gap as meaningful.