United States vs Canada · 1991–2020
Saint Clair or
Sarnia?
Saint Clair peaks in June (83), Sarnia in June (83). Below, every month side by side — the better comfort score of the pair is marked, which is a statement about climate only.
| Month | Saint Clair day | Saint Clair rain | Sarnia day | Sarnia rain | Daylight | Better score |
|---|---|---|---|---|---|---|
| January | -0.2°C | 62 mm | -0.2°C | 62 mm | 9 h 21 / 9 h 20 | level · 5 |
| February | 1°C | 52 mm | 1°C | 52 mm | 10 h 28 / 10 h 27 | level · 5 |
| March | 6°C | 56 mm | 6°C | 56 mm | 11 h 47 / 11 h 47 | level · 5 |
| April | 12.8°C | 80 mm | 12.8°C | 80 mm | 13 h 19 / 13 h 20 | level · 28 |
| May | 19.7°C | 87 mm | 19.7°C | 87 mm | 14 h 37 / 14 h 37 | level · 61 |
| June | 25°C | 92 mm | 25°C | 92 mm | 15 h 19 / 15 h 20 | level · 83 |
| July | 27.6°C | 84 mm | 27.6°C | 84 mm | 15 h 02 / 15 h 03 | level · 71 |
| August | 26.8°C | 80 mm | 26.8°C | 80 mm | 13 h 55 / 13 h 56 | level · 75 |
| September | 23.2°C | 84 mm | 23.2°C | 84 mm | 12 h 26 / 12 h 26 | level · 82 |
| October | 16.2°C | 79 mm | 16.2°C | 79 mm | 10 h 58 / 10 h 58 | level · 48 |
| November | 8.6°C | 72 mm | 8.6°C | 72 mm | 9 h 41 / 9 h 40 | level · 14 |
| December | 2.7°C | 59 mm | 2.7°C | 59 mm | 9 h 02 / 9 h 01 | 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.