United States vs United States · 1991–2020
Opportunity or
O'Neill?
Opportunity peaks in September (83), O'Neill 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 | Opportunity day | Opportunity rain | O'Neill day | O'Neill rain | Daylight | Better score |
|---|---|---|---|---|---|---|
| January | 0.1°C | 11 mm | 0.1°C | 11 mm | 9 h 22 / 9 h 23 | level · 5 |
| February | 2.2°C | 18 mm | 2.2°C | 18 mm | 10 h 29 / 10 h 29 | level · 5 |
| March | 8.5°C | 34 mm | 8.5°C | 34 mm | 11 h 48 / 11 h 48 | level · 11 |
| April | 14.6°C | 80 mm | 14.6°C | 80 mm | 13 h 19 / 13 h 18 | level · 34 |
| May | 21.3°C | 118 mm | 21.3°C | 118 mm | 14 h 35 / 14 h 35 | level · 60 |
| June | 27.2°C | 90 mm | 27.2°C | 90 mm | 15 h 17 / 15 h 16 | level · 73 |
| July | 30.8°C | 92 mm | 30.8°C | 92 mm | 15 h 01 / 15 h | level · 63 |
| August | 29.4°C | 76 mm | 29.4°C | 76 mm | 13 h 54 / 13 h 54 | level · 73 |
| September | 24.8°C | 53 mm | 24.8°C | 53 mm | 12 h 26 / 12 h 26 | level · 83 |
| October | 16.5°C | 60 mm | 16.5°C | 60 mm | 10 h 58 / 10 h 59 | level · 47 |
| November | 8.2°C | 23 mm | 8.2°C | 23 mm | 9 h 42 / 9 h 42 | level · 12 |
| December | 1.3°C | 18 mm | 1.3°C | 18 mm | 9 h 04 / 9 h 05 | 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.