United States vs United States · 1991–2020
Spillville or
Decorah?
Spillville peaks in September (79), Decorah in September (79). Below, every month side by side — the better comfort score of the pair is marked, which is a statement about climate only.
| Month | Spillville day | Spillville rain | Decorah day | Decorah rain | Daylight | Better score |
|---|---|---|---|---|---|---|
| January | -2.8°C | 28 mm | -2.8°C | 28 mm | 9 h 19 / 9 h 18 | level · 5 |
| February | 0.1°C | 26 mm | 0.1°C | 26 mm | 10 h 26 / 10 h 26 | level · 5 |
| March | 7.4°C | 50 mm | 7.4°C | 50 mm | 11 h 47 / 11 h 47 | level · 6 |
| April | 15.7°C | 101 mm | 15.7°C | 101 mm | 13 h 20 / 13 h 21 | level · 34 |
| May | 22°C | 122 mm | 22°C | 122 mm | 14 h 39 / 14 h 39 | level · 62 |
| June | 27°C | 156 mm | 27°C | 156 mm | 15 h 22 / 15 h 22 | level · 64 |
| July | 28.7°C | 112 mm | 28.7°C | 112 mm | 15 h 05 / 15 h 05 | level · 67 |
| August | 27.7°C | 111 mm | 27.7°C | 111 mm | 13 h 57 / 13 h 57 | level · 72 |
| September | 24.2°C | 92 mm | 24.2°C | 92 mm | 12 h 27 / 12 h 27 | level · 79 |
| October | 16.9°C | 68 mm | 16.9°C | 68 mm | 10 h 57 / 10 h 57 | level · 48 |
| November | 7.6°C | 51 mm | 7.6°C | 51 mm | 9 h 39 / 9 h 38 | level · 9 |
| December | 0.1°C | 34 mm | 0.1°C | 34 mm | 9 h / 8 h 59 | 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.