United States vs United States · 1991–2020
Jolly Dump or
Belle Fourche?
Jolly Dump peaks in September (80), Belle Fourche in September (80). Below, every month side by side — the better comfort score of the pair is marked, which is a statement about climate only.
| Month | Jolly Dump day | Jolly Dump rain | Belle Fourche day | Belle Fourche rain | Daylight | Better score |
|---|---|---|---|---|---|---|
| January | 2.5°C | 11 mm | 2.5°C | 11 mm | 9 h 10 / 9 h 09 | level · 5 |
| February | 4.5°C | 14 mm | 4.5°C | 14 mm | 10 h 21 / 10 h 21 | level · 5 |
| March | 9.9°C | 23 mm | 9.9°C | 23 mm | 11 h 46 / 11 h 46 | level · 17 |
| April | 15.6°C | 53 mm | 15.6°C | 53 mm | 13 h 24 / 13 h 24 | level · 40 |
| May | 20.7°C | 77 mm | 20.7°C | 77 mm | 14 h 47 / 14 h 47 | level · 63 |
| June | 26.8°C | 71 mm | 26.8°C | 71 mm | 15 h 32 / 15 h 33 | level · 76 |
| July | 31.2°C | 49 mm | 31.2°C | 49 mm | 15 h 14 / 15 h 15 | level · 71 |
| August | 31°C | 37 mm | 31°C | 37 mm | 14 h 03 / 14 h 03 | level · 72 |
| September | 25.8°C | 34 mm | 25.8°C | 34 mm | 12 h 28 / 12 h 28 | level · 80 |
| October | 17°C | 45 mm | 17°C | 45 mm | 10 h 54 / 10 h 53 | level · 49 |
| November | 8.9°C | 14 mm | 8.9°C | 14 mm | 9 h 31 / 9 h 31 | level · 14 |
| December | 3.3°C | 16 mm | 3.3°C | 16 mm | 8 h 50 / 8 h 49 | 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.