SeasonMapIsle of Wight vs Mariehamn: which is better, month by month
Isle of Wight beats Mariehamn in 8 of 12 months — its lead peaks in November (50 vs 34) — while Mariehamn wins July; they are within 3 points in May, June and September.
Each place is scored under the lens that suits its type. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.
Isle of Wight vs Mariehamn — all 12 months
| Month | Isle of Wight | Mariehamn | Winner | Gap |
|---|---|---|---|---|
| January | 40Fcold, a little rain, clean air | 27Ffreezing, a little rain, clean air | Isle of Wight | 13 |
| February | 47Fcold, a little rain, clean air | 37Ffreezing, a little rain, clean air | Isle of Wight | 10 |
| March | 57Dcold, a little rain, clean air | 51Dfreezing, a little rain, clean air | Isle of Wight | 6 |
| April | 73Bcold, a little rain, clean air | 63Ccold, a little rain, clean air | Isle of Wight | 10 |
| May | 77Bcool, a little rain, clean air | 76Bcool, dry, clean air | Tie | 1 |
| June | 81Anice, a little rain, clean air | 82Anice, a little rain, clean air | Tie | 1 |
| July | 83Anice, a little rain, clean air | 87Anice, a little rain, clean air | Mariehamn | 4 |
| August | 85Anice, a little rain, clean air | 80Anice, a little rain, clean air | Isle of Wight | 5 |
| September | 75Bnice, a little rain, clean air | 73Bcool, a little rain, clean air | Tie | 2 |
| October | 61Ccool, rainy, clean air | 49Fcold, rainy, clean air | Isle of Wight | 12 |
| November | 50Dcold, rainy, clean air | 34Fcold, a little rain, clean air | Isle of Wight | 16 |
| December | 38Fcold, rainy, clean air | 24Ffreezing, a little rain, clean air | Isle of Wight | 14 |
A month is a tie when the two are within 3 points. The widest gap is November (50 vs 34). Tap a month for that month's temperature, rain, humidity and air quality side by side.