Milwaukee vs Green Bay: which is sunnier?
🇺🇸 United States vs 🇺🇸 United States · 172 km apart · long-term climate normals (NASA POWER, 2001–2020)
Green Bay is the sunnier overall: about 2,244 hours of sunshine a year to Milwaukee's 1,950. Month by month it's balanced: each has the higher Sunshine Score in 3 months, with 6 within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| Milwaukee | Green Bay | |
|---|---|---|
| Sunshine hours / year | 1,950 | 2,244 |
| Sunniest month | September (74/100) | July (76/100) |
| Nov–Feb average score | 0/100 | 0/100 |
| Jun–Aug average score | 71/100 | 74/100 |
| Rain / year | 948 mm | 878 mm |
| Peak midday UV | 7 (high) | 7 (high) |
Milwaukee vs Green Bay month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Milwaukee | Green Bay | Milwaukee | Green Bay | Milwaukee | Green Bay | |
| January | 0 | 0 | -2° | -4° | 40 | 34 |
| February | 0 | 0 | -1° | -3° | 43 | 35 |
| March | 0 | 0 | 6° | 4° | 59 | 54 |
| April | 30 | 19 | 13° | 11° | 96 | 86 |
| May | 64 | 55 | 19° | 17° | 109 | 102 |
| June | 67 | 71 | 25° | 23° | 125 | 113 |
| July | 73 | 76 | 28° | 27° | 95 | 89 |
| August | 72 | 76 | 27° | 26° | 100 | 89 |
| September | 74 | 76 | 23° | 22° | 90 | 85 |
| October | 44 | 38 | 15° | 14° | 82 | 87 |
| November | 0 | 0 | 8° | 6° | 55 | 53 |
| December | 0 | 0 | 0° | -1° | 54 | 51 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr Milwaukee · May Milwaukee · Jun Green Bay · Jul Green Bay · Aug Green Bay · Sep even · Oct Milwaukee · Nov even · Dec even.
When to pick which
- November–February: too close to call — Milwaukee averages 0/100, Green Bay 0/100. Daytime highs are similar (1°C vs 0°C). See the winter sun ranking.
- March–May: Milwaukee (average score 31/100 vs 25). Milwaukee is the warmer, around 13°C daytime highs vs 11°C.
- June–August: Green Bay (average score 74/100 vs 71). Milwaukee is the warmer, around 27°C daytime highs vs 25°C.
- September–October: too close to call — Milwaukee averages 59/100, Green Bay 57/100. Daytime highs are similar (19°C vs 18°C).
Full month-by-month guides: Milwaukee weather by month · Green Bay weather by month · Best time to visit United States.
More comparisons: Milwaukee vs Chicago · Milwaukee vs Madison · Milwaukee vs Appleton · Green Bay vs Madison · Green Bay vs Thunder Bay · Green Bay vs Appleton · all head-to-heads