+44.5192° · -88.0198° · ELEV 0m
Green Bay
United States · Wisconsin
Monthly weather averages for Green Bay, United States — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
July → FebruaryClimate Overview
Green Bay has a subarctic climate. The warmest month is July (27°C average high) and the coolest is January (-3°C).
№ 02
878 mm / yearRainfall by Month
Green Bay sees 878 mm of rain a year. The wettest month is August (99 mm); the driest is February (36 mm).
№ 03
May–SeptemberBest Time to Visit
May–September
9°C – 27°C · 11.2h sun
The best time to visit Green Bay is May–September, when temperatures average 9°C–27°C with 11.2 sunshine hours per day.
Some visitors prefer October for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | -3.5°C | -11.1°C | 37 mm | 5.2 h | 07:25 | 16:37 |
|---|---|---|---|---|---|---|
| February | -2.7°C | -11.9°C | 36 mm | 7.1 h | 06:52 | 17:20 |
| March | 4.6°C | -4.7°C | 63 mm | 8.1 h | 07:04 | 18:57 |
| April | 11.0°C | 1.1°C | 90 mm | 8.7 h | 06:07 | 19:35 |
| May | 19.2°C | 8.7°C | 86 mm | 10.6 h | 05:24 | 20:12 |
| June | 25.1°C | 14.8°C | 96 mm | 11.9 h | 05:06 | 20:38 |
| July | 27.4°C | 17.4°C | 96 mm | 12.7 h | 05:21 | 20:34 |
| August | 26.1°C | 17.0°C | 99 mm | 11.2 h | 05:54 | 19:58 |
| September | 22.4°C | 13.6°C | 74 mm | 9.4 h | 06:30 | 19:03 |
| October | 14.3°C | 6.6°C | 92 mm | 6.8 h | 07:06 | 18:08 |
| November | 6.3°C | -1.0°C | 50 mm | 6.1 h | 06:48 | 16:25 |
| December | 0.7°C | -6.2°C | 59 mm | 4.6 h | 07:21 | 16:12 |