Green Bay weather in March
In March, Green Bay sees average daytime highs of 40°F and overnight lows near 24°F, with 2.2 in of precipitation across 8.3 wet days and about 11.6 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.
Highs climb over the month, from about 34°F in the first days to 46°F by the end. The sky is clear or mostly clear about 24% of the time in March, and the air most often feels dry.
Daylight stretches from about 10 h 48 min at the start of March to 12 h 24 min by month's end. Set against the rest of the year, March is Green Bay's 7th-clearest and 7th-windiest month. For the whole year in context, see Green Bay's year-round climate.
- Daytime high
- 40°
- 9th warmest
- Overnight low
- 24°
- 4th coldest
- Precipitation
- 2.2 in
- 8.3 wet days
- Daylight
- 11 h 36 min
- 6:13 AM – 5:50 PM
- Cloud cover
- 65%
- 7th clearest
- Wind
- 9 mph
- 7th windiest
- Solar energy
- 4 kWh/m²
- Travel score
- 0.4
- out of 10
Green Bay is city in and county seat of Brown County, Wisconsin, United States.
- Density
- 727/km²
- people per km²
- Founded
- 1634
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 34°F in the first days to 46°F by the end.
A typical March day in Green Bay reaches about 40°F in the afternoon and slips back to 24°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 27°F and 55°F. Set against its neighbours, March runs about 12°F warmer than February and about 13°F cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 | 37 | 37 | 38 | 38 | 39 | 40 | 40 | 41 | 41 | 42 | 42 | 42 | 43 | 43 | 44 | 44 | 44 | 45 | 45 | 46 | 46 | 47 | 47 |
| Avg low (°F) | 17 | 18 | 18 | 19 | 19 | 19 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 30 | 30 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 33 | 17 |
| 2 | 33 | 18 |
| 3 | 34 | 18 |
| 4 | 34 | 19 |
| 5 | 35 | 19 |
| 6 | 35 | 19 |
| 7 | 36 | 20 |
| 8 | 36 | 20 |
| 9 | 37 | 21 |
| 10 | 37 | 21 |
| 11 | 38 | 22 |
| 12 | 38 | 22 |
| 13 | 39 | 23 |
| 14 | 40 | 23 |
| 15 | 40 | 24 |
| 16 | 41 | 24 |
| 17 | 41 | 25 |
| 18 | 42 | 25 |
| 19 | 42 | 26 |
| 20 | 42 | 26 |
| 21 | 43 | 26 |
| 22 | 43 | 27 |
| 23 | 44 | 27 |
| 24 | 44 | 28 |
| 25 | 44 | 28 |
| 26 | 45 | 28 |
| 27 | 45 | 29 |
| 28 | 46 | 29 |
| 29 | 46 | 29 |
| 30 | 47 | 30 |
| 31 | 47 | 30 |
How March really feels in Green Bay
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in March is cold — wind chill drags the overnight "feels like" below the raw low.
Green Bay weather by month
How March compares with the rest of the year at a glance. March is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 26° / 12° | 1.5 | 7.6 | 6.9 | 9 | 0.0 |
| Feb | 29° / 14° | 1.3 | 6.4 | 5.6 | 10.1 | 0.0 |
| Mar | 40° / 24° | 2.2 | 8.3 | 4.4 | 11.6 | 0.4 |
| Apr | 53° / 35° | 3.1 | 11.4 | 3 | 13.2 | 3.0 |
| May | 66° / 47° | 3.4 | 11.4 | 0.1 | 14.6 | 5.7 |
| Jun | 76° / 57° | 3.6 | 11.2 | 0 | 15.3 | 6.5 |
| Jul | 80° / 62° | 3.5 | 11.3 | 0 | 15 | 6.4 |
| Aug | 78° / 60° | 3.4 | 10.4 | 0 | 13.9 | 6.8 |
| Sep | 70° / 52° | 2.6 | 9.1 | 0 | 12.3 | 6.7 |
| Oct | 57° / 41° | 2.8 | 9.5 | 0.3 | 10.7 | 4.0 |
| Nov | 43° / 29° | 2.1 | 8.2 | 2.4 | 9.4 | 0.7 |
| Dec | 31° / 19° | 1.8 | 7.3 | 5.6 | 8.7 | 0.0 |
Cloud cover in March
The sky is clear or mostly clear about 24% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 62%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 36 | 36 | 36 | 39 | 39 | 39 | 40 | 40 | 40 | 40 | 40 | 40 | 41 | 41 | 40 | 39 | 39 | 39 | 39 | 38 | 37 | 36 | 36 | 36 | 35 | 34 | 34 | 34 | 35 | 34 | 34 |
| Cloudier (%) | 64 | 64 | 64 | 61 | 61 | 61 | 60 | 60 | 60 | 60 | 60 | 60 | 59 | 59 | 60 | 61 | 61 | 61 | 61 | 62 | 63 | 64 | 64 | 64 | 65 | 66 | 66 | 66 | 65 | 66 | 66 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 36 | 64 |
| 2 | 36 | 64 |
| 3 | 36 | 64 |
| 4 | 39 | 61 |
| 5 | 39 | 61 |
| 6 | 39 | 61 |
| 7 | 40 | 60 |
| 8 | 40 | 60 |
| 9 | 40 | 60 |
| 10 | 40 | 60 |
| 11 | 40 | 60 |
| 12 | 40 | 60 |
| 13 | 41 | 59 |
| 14 | 41 | 59 |
| 15 | 40 | 60 |
| 16 | 39 | 61 |
| 17 | 39 | 61 |
| 18 | 39 | 61 |
| 19 | 39 | 61 |
| 20 | 38 | 62 |
| 21 | 37 | 63 |
| 22 | 36 | 64 |
| 23 | 36 | 64 |
| 24 | 36 | 64 |
| 25 | 35 | 65 |
| 26 | 34 | 66 |
| 27 | 34 | 66 |
| 28 | 34 | 66 |
| 29 | 35 | 65 |
| 30 | 34 | 66 |
| 31 | 34 | 66 |
Chance of precipitation in March
Green Bay gets around 2.2 in of rain and snow over 8.3 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 27% and peaks near 34% on the wettest days, and about 4 days bring snow. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 29 | 30 | 30 | 31 | 32 | 33 | 34 |
| Snow chance (%) | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 12 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 26 | 20 |
| 2 | 26 | 19 |
| 3 | 26 | 19 |
| 4 | 26 | 19 |
| 5 | 26 | 19 |
| 6 | 26 | 18 |
| 7 | 26 | 18 |
| 8 | 26 | 17 |
| 9 | 26 | 17 |
| 10 | 26 | 17 |
| 11 | 26 | 16 |
| 12 | 26 | 16 |
| 13 | 26 | 15 |
| 14 | 26 | 15 |
| 15 | 26 | 14 |
| 16 | 25 | 14 |
| 17 | 25 | 13 |
| 18 | 25 | 13 |
| 19 | 25 | 12 |
| 20 | 26 | 12 |
| 21 | 26 | 12 |
| 22 | 27 | 12 |
| 23 | 27 | 12 |
| 24 | 28 | 12 |
| 25 | 29 | 11 |
| 26 | 30 | 12 |
| 27 | 30 | 12 |
| 28 | 31 | 12 |
| 29 | 32 | 12 |
| 30 | 33 | 12 |
| 31 | 34 | 12 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 100 |
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 100 | 0 |
| 2 | 100 | 0 |
| 3 | 100 | 0 |
| 4 | 100 | 0 |
| 5 | 100 | 0 |
| 6 | 100 | 0 |
| 7 | 100 | 0 |
| 8 | 100 | 0 |
| 9 | 100 | 0 |
| 10 | 100 | 0 |
| 11 | 100 | 0 |
| 12 | 100 | 0 |
| 13 | 100 | 0 |
| 14 | 99 | 1 |
| 15 | 99 | 1 |
| 16 | 99 | 1 |
| 17 | 99 | 1 |
| 18 | 99 | 1 |
| 19 | 99 | 1 |
| 20 | 99 | 1 |
| 21 | 99 | 1 |
| 22 | 99 | 1 |
| 23 | 99 | 1 |
| 24 | 99 | 1 |
| 25 | 99 | 1 |
| 26 | 99 | 1 |
| 27 | 99 | 1 |
| 28 | 99 | 1 |
| 29 | 99 | 1 |
| 30 | 99 | 1 |
| 31 | 100 | 0 |
Wind in March
Winds average 9 mph in March.
Across March, daily wind ranges from about 8 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 9 | light breeze |
| 2 | 9 | light breeze |
| 3 | 9 | light breeze |
| 4 | 9 | light breeze |
| 5 | 9 | light breeze |
| 6 | 9 | light breeze |
| 7 | 9 | light breeze |
| 8 | 9 | light breeze |
| 9 | 9 | light breeze |
| 10 | 9 | light breeze |
| 11 | 9 | light breeze |
| 12 | 9 | light breeze |
| 13 | 9 | light breeze |
| 14 | 9 | light breeze |
| 15 | 9 | light breeze |
| 16 | 9 | light breeze |
| 17 | 9 | light breeze |
| 18 | 9 | light breeze |
| 19 | 9 | light breeze |
| 20 | 9 | light breeze |
| 21 | 9 | light breeze |
| 22 | 8 | light breeze |
| 23 | 8 | light breeze |
| 24 | 9 | light breeze |
| 25 | 9 | light breeze |
| 26 | 9 | light breeze |
| 27 | 9 | light breeze |
| 28 | 9 | light breeze |
| 29 | 9 | light breeze |
| 30 | 9 | light breeze |
| 31 | 9 | light breeze |
Sunrise & sunset in March
Daylight runs from about 10 h 48 min at the start of March to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 96 minutes over March. Sunrise moves from 6:40 AM to 5:45 AM, and sunset from 5:30 PM to 6:09 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.8 | 10.9 | 10.9 | 11.0 | 11.0 | 11.1 | 11.1 | 11.2 | 11.2 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.3 | 12.3 | 12.4 | 12.4 |
| Sunrise (AM) | 6:40 | 6:38 | 6:37 | 6:35 | 6:33 | 6:31 | 6:30 | 6:28 | 6:26 | 6:24 | 6:22 | 6:21 | 6:19 | 6:17 | 6:15 | 6:13 | 6:11 | 6:09 | 6:08 | 6:06 | 6:04 | 6:02 | 6:00 | 5:58 | 5:56 | 5:54 | 5:52 | 5:50 | 5:49 | 5:47 | 5:45 |
| Sunset (PM) | 5:30 | 5:32 | 5:33 | 5:34 | 5:36 | 5:37 | 5:38 | 5:40 | 5:41 | 5:42 | 5:44 | 5:45 | 5:46 | 5:48 | 5:49 | 5:50 | 5:52 | 5:53 | 5:54 | 5:55 | 5:57 | 5:58 | 5:59 | 6:00 | 6:02 | 6:03 | 6:04 | 6:06 | 6:07 | 6:08 | 6:09 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.8 | 6:40 | 5:30 |
| 2 | 10.9 | 6:38 | 5:32 |
| 3 | 10.9 | 6:37 | 5:33 |
| 4 | 11.0 | 6:35 | 5:34 |
| 5 | 11.0 | 6:33 | 5:36 |
| 6 | 11.1 | 6:31 | 5:37 |
| 7 | 11.1 | 6:30 | 5:38 |
| 8 | 11.2 | 6:28 | 5:40 |
| 9 | 11.2 | 6:26 | 5:41 |
| 10 | 11.3 | 6:24 | 5:42 |
| 11 | 11.4 | 6:22 | 5:44 |
| 12 | 11.4 | 6:21 | 5:45 |
| 13 | 11.5 | 6:19 | 5:46 |
| 14 | 11.5 | 6:17 | 5:48 |
| 15 | 11.6 | 6:15 | 5:49 |
| 16 | 11.6 | 6:13 | 5:50 |
| 17 | 11.7 | 6:11 | 5:52 |
| 18 | 11.7 | 6:09 | 5:53 |
| 19 | 11.8 | 6:08 | 5:54 |
| 20 | 11.8 | 6:06 | 5:55 |
| 21 | 11.9 | 6:04 | 5:57 |
| 22 | 11.9 | 6:02 | 5:58 |
| 23 | 12.0 | 6:00 | 5:59 |
| 24 | 12.0 | 5:58 | 6:00 |
| 25 | 12.1 | 5:56 | 6:02 |
| 26 | 12.1 | 5:54 | 6:03 |
| 27 | 12.2 | 5:52 | 6:04 |
| 28 | 12.3 | 5:50 | 6:06 |
| 29 | 12.3 | 5:49 | 6:07 |
| 30 | 12.4 | 5:47 | 6:08 |
| 31 | 12.4 | 5:45 | 6:09 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4 kWh/m².
For context, solar energy here swings from a low near 1.42 kWh/m² to a high of 6.32 kWh/m² in June across the year — March's 4 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.4 | 3.5 | 3.5 | 3.6 | 3.6 | 3.6 | 3.7 | 3.7 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.4 | 4.5 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.4 | Moderate |
| 2 | 3.5 | Moderate |
| 3 | 3.5 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.6 | Moderate |
| 6 | 3.6 | Moderate |
| 7 | 3.7 | Moderate |
| 8 | 3.7 | Moderate |
| 9 | 3.8 | Moderate |
| 10 | 3.8 | Moderate |
| 11 | 3.9 | Moderate |
| 12 | 3.9 | Moderate |
| 13 | 3.9 | Moderate |
| 14 | 4.0 | Moderate |
| 15 | 4.0 | Moderate |
| 16 | 4.0 | Bright |
| 17 | 4.1 | Bright |
| 18 | 4.1 | Bright |
| 19 | 4.1 | Bright |
| 20 | 4.2 | Bright |
| 21 | 4.2 | Bright |
| 22 | 4.2 | Bright |
| 23 | 4.2 | Bright |
| 24 | 4.3 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.4 | Bright |
| 29 | 4.4 | Bright |
| 30 | 4.4 | Bright |
| 31 | 4.5 | Bright |
Is March a good time to visit Green Bay?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Green Bay.
What to pack for Green Bay in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Green Bay sees daytime highs around 40°F and nights near 24°F. Pack a warm layer and a heavy coat. Worth having: rain gear. About 8 days see rain.
Sea temperature near Green Bay in March
The nearest coast averages about 34°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 10 mi away) is warmest in August at about 69°F and coldest in March near 34°F.
It's comfortable for a long swim from Aug 9 to Aug 23 — about 0.5 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 37 | 35 | 34 | 37 | 43 | 52 | 65 | 69 | 64 | 55 | 46 | 39 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 37 | Bracing |
| Feb | 35 | Bracing |
| Mar | 34 | Bracing |
| Apr | 37 | Bracing |
| May | 43 | Bracing |
| Jun | 52 | Bracing |
| Jul | 65 | Cool |
| Aug | 69 | Refreshing |
| Sep | 64 | Cool |
| Oct | 55 | Bracing |
| Nov | 46 | Bracing |
| Dec | 39 | Bracing |
UV index in Green Bay in March
Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Green Bay peaks around June 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 8 | 9 | 8 | 7 | 5 | 3 | 2 | 1 |
| Level | Low | Low | Moderate | High | Very high | Very high | Very high | High | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 8 | Very high |
| Aug | 7 | High |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Green Bay?
Green Bay sits at 44.5°N, 88.0°W, 591 ft above sea level, in United States. The nearest listed city is Ashwaubenon, 3.7 mi away.
Topography around Green Bay
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Green Bay.
Within 2 miles, the terrain around Green Bay has only modest variations in elevation — a maximum elevation change of 135 ft around an average of 597 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 433 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 728 ft.
The land around Green Bay is covered by artificial surfaces (51%) and trees (30%) within 2 miles, trees (29%) and cropland (21%) within 10 miles, and trees (30%), cropland (30%) and water (28%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Green Bay (44.5192°, -88.0198°, elevation 591 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).