Sheboygan weather in May: Sheboygan, Wisconsin: normal highs, lows, rain and records for May
Sheboygan in May has a normal high of 65°F and a normal low of 44°F, a daily mean of 54°F, rising from 59°F on the 1st to 70°F by the 31st. Measurable precipitation falls on 13 days in a normal May, 3.35 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 18°C and low of 6°C, 85 mm of precipitation in May.
- NOAA stationSheboygan County Mem Airport
- Station IDUSW00004841
- Location43.77°N 87.85°W
- Elevation746 ft (227 m)
- Population49,624
- Jan 27° 12°
- Feb 30° 14°
- Mar 41° 24°
- Apr 53° 34°
- May 65° 44°
- Jun 75° 54°
- Jul 80° 58°
- Aug 78° 57°
- Sep 71° 50°
- Oct 58° 39°
- Nov 44° 28°
- Dec 33° 18°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Sheboygan in May?
The normal high is 65°F and the normal low 44°F, for a daily mean of 54.2°F. May is 11.2°F warmer than April and 10.3°F cooler than June. May is the 5th warmest month of the year in Sheboygan and the 3rd wettest. Across the month the normal high rises 11°F, from 59°F on May 1 to 70°F on May 31. From one year to the next May's mean temperature typically moves about 2.8°F either way (NOAA's standard deviation), so roughly two Mays in three average between 51°F and 57°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 42%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 59°F | 38°F | 42% | 25% |
| May 8 | 62°F | 41°F | 42% | 25% |
| May 15 | 65°F | 43°F | 42% | 26% |
| May 22 | 67°F | 46°F | 42% | 26% |
| May 31 | 70°F | 49°F | 42% | 26% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 59°F | 38°F | 42% | 25% | 14 h 10 min |
| May 2 | 59°F | 39°F | 42% | 25% | 14 h 10 min |
| May 3 | 60°F | 39°F | 42% | 25% | 14 h 10 min |
| May 4 | 60°F | 39°F | 42% | 25% | 14 h 20 min |
| May 5 | 61°F | 40°F | 42% | 25% | 14 h 20 min |
| May 6 | 61°F | 40°F | 42% | 25% | 14 h 20 min |
| May 7 | 61°F | 40°F | 42% | 25% | 14 h 20 min |
| May 8 | 62°F | 41°F | 42% | 25% | 14 h 30 min |
| May 9 | 62°F | 41°F | 42% | 26% | 14 h 30 min |
| May 10 | 63°F | 41°F | 42% | 26% | 14 h 30 min |
| May 11 | 63°F | 42°F | 42% | 26% | 14 h 30 min |
| May 12 | 63°F | 42°F | 42% | 26% | 14 h 30 min |
| May 13 | 64°F | 43°F | 42% | 26% | 14 h 40 min |
| May 14 | 64°F | 43°F | 42% | 26% | 14 h 40 min |
| May 15 | 65°F | 43°F | 42% | 26% | 14 h 40 min |
| May 16 | 65°F | 44°F | 42% | 26% | 14 h 40 min |
| May 17 | 65°F | 44°F | 42% | 26% | 14 h 50 min |
| May 18 | 66°F | 44°F | 42% | 26% | 14 h 50 min |
| May 19 | 66°F | 45°F | 42% | 26% | 14 h 50 min |
| May 20 | 66°F | 45°F | 42% | 26% | 14 h 50 min |
| May 21 | 67°F | 45°F | 42% | 26% | 14 h 50 min |
| May 22 | 67°F | 46°F | 42% | 26% | 15 h |
| May 23 | 68°F | 46°F | 42% | 26% | 15 h |
| May 24 | 68°F | 47°F | 42% | 26% | 15 h |
| May 25 | 68°F | 47°F | 42% | 26% | 15 h |
| May 26 | 69°F | 47°F | 42% | 26% | 15 h |
| May 27 | 69°F | 48°F | 42% | 26% | 15 h |
| May 28 | 69°F | 48°F | 42% | 26% | 15 h 10 min |
| May 29 | 70°F | 48°F | 42% | 26% | 15 h 10 min |
| May 30 | 70°F | 49°F | 42% | 26% | 15 h 10 min |
| May 31 | 70°F | 49°F | 42% | 26% | 15 h 10 min |
- Normal high
- 65°FMay average
- Normal low
- 44°FMay average
- Precipitation
- 3.35 inmonth total
- Days with precipitation
- 130.01 inch or more
- Nights at 32°F or colder
- 2
- Daylight
- 14 h 10 min to 15 h 10 minMay 1 to May 31
- Days at 70°F or more
- 10
- Days at 80°F or more
- 3
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00004841; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Sheboygan in May?
On a given May day the chance of 0.01 inch or more is 42% on average, highest around May 10 (42%). In all, 3.35 in falls on 13 days of a normal May, 1 of them with an inch or more.
In a normal May in Sheboygan, 2 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00004841.
What are the records for May in Sheboygan?
The warmest May temperature on this station's record (since 1996) is 94°F, on May 27, 2018; the coldest is 25°F, on May 3, 2004. The wettest May brought 10.13 in (2004).
The May mean against the 1991-2020 normal of 54.2°F: 2021 55.8°F (+1.6), 2022 56.9°F (+2.7), 2023 55.7°F (+1.5), 2024 55.0°F (+0.8), 2025 52.4°F (−1.8), 2026 53.1°F (−1.1). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 55.8°F | +1.6°F | 3.22 in |
| 2022 | 56.9°F | +2.7°F | 2.33 in |
| 2023 | 55.7°F | +1.5°F | 0.83 in |
| 2024 | 55.0°F | +0.8°F | 6.18 in |
| 2025 | 52.4°F | −1.8°F | 4.09 in |
| 2026 | 53.1°F | −1.1°F | 1.06 in |
Source: records: ACIS, station USW00004841; recent months: ACIS, station USW00004841. Records and recent months use complete months only.
How does May in Sheboygan compare across Wisconsin?
Across the 165 places PlainClimate covers in Wisconsin, May normal highs run from 57°F in Superior to 73°F in Mondovi; Sheboygan's is 65°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.