Eau Claire weather in May: Eau Claire, Wisconsin: normal highs, lows, rain and records for May
Eau Claire in May has a normal high of 70°F and a normal low of 45°F, a daily mean of 57°F, rising from 64°F on the 1st to 75°F by the 31st. Measurable precipitation falls on 13 days in a normal May, 3.91 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 21°C and low of 7°C, 99 mm of precipitation and 1 cm of snow in May.
- NOAA stationChippewa Valley Regional Airport
- Station IDUSW00014991
- Location44.87°N 91.49°W
- Elevation885 ft (270 m)
- From the center3 miles
- Population72,331
- Jan 23° 6°
- Feb 28° 9°
- Mar 41° 21°
- Apr 57° 33°
- May 70° 45°
- Jun 79° 56°
- Jul 83° 60°
- Aug 80° 58°
- Sep 72° 49°
- Oct 58° 37°
- Nov 42° 25°
- Dec 29° 13°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Eau Claire in May?
The normal high is 70°F and the normal low 45°F, for a daily mean of 57.4°F. May is 12.6°F warmer than April and 9.7°F cooler than June. May is the 5th warmest month of the year in Eau Claire and the 3rd wettest. Across the month the normal high rises 11°F, from 64°F on May 1 to 75°F on May 31. From one year to the next May's mean temperature typically moves about 3.0°F either way (NOAA's standard deviation), so roughly two Mays in three average between 54°F and 60°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 | 64°F | 39°F | 41% | 24% |
| May 8 | 67°F | 42°F | 41% | 25% |
| May 15 | 69°F | 45°F | 41% | 26% |
| May 22 | 72°F | 47°F | 42% | 26% |
| May 31 | 75°F | 51°F | 42% | 28% |
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 | 64°F | 39°F | 41% | 24% | 14 h 10 min |
| May 2 | 64°F | 40°F | 41% | 25% | 14 h 20 min |
| May 3 | 65°F | 40°F | 41% | 25% | 14 h 20 min |
| May 4 | 65°F | 41°F | 41% | 25% | 14 h 20 min |
| May 5 | 66°F | 41°F | 41% | 25% | 14 h 20 min |
| May 6 | 66°F | 41°F | 41% | 25% | 14 h 30 min |
| May 7 | 67°F | 42°F | 41% | 25% | 14 h 30 min |
| May 8 | 67°F | 42°F | 41% | 25% | 14 h 30 min |
| May 9 | 67°F | 43°F | 41% | 25% | 14 h 30 min |
| May 10 | 68°F | 43°F | 41% | 25% | 14 h 40 min |
| May 11 | 68°F | 43°F | 41% | 25% | 14 h 40 min |
| May 12 | 68°F | 44°F | 41% | 25% | 14 h 40 min |
| May 13 | 69°F | 44°F | 41% | 25% | 14 h 40 min |
| May 14 | 69°F | 44°F | 41% | 25% | 14 h 50 min |
| May 15 | 69°F | 45°F | 41% | 26% | 14 h 50 min |
| May 16 | 70°F | 45°F | 41% | 26% | 14 h 50 min |
| May 17 | 70°F | 46°F | 41% | 26% | 14 h 50 min |
| May 18 | 71°F | 46°F | 41% | 26% | 14 h 50 min |
| May 19 | 71°F | 46°F | 41% | 26% | 15 h |
| May 20 | 71°F | 47°F | 41% | 26% | 15 h |
| May 21 | 72°F | 47°F | 42% | 26% | 15 h |
| May 22 | 72°F | 47°F | 42% | 26% | 15 h |
| May 23 | 72°F | 48°F | 42% | 26% | 15 h |
| May 24 | 72°F | 48°F | 42% | 27% | 15 h 10 min |
| May 25 | 73°F | 49°F | 42% | 27% | 15 h 10 min |
| May 26 | 73°F | 49°F | 42% | 27% | 15 h 10 min |
| May 27 | 73°F | 49°F | 42% | 27% | 15 h 10 min |
| May 28 | 74°F | 50°F | 42% | 27% | 15 h 10 min |
| May 29 | 74°F | 50°F | 42% | 27% | 15 h 20 min |
| May 30 | 74°F | 50°F | 42% | 28% | 15 h 20 min |
| May 31 | 75°F | 51°F | 42% | 28% | 15 h 20 min |
- Normal high
- 70°FMay average
- Normal low
- 45°FMay average
- Precipitation
- 3.91 inmonth total
- Days with precipitation
- 130.01 inch or more
- Snowfall
- 0.4 inmonth total
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 2
- Daylight
- 14 h 10 min to 15 h 20 minMay 1 to May 31
- Days at 70°F or more
- 16
- Days at 80°F or more
- 5
- Sunshine
- 69%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014991; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Eau Claire in May?
On a given May day the chance of 0.01 inch or more is 41% on average, highest around May 26 (42%). In all, 3.91 in falls on 13 days of a normal May, 1 of them with an inch or more.
In a normal May in Eau Claire, 1 days reach 90°F, 2 nights fall to freezing and snowfall averages 0.4 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014991.
How humid and windy is Eau Claire in May?
At 3 p.m. the normal temperature is 72°F with 45% relative humidity and a dew point of 49°F; at 6 a.m. it is 56°F with 81% humidity. The wind averages 7.3 mph, most often from the southwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 56°F | 50°F | 81% | 5.5 mph | 52% |
| 9 a.m. | 64°F | 51°F | 62% | 8.6 mph | 53% |
| noon | 70°F | 50°F | 49% | 10.1 mph | 47% |
| 3 p.m. | 72°F | 49°F | 45% | 9.9 mph | 43% |
| 6 p.m. | 70°F | 50°F | 48% | 8.7 mph | 52% |
| 9 p.m. | 62°F | 51°F | 66% | 5.5 mph | 57% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014991. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for May in Eau Claire?
The warmest May temperature on Eau Claire's official record (since 1893) is 107°F, on May 31, 1934; the coldest is 20°F, on May 4, 1907. The wettest May brought 10.54 in (1938); the snowiest, 9.3 inches (2013).
The May mean against the 1991-2020 normal of 57.4°F: 2021 57.0°F (−0.4), 2022 58.9°F (+1.5), 2023 60.4°F (+3.0), 2024 59.4°F (+2.0), 2025 57.4°F (at normal), 2026 57.2°F (−0.2). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 57.0°F | −0.4°F | 3.36 in |
| 2022 | 58.9°F | +1.5°F | 4.86 in |
| 2023 | 60.4°F | +3.0°F | 2.04 in |
| 2024 | 59.4°F | +2.0°F | 3.80 in |
| 2025 | 57.4°F | at normal | 3.08 in |
| 2026 | 57.2°F | −0.2°F | 1.51 in |
Source: records: ACIS, NWS threaded record EAUthr; recent months: ACIS, station USW00014991. Records and recent months use complete months only.
How does May in Eau Claire 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; Eau Claire's is 70°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.