La Crosse weather in May: La Crosse, Wisconsin: normal highs, lows, rain and records for May
La Crosse in May has a normal high of 72°F and a normal low of 50°F, a daily mean of 61°F, rising from 66°F on the 1st to 77°F by the 31st. Measurable precipitation falls on 13 days in a normal May, 4.33 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 10°C, 110 mm of precipitation in May.
- NOAA stationLa Crosse Regional Airport
- Station IDUSW00014920
- Location43.88°N 91.25°W
- Elevation652 ft (199 m)
- Population51,049
- Jan 27° 11°
- Feb 33° 14°
- Mar 46° 26°
- Apr 60° 38°
- May 72° 50°
- Jun 82° 60°
- Jul 85° 65°
- Aug 83° 62°
- Sep 76° 54°
- Oct 62° 42°
- Nov 46° 30°
- 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 La Crosse in May?
The normal high is 72°F and the normal low 50°F, for a daily mean of 61.0°F. May is 12.0°F warmer than April and 10.0°F cooler than June. May is the 5th warmest month of the year in La Crosse and the 2nd wettest. Across the month the normal high rises 11°F, from 66°F on May 1 to 77°F on May 31. From one year to the next May's mean temperature typically moves about 2.9°F either way (NOAA's standard deviation), so roughly two Mays in three average between 58°F and 64°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 43%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 66°F | 45°F | 42% | 25% |
| May 8 | 69°F | 47°F | 42% | 25% |
| May 15 | 72°F | 50°F | 42% | 25% |
| May 22 | 74°F | 52°F | 43% | 26% |
| May 31 | 77°F | 56°F | 43% | 27% |
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 | 66°F | 45°F | 42% | 25% | 14 h 10 min |
| May 2 | 67°F | 45°F | 42% | 25% | 14 h 10 min |
| May 3 | 67°F | 45°F | 42% | 25% | 14 h 10 min |
| May 4 | 68°F | 46°F | 42% | 25% | 14 h 20 min |
| May 5 | 68°F | 46°F | 42% | 25% | 14 h 20 min |
| May 6 | 68°F | 46°F | 42% | 25% | 14 h 20 min |
| May 7 | 69°F | 47°F | 42% | 25% | 14 h 20 min |
| May 8 | 69°F | 47°F | 42% | 25% | 14 h 30 min |
| May 9 | 70°F | 48°F | 42% | 25% | 14 h 30 min |
| May 10 | 70°F | 48°F | 42% | 25% | 14 h 30 min |
| May 11 | 70°F | 48°F | 42% | 25% | 14 h 30 min |
| May 12 | 71°F | 49°F | 42% | 25% | 14 h 40 min |
| May 13 | 71°F | 49°F | 42% | 25% | 14 h 40 min |
| May 14 | 71°F | 49°F | 42% | 25% | 14 h 40 min |
| May 15 | 72°F | 50°F | 42% | 25% | 14 h 40 min |
| May 16 | 72°F | 50°F | 42% | 25% | 14 h 40 min |
| May 17 | 73°F | 51°F | 42% | 25% | 14 h 50 min |
| May 18 | 73°F | 51°F | 42% | 26% | 14 h 50 min |
| May 19 | 73°F | 51°F | 42% | 26% | 14 h 50 min |
| May 20 | 74°F | 52°F | 43% | 26% | 14 h 50 min |
| May 21 | 74°F | 52°F | 43% | 26% | 14 h 50 min |
| May 22 | 74°F | 52°F | 43% | 26% | 15 h |
| May 23 | 75°F | 53°F | 43% | 26% | 15 h |
| May 24 | 75°F | 53°F | 43% | 26% | 15 h |
| May 25 | 75°F | 53°F | 43% | 26% | 15 h |
| May 26 | 76°F | 54°F | 43% | 26% | 15 h |
| May 27 | 76°F | 54°F | 43% | 26% | 15 h 10 min |
| May 28 | 76°F | 55°F | 43% | 26% | 15 h 10 min |
| May 29 | 77°F | 55°F | 43% | 26% | 15 h 10 min |
| May 30 | 77°F | 55°F | 43% | 27% | 15 h 10 min |
| May 31 | 77°F | 56°F | 43% | 27% | 15 h 10 min |
- Normal high
- 72°FMay average
- Normal low
- 50°FMay average
- Precipitation
- 4.33 inmonth total
- Days with precipitation
- 130.01 inch or more
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 1
- Daylight
- 14 h 10 min to 15 h 10 minMay 1 to May 31
- Days at 70°F or more
- 17
- Days at 80°F or more
- 7
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014920; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in La Crosse in May?
On a given May day the chance of 0.01 inch or more is 43% on average, highest around May 27 (43%). In all, 4.33 in falls on 13 days of a normal May, 1 of them with an inch or more.
In a normal May in La Crosse, 1 days reach 90°F and 1 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014920.
How humid and windy is La Crosse in May?
At 3 p.m. the normal temperature is 74°F with 46% relative humidity and a dew point of 52°F; at 6 a.m. it is 58°F with 80% humidity. The wind averages 7.8 mph, most often from the southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 58°F | 52°F | 80% | 6.7 mph | 49% |
| 9 a.m. | 66°F | 53°F | 64% | 8.2 mph | 54% |
| noon | 72°F | 53°F | 51% | 10.1 mph | 50% |
| 3 p.m. | 74°F | 52°F | 46% | 10.5 mph | 46% |
| 6 p.m. | 72°F | 52°F | 51% | 8.5 mph | 53% |
| 9 p.m. | 64°F | 54°F | 69% | 5.9 mph | 58% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014920. 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 La Crosse?
The warmest May temperature on La Crosse's official record (since 1872) is 107°F, on May 31, 1934; the coldest is 26°F, on May 2, 1911. The wettest May brought 9.73 in (2004); the snowiest, 7.2 inches (1935).
The May mean against the 1991-2020 normal of 61.0°F: 2021 60.8°F (−0.2), 2022 62.4°F (+1.4), 2023 63.1°F (+2.1), 2024 62.5°F (+1.5), 2025 59.5°F (−1.5), 2026 60.6°F (−0.4). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 60.8°F | −0.2°F | 4.82 in |
| 2022 | 62.4°F | +1.4°F | 4.20 in |
| 2023 | 63.1°F | +2.1°F | 1.75 in |
| 2024 | 62.5°F | +1.5°F | 6.71 in |
| 2025 | 59.5°F | −1.5°F | 3.08 in |
| 2026 | 60.6°F | −0.4°F | 1.18 in |
Source: records: ACIS, NWS threaded record LSEthr; recent months: ACIS, station USW00014920. Records and recent months use complete months only.
How does May in La Crosse 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; La Crosse's is 72°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.