Mitchell weather in May: Mitchell, South Dakota: normal highs, lows, rain and records for May
Mitchell in May has a normal high of 71°F and a normal low of 48°F, a daily mean of 59°F, rising from 65°F on the 1st to 76°F by the 31st. Measurable precipitation falls on 11 days in a normal May, 3.15 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 9°C, 80 mm of precipitation in May.
- NOAA stationMitchell Airport
- Station IDUSW00094950
- Location43.77°N 98.03°W
- Elevation1,303 ft (397 m)
- From the center3 miles
- Population15,621
- Jan 29° 9°
- Feb 33° 13°
- Mar 45° 24°
- Apr 59° 35°
- May 71° 48°
- Jun 81° 59°
- Jul 87° 64°
- Aug 84° 61°
- Sep 77° 51°
- Oct 62° 38°
- Nov 46° 24°
- Dec 32° 14°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Mitchell in May?
The normal high is 71°F and the normal low 48°F, for a daily mean of 59.3°F. May is 12.4°F warmer than April and 10.6°F cooler than June. May is the 5th warmest month of the year in Mitchell and the 2nd wettest. Across the month the normal high rises 11°F, from 65°F on May 1 to 76°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 56°F and 62°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 38%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 65°F | 42°F | 33% | 17% |
| May 8 | 68°F | 45°F | 34% | 18% |
| May 15 | 71°F | 48°F | 35% | 19% |
| May 22 | 73°F | 50°F | 37% | 20% |
| May 31 | 76°F | 54°F | 38% | 21% |
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 | 65°F | 42°F | 33% | 17% | 14 h 10 min |
| May 2 | 65°F | 42°F | 33% | 17% | 14 h 10 min |
| May 3 | 66°F | 42°F | 33% | 17% | 14 h 10 min |
| May 4 | 66°F | 43°F | 34% | 17% | 14 h 20 min |
| May 5 | 67°F | 43°F | 34% | 18% | 14 h 20 min |
| May 6 | 67°F | 44°F | 34% | 18% | 14 h 20 min |
| May 7 | 67°F | 44°F | 34% | 18% | 14 h 20 min |
| May 8 | 68°F | 45°F | 34% | 18% | 14 h 30 min |
| May 9 | 68°F | 45°F | 35% | 18% | 14 h 30 min |
| May 10 | 69°F | 45°F | 35% | 18% | 14 h 30 min |
| May 11 | 69°F | 46°F | 35% | 18% | 14 h 30 min |
| May 12 | 69°F | 46°F | 35% | 18% | 14 h 30 min |
| May 13 | 70°F | 47°F | 35% | 19% | 14 h 40 min |
| May 14 | 70°F | 47°F | 35% | 19% | 14 h 40 min |
| May 15 | 71°F | 48°F | 35% | 19% | 14 h 40 min |
| May 16 | 71°F | 48°F | 35% | 19% | 14 h 40 min |
| May 17 | 71°F | 48°F | 36% | 19% | 14 h 50 min |
| May 18 | 72°F | 49°F | 36% | 19% | 14 h 50 min |
| May 19 | 72°F | 49°F | 36% | 19% | 14 h 50 min |
| May 20 | 72°F | 50°F | 36% | 20% | 14 h 50 min |
| May 21 | 73°F | 50°F | 37% | 20% | 14 h 50 min |
| May 22 | 73°F | 50°F | 37% | 20% | 15 h |
| May 23 | 74°F | 51°F | 37% | 20% | 15 h |
| May 24 | 74°F | 51°F | 37% | 20% | 15 h |
| May 25 | 74°F | 52°F | 37% | 20% | 15 h |
| May 26 | 75°F | 52°F | 38% | 20% | 15 h |
| May 27 | 75°F | 52°F | 38% | 21% | 15 h |
| May 28 | 75°F | 53°F | 38% | 21% | 15 h 10 min |
| May 29 | 76°F | 53°F | 38% | 21% | 15 h 10 min |
| May 30 | 76°F | 53°F | 38% | 21% | 15 h 10 min |
| May 31 | 76°F | 54°F | 38% | 21% | 15 h 10 min |
- Normal high
- 71°FMay average
- Normal low
- 48°FMay average
- Precipitation
- 3.15 inmonth total
- Days with precipitation
- 110.01 inch or more
- Days at 90°F or more
- 1
- 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
- 17
- Days at 80°F or more
- 8
- Sunshine
- 73%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00094950; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Mitchell in May?
On a given May day the chance of 0.01 inch or more is 36% on average, highest around May 31 (38%). In all, 3.15 in falls on 11 days of a normal May, 1 of them with an inch or more.
In a normal May in Mitchell, 1 days reach 90°F and 2 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00094950.
How humid and windy is Mitchell 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 57°F with 82% humidity. The wind averages 10.2 mph, most often from the south in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 57°F | 51°F | 82% | 8.4 mph | – |
| 9 a.m. | 65°F | 53°F | 65% | 11.6 mph | – |
| noon | 71°F | 52°F | 51% | 12.7 mph | – |
| 3 p.m. | 74°F | 52°F | 46% | 12.6 mph | – |
| 6 p.m. | 72°F | 52°F | 49% | 11.3 mph | – |
| 9 p.m. | 65°F | 53°F | 66% | 8.0 mph | – |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00094950. 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 Mitchell?
The warmest May temperature on Mitchell's official record (since 1893) is 108°F, on May 30, 1934; the coldest is 18°F, on May 3, 1967. The wettest May brought 10.58 in (1942); the snowiest, 2.5 inches (1905).
The May mean against the 1991-2020 normal of 59.3°F: 2021 59.5°F (+0.3), 2022 58.4°F (−0.9), 2023 64.7°F (+5.4), 2024 60.2°F (+0.9), 2025 58.9°F (−0.4), 2026 60.3°F (+1.0). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 59.5°F | +0.3°F | 1.75 in |
| 2022 | 58.4°F | −0.9°F | 2.42 in |
| 2023 | 64.7°F | +5.4°F | 1.12 in |
| 2024 | 60.2°F | +0.9°F | 2.68 in |
| 2025 | 58.9°F | −0.4°F | 2.43 in |
| 2026 | 60.3°F | +1.0°F | 0.73 in |
Source: records: ACIS, NWS threaded record MHEthr; recent months: ACIS, station USW00094950. Records and recent months use complete months only.
How does May in Mitchell compare across South Dakota?
Across the 100 places PlainClimate covers in South Dakota, May normal highs run from 60°F in Custer to 73°F in Wagner; Mitchell's is 71°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.