Aberdeen weather in April: Aberdeen, South Dakota: normal highs, lows, rain and records for April
Aberdeen in April has a normal high of 58°F and a normal low of 31°F, a daily mean of 45°F, rising from 51°F on the 1st to 64°F by the 30th. Measurable precipitation falls on 8 days in a normal April, 1.91 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 14°C and low of 0°C, 49 mm of precipitation and 11 cm of snow in April.
- NOAA stationAberdeen Regional Airport
- Station IDUSW00014929
- Location45.46°N 98.41°W
- Elevation1,302 ft (397 m)
- Population27,919
- Jan 24° 2°
- Feb 29° 6°
- Mar 42° 19°
- Apr 58° 31°
- May 70° 44°
- Jun 80° 55°
- Jul 85° 60°
- Aug 83° 57°
- Sep 75° 47°
- Oct 59° 33°
- Nov 43° 19°
- Dec 29° 8°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Aberdeen in April?
The normal high is 58°F and the normal low 31°F, for a daily mean of 44.5°F. April is 14.0°F warmer than March and 12.8°F cooler than May. April is the 7th warmest month of the year in Aberdeen and the 7th wettest. Across the month the normal high rises 13°F, from 51°F on April 1 to 64°F on April 30. From one year to the next April's mean temperature typically moves about 3.9°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 41°F and 48°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 31%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 51°F | 26°F | 25% | 11% |
| April 8 | 54°F | 29°F | 26% | 12% |
| April 15 | 58°F | 31°F | 28% | 14% |
| April 22 | 61°F | 34°F | 30% | 16% |
| April 30 | 64°F | 37°F | 31% | 18% |
Every day of April: normal high, low and chance of precipitation (warmest afternoon April 30, coldest night April 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| April 1 | 51°F | 26°F | 25% | 11% | 12 h 40 min |
| April 2 | 51°F | 26°F | 25% | 11% | 12 h 50 min |
| April 3 | 52°F | 27°F | 25% | 11% | 12 h 50 min |
| April 4 | 52°F | 27°F | 25% | 11% | 12 h 50 min |
| April 5 | 53°F | 28°F | 25% | 12% | 13 h |
| April 6 | 53°F | 28°F | 26% | 12% | 13 h |
| April 7 | 54°F | 28°F | 26% | 12% | 13 h |
| April 8 | 54°F | 29°F | 26% | 12% | 13 h 10 min |
| April 9 | 55°F | 29°F | 26% | 13% | 13 h 10 min |
| April 10 | 55°F | 29°F | 27% | 13% | 13 h 10 min |
| April 11 | 56°F | 30°F | 27% | 13% | 13 h 20 min |
| April 12 | 56°F | 30°F | 27% | 13% | 13 h 20 min |
| April 13 | 57°F | 30°F | 27% | 14% | 13 h 20 min |
| April 14 | 57°F | 31°F | 28% | 14% | 13 h 20 min |
| April 15 | 58°F | 31°F | 28% | 14% | 13 h 30 min |
| April 16 | 58°F | 32°F | 28% | 15% | 13 h 30 min |
| April 17 | 59°F | 32°F | 28% | 15% | 13 h 30 min |
| April 18 | 59°F | 32°F | 29% | 15% | 13 h 40 min |
| April 19 | 59°F | 33°F | 29% | 15% | 13 h 40 min |
| April 20 | 60°F | 33°F | 29% | 16% | 13 h 40 min |
| April 21 | 60°F | 33°F | 29% | 16% | 13 h 50 min |
| April 22 | 61°F | 34°F | 30% | 16% | 13 h 50 min |
| April 23 | 61°F | 34°F | 30% | 16% | 13 h 50 min |
| April 24 | 62°F | 35°F | 30% | 17% | 13 h 50 min |
| April 25 | 62°F | 35°F | 30% | 17% | 14 h |
| April 26 | 63°F | 35°F | 31% | 17% | 14 h |
| April 27 | 63°F | 36°F | 31% | 17% | 14 h |
| April 28 | 63°F | 36°F | 31% | 17% | 14 h 10 min |
| April 29 | 64°F | 37°F | 31% | 18% | 14 h 10 min |
| April 30 | 64°F | 37°F | 31% | 18% | 14 h 10 min |
- Normal high
- 58°FApril average
- Normal low
- 31°FApril average
- Precipitation
- 1.91 inmonth total
- Days with precipitation
- 80.01 inch or more
- Snowfall
- 4.2 inmonth total
- Nights at 32°F or colder
- 16
- Daylight
- 12 h 40 min to 14 h 10 minApril 1 to April 30
- Days at 70°F or more
- 5
- Days at 80°F or more
- 1
- Sunshine
- 73%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014929; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Aberdeen in April?
On a given April day the chance of 0.01 inch or more is 28% on average, highest around April 30 (31%). In all, 1.91 in falls on 8 days of a normal April.
In a normal April in Aberdeen, 16 nights fall to freezing, 1 days stay below freezing all day and snowfall averages 4.2 inches.
Snow falls on 2 days in a normal April, and an inch or more covers the ground on 2 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014929.
How humid and windy is Aberdeen in April?
At 3 p.m. the normal temperature is 61°F with 39% relative humidity and a dew point of 36°F; at 6 a.m. it is 41°F with 82% humidity. The wind averages 11.9 mph, most often from the north-northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 41°F | 36°F | 82% | 9.3 mph | 56% |
| 9 a.m. | 51°F | 38°F | 59% | 13.2 mph | 62% |
| noon | 59°F | 37°F | 44% | 14.8 mph | 57% |
| 3 p.m. | 61°F | 36°F | 39% | 15.1 mph | 54% |
| 6 p.m. | 59°F | 36°F | 42% | 13.8 mph | 55% |
| 9 p.m. | 50°F | 38°F | 63% | 9.6 mph | 65% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014929. 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 April in Aberdeen?
The warmest April temperature on Aberdeen's official record (since 1893) is 98°F, on April 30, 1992; the coldest is −6°F, on April 4, 2018. The wettest April brought 7.88 in (1986); the snowiest, 24.4 inches (1970).
The April mean against the 1991-2020 normal of 44.5°F: 2021 44.7°F (+0.2), 2022 39.4°F (−5.1), 2023 37.6°F (−6.9), 2024 47.7°F (+3.2), 2025 44.5°F (at normal), 2026 42.6°F (−1.9). 2 of 6 ran warmer than normal.
| April | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 44.7°F | +0.2°F | 2.59 in |
| 2022 | 39.4°F | −5.1°F | 3.82 in |
| 2023 | 37.6°F | −6.9°F | 1.67 in |
| 2024 | 47.7°F | +3.2°F | 3.38 in |
| 2025 | 44.5°F | at normal | 3.07 in |
| 2026 | 42.6°F | −1.9°F | 2.22 in |
Source: records: ACIS, NWS threaded record ABRthr; recent months: ACIS, station USW00014929. Records and recent months use complete months only.
How does April in Aberdeen compare across South Dakota?
Across the 100 places PlainClimate covers in South Dakota, April normal highs run from 50°F in Custer to 62°F in Armour; Aberdeen's is 58°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.