Galesburg weather in April: Galesburg, Illinois: normal highs, lows, rain and records for April
Galesburg in April has a normal high of 61°F and a normal low of 40°F, a daily mean of 51°F, rising from 56°F on the 1st to 67°F by the 30th. Measurable precipitation falls on 11 days in a normal April, 3.83 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 16°C and low of 4°C, 97 mm of precipitation and 1 cm of snow in April.
- NOAA stationGalesburg
- Station IDUSC00113320
- Location40.95°N 90.39°W
- Elevation761 ft (232 m)
- From the centerunder 1 mile
- Population29,289
- Jan 30° 14°
- Feb 35° 17°
- Mar 48° 28°
- Apr 61° 40°
- May 72° 52°
- Jun 81° 62°
- Jul 84° 65°
- Aug 82° 63°
- Sep 76° 55°
- Oct 63° 43°
- Nov 48° 30°
- Dec 35° 20°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Galesburg in April?
The normal high is 61°F and the normal low 40°F, for a daily mean of 50.6°F. April is 12.6°F warmer than March and 11.2°F cooler than May. April is the 7th warmest month of the year in Galesburg and the 6th wettest. Across the month the normal high rises 11°F, from 56°F on April 1 to 67°F on April 30. From one year to the next April's mean temperature typically moves about 3.5°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 47°F and 54°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 39%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 56°F | 34°F | 31% | 21% |
| April 8 | 59°F | 37°F | 33% | 23% |
| April 15 | 61°F | 40°F | 36% | 24% |
| April 22 | 64°F | 43°F | 37% | 25% |
| April 30 | 67°F | 46°F | 39% | 27% |
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 | 56°F | 34°F | 31% | 21% | 12 h 40 min |
| April 2 | 56°F | 35°F | 31% | 22% | 12 h 40 min |
| April 3 | 57°F | 35°F | 31% | 22% | 12 h 40 min |
| April 4 | 57°F | 35°F | 32% | 22% | 12 h 50 min |
| April 5 | 57°F | 36°F | 32% | 22% | 12 h 50 min |
| April 6 | 58°F | 36°F | 32% | 23% | 12 h 50 min |
| April 7 | 58°F | 37°F | 33% | 23% | 12 h 50 min |
| April 8 | 59°F | 37°F | 33% | 23% | 13 h |
| April 9 | 59°F | 37°F | 34% | 23% | 13 h |
| April 10 | 59°F | 38°F | 34% | 23% | 13 h |
| April 11 | 60°F | 38°F | 34% | 24% | 13 h 10 min |
| April 12 | 60°F | 39°F | 35% | 24% | 13 h 10 min |
| April 13 | 61°F | 39°F | 35% | 24% | 13 h 10 min |
| April 14 | 61°F | 39°F | 35% | 24% | 13 h 10 min |
| April 15 | 61°F | 40°F | 36% | 24% | 13 h 20 min |
| April 16 | 62°F | 40°F | 36% | 25% | 13 h 20 min |
| April 17 | 62°F | 41°F | 36% | 25% | 13 h 20 min |
| April 18 | 62°F | 41°F | 36% | 25% | 13 h 20 min |
| April 19 | 63°F | 41°F | 37% | 25% | 13 h 30 min |
| April 20 | 63°F | 42°F | 37% | 25% | 13 h 30 min |
| April 21 | 63°F | 42°F | 37% | 25% | 13 h 30 min |
| April 22 | 64°F | 43°F | 37% | 25% | 13 h 30 min |
| April 23 | 64°F | 43°F | 37% | 25% | 13 h 40 min |
| April 24 | 64°F | 43°F | 38% | 26% | 13 h 40 min |
| April 25 | 65°F | 44°F | 38% | 26% | 13 h 40 min |
| April 26 | 65°F | 44°F | 38% | 26% | 13 h 40 min |
| April 27 | 66°F | 45°F | 38% | 26% | 13 h 50 min |
| April 28 | 66°F | 45°F | 39% | 26% | 13 h 50 min |
| April 29 | 66°F | 45°F | 39% | 26% | 13 h 50 min |
| April 30 | 67°F | 46°F | 39% | 27% | 13 h 50 min |
- Normal high
- 61°FApril average
- Normal low
- 40°FApril average
- Precipitation
- 3.83 inmonth total
- Days with precipitation
- 110.01 inch or more
- Snowfall
- 0.4 inmonth total
- Nights at 32°F or colder
- 6
- Daylight
- 12 h 40 min to 13 h 50 minApril 1 to April 30
- Days at 70°F or more
- 8
- Days at 80°F or more
- 2
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00113320; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Galesburg in April?
On a given April day the chance of 0.01 inch or more is 35% on average, highest around April 30 (39%). In all, 3.83 in falls on 11 days of a normal April, 1 of them with an inch or more.
In a normal April in Galesburg, 6 nights fall to freezing and snowfall averages 0.4 inches.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00113320.
What are the records for April in Galesburg?
The warmest April temperature on this station's record (since 1896) is 91°F, on April 29, 1952; the coldest is 9°F, on April 2, 1899. The wettest April brought 8.21 in (2013); the snowiest, 13.0 inches (1997).
The April mean against the 1991-2020 normal of 50.6°F: 2021 49.4°F (−1.2), 2022 45.6°F (−5.0), 2023 51.3°F (+0.7), 2024 51.6°F (+1.0), 2025 52.6°F (+2.0), 2026 55.6°F (+5.0). 4 of 6 ran warmer than normal.
| April | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 49.4°F | −1.2°F | 4.48 in |
| 2022 | 45.6°F | −5.0°F | 3.56 in |
| 2023 | 51.3°F | +0.7°F | 1.60 in |
| 2024 | 51.6°F | +1.0°F | 5.54 in |
| 2025 | 52.6°F | +2.0°F | 2.67 in |
| 2026 | 55.6°F | +5.0°F | 7.28 in |
Source: records: ACIS, station USC00113320; recent months: ACIS, station USC00113320. Records and recent months use complete months only.
How does April in Galesburg compare across Illinois?
Across the 144 places PlainClimate covers in Illinois, April normal highs run from 55°F in Waukegan to 71°F in Anna; Galesburg's is 61°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.