Lafayette weather in April: Lafayette, Indiana: normal highs, lows, rain and records for April
Lafayette in April has a normal high of 62°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 12 days in a normal April, 3.84 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 17°C and low of 5°C, 98 mm of precipitation in April.
- NOAA stationLafayette Purdue University Airport
- Station IDUSW00014835
- Location40.41°N 86.94°W
- Elevation599 ft (183 m)
- Population71,757
- Jan 33° 18°
- Feb 38° 21°
- Mar 50° 30°
- Apr 62° 40°
- May 73° 51°
- Jun 81° 60°
- Jul 84° 63°
- Aug 83° 62°
- Sep 77° 54°
- Oct 65° 43°
- Nov 50° 33°
- Dec 38° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Lafayette in April?
The normal high is 62°F and the normal low 40°F, for a daily mean of 51.1°F. April is 11.1°F warmer than March and 10.5°F cooler than May. April is the 7th warmest month of the year in Lafayette and the 4th 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 2.9°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 48°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 40%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 56°F | 35°F | 37% | 21% |
| April 8 | 59°F | 38°F | 38% | 23% |
| April 15 | 62°F | 40°F | 39% | 24% |
| April 22 | 64°F | 43°F | 40% | 26% |
| April 30 | 67°F | 45°F | 40% | 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 | 35°F | 37% | 21% | 12 h 40 min |
| April 2 | 57°F | 36°F | 37% | 21% | 12 h 40 min |
| April 3 | 57°F | 36°F | 37% | 22% | 12 h 40 min |
| April 4 | 58°F | 36°F | 37% | 22% | 12 h 50 min |
| April 5 | 58°F | 37°F | 38% | 22% | 12 h 50 min |
| April 6 | 58°F | 37°F | 38% | 22% | 12 h 50 min |
| April 7 | 59°F | 37°F | 38% | 23% | 12 h 50 min |
| April 8 | 59°F | 38°F | 38% | 23% | 13 h |
| April 9 | 60°F | 38°F | 38% | 23% | 13 h |
| April 10 | 60°F | 38°F | 38% | 23% | 13 h |
| April 11 | 60°F | 39°F | 38% | 23% | 13 h |
| April 12 | 61°F | 39°F | 39% | 24% | 13 h 10 min |
| April 13 | 61°F | 39°F | 39% | 24% | 13 h 10 min |
| April 14 | 61°F | 40°F | 39% | 24% | 13 h 10 min |
| April 15 | 62°F | 40°F | 39% | 24% | 13 h 10 min |
| April 16 | 62°F | 41°F | 39% | 25% | 13 h 20 min |
| April 17 | 63°F | 41°F | 39% | 25% | 13 h 20 min |
| April 18 | 63°F | 41°F | 39% | 25% | 13 h 20 min |
| April 19 | 63°F | 42°F | 39% | 25% | 13 h 20 min |
| April 20 | 64°F | 42°F | 39% | 25% | 13 h 30 min |
| April 21 | 64°F | 42°F | 40% | 25% | 13 h 30 min |
| April 22 | 64°F | 43°F | 40% | 26% | 13 h 30 min |
| April 23 | 65°F | 43°F | 40% | 26% | 13 h 30 min |
| April 24 | 65°F | 43°F | 40% | 26% | 13 h 40 min |
| April 25 | 65°F | 44°F | 40% | 26% | 13 h 40 min |
| April 26 | 66°F | 44°F | 40% | 26% | 13 h 40 min |
| April 27 | 66°F | 44°F | 40% | 26% | 13 h 40 min |
| April 28 | 67°F | 45°F | 40% | 26% | 13 h 50 min |
| April 29 | 67°F | 45°F | 40% | 26% | 13 h 50 min |
| April 30 | 67°F | 45°F | 40% | 27% | 13 h 50 min |
- Normal high
- 62°FApril average
- Normal low
- 40°FApril average
- Precipitation
- 3.84 inmonth total
- Days with precipitation
- 120.01 inch or more
- 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
- 9
- Days at 80°F or more
- 2
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014835; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Lafayette in April?
On a given April day the chance of 0.01 inch or more is 39% on average, highest around April 30 (40%). In all, 3.84 in falls on 12 days of a normal April, 1 of them with an inch or more.
In a normal April in Lafayette, 6 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014835.
How humid and windy is Lafayette in April?
At 3 p.m. the normal temperature is 65°F with 49% relative humidity and a dew point of 45°F; at 6 a.m. it is 49°F with 81% humidity. The wind averages 8.9 mph, most often from the west-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. | 49°F | 43°F | 81% | 6.3 mph | 58% |
| 9 a.m. | 56°F | 45°F | 67% | 9.7 mph | 57% |
| noon | 63°F | 46°F | 54% | 11.8 mph | 55% |
| 3 p.m. | 65°F | 45°F | 49% | 11.7 mph | 48% |
| 6 p.m. | 64°F | 45°F | 50% | 10.8 mph | 50% |
| 9 p.m. | 57°F | 45°F | 64% | 7.5 mph | 57% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014835. 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 Lafayette?
The warmest April temperature on this station's record (since 1944) is 89°F, on April 22, 1980; the coldest is 7°F, on April 7, 1982. The wettest April brought 8.76 in (1964); the snowiest, 6.0 inches (1982).
The April mean against the 1991-2020 normal of 51.1°F: 2021 56.2°F (+5.1), 2022 49.6°F (−1.5), 2023 52.0°F (+0.9), 2024 53.4°F (+2.3), 2025 53.2°F (+2.1), 2026 57.8°F (+6.7). 5 of 6 ran warmer than normal.
| April | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 56.2°F | +5.1°F | 2.68 in |
| 2022 | 49.6°F | −1.5°F | 2.01 in |
| 2023 | 52.0°F | +0.9°F | 1.20 in |
| 2024 | 53.4°F | +2.3°F | 6.49 in |
| 2025 | 53.2°F | +2.1°F | 4.18 in |
| 2026 | 57.8°F | +6.7°F | 6.22 in |
Source: records: ACIS, station USW00014835; recent months: ACIS, station USW00014835. Records and recent months use complete months only.
How does April in Lafayette compare across Indiana?
Across the 99 places PlainClimate covers in Indiana, April normal highs run from 58°F in Angola to 70°F in Boonville; Lafayette's is 62°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.