April is one of the cooler months of the year in Collierville, with average highs near 21.3°C and lows around 9.6°C (mean 15.5°C). It is a relatively wet time of year, averaging 140 mm of rainfall and 79% relative humidity across the period.
April is one of the cooler months of the year in Collierville. Across 45 years of records, the warmest April in Collierville was 2006 — when the month averaged 18.3°C — while the coldest was 2018 at 12.1°C. Typical April days reach 21.3°C with nights near 9.6°C. The long-term trend is warming, about 0.2°C per decade.
April is a relatively wet time of year in Collierville, averaging 140 mm of rainfall. The wettest April on record was 1991 with 356 mm, while the driest was 2012 at 51 mm.
Relative humidity in Collierville during April averages 79%. The most humid April was 1991 at 85%, and the least humid was 1986 at 68%.
April receives about 5.3 kWh/m²/day of solar energy in Collierville. The sunniest April was 2007 at 5.9 kWh/m²/day, and the cloudiest was 1993 at 4.5.
Average wind speed in Collierville during April is 1.9 m/s. The windiest April was 2011 at 2.4 m/s, while the calmest were 1986 and 2021 at 1.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.9°C | 15.0°C | 15.8°C | 16.0°C | 15.4°C | +0.5°C |
| Avg High | 20.9°C | 20.9°C | 21.6°C | 21.8°C | 21.1°C | +0.2°C |
| Avg Low | 8.9°C | 9.2°C | 9.9°C | 10.1°C | 9.6°C | +0.7°C |
| Avg Rain | 124 mm | 148 mm | 121 mm | 154 mm | 159 mm | +35 mm |
April temperatures in Collierville have risen by about 0.8°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -4.4°C (2007) to a record high of 31.7°C (1986).
Rainfall in April is a relatively wet time of year, averaging 140 mm, with a wettest year of 356 mm.
A good time to visit Collierville
April is a good time to visit Collierville, with days averaging 21.3°C and nights around 9.6°C (mean 15.5°C, close to Collierville's yearly average) and higher rainfall. September and May are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.4°C | 17.9°C | 12.3°C | 29.2°C | 0.8°C | 255 mm | 82% | 1.9 m/s | 5.2 |
| 2024 | 22.1°C | 16.7°C | 11.3°C | 27.6°C | 2.5°C | 121 mm | 79% | 2 m/s | 5.2 |
| 2023 | 20.1°C | 14.5°C | 8.9°C | 26.6°C | 1.9°C | 143 mm | 79% | 1.7 m/s | 5.3 |
| 2022 | 20.7°C | 14.6°C | 8.5°C | 27.1°C | -0.2°C | 164 mm | 79% | 2 m/s | 5.1 |
| 2021 | 20.3°C | 14.4°C | 8.5°C | 27.0°C | -2.9°C | 93 mm | 79% | 1.6 m/s | 5.8 |
| 2020 | 20.1°C | 14.2°C | 8.4°C | 25.4°C | 1.2°C | 179 mm | 81% | 1.7 m/s | 5.5 |
| 2019 | 21.7°C | 16.1°C | 10.4°C | 27.5°C | -2.0°C | 195 mm | 82% | 1.7 m/s | 5 |
| 2018 ❄️ | 18.3°C | 12.1°C | 5.9°C | 25.2°C | -2.9°C | 179 mm | 81% | 1.9 m/s | 5 |
| 2017 | 23.9°C | 18.0°C | 12.2°C | 28.6°C | 3.7°C | 139 mm | 79% | 1.8 m/s | 5 |
| 2016 | 21.3°C | 16.0°C | 10.7°C | 27.0°C | 3.1°C | 116 mm | 81% | 1.7 m/s | 5.4 |
| 2015 | 22.2°C | 16.8°C | 11.4°C | 26.8°C | 3.7°C | 136 mm | 82% | 1.8 m/s | 4.8 |
| 2014 | 21.1°C | 15.0°C | 9.0°C | 26.6°C | -1.3°C | 122 mm | 79% | 1.8 m/s | 5.1 |
| 2013 | 20.2°C | 14.4°C | 8.6°C | 26.4°C | 2.7°C | 185 mm | 82% | 1.8 m/s | 4.9 |
| 2012 | 22.8°C | 17.0°C | 11.2°C | 28.0°C | 2.4°C | 51 mm | 78% | 1.7 m/s | 5.8 |
| 2011 | 23.3°C | 17.3°C | 11.3°C | 28.5°C | 1.5°C | 307 mm | 80% | 2.4 m/s | 5.1 |
| 2010 | 23.0°C | 16.8°C | 10.7°C | 27.2°C | 4.2°C | 111 mm | 76% | 1.8 m/s | 5.8 |
| 2009 | 20.6°C | 14.9°C | 9.1°C | 27.3°C | -0.4°C | 99 mm | 79% | 2.1 m/s | 5.1 |
| 2008 | 20.7°C | 14.7°C | 8.8°C | 29.2°C | -0.2°C | 169 mm | 81% | 1.8 m/s | 5 |
| 2007 | 20.4°C | 14.1°C | 7.9°C | 29.7°C | -4.4°C | 85 mm | 71% | 1.8 m/s | 5.9 |
| 2006 🔥 | 24.1°C | 18.3°C | 12.5°C | 31.3°C | 1.1°C | 118 mm | 79% | 1.8 m/s | 5.5 |
| 2005 | 20.9°C | 15.2°C | 9.6°C | 27.2°C | 1.5°C | 169 mm | 80% | 1.9 m/s | 5 |
| 2004 | 20.9°C | 15.1°C | 9.3°C | 25.9°C | 0.7°C | 161 mm | 79% | 1.8 m/s | 5.5 |
| 2003 | 22.1°C | 16.2°C | 10.3°C | 28.5°C | 2.4°C | 106 mm | 79% | 2 m/s | 5.6 |
| 2002 | 22.7°C | 17.0°C | 11.3°C | 29.3°C | -0.9°C | 58 mm | 82% | 1.9 m/s | 5.4 |
| 2001 | 23.4°C | 17.8°C | 12.2°C | 29.0°C | 0.4°C | 101 mm | 79% | 1.8 m/s | 5.6 |
| 2000 | 20.5°C | 14.4°C | 8.2°C | 27.1°C | 0.3°C | 140 mm | 76% | 1.9 m/s | 5.1 |
| 1999 | 22.4°C | 17.1°C | 11.8°C | 28.1°C | 0.7°C | 137 mm | 82% | 2 m/s | 5 |
| 1998 | 20.6°C | 15.0°C | 9.5°C | 26.0°C | 3.0°C | 180 mm | 80% | 1.9 m/s | 5.1 |
| 1997 | 19.1°C | 12.8°C | 6.6°C | 25.8°C | -0.8°C | 119 mm | 78% | 1.8 m/s | 5.2 |
| 1996 | 20.0°C | 13.3°C | 6.6°C | 27.1°C | -1.8°C | 86 mm | 77% | 2.1 m/s | 5.3 |
| 1995 | 22.4°C | 15.8°C | 9.3°C | 27.1°C | -0.6°C | 111 mm | 75% | 1.9 m/s | 5.5 |
| 1994 | 22.8°C | 16.5°C | 10.2°C | 28.2°C | -2.1°C | 126 mm | 82% | 1.9 m/s | 5.8 |
| 1993 | 18.9°C | 13.5°C | 8.0°C | 23.9°C | -0.4°C | 147 mm | 80% | 2.1 m/s | 4.5 |
| 1992 | 21.0°C | 15.2°C | 9.4°C | 27.6°C | -2.1°C | 61 mm | 79% | 1.7 m/s | 5.5 |
| 1991 🌧️ | 21.9°C | 17.0°C | 12.2°C | 25.6°C | 5.4°C | 356 mm | 85% | 1.7 m/s | 4.8 |
| 1990 | 20.0°C | 14.0°C | 8.1°C | 27.8°C | -3.2°C | 157 mm | 80% | 1.7 m/s | 5.2 |
| 1989 | 20.0°C | 14.5°C | 8.9°C | 27.7°C | -3.3°C | 73 mm | 79% | 1.7 m/s | 5.6 |
| 1988 | 21.2°C | 14.8°C | 8.4°C | 27.1°C | 3.5°C | 89 mm | 76% | 1.9 m/s | 5.6 |
| 1987 | 20.8°C | 14.2°C | 7.5°C | 30.1°C | -4.1°C | 75 mm | 77% | 1.7 m/s | 5.8 |
| 1986 | 23.6°C | 16.6°C | 9.6°C | 31.7°C | 1.4°C | 64 mm | 68% | 1.6 m/s | 5.5 |
| 1985 | 22.1°C | 16.2°C | 10.4°C | 27.1°C | -0.3°C | 136 mm | 79% | 1.7 m/s | 5.4 |
| 1984 | 19.4°C | 14.0°C | 8.7°C | 27.4°C | 0.5°C | 162 mm | 82% | 1.9 m/s | 4.6 |
| 1983 | 17.9°C | 12.3°C | 6.7°C | 24.8°C | -2.3°C | 248 mm | 82% | 2.2 m/s | — |
| 1982 | 19.3°C | 13.3°C | 7.2°C | 25.0°C | -2.1°C | 194 mm | 79% | 1.9 m/s | — |
| 1981 | 24.1°C | 18.2°C | 12.4°C | 28.4°C | 3.5°C | 79 mm | 76% | 1.9 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 21.3°C with lows near 9.6°C (mean 15.5°C), based on 45 years of NASA POWER data.
April averages 140 mm of rainfall in Collierville, a relatively wet time of year. The wettest on record was 356 mm in 1991.
The hottest April reached 31.7°C in 1986. The coldest dipped to -4.4°C in 2007.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.8°C. Daytime highs moved from 20.6°C to 21.3°C and overnight lows from 9.1°C to 9.9°C over the same span.
April is one of the cooler months of the year in Collierville and a relatively wet time of year, so plan for around 21.3°C daytime highs and 9.6°C at night.
Not quite — April is the 6th coolest month in Collierville, averaging 15.5°C.
For April in Collierville, pack light layers you can adjust through the day, with typical highs of 21.3°C and lows of 9.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 79% — quite humid.
Average wind speed in April is 1.9 m/s. The windiest April on record averaged 2.4 m/s (2011).
The wettest April on record was 1991 with 356 mm. On average, April sees 140 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Collierville behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
