April is one of the cooler months of the year in Bessemer, with average highs near 22.7°C and lows around 10.1°C (mean 16.4°C). It is about average for rainfall, averaging 118 mm of rainfall and 79% relative humidity across the period.
April is one of the cooler months of the year in Bessemer. Across 45 years of records, the warmest April in Bessemer was 2017 — when the month averaged 19.1°C — while the coldest were 1983 and 1993 at 13.7°C. Typical April days reach 22.7°C with nights near 10.1°C. The long-term trend is warming, about 0.3°C per decade.
April is about average for rainfall in Bessemer, averaging 118 mm of rainfall. The wettest April on record was 2014 with 228 mm, while the driest was 1986 at 12 mm.
Relative humidity in Bessemer during April averages 79%. The most humid April was 2015 at 85%, and the least humid was 1986 at 61%.
April receives about 5.5 kWh/m²/day of solar energy in Bessemer. The sunniest Aprils were 2010 and 2021 at 6.2 kWh/m²/day, and the cloudiest was 2015 at 4.4.
Average wind speed in Bessemer during April is 0.2 m/s. The windiest Aprils were 2023, 2024 and 2025, among others at 0.2 m/s, while the calmest were 2023, 2024 and 2025, among others at 0.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.8°C | 16.0°C | 16.6°C | 17.0°C | 16.7°C | +0.9°C |
| Avg High | 22.3°C | 22.1°C | 22.9°C | 23.2°C | 23.0°C | +0.7°C |
| Avg Low | 9.2°C | 9.8°C | 10.2°C | 10.8°C | 10.3°C | +1.1°C |
| Avg Rain | 116 mm | 108 mm | 101 mm | 139 mm | 129 mm | +14 mm |
April temperatures in Bessemer have risen by about 1.2°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -4.2°C (1987) to a record high of 33.1°C (1986).
Rainfall in April is about average for rainfall, averaging 118 mm, with a wettest year of 228 mm.
A good time to visit Bessemer
April is a good time to visit Bessemer, with days averaging 22.7°C and nights around 10.1°C (mean 16.4°C, close to Bessemer's yearly average) and higher rainfall. May and September 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 | 25.0°C | 18.7°C | 12.4°C | 30.0°C | 1.0°C | 151 mm | 80% | 0.2 m/s | 5.3 |
| 2024 | 23.5°C | 17.5°C | 11.5°C | 30.3°C | 1.8°C | 87 mm | 79% | 0.2 m/s | 5 |
| 2023 | 22.7°C | 16.4°C | 10.1°C | 28.7°C | 4.4°C | 141 mm | 79% | 0.2 m/s | 5.5 |
| 2022 | 22.6°C | 15.9°C | 9.1°C | 27.9°C | 1.4°C | 119 mm | 79% | 0.2 m/s | 5.7 |
| 2021 | 22.2°C | 15.8°C | 9.3°C | 31.3°C | -1.6°C | 86 mm | 76% | 0.2 m/s | 6.2 |
| 2020 | 22.0°C | 15.6°C | 9.3°C | 27.6°C | 2.4°C | 190 mm | 78% | 0.2 m/s | 5.7 |
| 2019 | 23.4°C | 17.2°C | 10.9°C | 28.6°C | 0.0°C | 147 mm | 80% | 0.2 m/s | 5.5 |
| 2018 | 21.0°C | 14.2°C | 7.4°C | 25.9°C | -1.2°C | 176 mm | 78% | 0.2 m/s | 5.9 |
| 2017 🔥 | 25.5°C | 19.1°C | 12.8°C | 30.7°C | 3.8°C | 120 mm | 78% | 0.2 m/s | 5.9 |
| 2016 | 22.5°C | 16.6°C | 10.8°C | 28.9°C | 3.9°C | 93 mm | 79% | 0.2 m/s | 5.4 |
| 2015 | 23.3°C | 18.1°C | 12.8°C | 27.9°C | 4.3°C | 198 mm | 85% | 0.2 m/s | 4.4 |
| 2014 🌧️ | 22.0°C | 15.9°C | 9.8°C | 27.6°C | -0.9°C | 228 mm | 82% | 0.2 m/s | 5.3 |
| 2013 | 21.8°C | 15.8°C | 9.8°C | 28.7°C | 3.0°C | 149 mm | 82% | 0.2 m/s | 5.2 |
| 2012 | 24.4°C | 18.1°C | 11.8°C | 30.4°C | 3.1°C | 28 mm | 78% | 0.2 m/s | 6.1 |
| 2011 | 24.1°C | 17.9°C | 11.6°C | 29.2°C | 2.7°C | 157 mm | 79% | 0.2 m/s | 5.5 |
| 2010 | 24.1°C | 17.4°C | 10.6°C | 28.0°C | 5.3°C | 98 mm | 77% | 0.2 m/s | 6.2 |
| 2009 | 21.8°C | 15.7°C | 9.6°C | 28.9°C | 0.1°C | 94 mm | 81% | 0.2 m/s | 5.4 |
| 2008 | 22.7°C | 16.2°C | 9.8°C | 28.3°C | 0.6°C | 114 mm | 78% | 0.2 m/s | 5.7 |
| 2007 | 22.3°C | 15.5°C | 8.7°C | 32.2°C | -2.6°C | 56 mm | 69% | 0.2 m/s | 5.8 |
| 2006 | 25.2°C | 18.7°C | 12.3°C | 31.3°C | 4.2°C | 105 mm | 79% | 0.2 m/s | 5.9 |
| 2005 | 21.7°C | 15.5°C | 9.3°C | 25.9°C | 2.2°C | 103 mm | 79% | 0.2 m/s | 5.4 |
| 2004 | 22.8°C | 16.2°C | 9.5°C | 29.3°C | 1.8°C | 71 mm | 75% | 0.2 m/s | 5.8 |
| 2003 | 23.3°C | 17.2°C | 11.2°C | 28.5°C | 3.4°C | 137 mm | 80% | 0.2 m/s | 5.3 |
| 2002 | 24.3°C | 18.2°C | 12.1°C | 30.3°C | 1.3°C | 64 mm | 79% | 0.2 m/s | 5.2 |
| 2001 | 23.4°C | 17.6°C | 11.8°C | 29.9°C | 0.8°C | 112 mm | 79% | 0.2 m/s | 5.4 |
| 2000 | 21.3°C | 14.7°C | 8.2°C | 27.3°C | -1.5°C | 152 mm | 79% | 0.2 m/s | 5 |
| 1999 | 24.2°C | 18.3°C | 12.4°C | 29.1°C | 2.1°C | 64 mm | 80% | 0.2 m/s | 5.4 |
| 1998 | 21.4°C | 15.6°C | 9.9°C | 26.5°C | 3.3°C | 154 mm | 82% | 0.2 m/s | 4.9 |
| 1997 | 20.6°C | 14.3°C | 7.9°C | 25.6°C | 0.2°C | 135 mm | 78% | 0.2 m/s | 5.6 |
| 1996 | 20.6°C | 14.0°C | 7.4°C | 26.5°C | -1.5°C | 70 mm | 78% | 0.2 m/s | 5.7 |
| 1995 | 23.0°C | 16.6°C | 10.2°C | 27.2°C | 3.5°C | 120 mm | 78% | 0.2 m/s | 5.7 |
| 1994 | 24.1°C | 17.7°C | 11.2°C | 29.7°C | -0.3°C | 126 mm | 80% | 0.2 m/s | 5.7 |
| 1993 | 19.9°C | 13.7°C | 7.6°C | 26.8°C | -0.6°C | 82 mm | 79% | 0.2 m/s | 5.1 |
| 1992 | 22.0°C | 15.6°C | 9.2°C | 28.5°C | -2.4°C | 80 mm | 79% | 0.2 m/s | 5.7 |
| 1991 | 23.6°C | 18.4°C | 13.2°C | 26.4°C | 2.6°C | 184 mm | 84% | 0.2 m/s | 4.6 |
| 1990 | 21.8°C | 15.3°C | 8.7°C | 29.3°C | -1.7°C | 67 mm | 80% | 0.2 m/s | 5.5 |
| 1989 | 21.7°C | 15.2°C | 8.7°C | 28.4°C | -2.1°C | 110 mm | 79% | 0.2 m/s | 5.4 |
| 1988 | 22.2°C | 15.8°C | 9.3°C | 28.6°C | 1.7°C | 104 mm | 78% | 0.2 m/s | 5.4 |
| 1987 | 21.4°C | 14.7°C | 8.0°C | 29.8°C | -4.2°C | 26 mm | 78% | 0.2 m/s | 5.9 |
| 1986 | 25.9°C | 17.6°C | 9.4°C | 33.1°C | 1.1°C | 12 mm | 61% | 0.2 m/s | 6.1 |
| 1985 | 23.1°C | 16.6°C | 10.1°C | 28.4°C | -0.2°C | 87 mm | 79% | 0.2 m/s | 5.7 |
| 1984 | 21.0°C | 15.3°C | 9.5°C | 28.6°C | 1.7°C | 184 mm | 82% | 0.2 m/s | 4.6 |
| 1983 ❄️ | 19.9°C | 13.7°C | 7.5°C | 26.0°C | -1.8°C | 227 mm | 79% | 0.2 m/s | — |
| 1982 | 20.5°C | 14.5°C | 8.5°C | 25.7°C | -0.7°C | 224 mm | 81% | 0.2 m/s | — |
| 1981 | 25.0°C | 18.5°C | 12.0°C | 30.3°C | 4.2°C | 66 mm | 77% | 0.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 22.7°C with lows near 10.1°C (mean 16.4°C), based on 45 years of NASA POWER data.
April averages 118 mm of rainfall in Bessemer, about average for rainfall. The wettest on record was 228 mm in 2014.
The hottest April reached 33.1°C in 1986. The coldest dipped to -4.2°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.2°C. Daytime highs moved from 21.9°C to 23.2°C and overnight lows from 9.5°C to 10.5°C over the same span.
April is one of the cooler months of the year in Bessemer and about average for rainfall, so plan for around 22.7°C daytime highs and 10.1°C at night.
Not quite — April is the 6th coolest month in Bessemer, averaging 16.4°C.
For April in Bessemer, pack light layers you can adjust through the day, with typical highs of 22.7°C and lows of 10.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 79% — quite humid.
Average wind speed in April is 0.2 m/s. The windiest April on record averaged 0.2 m/s (1981).
The wettest April on record was 2014 with 228 mm. On average, April sees 118 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 Bessemer 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.
