April is one of the cooler months of the year in Antioch, with average highs near 20°C and lows around 8.3°C (mean 14.2°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 Antioch. Across 45 years of records, the warmest April in Antioch was 2017 — when the month averaged 17.4°C — while the coldest was 2018 at 10.8°C. Typical April days reach 20°C with nights near 8.3°C. The long-term trend is warming, about 0.3°C per decade.
April is about average for rainfall in Antioch, averaging 118 mm of rainfall. The wettest April on record was 2011 with 242 mm, while the driest was 1986 at 31 mm.
Relative humidity in Antioch during April averages 79%. The most humid April was 1991 at 84%, and the least humid was 1986 at 72%.
April receives about 5.1 kWh/m²/day of solar energy in Antioch. The sunniest April was 2010 at 5.8 kWh/m²/day, and the cloudiest was 1984 at 3.9.
Average wind speed in Antioch during April is 2 m/s. The windiest April was 2011 at 2.6 m/s, while the calmest were 1986 and 1989 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.5°C | 13.6°C | 14.5°C | 14.9°C | 14.4°C | +0.9°C |
| Avg High | 19.4°C | 19.5°C | 20.2°C | 20.7°C | 20.1°C | +0.7°C |
| Avg Low | 7.5°C | 7.7°C | 8.8°C | 9.1°C | 8.6°C | +1.1°C |
| Avg Rain | 107 mm | 101 mm | 117 mm | 140 mm | 125 mm | +18 mm |
April temperatures in Antioch have risen by about 1.3°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -5.7°C (1990) to a record high of 29.5°C (2006).
Rainfall in April is about average for rainfall, averaging 118 mm, with a wettest year of 242 mm.
A good time to visit Antioch
April is a good time to visit Antioch, with days averaging 20°C and nights around 8.3°C (mean 14.2°C, close to Antioch's yearly average) and higher rainfall. September and June 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 | 22.1°C | 16.6°C | 11.1°C | 28.0°C | -0.7°C | 199 mm | 81% | 2 m/s | 5.2 |
| 2024 | 21.3°C | 15.8°C | 10.2°C | 27.3°C | 0.0°C | 108 mm | 78% | 2.1 m/s | 5.1 |
| 2023 | 19.8°C | 13.9°C | 8.0°C | 26.5°C | 1.2°C | 89 mm | 77% | 1.8 m/s | 5.5 |
| 2022 | 19.2°C | 13.4°C | 7.6°C | 26.0°C | 0.0°C | 135 mm | 79% | 2 m/s | 4.9 |
| 2021 | 19.4°C | 13.6°C | 7.7°C | 25.4°C | -4.0°C | 67 mm | 78% | 1.8 m/s | 5.6 |
| 2020 | 19.0°C | 13.0°C | 6.9°C | 25.9°C | -0.6°C | 150 mm | 79% | 1.9 m/s | 5.2 |
| 2019 | 21.2°C | 15.2°C | 9.2°C | 26.6°C | -4.0°C | 146 mm | 80% | 1.9 m/s | 5.2 |
| 2018 ❄️ | 16.6°C | 10.8°C | 5.0°C | 23.5°C | -3.2°C | 143 mm | 82% | 2 m/s | 4.9 |
| 2017 🔥 | 22.9°C | 17.4°C | 11.8°C | 28.7°C | 3.6°C | 163 mm | 80% | 2 m/s | 5.1 |
| 2016 | 20.7°C | 14.9°C | 9.1°C | 26.4°C | -0.4°C | 46 mm | 78% | 1.8 m/s | 5.6 |
| 2015 | 20.5°C | 15.0°C | 9.6°C | 25.0°C | 0.7°C | 153 mm | 83% | 1.9 m/s | 4.8 |
| 2014 | 20.8°C | 14.5°C | 8.3°C | 25.3°C | -2.3°C | 161 mm | 79% | 2.1 m/s | 5.4 |
| 2013 | 19.3°C | 13.6°C | 8.0°C | 26.1°C | 0.6°C | 220 mm | 81% | 2 m/s | 5 |
| 2012 | 21.7°C | 15.7°C | 9.8°C | 28.4°C | 0.6°C | 47 mm | 77% | 1.8 m/s | 5.7 |
| 2011 🌧️ | 21.5°C | 15.8°C | 10.1°C | 28.4°C | 1.3°C | 242 mm | 82% | 2.6 m/s | 4.9 |
| 2010 | 22.3°C | 16.1°C | 9.8°C | 27.7°C | 3.8°C | 76 mm | 74% | 1.9 m/s | 5.8 |
| 2009 | 19.6°C | 13.9°C | 8.1°C | 27.0°C | -0.1°C | 119 mm | 80% | 2.2 m/s | 4.9 |
| 2008 | 19.6°C | 13.6°C | 7.7°C | 26.0°C | 0.5°C | 143 mm | 81% | 1.9 m/s | 5 |
| 2007 | 18.7°C | 12.7°C | 6.6°C | 28.0°C | -5.7°C | 87 mm | 74% | 2 m/s | 5.5 |
| 2006 | 22.5°C | 16.8°C | 11.1°C | 29.5°C | 0.0°C | 129 mm | 79% | 1.9 m/s | 5 |
| 2005 | 19.9°C | 14.4°C | 9.0°C | 24.8°C | 1.1°C | 158 mm | 81% | 2.1 m/s | 4.8 |
| 2004 | 19.5°C | 13.9°C | 8.3°C | 25.6°C | -0.9°C | 131 mm | 80% | 2 m/s | 5.3 |
| 2003 | 20.7°C | 15.0°C | 9.4°C | 26.6°C | 1.7°C | 106 mm | 82% | 2.1 m/s | 5.3 |
| 2002 | 21.2°C | 15.5°C | 9.8°C | 28.2°C | -1.8°C | 65 mm | 82% | 2.1 m/s | 5.3 |
| 2001 | 21.7°C | 16.3°C | 11.0°C | 27.4°C | -1.6°C | 67 mm | 78% | 2.1 m/s | 5.5 |
| 2000 | 19.1°C | 13.0°C | 6.9°C | 25.0°C | -2.2°C | 163 mm | 78% | 2.1 m/s | 4.5 |
| 1999 | 21.3°C | 15.7°C | 10.1°C | 27.3°C | 1.5°C | 72 mm | 82% | 2.1 m/s | 4.7 |
| 1998 | 19.0°C | 13.5°C | 8.0°C | 25.1°C | 1.5°C | 170 mm | 82% | 2.1 m/s | 4.3 |
| 1997 | 17.4°C | 11.2°C | 4.9°C | 24.5°C | -1.8°C | 69 mm | 77% | 1.9 m/s | 5.4 |
| 1996 | 18.1°C | 11.5°C | 4.9°C | 24.9°C | -3.4°C | 103 mm | 79% | 2.3 m/s | 5.1 |
| 1995 | 20.9°C | 14.6°C | 8.4°C | 26.8°C | -1.9°C | 97 mm | 75% | 2 m/s | 5.4 |
| 1994 | 20.9°C | 15.2°C | 9.4°C | 25.6°C | -1.2°C | 176 mm | 83% | 2 m/s | 5.2 |
| 1993 | 18.0°C | 12.2°C | 6.3°C | 23.4°C | -2.2°C | 78 mm | 79% | 2.2 m/s | 4.7 |
| 1992 | 19.3°C | 13.7°C | 8.0°C | 26.3°C | -2.9°C | 41 mm | 80% | 1.9 m/s | 5.2 |
| 1991 | 21.1°C | 16.0°C | 10.9°C | 25.4°C | 3.7°C | 130 mm | 84% | 1.9 m/s | 4.7 |
| 1990 | 18.6°C | 12.4°C | 6.2°C | 26.9°C | -5.7°C | 70 mm | 80% | 1.9 m/s | 5.2 |
| 1989 | 18.6°C | 13.1°C | 7.6°C | 27.3°C | -3.8°C | 95 mm | 81% | 1.7 m/s | 5.4 |
| 1988 | 19.8°C | 13.4°C | 7.1°C | 26.4°C | -0.5°C | 72 mm | 76% | 2 m/s | 5.5 |
| 1987 | 19.1°C | 12.9°C | 6.6°C | 27.1°C | -3.9°C | 57 mm | 79% | 1.8 m/s | 5.4 |
| 1986 | 21.3°C | 14.6°C | 8.0°C | 28.5°C | -1.9°C | 31 mm | 72% | 1.7 m/s | 5.5 |
| 1985 | 21.2°C | 15.2°C | 9.2°C | 27.0°C | -3.0°C | 85 mm | 78% | 1.9 m/s | 5.4 |
| 1984 | 18.3°C | 12.9°C | 7.6°C | 27.1°C | -1.5°C | 171 mm | 83% | 2 m/s | 3.9 |
| 1983 | 16.6°C | 11.2°C | 5.7°C | 23.4°C | -4.8°C | 221 mm | 82% | 2.2 m/s | — |
| 1982 | 17.3°C | 11.3°C | 5.2°C | 24.9°C | -4.9°C | 130 mm | 79% | 2 m/s | — |
| 1981 | 22.7°C | 16.6°C | 10.6°C | 27.2°C | 3.0°C | 104 mm | 77% | 2.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 20°C with lows near 8.3°C (mean 14.2°C), based on 45 years of NASA POWER data.
April averages 118 mm of rainfall in Antioch, about average for rainfall. The wettest on record was 242 mm in 2011.
The hottest April reached 29.5°C in 2006. The coldest dipped to -5.7°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.3°C. Daytime highs moved from 19.2°C to 20.4°C and overnight lows from 7.7°C to 8.9°C over the same span.
April is one of the cooler months of the year in Antioch and about average for rainfall, so plan for around 20°C daytime highs and 8.3°C at night.
Not quite — April is the 6th coolest month in Antioch, averaging 14.2°C.
For April in Antioch, pack light layers you can adjust through the day, with typical highs of 20°C and lows of 8.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 79% — quite humid.
Average wind speed in April is 2 m/s. The windiest April on record averaged 2.6 m/s (2011).
The wettest April on record was 2011 with 242 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 Antioch 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.
