April is one of the warmer months of the year in West Champaran, with average highs near 42.9°C and lows around 18.6°C (mean 30.8°C). It is one of the drier months, averaging 22 mm of rainfall and 24% relative humidity across the period.
April is one of the warmer months of the year in West Champaran. Across 45 years of records, the warmest Aprils in West Champaran were 2001, 2004 and 2016 — when the month averaged 32.9°C — while the coldest was 1997 at 28.3°C. Typical April days reach 42.9°C with nights near 18.6°C. The long-term April temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.5°C | 30.3°C | 31.2°C | 31.0°C | 30.7°C | +0.2°C |
| Avg High | 42.9°C | 43.1°C | 43.5°C | 42.5°C | 42.5°C | -0.4°C |
| Avg Low | 18.2°C | 17.5°C | 19.0°C | 19.4°C | 18.9°C | +0.7°C |
| Avg Rain | 18 mm | 10 mm | 24 mm | 27 mm | 35 mm | +16 mm |
April temperatures in West Champaran have risen by about 0.3°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 15°C (1989) to a record high of 45.9°C (1999).
Rainfall in April is one of the drier months, averaging 22 mm, with a wettest year of 98 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit West Champaran
April is a good time to visit West Champaran, with days averaging 42.9°C and nights around 18.6°C (mean 30.8°C, warmer than West Champaran's yearly average) and low rainfall. November and February are marginally more temperate, but April still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 43.1°C | 20.5°C | 31.8°C | 59 mm | 35% | 2.4 m/s | 5.6 |
| 2024 | 44.1°C | 19.4°C | 31.7°C | 0 mm | 21% | 3.2 m/s | 6.4 |
| 2023 | 43.4°C | 17.6°C | 30.5°C | 20 mm | 32% | 2.3 m/s | 6.1 |
| 2022 | 42.9°C | 20.2°C | 31.6°C | 32 mm | 32% | 2.2 m/s | 6.2 |
| 2021 | 42.0°C | 17.7°C | 29.9°C | 29 mm | 19% | 2.2 m/s | 6.3 |
| 2020 | 39.3°C | 17.9°C | 28.6°C | 68 mm | 42% | 2.1 m/s | 6.2 |
| 2019 | 43.8°C | 18.8°C | 31.3°C | 45 mm | 34% | 1.9 m/s | 6.1 |
| 2018 | 41.4°C | 20.6°C | 31.0°C | 62 mm | 37% | 2.2 m/s | 5.9 |
| 2017 | 42.4°C | 18.5°C | 30.4°C | 31 mm | 29% | 2.2 m/s | 6.1 |
| 2016 | 44.5°C | 21.3°C | 32.9°C | 2 mm | 17% | 3.2 m/s | 6.6 |
| 2015 | 41.1°C | 19.3°C | 30.2°C | 54 mm | 42% | 2 m/s | 5.9 |
| 2014 | 43.2°C | 17.1°C | 30.2°C | 4 mm | 23% | 2.3 m/s | 7 |
| 2013 | 42.4°C | 17.5°C | 30.0°C | 31 mm | 33% | 2.4 m/s | 6.4 |
| 2012 | 42.2°C | 21.0°C | 31.6°C | 14 mm | 26% | 2.4 m/s | 6.6 |
| 2011 | 39.7°C | 18.6°C | 29.2°C | 25 mm | 29% | 2 m/s | 6.3 |
| 2010 | 44.4°C | 21.3°C | 32.8°C | 0 mm | 18% | 2.3 m/s | 6.7 |
| 2009 | 42.6°C | 19.0°C | 30.8°C | 1 mm | 18% | 2 m/s | 6.9 |
| 2008 | 43.4°C | 17.9°C | 30.7°C | 31 mm | 29% | 1.8 m/s | 6.9 |
| 2007 | 40.8°C | 18.1°C | 29.4°C | 39 mm | 34% | 1.8 m/s | 6.4 |
| 2006 | 42.6°C | 19.8°C | 31.2°C | 19 mm | 26% | 1.9 m/s | 6.4 |
| 2005 | 42.6°C | 17.2°C | 29.9°C | 17 mm | 20% | 1.8 m/s | 6.5 |
| 2004 🌧️ | 44.8°C | 21.0°C | 32.9°C | 98 mm | 32% | 2.1 m/s | 6.1 |
| 2003 | 44.5°C | 19.2°C | 31.9°C | 12 mm | 19% | 2 m/s | 6.8 |
| 2002 | 43.8°C | 18.8°C | 31.3°C | 6 mm | 25% | 2.4 m/s | 6.4 |
| 2001 🔥 | 45.5°C | 20.4°C | 32.9°C | 10 mm | 19% | 2.2 m/s | 6.6 |
| 2000 | 44.4°C | 18.3°C | 31.3°C | 8 mm | 17% | 2.3 m/s | 6.6 |
| 1999 | 45.9°C | 18.9°C | 32.4°C | 1 mm | 11% | 2.2 m/s | 7.3 |
| 1998 | 42.1°C | 18.5°C | 30.3°C | 12 mm | 24% | 2.1 m/s | 6.6 |
| 1997 ❄️ | 40.2°C | 16.3°C | 28.3°C | 30 mm | 29% | 2.2 m/s | 6.5 |
| 1996 | 42.3°C | 15.4°C | 28.8°C | 30 mm | 20% | 2.2 m/s | 6.4 |
| 1995 | 44.8°C | 16.5°C | 30.6°C | 1 mm | 14% | 2.4 m/s | 7 |
| 1994 | 41.9°C | 18.9°C | 30.4°C | 3 mm | 17% | 2.2 m/s | 6.7 |
| 1993 | 42.6°C | 16.7°C | 29.6°C | 14 mm | 25% | 2.2 m/s | 6.5 |
| 1992 | 44.2°C | 19.0°C | 31.6°C | 0 mm | 16% | 3.1 m/s | 6.7 |
| 1991 | 43.2°C | 18.6°C | 30.9°C | 2 mm | 15% | 2.1 m/s | 6.7 |
| 1990 | 44.2°C | 16.2°C | 30.2°C | 4 mm | 17% | 2.6 m/s | 7 |
| 1989 | 43.9°C | 15.0°C | 29.5°C | 1 mm | 12% | 2.9 m/s | 7.3 |
| 1988 | 43.2°C | 16.1°C | 29.7°C | 24 mm | 21% | 1.9 m/s | 6.2 |
| 1987 | 42.0°C | 19.8°C | 30.9°C | 11 mm | 19% | 2.6 m/s | 6.7 |
| 1986 | 42.8°C | 19.1°C | 30.9°C | 17 mm | 19% | 2.1 m/s | 7.2 |
| 1985 | 44.7°C | 19.7°C | 32.2°C | 0 mm | 19% | 2.7 m/s | 7.1 |
| 1984 | 44.5°C | 21.2°C | 32.8°C | 8 mm | 17% | 2.2 m/s | 6.6 |
| 1983 | 44.2°C | 17.2°C | 30.7°C | 12 mm | 27% | 2.5 m/s | — |
| 1982 | 40.5°C | 18.2°C | 29.4°C | 42 mm | 32% | 2.3 m/s | — |
| 1981 | 40.4°C | 17.1°C | 28.7°C | 49 mm | 31% | 2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 42.9°C with lows near 18.6°C (mean 30.8°C), based on 45 years of NASA POWER data.
April averages 22 mm of rainfall in West Champaran, one of the drier months. The wettest on record was 98 mm in 2004.
The hottest April reached 45.9°C in 1999. The coldest dipped to 15°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.3°C. Daytime highs moved from 42.9°C to 43.1°C and overnight lows from 18.7°C to 19.1°C over the same span.
April is one of the warmer months of the year in West Champaran and one of the drier months, so plan for around 42.9°C daytime highs and 18.6°C at night.
Not quite — April is the 9th coolest month in West Champaran, averaging 30.8°C.
For April in West Champaran, pack light, breathable clothing and sun protection, with typical highs of 42.9°C and lows of 18.6°C.
Relative humidity in April averages 24% — relatively dry.
Average wind speed in April is 2.3 m/s. The windiest April on record averaged 3.2 m/s (2016).
The wettest April on record was 2004 with 98 mm. On average, April sees 22 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 West Champaran 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.
