April is one of the warmer months of the year in West Champaran, with average highs near 39.3°C and lows around 22.9°C (mean 31.1°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 April in West Champaran was 2016 — when the month averaged 33.9°C — while the coldest were 1983 and 2020 at 29.1°C. Typical April days reach 39.3°C with nights near 22.9°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in West Champaran, averaging 22 mm of rainfall. The wettest April on record was 2004 with 98 mm, while the driest were 1992, 2010 and 2024, among others at 0 mm.
Relative humidity in West Champaran during April averages 24%. The most humid April was 2015 at 42%, and the least humid was 1999 at 11%.
April receives about 6.5 kWh/m²/day of solar energy in West Champaran. The sunniest Aprils were 1989 and 1999 at 7.3 kWh/m²/day, and the cloudiest was 2025 at 5.6.
Average wind speed in West Champaran during April is 2.3 m/s. The windiest Aprils were 2016 and 2024 at 3.2 m/s, while the calmest were 2005, 2007 and 2008 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 31.0°C | 31.0°C | 31.3°C | 31.3°C | 30.8°C | -0.2°C |
| Avg High | 39.5°C | 39.7°C | 39.4°C | 39.1°C | 38.8°C | -0.7°C |
| Avg Low | 22.4°C | 22.4°C | 23.1°C | 23.5°C | 22.8°C | +0.4°C |
| Avg Rain | 18 mm | 10 mm | 24 mm | 27 mm | 35 mm | +16 mm |
April temperatures in West Champaran have risen by about 0.4°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 0.2°C per decade while lows rose 0.2°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 39.3°C and nights around 22.9°C (mean 31.1°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 | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 38.0°C | 30.7°C | 23.3°C | 43.1°C | 20.5°C | 59 mm | 35% | 2.4 m/s | 5.6 |
| 2024 | 40.7°C | 32.2°C | 23.6°C | 44.1°C | 19.4°C | 0 mm | 21% | 3.2 m/s | 6.4 |
| 2023 | 38.0°C | 30.1°C | 22.2°C | 43.4°C | 17.6°C | 20 mm | 32% | 2.3 m/s | 6.1 |
| 2022 | 39.7°C | 31.4°C | 23.1°C | 42.9°C | 20.2°C | 32 mm | 32% | 2.2 m/s | 6.2 |
| 2021 | 39.7°C | 31.3°C | 22.9°C | 42.0°C | 17.7°C | 29 mm | 19% | 2.2 m/s | 6.3 |
| 2020 | 36.4°C | 29.1°C | 21.8°C | 39.3°C | 17.9°C | 68 mm | 42% | 2.1 m/s | 6.2 |
| 2019 | 38.8°C | 31.1°C | 23.4°C | 43.8°C | 18.8°C | 45 mm | 34% | 1.9 m/s | 6.1 |
| 2018 | 37.5°C | 30.3°C | 23.1°C | 41.4°C | 20.6°C | 62 mm | 37% | 2.2 m/s | 5.9 |
| 2017 | 39.8°C | 31.8°C | 23.8°C | 42.4°C | 18.5°C | 31 mm | 29% | 2.2 m/s | 6.1 |
| 2016 🔥 | 42.3°C | 33.9°C | 25.5°C | 44.5°C | 21.3°C | 2 mm | 17% | 3.2 m/s | 6.6 |
| 2015 | 36.3°C | 29.4°C | 22.6°C | 41.1°C | 19.3°C | 54 mm | 42% | 2 m/s | 5.9 |
| 2014 | 39.8°C | 31.4°C | 23.0°C | 43.2°C | 17.1°C | 4 mm | 23% | 2.3 m/s | 7 |
| 2013 | 37.9°C | 30.1°C | 22.3°C | 42.4°C | 17.5°C | 31 mm | 33% | 2.4 m/s | 6.4 |
| 2012 | 39.2°C | 31.5°C | 23.9°C | 42.2°C | 21.0°C | 14 mm | 26% | 2.4 m/s | 6.6 |
| 2011 | 37.6°C | 30.0°C | 22.5°C | 39.7°C | 18.6°C | 25 mm | 29% | 2 m/s | 6.3 |
| 2010 | 41.8°C | 33.4°C | 25.0°C | 44.4°C | 21.3°C | 0 mm | 18% | 2.3 m/s | 6.7 |
| 2009 | 40.1°C | 31.6°C | 23.2°C | 42.6°C | 19.0°C | 1 mm | 18% | 2 m/s | 6.9 |
| 2008 | 38.5°C | 30.3°C | 22.1°C | 43.4°C | 17.9°C | 31 mm | 29% | 1.8 m/s | 6.9 |
| 2007 | 38.4°C | 30.7°C | 23.0°C | 40.8°C | 18.1°C | 39 mm | 34% | 1.8 m/s | 6.4 |
| 2006 | 38.3°C | 30.6°C | 22.9°C | 42.6°C | 19.8°C | 19 mm | 26% | 1.9 m/s | 6.4 |
| 2005 | 39.0°C | 30.9°C | 22.7°C | 42.6°C | 17.2°C | 17 mm | 20% | 1.8 m/s | 6.5 |
| 2004 🌧️ | 38.7°C | 31.2°C | 23.7°C | 44.8°C | 21.0°C | 98 mm | 32% | 2.1 m/s | 6.1 |
| 2003 | 40.2°C | 31.9°C | 23.7°C | 44.5°C | 19.2°C | 12 mm | 19% | 2 m/s | 6.8 |
| 2002 | 39.9°C | 31.7°C | 23.5°C | 43.8°C | 18.8°C | 6 mm | 25% | 2.4 m/s | 6.4 |
| 2001 | 39.9°C | 31.7°C | 23.5°C | 45.5°C | 20.4°C | 10 mm | 19% | 2.2 m/s | 6.6 |
| 2000 | 40.8°C | 31.9°C | 23.0°C | 44.4°C | 18.3°C | 8 mm | 17% | 2.3 m/s | 6.6 |
| 1999 | 42.0°C | 32.3°C | 22.5°C | 45.9°C | 18.9°C | 1 mm | 11% | 2.2 m/s | 7.3 |
| 1998 | 39.1°C | 30.8°C | 22.5°C | 42.1°C | 18.5°C | 12 mm | 24% | 2.1 m/s | 6.6 |
| 1997 | 36.8°C | 29.2°C | 21.5°C | 40.2°C | 16.3°C | 30 mm | 29% | 2.2 m/s | 6.5 |
| 1996 | 39.5°C | 31.0°C | 22.4°C | 42.3°C | 15.4°C | 30 mm | 20% | 2.2 m/s | 6.4 |
| 1995 | 40.5°C | 31.7°C | 22.9°C | 44.8°C | 16.5°C | 1 mm | 14% | 2.4 m/s | 7 |
| 1994 | 39.6°C | 31.2°C | 22.9°C | 41.9°C | 18.9°C | 3 mm | 17% | 2.2 m/s | 6.7 |
| 1993 | 38.7°C | 30.1°C | 21.5°C | 42.6°C | 16.7°C | 14 mm | 25% | 2.2 m/s | 6.5 |
| 1992 | 41.3°C | 32.3°C | 23.4°C | 44.2°C | 19.0°C | 0 mm | 16% | 3.1 m/s | 6.7 |
| 1991 | 40.1°C | 31.2°C | 22.3°C | 43.2°C | 18.6°C | 2 mm | 15% | 2.1 m/s | 6.7 |
| 1990 | 39.5°C | 30.7°C | 22.0°C | 44.2°C | 16.2°C | 4 mm | 17% | 2.6 m/s | 7 |
| 1989 | 40.7°C | 31.0°C | 21.3°C | 43.9°C | 15.0°C | 1 mm | 12% | 2.9 m/s | 7.3 |
| 1988 | 40.5°C | 31.7°C | 23.0°C | 43.2°C | 16.1°C | 24 mm | 21% | 1.9 m/s | 6.2 |
| 1987 | 39.6°C | 31.2°C | 22.8°C | 42.0°C | 19.8°C | 11 mm | 19% | 2.6 m/s | 6.7 |
| 1986 | 39.8°C | 31.4°C | 23.0°C | 42.8°C | 19.1°C | 17 mm | 19% | 2.1 m/s | 7.2 |
| 1985 | 40.9°C | 32.4°C | 23.9°C | 44.7°C | 19.7°C | 0 mm | 19% | 2.7 m/s | 7.1 |
| 1984 | 41.0°C | 32.5°C | 24.0°C | 44.5°C | 21.2°C | 8 mm | 17% | 2.2 m/s | 6.6 |
| 1983 ❄️ | 37.1°C | 29.1°C | 21.2°C | 44.2°C | 17.2°C | 12 mm | 27% | 2.5 m/s | — |
| 1982 | 38.3°C | 29.9°C | 21.6°C | 40.5°C | 18.2°C | 42 mm | 32% | 2.3 m/s | — |
| 1981 | 37.7°C | 29.4°C | 21.0°C | 40.4°C | 17.1°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 39.3°C with lows near 22.9°C (mean 31.1°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 0.4°C. Daytime highs moved from 39°C to 39.2°C and overnight lows from 22.3°C to 23°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 39.3°C daytime highs and 22.9°C at night.
Not quite — April is the 10th coolest month in West Champaran, averaging 31.1°C.
For April in West Champaran, pack light, breathable clothing and sun protection, with typical highs of 39.3°C and lows of 22.9°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.
