April is one of the warmer months of the year in Katihar, with average highs near 42.7°C and lows around 18.8°C (mean 30.8°C). It is one of the drier months, averaging 39 mm of rainfall and 34% relative humidity across the period.
April is one of the warmer months of the year in Katihar. Across 45 years of records, the warmest April in Katihar was 2016 — when the month averaged 33.4°C — while the coldest was 1981 at 28.1°C. Typical April days reach 42.7°C with nights near 18.8°C. The long-term trend is warming, about 0.2°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.5°C | 30.5°C | 30.7°C | 31.0°C | 31.2°C | +0.7°C |
| Avg High | 42.7°C | 43.1°C | 42.6°C | 42.3°C | 43.0°C | +0.3°C |
| Avg Low | 18.3°C | 17.8°C | 18.8°C | 19.8°C | 19.2°C | +0.9°C |
| Avg Rain | 37 mm | 21 mm | 47 mm | 54 mm | 34 mm | -4 mm |
April temperatures in Katihar have risen by about 1.2°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 15.3°C (1989) to a record high of 45.7°C (1999).
Rainfall in April is one of the drier months, averaging 39 mm, with a wettest year of 107 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
A good time to visit Katihar
April is a good time to visit Katihar, with days averaging 42.7°C and nights around 18.8°C (mean 30.8°C, warmer than Katihar's yearly average) and moderate rainfall. November and February are marginally more temperate, but April still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 43.2°C | 19.1°C | 31.1°C | 62 mm | 44% | 2.1 m/s | 5.3 |
| 2024 | 45.7°C | 19.8°C | 32.8°C | 4 mm | 28% | 3 m/s | 6.2 |
| 2023 | 44.8°C | 18.8°C | 31.8°C | 24 mm | 32% | 2.1 m/s | 6.1 |
| 2022 | 42.8°C | 21.1°C | 32.0°C | 28 mm | 45% | 2.5 m/s | 5.4 |
| 2021 | 42.5°C | 18.8°C | 30.7°C | 17 mm | 26% | 1.9 m/s | 6.1 |
| 2020 | 39.3°C | 17.8°C | 28.5°C | 66 mm | 49% | 2.1 m/s | 5.7 |
| 2019 | 42.5°C | 20.2°C | 31.3°C | 68 mm | 45% | 2.1 m/s | 5.6 |
| 2018 | 40.4°C | 20.6°C | 30.5°C | 85 mm | 51% | 2.1 m/s | 5.6 |
| 2017 | 41.9°C | 18.6°C | 30.3°C | 75 mm | 43% | 2.2 m/s | 5.4 |
| 2016 🔥 | 45.5°C | 21.4°C | 33.4°C | 15 mm | 25% | 3 m/s | 6.1 |
| 2015 | 40.0°C | 19.6°C | 29.8°C | 71 mm | 48% | 2 m/s | 5.5 |
| 2014 | 43.6°C | 18.7°C | 31.1°C | 5 mm | 23% | 2.2 m/s | 6.7 |
| 2013 | 43.1°C | 18.9°C | 31.0°C | 77 mm | 36% | 2.4 m/s | 6 |
| 2012 | 42.6°C | 20.6°C | 31.6°C | 45 mm | 37% | 2.4 m/s | 6.3 |
| 2011 | 38.9°C | 18.4°C | 28.7°C | 71 mm | 43% | 1.7 m/s | 5.8 |
| 2010 | 44.1°C | 20.6°C | 32.3°C | 24 mm | 29% | 2.1 m/s | 6 |
| 2009 | 42.1°C | 19.0°C | 30.6°C | 25 mm | 29% | 2 m/s | 6.3 |
| 2008 | 43.1°C | 18.5°C | 30.8°C | 24 mm | 36% | 1.7 m/s | 6.4 |
| 2007 | 41.6°C | 19.2°C | 30.4°C | 32 mm | 37% | 2 m/s | 5.9 |
| 2006 | 42.5°C | 19.8°C | 31.2°C | 42 mm | 38% | 1.9 m/s | 5.9 |
| 2005 | 41.8°C | 16.8°C | 29.3°C | 24 mm | 32% | 1.6 m/s | 6.1 |
| 2004 | 43.6°C | 20.6°C | 32.1°C | 83 mm | 44% | 2.2 m/s | 5.4 |
| 2003 | 42.3°C | 19.3°C | 30.8°C | 26 mm | 35% | 2.1 m/s | 6.1 |
| 2002 | 41.2°C | 17.2°C | 29.2°C | 105 mm | 49% | 2.4 m/s | 5.8 |
| 2001 | 45.0°C | 19.2°C | 32.1°C | 33 mm | 29% | 2 m/s | 6.4 |
| 2000 | 43.0°C | 18.3°C | 30.6°C | 74 mm | 36% | 2.2 m/s | 6.2 |
| 1999 | 45.7°C | 18.7°C | 32.2°C | 18 mm | 23% | 1.9 m/s | 6.8 |
| 1998 | 41.6°C | 18.5°C | 30.1°C | 45 mm | 41% | 2.1 m/s | 5.8 |
| 1997 | 39.4°C | 17.3°C | 28.4°C | 50 mm | 42% | 2 m/s | 5.9 |
| 1996 | 44.2°C | 15.4°C | 29.8°C | 14 mm | 22% | 2.3 m/s | 6.2 |
| 1995 | 44.3°C | 17.3°C | 30.8°C | 1 mm | 19% | 2.3 m/s | 6.9 |
| 1994 | 42.3°C | 19.2°C | 30.7°C | 9 mm | 26% | 2.2 m/s | 6.6 |
| 1993 | 42.1°C | 17.6°C | 29.9°C | 28 mm | 33% | 2.4 m/s | 6.2 |
| 1992 | 44.4°C | 18.7°C | 31.5°C | 22 mm | 21% | 2.8 m/s | 6.4 |
| 1991 | 43.3°C | 18.8°C | 31.0°C | 3 mm | 22% | 2.1 m/s | 6.7 |
| 1990 | 43.9°C | 16.4°C | 30.1°C | 20 mm | 29% | 2.3 m/s | 6.6 |
| 1989 | 44.1°C | 15.3°C | 29.7°C | 2 mm | 14% | 2.5 m/s | 7.6 |
| 1988 | 43.5°C | 16.6°C | 30.1°C | 36 mm | 31% | 1.9 m/s | 6.2 |
| 1987 | 42.0°C | 20.1°C | 31.1°C | 41 mm | 29% | 2.4 m/s | 6.5 |
| 1986 | 43.3°C | 19.6°C | 31.4°C | 35 mm | 29% | 2.1 m/s | 6.9 |
| 1985 | 44.4°C | 20.4°C | 32.4°C | 8 mm | 26% | 2.6 m/s | 7 |
| 1984 | 44.3°C | 21.5°C | 32.9°C | 20 mm | 26% | 2.1 m/s | 6.8 |
| 1983 | 41.7°C | 17.6°C | 29.7°C | 32 mm | 30% | 2.8 m/s | — |
| 1982 🌧️ | 40.6°C | 18.1°C | 29.3°C | 107 mm | 43% | 2 m/s | — |
| 1981 ❄️ | 40.4°C | 15.9°C | 28.1°C | 55 mm | 44% | 2.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 42.7°C with lows near 18.8°C (mean 30.8°C), based on 45 years of NASA POWER data.
April averages 39 mm of rainfall in Katihar, one of the drier months. The wettest on record was 107 mm in 1982.
The hottest April reached 45.7°C in 1999. The coldest dipped to 15.3°C in 1989.
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 42.3°C to 43.8°C and overnight lows from 18.7°C to 19.5°C over the same span.
April is one of the warmer months of the year in Katihar and one of the drier months, so plan for around 42.7°C daytime highs and 18.8°C at night.
Not quite — April is the 9th coolest month in Katihar, averaging 30.8°C.
For April in Katihar, pack light, breathable clothing and sun protection, with typical highs of 42.7°C and lows of 18.8°C.
Relative humidity in April averages 34% — relatively dry.
Average wind speed in April is 2.2 m/s. The windiest April on record averaged 3 m/s (2016).
The wettest April on record was 1982 with 107 mm. On average, April sees 39 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 Katihar 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.
