April is one of the warmer months of the year in Kolkata, with average highs near 42.8°C and lows around 21.9°C (mean 32.3°C). It is one of the drier months, averaging 48 mm of rainfall and 59% relative humidity across the period.
April is one of the warmer months of the year in Kolkata. Across 45 years of records, the warmest April in Kolkata was 2024 — when the month averaged 35.1°C — while the coldest was 1981 at 28.8°C. Typical April days reach 42.8°C with nights near 21.9°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 | 32.6°C | 31.8°C | 32.4°C | 32.2°C | 33.0°C | +0.4°C |
| Avg High | 43.4°C | 42.8°C | 42.6°C | 42.3°C | 43.3°C | -0.1°C |
| Avg Low | 21.9°C | 20.8°C | 22.1°C | 22.2°C | 22.6°C | +0.7°C |
| Avg Rain | 61 mm | 39 mm | 45 mm | 53 mm | 41 mm | -20 mm |
April temperatures in Kolkata have risen by about 1.1°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 17.3°C (1990) to a record high of 46.9°C (2024).
Rainfall in April is one of the drier months, averaging 48 mm, with a wettest year of 132 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.1°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Kolkata
April is a good time to visit Kolkata, with days averaging 42.8°C and nights around 21.9°C (mean 32.3°C, warmer than Kolkata's yearly average) and moderate rainfall. February and November are marginally more temperate, but April still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 42.2°C | 23.4°C | 32.8°C | 63 mm | 63% | 2.5 m/s | 5.4 |
| 2024 🔥 | 46.9°C | 23.2°C | 35.1°C | 3 mm | 45% | 2.3 m/s | 5.6 |
| 2023 | 44.6°C | 21.1°C | 32.9°C | 54 mm | 50% | 2 m/s | 5.7 |
| 2022 | 43.1°C | 24.1°C | 33.6°C | 7 mm | 61% | 3.6 m/s | 5.7 |
| 2021 | 41.9°C | 23.0°C | 32.5°C | 29 mm | 55% | 2.9 m/s | 5.8 |
| 2020 | 41.1°C | 20.7°C | 30.9°C | 88 mm | 60% | 2.3 m/s | 5.5 |
| 2019 | 42.8°C | 20.5°C | 31.6°C | 47 mm | 63% | 2.8 m/s | 6 |
| 2018 | 39.5°C | 20.2°C | 29.8°C | 110 mm | 67% | 2.6 m/s | 5.8 |
| 2017 | 42.1°C | 21.2°C | 31.7°C | 24 mm | 64% | 3.5 m/s | 5.5 |
| 2016 | 44.5°C | 24.3°C | 34.4°C | 5 mm | 55% | 3.3 m/s | 5.9 |
| 2015 | 40.6°C | 22.3°C | 31.5°C | 107 mm | 67% | 2.6 m/s | 5.4 |
| 2014 | 43.8°C | 22.3°C | 33.1°C | 3 mm | 48% | 2.2 m/s | 6.1 |
| 2013 | 42.5°C | 22.0°C | 32.2°C | 57 mm | 56% | 2.9 m/s | 6.1 |
| 2012 | 41.2°C | 23.5°C | 32.3°C | 93 mm | 62% | 3.1 m/s | 6 |
| 2011 | 40.5°C | 21.8°C | 31.2°C | 67 mm | 60% | 2.3 m/s | 5.8 |
| 2010 | 45.3°C | 23.9°C | 34.6°C | 21 mm | 59% | 3.5 m/s | 6.2 |
| 2009 | 44.0°C | 22.5°C | 33.3°C | 2 mm | 53% | 2.6 m/s | 6.5 |
| 2008 | 40.9°C | 19.5°C | 30.2°C | 75 mm | 63% | 2.5 m/s | 6.3 |
| 2007 | 42.5°C | 22.6°C | 32.6°C | 32 mm | 59% | 3.2 m/s | 6 |
| 2006 | 42.8°C | 23.2°C | 33.0°C | 62 mm | 59% | 2.9 m/s | 5.7 |
| 2005 | 42.5°C | 19.9°C | 31.2°C | 43 mm | 59% | 2.7 m/s | 6.1 |
| 2004 | 44.6°C | 22.6°C | 33.6°C | 77 mm | 63% | 3 m/s | 6 |
| 2003 | 41.5°C | 22.5°C | 32.0°C | 15 mm | 62% | 2.9 m/s | 5.9 |
| 2002 | 42.2°C | 23.1°C | 32.6°C | 43 mm | 62% | 3.3 m/s | 5.9 |
| 2001 | 42.8°C | 21.8°C | 32.3°C | 32 mm | 56% | 3 m/s | 6 |
| 2000 | 42.4°C | 23.0°C | 32.7°C | 70 mm | 65% | 3.5 m/s | 6.1 |
| 1999 | 44.6°C | 23.2°C | 33.9°C | 1 mm | 57% | 3.5 m/s | 6.7 |
| 1998 | 41.0°C | 17.6°C | 29.3°C | 33 mm | 66% | 2.5 m/s | 5.7 |
| 1997 | 38.2°C | 21.0°C | 29.6°C | 129 mm | 69% | 2.4 m/s | 6 |
| 1996 | 44.8°C | 20.1°C | 32.4°C | 38 mm | 54% | 2.9 m/s | 5.9 |
| 1995 | 45.7°C | 21.5°C | 33.6°C | 12 mm | 49% | 2.8 m/s | 6.8 |
| 1994 | 41.7°C | 22.1°C | 31.9°C | 60 mm | 58% | 2.7 m/s | 6.3 |
| 1993 | 41.1°C | 20.1°C | 30.6°C | 77 mm | 62% | 2.8 m/s | 6.2 |
| 1992 | 45.1°C | 21.9°C | 33.5°C | 6 mm | 48% | 2.8 m/s | 6.4 |
| 1991 | 43.9°C | 22.9°C | 33.4°C | 2 mm | 50% | 3.2 m/s | 6.2 |
| 1990 | 41.8°C | 17.3°C | 29.5°C | 29 mm | 65% | 3.4 m/s | 6.4 |
| 1989 | 45.6°C | 18.9°C | 32.3°C | 14 mm | 53% | 3.1 m/s | 6.7 |
| 1988 | 44.1°C | 22.3°C | 33.2°C | 56 mm | 60% | 3.1 m/s | 6.2 |
| 1987 | 43.7°C | 21.6°C | 32.6°C | 71 mm | 57% | 3.1 m/s | 6.2 |
| 1986 | 44.6°C | 24.0°C | 34.3°C | 43 mm | 58% | 3.4 m/s | 6.6 |
| 1985 | 44.7°C | 23.9°C | 34.3°C | 39 mm | 54% | 3.3 m/s | 6.9 |
| 1984 | 44.0°C | 23.2°C | 33.6°C | 54 mm | 57% | 3.1 m/s | 6.2 |
| 1983 | 43.4°C | 21.5°C | 32.4°C | 28 mm | 51% | 3.1 m/s | — |
| 1982 🌧️ | 40.8°C | 23.7°C | 32.2°C | 132 mm | 66% | 3.2 m/s | — |
| 1981 ❄️ | 39.3°C | 18.3°C | 28.8°C | 108 mm | 69% | 2.8 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 42.8°C with lows near 21.9°C (mean 32.3°C), based on 45 years of NASA POWER data.
April averages 48 mm of rainfall in Kolkata, one of the drier months. The wettest on record was 132 mm in 1982.
The hottest April reached 46.9°C in 2024. The coldest dipped to 17.3°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.1°C. Daytime highs moved from 42.4°C to 43.7°C and overnight lows from 22.1°C to 23°C over the same span.
April is one of the warmer months of the year in Kolkata and one of the drier months, so plan for around 42.8°C daytime highs and 21.9°C at night.
Not quite — April is the 11th coolest month in Kolkata, averaging 32.3°C.
For April in Kolkata, pack light, breathable clothing and sun protection, with typical highs of 42.8°C and lows of 21.9°C.
Relative humidity in April averages 59% — moderately humid.
Average wind speed in April is 2.9 m/s. The windiest April on record averaged 3.6 m/s (2022).
The wettest April on record was 1982 with 132 mm. On average, April sees 48 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 Kolkata 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.
