June is one of the warmer months of the year in Kolkata, with average highs near 38.8°C and lows around 25.8°C (mean 32.3°C). It is a relatively wet time of year, averaging 237 mm of rainfall and 80% relative humidity across the period.
June is one of the warmer months of the year in Kolkata. Across 45 years of records, the warmest Junes in Kolkata were 1998 and 2023 — when the month averaged 35.5°C — while the coldest was 2001 at 29°C. Typical June days reach 38.8°C with nights near 25.8°C. The long-term June temperature trend is broadly flat.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 32.8°C | 32.4°C | 31.4°C | 32.9°C | 31.8°C | -1°C |
| Avg High | 39.9°C | 39.0°C | 37.5°C | 39.6°C | 37.7°C | -2.2°C |
| Avg Low | 25.6°C | 25.9°C | 25.3°C | 26.3°C | 25.9°C | +0.3°C |
| Avg Rain | 275 mm | 228 mm | 237 mm | 218 mm | 228 mm | -46 mm |
June temperatures in Kolkata have fallen by about 0.3°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 23.7°C (2008) to a record high of 44.3°C (2023).
Rainfall in June is a relatively wet time of year, averaging 237 mm, with a wettest year of 529 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Kolkata
If your dates are flexible, the more temperate months of February and November tend to be the most comfortable for visiting Kolkata. That said, June — with days averaging 38.8°C and nights around 25.8°C (mean 32.3°C) and higher rainfall (237 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 | 37.5°C | 25.6°C | 31.6°C | 257 mm | 80% | 2.6 m/s | 4.4 |
| 2024 | 38.4°C | 26.8°C | 32.6°C | 103 mm | 79% | 3.1 m/s | 4.9 |
| 2023 | 44.3°C | 26.8°C | 35.5°C | 220 mm | 70% | 3.2 m/s | 4.5 |
| 2022 | 37.5°C | 24.8°C | 31.1°C | 124 mm | 78% | 3.6 m/s | 4.5 |
| 2021 | 34.7°C | 25.3°C | 30.0°C | 381 mm | 86% | 3 m/s | 4.2 |
| 2020 | 34.0°C | 26.2°C | 30.1°C | 285 mm | 85% | 2.8 m/s | 4.5 |
| 2019 | 42.2°C | 27.1°C | 34.6°C | 99 mm | 73% | 3 m/s | 4.9 |
| 2018 | 39.6°C | 25.7°C | 32.6°C | 266 mm | 80% | 2.6 m/s | 4.5 |
| 2017 | 38.6°C | 25.9°C | 32.2°C | 220 mm | 78% | 3 m/s | 4.8 |
| 2016 | 40.1°C | 26.3°C | 33.2°C | 151 mm | 79% | 2.6 m/s | 5.3 |
| 2015 | 37.4°C | 25.3°C | 31.4°C | 221 mm | 77% | 3.7 m/s | 4.5 |
| 2014 | 40.7°C | 26.9°C | 33.8°C | 246 mm | 80% | 2.9 m/s | 4.1 |
| 2013 | 34.4°C | 25.8°C | 30.1°C | 299 mm | 85% | 3.2 m/s | 4.4 |
| 2012 | 43.9°C | 27.0°C | 35.4°C | 104 mm | 72% | 3.8 m/s | 4.7 |
| 2011 | 40.3°C | 26.2°C | 33.2°C | 371 mm | 82% | 3 m/s | 4.1 |
| 2010 | 39.2°C | 26.6°C | 32.9°C | 204 mm | 82% | 3.2 m/s | 4.5 |
| 2009 | 38.2°C | 25.2°C | 31.7°C | 102 mm | 80% | 2.6 m/s | 5.2 |
| 2008 | 36.6°C | 23.7°C | 30.1°C | 342 mm | 86% | 3.1 m/s | 4.3 |
| 2007 | 38.9°C | 25.8°C | 32.3°C | 264 mm | 81% | 3.6 m/s | 4.6 |
| 2006 | 34.6°C | 25.1°C | 29.8°C | 164 mm | 85% | 2.4 m/s | 4.6 |
| 2005 | 42.0°C | 26.0°C | 34.0°C | 127 mm | 73% | 3.3 m/s | 4.9 |
| 2004 | 36.8°C | 26.1°C | 31.5°C | 282 mm | 81% | 3 m/s | 4.5 |
| 2003 | 41.7°C | 25.8°C | 33.8°C | 285 mm | 77% | 3.9 m/s | 4.3 |
| 2002 | 36.9°C | 25.9°C | 31.4°C | 245 mm | 85% | 2.8 m/s | 4.3 |
| 2001 ❄️ | 34.0°C | 23.9°C | 29.0°C | 338 mm | 88% | 3.2 m/s | 3.8 |
| 2000 | 35.5°C | 25.9°C | 30.7°C | 224 mm | 86% | 3 m/s | 4.2 |
| 1999 | 41.0°C | 25.6°C | 33.3°C | 230 mm | 78% | 3.4 m/s | 4.4 |
| 1998 🔥 | 43.9°C | 27.1°C | 35.5°C | 149 mm | 78% | 3.6 m/s | 4.9 |
| 1997 | 38.7°C | 26.2°C | 32.4°C | 169 mm | 77% | 3.5 m/s | 5.2 |
| 1996 | 38.5°C | 25.5°C | 32.0°C | 207 mm | 75% | 3.8 m/s | 4.7 |
| 1995 | 36.0°C | 25.8°C | 30.9°C | 191 mm | 84% | 3.4 m/s | 4.6 |
| 1994 | 39.0°C | 26.1°C | 32.5°C | 289 mm | 81% | 3.8 m/s | 4.4 |
| 1993 | 37.6°C | 25.6°C | 31.6°C | 235 mm | 80% | 3.9 m/s | 4.6 |
| 1992 | 38.3°C | 25.1°C | 31.7°C | 249 mm | 80% | 3.4 m/s | 5.1 |
| 1991 | 41.0°C | 25.7°C | 33.4°C | 338 mm | 82% | 3.6 m/s | 4.8 |
| 1990 | 36.0°C | 25.9°C | 30.9°C | 221 mm | 82% | 3.3 m/s | 4.8 |
| 1989 | 38.9°C | 24.9°C | 31.9°C | 236 mm | 79% | 4 m/s | 5 |
| 1988 | 41.5°C | 26.1°C | 33.8°C | 460 mm | 80% | 3.1 m/s | 4.3 |
| 1987 | 41.1°C | 25.8°C | 33.4°C | 189 mm | 76% | 3.1 m/s | 5.2 |
| 1986 | 41.0°C | 25.7°C | 33.3°C | 236 mm | 75% | 3.7 m/s | 4.7 |
| 1985 | 42.1°C | 26.3°C | 34.2°C | 228 mm | 73% | 3.2 m/s | 5.1 |
| 1984 🌧️ | 40.8°C | 25.0°C | 32.9°C | 529 mm | 85% | 3.4 m/s | 3.8 |
| 1983 | 39.7°C | 25.8°C | 32.7°C | 129 mm | 72% | 3.9 m/s | — |
| 1982 | 37.6°C | 25.6°C | 31.6°C | 295 mm | 80% | 3.3 m/s | — |
| 1981 | 36.8°C | 25.1°C | 31.0°C | 171 mm | 83% | 2.9 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 38.8°C with lows near 25.8°C (mean 32.3°C), based on 45 years of NASA POWER data.
June averages 237 mm of rainfall in Kolkata, a relatively wet time of year. The wettest on record was 529 mm in 1984.
The hottest June reached 44.3°C in 2023. The coldest dipped to 23.7°C in 2008.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have fallen by about 0.3°C. Daytime highs moved from 39.4°C to 38.5°C and overnight lows from 25.6°C to 25.9°C over the same span.
June is one of the warmer months of the year in Kolkata and a relatively wet time of year, so plan for around 38.8°C daytime highs and 25.8°C at night.
Not quite — June is the 10th coolest month in Kolkata, averaging 32.3°C.
For June in Kolkata, pack light, breathable clothing and sun protection, with typical highs of 38.8°C and lows of 25.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 80% — quite humid.
Average wind speed in June is 3.3 m/s. The windiest June on record averaged 4 m/s (1989).
The wettest June on record was 1984 with 529 mm. On average, June sees 237 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 June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
