May is one of the warmer months of the year in Cooch Behar, with average highs near 38.6°C and lows around 21°C (mean 29.8°C). It is a relatively wet time of year, averaging 194 mm of rainfall and 60% relative humidity across the period.
May is one of the warmer months of the year in Cooch Behar. Across 45 years of records, the warmest May in Cooch Behar was 1995 — when the month averaged 32.9°C — while the coldest was 2018 at 26.2°C. Typical May days reach 38.6°C with nights near 21°C. The long-term trend is cooling, about 0.4°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.1°C | 31.0°C | 29.6°C | 29.3°C | 28.7°C | -1.4°C |
| Avg High | 39.5°C | 40.2°C | 38.5°C | 37.4°C | 36.8°C | -2.7°C |
| Avg Low | 20.7°C | 21.8°C | 20.6°C | 21.2°C | 20.7°C | 0°C |
| Avg Rain | 136 mm | 109 mm | 166 mm | 271 mm | 342 mm | +206 mm |
May temperatures in Cooch Behar have fallen by about 0.7°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 18.5°C (2003) to a record high of 42.4°C (1994).
Rainfall in May is a relatively wet time of year, averaging 194 mm, with a wettest year of 471 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.8°C per decade while lows fell 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Cooch Behar
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Cooch Behar. That said, May — with days averaging 38.6°C and nights around 21°C (mean 29.8°C) and higher rainfall (194 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 🌧️ | 35.4°C | 20.0°C | 27.7°C | 471 mm | 76% | 1 m/s | 4.4 |
| 2024 | 41.3°C | 20.7°C | 31.0°C | 209 mm | 56% | 1.4 m/s | 4.8 |
| 2023 | 39.9°C | 20.7°C | 30.3°C | 187 mm | 59% | 1.2 m/s | 5.5 |
| 2022 | 33.6°C | 21.0°C | 27.3°C | 440 mm | 80% | 1.1 m/s | 4.6 |
| 2021 | 37.1°C | 20.8°C | 29.0°C | 292 mm | 73% | 1.2 m/s | 4.1 |
| 2020 | 33.5°C | 20.7°C | 27.1°C | 452 mm | 77% | 1.2 m/s | 4.5 |
| 2019 | 35.3°C | 19.7°C | 27.5°C | 321 mm | 73% | 1.2 m/s | 4.4 |
| 2018 ❄️ | 32.9°C | 19.4°C | 26.2°C | 355 mm | 80% | 1.1 m/s | 4.5 |
| 2017 | 33.9°C | 21.3°C | 27.6°C | 314 mm | 78% | 1.1 m/s | 5.1 |
| 2016 | 36.3°C | 22.5°C | 29.4°C | 358 mm | 72% | 1.2 m/s | 4.6 |
| 2015 | 39.2°C | 22.8°C | 31.0°C | 181 mm | 66% | 1.4 m/s | 4.8 |
| 2014 | 41.3°C | 22.3°C | 31.8°C | 243 mm | 53% | 1.2 m/s | 4.9 |
| 2013 | 39.8°C | 20.4°C | 30.1°C | 328 mm | 64% | 1.1 m/s | 4.6 |
| 2012 | 39.6°C | 20.5°C | 30.1°C | 157 mm | 59% | 1.2 m/s | 5.4 |
| 2011 | 36.1°C | 20.8°C | 28.4°C | 217 mm | 65% | 1.3 m/s | 4.8 |
| 2010 | 39.3°C | 22.3°C | 30.8°C | 238 mm | 66% | 1.2 m/s | 5.1 |
| 2009 | 38.4°C | 21.2°C | 29.8°C | 299 mm | 64% | 1.4 m/s | 5 |
| 2008 | 38.8°C | 22.3°C | 30.6°C | 134 mm | 58% | 1.2 m/s | 5.3 |
| 2007 | 40.1°C | 22.7°C | 31.4°C | 145 mm | 56% | 1.2 m/s | 5.8 |
| 2006 | 37.9°C | 20.0°C | 28.9°C | 198 mm | 62% | 1.5 m/s | 5 |
| 2005 | 38.6°C | 20.3°C | 29.5°C | 129 mm | 59% | 1.3 m/s | 5 |
| 2004 | 38.9°C | 18.8°C | 28.9°C | 138 mm | 61% | 1.4 m/s | 4.9 |
| 2003 | 38.1°C | 18.5°C | 28.3°C | 82 mm | 55% | 1.3 m/s | 5.6 |
| 2002 | 38.9°C | 19.8°C | 29.4°C | 136 mm | 68% | 1.4 m/s | 5.2 |
| 2001 | 37.6°C | 21.2°C | 29.4°C | 164 mm | 66% | 1.4 m/s | 5.2 |
| 2000 | 37.3°C | 21.4°C | 29.4°C | 235 mm | 71% | 1.4 m/s | 4.9 |
| 1999 | 37.8°C | 22.2°C | 30.0°C | 231 mm | 63% | 1.4 m/s | 4.8 |
| 1998 | 39.9°C | 21.9°C | 30.9°C | 120 mm | 59% | 1.3 m/s | 5.4 |
| 1997 | 40.2°C | 19.6°C | 29.9°C | 109 mm | 44% | 1.4 m/s | 5.4 |
| 1996 | 40.1°C | 20.9°C | 30.5°C | 101 mm | 51% | 1.4 m/s | 4.8 |
| 1995 🔥 | 41.9°C | 23.9°C | 32.9°C | 66 mm | 43% | 1.4 m/s | 5.6 |
| 1994 | 42.4°C | 22.1°C | 32.2°C | 74 mm | 43% | 1.5 m/s | 5.6 |
| 1993 | 40.3°C | 21.8°C | 31.0°C | 74 mm | 54% | 1.5 m/s | 4.9 |
| 1992 | 39.4°C | 20.8°C | 30.1°C | 125 mm | 50% | 1.2 m/s | 5.1 |
| 1991 | 41.1°C | 22.7°C | 31.9°C | 89 mm | 51% | 1.6 m/s | 4.7 |
| 1990 | 38.6°C | 21.6°C | 30.1°C | 98 mm | 55% | 1.5 m/s | 5.3 |
| 1989 | 41.2°C | 20.2°C | 30.7°C | 205 mm | 49% | 1.7 m/s | 5.3 |
| 1988 | 39.8°C | 20.7°C | 30.3°C | 134 mm | 56% | 1.4 m/s | 5.2 |
| 1987 | 40.1°C | 20.3°C | 30.2°C | 88 mm | 46% | 1.2 m/s | 6.3 |
| 1986 | 40.0°C | 20.7°C | 30.4°C | 82 mm | 46% | 1.2 m/s | 5.8 |
| 1985 | 39.3°C | 21.5°C | 30.4°C | 82 mm | 49% | 1.4 m/s | 5.4 |
| 1984 | 38.4°C | 19.8°C | 29.1°C | 175 mm | 62% | 1.7 m/s | 4.5 |
| 1983 | 40.1°C | 21.0°C | 30.5°C | 109 mm | 55% | 1.2 m/s | — |
| 1982 | 39.7°C | 19.9°C | 29.8°C | 79 mm | 53% | 1.2 m/s | — |
| 1981 | 36.6°C | 22.0°C | 29.3°C | 270 mm | 68% | 1.3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 38.6°C with lows near 21°C (mean 29.8°C), based on 45 years of NASA POWER data.
May averages 194 mm of rainfall in Cooch Behar, a relatively wet time of year. The wettest on record was 471 mm in 2025.
The hottest May reached 42.4°C in 1994. The coldest dipped to 18.5°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 0.7°C. Daytime highs moved from 38.8°C to 37.5°C and overnight lows from 20.8°C to 20.6°C over the same span.
May is one of the warmer months of the year in Cooch Behar and a relatively wet time of year, so plan for around 38.6°C daytime highs and 21°C at night.
Not quite — May is the 11th coolest month in Cooch Behar, averaging 29.8°C.
For May in Cooch Behar, pack light, breathable clothing and sun protection, with typical highs of 38.6°C and lows of 21°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 60% — moderately humid.
Average wind speed in May is 1.3 m/s. The windiest May on record averaged 1.7 m/s (1984).
The wettest May on record was 2025 with 471 mm. On average, May sees 194 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 Cooch Behar behaves each May, 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 May specifically, along with year-by-year records and how the month has changed over the decades.
