May is one of the warmer months of the year in Jalpaiguri, with average highs near 39.8°C and lows around 21.7°C (mean 30.8°C). It is a relatively wet time of year, averaging 173 mm of rainfall and 56% relative humidity across the period.
May is one of the warmer months of the year in Jalpaiguri. Across 45 years of records, the warmest May in Jalpaiguri was 1995 — when the month averaged 33.7°C — while the coldest was 2018 at 27.6°C. Typical May days reach 39.8°C with nights near 21.7°C. The long-term trend is cooling, about 0.3°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 30.7°C | 31.9°C | 30.6°C | 30.4°C | 29.8°C | -0.9°C |
| Avg High | 40.4°C | 41.5°C | 39.8°C | 38.8°C | 37.9°C | -2.5°C |
| Avg Low | 21.1°C | 22.4°C | 21.4°C | 22.0°C | 21.6°C | +0.5°C |
| Avg Rain | 134 mm | 92 mm | 137 mm | 243 mm | 311 mm | +177 mm |
May temperatures in Jalpaiguri have fallen by about 0.3°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 19.7°C (2003) to a record high of 43.9°C (1994).
Rainfall in May is a relatively wet time of year, averaging 173 mm, with a wettest year of 404 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.8°C per decade while lows rose 0.1°C per decade, narrowing the gap between day and night.
A quieter season to visit Jalpaiguri
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Jalpaiguri. That said, May — with days averaging 39.8°C and nights around 21.7°C (mean 30.8°C) and higher rainfall (173 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 | 21.3°C | 29.4°C | 404 mm | 75% | 1.4 m/s | 4.5 |
| 2024 | 42.5°C | 21.8°C | 32.2°C | 208 mm | 55% | 1.9 m/s | 4.9 |
| 2023 | 40.7°C | 21.6°C | 31.1°C | 183 mm | 55% | 1.5 m/s | 5.6 |
| 2022 | 34.5°C | 22.1°C | 28.3°C | 383 mm | 77% | 1.4 m/s | 4.8 |
| 2021 | 37.8°C | 21.5°C | 29.7°C | 316 mm | 70% | 1.6 m/s | 4 |
| 2020 | 34.1°C | 21.4°C | 27.8°C | 373 mm | 74% | 1.5 m/s | 4.5 |
| 2019 | 38.2°C | 20.4°C | 29.3°C | 213 mm | 63% | 1.8 m/s | 4.9 |
| 2018 ❄️ | 33.8°C | 21.3°C | 27.6°C | 307 mm | 78% | 1.5 m/s | 4.8 |
| 2017 | 34.7°C | 21.6°C | 28.1°C | 285 mm | 75% | 1.4 m/s | 5.2 |
| 2016 | 38.7°C | 23.2°C | 31.0°C | 333 mm | 65% | 1.5 m/s | 4.7 |
| 2015 | 40.1°C | 22.8°C | 31.5°C | 180 mm | 62% | 1.8 m/s | 5.1 |
| 2014 | 41.7°C | 22.9°C | 32.3°C | 242 mm | 51% | 1.6 m/s | 5.3 |
| 2013 | 41.5°C | 21.2°C | 31.3°C | 279 mm | 58% | 1.5 m/s | 4.9 |
| 2012 | 41.8°C | 21.5°C | 31.7°C | 137 mm | 52% | 1.7 m/s | 5.7 |
| 2011 | 36.9°C | 22.1°C | 29.5°C | 203 mm | 61% | 1.7 m/s | 5.1 |
| 2010 | 40.3°C | 22.7°C | 31.5°C | 247 mm | 63% | 1.6 m/s | 5.3 |
| 2009 | 39.2°C | 21.5°C | 30.3°C | 242 mm | 60% | 1.8 m/s | 5.2 |
| 2008 | 40.0°C | 23.0°C | 31.5°C | 116 mm | 54% | 1.6 m/s | 5.3 |
| 2007 | 40.6°C | 22.7°C | 31.6°C | 191 mm | 56% | 1.4 m/s | 6.1 |
| 2006 | 39.3°C | 20.5°C | 29.9°C | 137 mm | 56% | 2 m/s | 5.2 |
| 2005 | 40.6°C | 21.4°C | 31.0°C | 106 mm | 52% | 1.7 m/s | 5.3 |
| 2004 | 40.4°C | 19.9°C | 30.2°C | 106 mm | 53% | 1.8 m/s | 5.1 |
| 2003 | 40.1°C | 19.7°C | 29.9°C | 72 mm | 48% | 1.7 m/s | 5.8 |
| 2002 | 40.3°C | 20.9°C | 30.6°C | 124 mm | 63% | 1.9 m/s | 5.6 |
| 2001 | 38.9°C | 22.7°C | 30.8°C | 127 mm | 62% | 1.9 m/s | 5.4 |
| 2000 | 38.6°C | 21.5°C | 30.0°C | 148 mm | 66% | 1.9 m/s | 5 |
| 1999 | 39.8°C | 23.0°C | 31.4°C | 226 mm | 60% | 1.8 m/s | 5.1 |
| 1998 | 41.3°C | 22.4°C | 31.8°C | 86 mm | 55% | 1.7 m/s | 5.6 |
| 1997 | 41.3°C | 20.7°C | 31.0°C | 78 mm | 39% | 1.9 m/s | 5.8 |
| 1996 | 41.0°C | 22.2°C | 31.6°C | 98 mm | 45% | 1.7 m/s | 5.3 |
| 1995 🔥 | 42.8°C | 24.6°C | 33.7°C | 57 mm | 39% | 1.9 m/s | 6.1 |
| 1994 | 43.9°C | 22.6°C | 33.3°C | 55 mm | 39% | 2 m/s | 6.2 |
| 1993 | 42.0°C | 22.1°C | 32.1°C | 51 mm | 47% | 1.9 m/s | 5.4 |
| 1992 | 40.1°C | 20.4°C | 30.2°C | 113 mm | 46% | 1.6 m/s | 5.3 |
| 1991 | 42.7°C | 23.3°C | 33.0°C | 54 mm | 45% | 2.1 m/s | 5.3 |
| 1990 | 39.8°C | 22.6°C | 31.2°C | 100 mm | 52% | 1.9 m/s | 5.3 |
| 1989 | 42.8°C | 21.4°C | 32.1°C | 178 mm | 45% | 2.2 m/s | 5.6 |
| 1988 | 41.2°C | 21.0°C | 31.1°C | 98 mm | 51% | 1.9 m/s | 5.8 |
| 1987 | 40.9°C | 20.9°C | 30.9°C | 82 mm | 42% | 1.6 m/s | 6.8 |
| 1986 | 40.5°C | 20.3°C | 30.4°C | 93 mm | 43% | 1.6 m/s | 6.1 |
| 1985 | 40.5°C | 21.7°C | 31.1°C | 86 mm | 46% | 1.8 m/s | 6 |
| 1984 | 39.5°C | 20.6°C | 30.1°C | 169 mm | 59% | 2.1 m/s | 5.1 |
| 1983 | 40.2°C | 21.4°C | 30.8°C | 132 mm | 53% | 1.5 m/s | — |
| 1982 | 40.9°C | 20.5°C | 30.7°C | 60 mm | 48% | 1.6 m/s | — |
| 1981 | 36.7°C | 22.2°C | 29.5°C | 309 mm | 66% | 1.5 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 39.8°C with lows near 21.7°C (mean 30.8°C), based on 45 years of NASA POWER data.
May averages 173 mm of rainfall in Jalpaiguri, a relatively wet time of year. The wettest on record was 404 mm in 2025.
The hottest May reached 43.9°C in 1994. The coldest dipped to 19.7°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 0.3°C. Daytime highs moved from 39.6°C to 38.6°C and overnight lows from 21.3°C to 21.7°C over the same span.
May is one of the warmer months of the year in Jalpaiguri and a relatively wet time of year, so plan for around 39.8°C daytime highs and 21.7°C at night.
Not quite — May is the 11th coolest month in Jalpaiguri, averaging 30.8°C.
For May in Jalpaiguri, pack light, breathable clothing and sun protection, with typical highs of 39.8°C and lows of 21.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 56% — moderately humid.
Average wind speed in May is 1.7 m/s. The windiest May on record averaged 2.2 m/s (1989).
The wettest May on record was 2025 with 404 mm. On average, May sees 173 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 Jalpaiguri 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.
