May is one of the warmer months of the year in Madhubani, with average highs near 39.3°C and lows around 26°C (mean 32.7°C). It is one of the drier months, averaging 75 mm of rainfall and 40% relative humidity across the period.
May is one of the warmer months of the year in Madhubani. Across 45 years of records, the warmest May in Madhubani was 1995 — when the month averaged 35.2°C — while the coldest was 2021 at 30.2°C. Typical May days reach 39.3°C with nights near 26°C. The long-term trend is cooling, about 0.3°C per decade.
May is one of the drier months in Madhubani, averaging 75 mm of rainfall. The wettest May on record was 2021 with 282 mm, while the driest was 1995 at 11 mm.
Relative humidity in Madhubani during May averages 40%. The most humid May was 2022 at 54%, and the least humid was 1997 at 24%.
May receives about 6.2 kWh/m²/day of solar energy in Madhubani. The sunniest May was 1987 at 7.3 kWh/m²/day, and the cloudiest was 2021 at 4.4.
Average wind speed in Madhubani during May is 2.3 m/s. The windiest Mays were 1984 and 1989 at 3 m/s, while the calmest was 2015 at 1.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 32.5°C | 33.8°C | 32.5°C | 32.6°C | 31.2°C | -1.3°C |
| Avg High | 39.6°C | 41.0°C | 38.7°C | 39.1°C | 37.1°C | -2.5°C |
| Avg Low | 25.4°C | 26.7°C | 26.2°C | 26.2°C | 25.3°C | -0.1°C |
| Avg Rain | 56 mm | 31 mm | 74 mm | 101 mm | 137 mm | +82 mm |
May temperatures in Madhubani have fallen by about 1.3°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 20°C (1987) to a record high of 46.1°C (1998).
Rainfall in May is one of the drier months, averaging 75 mm, with a wettest year of 282 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.6°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A quieter season to visit Madhubani
If your dates are flexible, the more temperate months of November and February tend to be the most comfortable for visiting Madhubani. That said, May — with days averaging 39.3°C and nights around 26°C (mean 32.7°C) and moderate rainfall (75 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 36.7°C | 31.1°C | 25.4°C | 41.6°C | 23.1°C | 86 mm | 53% | 2.4 m/s | 5.5 |
| 2024 | 38.2°C | 32.2°C | 26.2°C | 44.0°C | 22.9°C | 117 mm | 45% | 2.6 m/s | 5.5 |
| 2023 | 38.2°C | 31.6°C | 25.0°C | 42.3°C | 22.6°C | 84 mm | 40% | 2 m/s | 6.2 |
| 2022 | 36.7°C | 31.1°C | 25.5°C | 40.2°C | 22.8°C | 162 mm | 54% | 1.9 m/s | 5.3 |
| 2021 ❄️ 🌧️ | 35.8°C | 30.2°C | 24.7°C | 40.8°C | 21.6°C | 282 mm | 54% | 2.4 m/s | 4.4 |
| 2020 | 37.0°C | 31.0°C | 25.1°C | 43.4°C | 21.7°C | 92 mm | 50% | 2.1 m/s | 5.5 |
| 2019 | 40.9°C | 33.4°C | 25.9°C | 44.2°C | 21.2°C | 58 mm | 36% | 2.4 m/s | 6.4 |
| 2018 | 37.2°C | 31.4°C | 25.5°C | 41.5°C | 22.9°C | 78 mm | 52% | 2.5 m/s | 5.9 |
| 2017 | 38.3°C | 32.4°C | 26.5°C | 41.8°C | 23.7°C | 161 mm | 49% | 2.1 m/s | 5.8 |
| 2016 | 38.6°C | 32.6°C | 26.6°C | 42.5°C | 25.2°C | 149 mm | 44% | 2 m/s | 5.5 |
| 2015 | 39.5°C | 32.8°C | 26.2°C | 42.8°C | 23.3°C | 83 mm | 41% | 1.7 m/s | 6.2 |
| 2014 | 39.9°C | 33.2°C | 26.5°C | 44.6°C | 23.3°C | 114 mm | 37% | 2.5 m/s | 6.3 |
| 2013 | 38.3°C | 31.6°C | 24.8°C | 42.6°C | 22.3°C | 106 mm | 38% | 1.8 m/s | 5.8 |
| 2012 | 41.6°C | 34.6°C | 27.5°C | 45.5°C | 22.5°C | 39 mm | 29% | 2.3 m/s | 6.6 |
| 2011 | 37.7°C | 31.6°C | 25.6°C | 40.7°C | 23.3°C | 124 mm | 50% | 2.1 m/s | 5.9 |
| 2010 | 38.8°C | 32.7°C | 26.6°C | 43.8°C | 23.9°C | 102 mm | 45% | 2.4 m/s | 6.2 |
| 2009 | 38.3°C | 32.2°C | 26.2°C | 43.6°C | 23.4°C | 77 mm | 45% | 2.7 m/s | 5.9 |
| 2008 | 38.4°C | 32.4°C | 26.5°C | 41.5°C | 24.5°C | 98 mm | 43% | 1.8 m/s | 6 |
| 2007 | 38.4°C | 32.2°C | 25.9°C | 42.1°C | 23.6°C | 106 mm | 46% | 1.9 m/s | 6.7 |
| 2006 | 38.4°C | 32.7°C | 27.0°C | 42.0°C | 23.9°C | 76 mm | 46% | 2.3 m/s | 6 |
| 2005 | 39.0°C | 32.1°C | 25.1°C | 44.6°C | 21.9°C | 42 mm | 38% | 2.1 m/s | 6.3 |
| 2004 | 39.0°C | 32.4°C | 25.8°C | 42.1°C | 20.3°C | 79 mm | 41% | 2 m/s | 6.1 |
| 2003 | 39.5°C | 32.6°C | 25.6°C | 43.4°C | 22.1°C | 32 mm | 34% | 2.3 m/s | 6.4 |
| 2002 | 37.5°C | 31.6°C | 25.6°C | 43.0°C | 22.9°C | 115 mm | 50% | 2.7 m/s | 5.7 |
| 2001 | 39.7°C | 33.6°C | 27.5°C | 42.4°C | 23.9°C | 52 mm | 42% | 2.6 m/s | 5.9 |
| 2000 | 38.8°C | 32.8°C | 26.8°C | 44.0°C | 22.1°C | 61 mm | 47% | 2.5 m/s | 5.7 |
| 1999 | 39.1°C | 32.9°C | 26.6°C | 44.0°C | 22.1°C | 69 mm | 43% | 2.2 m/s | 6.2 |
| 1998 | 40.7°C | 33.8°C | 27.0°C | 46.1°C | 23.4°C | 25 mm | 38% | 2.7 m/s | 6.2 |
| 1997 | 41.4°C | 33.5°C | 25.6°C | 44.5°C | 21.1°C | 27 mm | 24% | 2.5 m/s | 6.6 |
| 1996 | 42.5°C | 34.7°C | 26.8°C | 44.9°C | 23.0°C | 13 mm | 24% | 2.1 m/s | 6.4 |
| 1995 🔥 | 42.7°C | 35.2°C | 27.6°C | 45.4°C | 24.8°C | 11 mm | 25% | 2.4 m/s | 7.1 |
| 1994 | 41.2°C | 34.0°C | 26.9°C | 44.3°C | 22.9°C | 34 mm | 30% | 2.4 m/s | 6.9 |
| 1993 | 40.1°C | 33.2°C | 26.3°C | 45.1°C | 23.9°C | 39 mm | 34% | 2.2 m/s | 6.7 |
| 1992 | 39.4°C | 32.1°C | 24.9°C | 43.7°C | 22.4°C | 50 mm | 33% | 2.4 m/s | 6.6 |
| 1991 | 42.5°C | 34.9°C | 27.4°C | 46.0°C | 23.9°C | 18 mm | 26% | 2.6 m/s | 6.7 |
| 1990 | 40.2°C | 33.8°C | 27.4°C | 43.9°C | 24.1°C | 24 mm | 37% | 2.3 m/s | 6.2 |
| 1989 | 40.4°C | 33.2°C | 26.1°C | 45.8°C | 20.8°C | 55 mm | 34% | 3 m/s | 6.7 |
| 1988 | 40.1°C | 32.9°C | 25.8°C | 45.3°C | 22.9°C | 53 mm | 39% | 2.5 m/s | 6.9 |
| 1987 | 40.0°C | 32.5°C | 25.0°C | 44.2°C | 20.0°C | 17 mm | 29% | 2.1 m/s | 7.3 |
| 1986 | 38.5°C | 31.2°C | 24.0°C | 40.9°C | 20.6°C | 69 mm | 36% | 2.2 m/s | 6.8 |
| 1985 | 40.2°C | 33.0°C | 25.8°C | 42.8°C | 22.9°C | 40 mm | 34% | 2.3 m/s | 7.1 |
| 1984 | 39.5°C | 32.5°C | 25.6°C | 45.3°C | 22.8°C | 56 mm | 40% | 3 m/s | 6.2 |
| 1983 | 39.7°C | 32.6°C | 25.4°C | 43.2°C | 23.5°C | 27 mm | 34% | 2.1 m/s | — |
| 1982 | 40.2°C | 32.8°C | 25.3°C | 43.0°C | 21.9°C | 51 mm | 33% | 1.9 m/s | — |
| 1981 | 38.1°C | 31.7°C | 25.3°C | 40.3°C | 23.2°C | 132 mm | 49% | 2.3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 39.3°C with lows near 26°C (mean 32.7°C), based on 45 years of NASA POWER data.
May averages 75 mm of rainfall in Madhubani, one of the drier months. The wettest on record was 282 mm in 2021.
The hottest May reached 46.1°C in 1998. The coldest dipped to 20°C in 1987.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 1.3°C. Daytime highs moved from 39.5°C to 37.1°C and overnight lows from 25.5°C to 25.4°C over the same span.
May is one of the warmer months of the year in Madhubani and one of the drier months, so plan for around 39.3°C daytime highs and 26°C at night.
Not quite — May is the 11th coolest month in Madhubani, averaging 32.7°C.
For May in Madhubani, pack light, breathable clothing and sun protection, with typical highs of 39.3°C and lows of 26°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 40% — relatively dry.
Average wind speed in May is 2.3 m/s. The windiest May on record averaged 3 m/s (1984).
The wettest May on record was 2021 with 282 mm. On average, May sees 75 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 Madhubani 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.
