May is one of the warmer months of the year in Hassan, with average highs near 32.2°C and lows around 21.2°C (mean 26.7°C). It is about average for rainfall, averaging 109 mm of rainfall and 68% relative humidity across the period.
May is one of the warmer months of the year in Hassan. Across 45 years of records, the warmest May in Hassan was 1991 — when the month averaged 28.9°C — while the coldest was 2004 at 24.1°C. Typical May days reach 32.2°C with nights near 21.2°C. The long-term trend is cooling, about 0.2°C per decade.
May is about average for rainfall in Hassan, averaging 109 mm of rainfall. The wettest May on record was 2004 with 332 mm, while the driest was 2003 at 7 mm.
Relative humidity in Hassan during May averages 68%. The most humid May was 2004 at 82%, and the least humid was 1996 at 55%.
May receives about 6.3 kWh/m²/day of solar energy in Hassan. The sunniest May was 2001 at 6.9 kWh/m²/day, and the cloudiest were 2022 and 2025 at 5.3.
Average wind speed in Hassan during May is 2.3 m/s. The windiest Mays were 1989, 1990 and 2003, among others at 2.9 m/s, while the calmest was 1987 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.0°C | 27.1°C | 26.5°C | 26.5°C | 26.2°C | -0.8°C |
| Avg High | 32.9°C | 33.0°C | 31.9°C | 31.7°C | 31.0°C | -1.9°C |
| Avg Low | 21.2°C | 21.2°C | 21.0°C | 21.3°C | 21.3°C | +0.1°C |
| Avg Rain | 62 mm | 89 mm | 125 mm | 118 mm | 168 mm | +106 mm |
May temperatures in Hassan have fallen by about 1°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 17.3°C (2022) to a record high of 39.4°C (2005).
Rainfall in May is about average for rainfall, averaging 109 mm, with a wettest year of 332 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.5°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A quieter season to visit Hassan
If your dates are flexible, the more temperate months of January and December tend to be the most comfortable for visiting Hassan. That said, May — with days averaging 32.2°C and nights around 21.2°C (mean 26.7°C) and higher rainfall (109 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 | 29.4°C | 25.2°C | 21.0°C | 34.4°C | 19.2°C | 255 mm | 78% | 2.7 m/s | 5.3 |
| 2024 | 31.8°C | 27.0°C | 22.2°C | 38.7°C | 19.7°C | 176 mm | 72% | 1.7 m/s | 5.8 |
| 2023 | 33.1°C | 27.3°C | 21.5°C | 37.0°C | 19.9°C | 91 mm | 68% | 1.7 m/s | 6.4 |
| 2022 | 30.0°C | 25.2°C | 20.5°C | 34.3°C | 17.3°C | 210 mm | 78% | 2.4 m/s | 5.3 |
| 2021 | 29.8°C | 25.3°C | 20.8°C | 33.7°C | 18.7°C | 157 mm | 78% | 2.1 m/s | 5.9 |
| 2020 | 32.1°C | 27.0°C | 21.8°C | 35.4°C | 19.9°C | 119 mm | 71% | 1.8 m/s | 6.3 |
| 2019 | 34.4°C | 28.0°C | 21.5°C | 37.0°C | 19.4°C | 80 mm | 63% | 1.9 m/s | 6.4 |
| 2018 | 30.6°C | 25.9°C | 21.2°C | 37.2°C | 19.4°C | 191 mm | 75% | 1.6 m/s | 6 |
| 2017 | 31.1°C | 26.3°C | 21.5°C | 35.5°C | 20.1°C | 176 mm | 74% | 1.9 m/s | 6.1 |
| 2016 | 32.8°C | 27.4°C | 22.1°C | 38.9°C | 20.9°C | 84 mm | 67% | 2.1 m/s | 6.3 |
| 2015 | 30.2°C | 25.5°C | 20.7°C | 35.5°C | 18.4°C | 150 mm | 75% | 1.9 m/s | 6.1 |
| 2014 | 31.1°C | 26.0°C | 20.9°C | 33.2°C | 19.1°C | 171 mm | 73% | 1.9 m/s | 6.3 |
| 2013 | 31.2°C | 26.3°C | 21.5°C | 36.6°C | 20.0°C | 140 mm | 71% | 2.2 m/s | 6.2 |
| 2012 | 32.5°C | 26.7°C | 20.9°C | 35.6°C | 18.3°C | 16 mm | 68% | 2.5 m/s | 6.6 |
| 2011 | 32.2°C | 26.6°C | 20.9°C | 35.2°C | 18.7°C | 68 mm | 70% | 2.1 m/s | 6.6 |
| 2010 | 30.6°C | 26.2°C | 21.7°C | 34.9°C | 20.1°C | 100 mm | 75% | 2.1 m/s | 6.4 |
| 2009 | 32.0°C | 26.6°C | 21.2°C | 37.9°C | 18.8°C | 130 mm | 69% | 2.2 m/s | 6.5 |
| 2008 | 32.3°C | 26.4°C | 20.4°C | 35.5°C | 19.3°C | 82 mm | 68% | 2.6 m/s | 6.8 |
| 2007 | 31.5°C | 26.2°C | 20.8°C | 35.3°C | 18.9°C | 107 mm | 73% | 2.2 m/s | 6.5 |
| 2006 | 32.0°C | 26.6°C | 21.2°C | 37.7°C | 19.8°C | 223 mm | 69% | 2.7 m/s | 6.4 |
| 2005 | 33.6°C | 27.5°C | 21.5°C | 39.4°C | 19.3°C | 81 mm | 64% | 2 m/s | 6.6 |
| 2004 ❄️ 🌧️ | 27.8°C | 24.1°C | 20.4°C | 37.0°C | 19.6°C | 332 mm | 82% | 2.7 m/s | 5.6 |
| 2003 | 35.3°C | 28.5°C | 21.7°C | 37.6°C | 19.8°C | 7 mm | 59% | 2.9 m/s | 6.8 |
| 2002 | 31.7°C | 26.6°C | 21.5°C | 39.2°C | 19.9°C | 118 mm | 70% | 2.7 m/s | 6.4 |
| 2001 | 31.6°C | 26.1°C | 20.5°C | 36.4°C | 18.5°C | 89 mm | 71% | 2.8 m/s | 6.9 |
| 2000 | 31.3°C | 26.1°C | 20.8°C | 36.6°C | 18.7°C | 84 mm | 69% | 2.6 m/s | 6.5 |
| 1999 | 28.5°C | 24.3°C | 20.2°C | 36.1°C | 18.0°C | 207 mm | 78% | 2.3 m/s | 6 |
| 1998 | 34.5°C | 28.5°C | 22.5°C | 38.4°C | 21.0°C | 61 mm | 63% | 2.2 m/s | 6.6 |
| 1997 | 34.3°C | 27.7°C | 21.1°C | 36.7°C | 18.4°C | 40 mm | 60% | 2.2 m/s | 6.7 |
| 1996 | 35.6°C | 28.3°C | 21.1°C | 38.9°C | 19.4°C | 35 mm | 55% | 2.4 m/s | 6.8 |
| 1995 | 30.2°C | 25.3°C | 20.3°C | 33.1°C | 18.6°C | 171 mm | 75% | 2.4 m/s | 5.9 |
| 1994 | 33.7°C | 27.5°C | 21.4°C | 37.5°C | 19.3°C | 52 mm | 63% | 2.6 m/s | 6.5 |
| 1993 | 33.5°C | 27.4°C | 21.3°C | 38.7°C | 19.2°C | 55 mm | 64% | 2.3 m/s | 6.1 |
| 1992 | 32.7°C | 26.7°C | 20.7°C | 35.9°C | 18.2°C | 81 mm | 69% | 2.1 m/s | 6.4 |
| 1991 🔥 | 35.2°C | 28.9°C | 22.5°C | 38.8°C | 21.0°C | 16 mm | 55% | 2 m/s | 6.3 |
| 1990 | 31.6°C | 26.2°C | 20.9°C | 36.7°C | 18.5°C | 175 mm | 69% | 2.9 m/s | 5.8 |
| 1989 | 32.8°C | 26.8°C | 20.8°C | 38.0°C | 18.3°C | 67 mm | 67% | 2.9 m/s | 6.7 |
| 1988 | 33.2°C | 27.3°C | 21.4°C | 38.8°C | 20.3°C | 67 mm | 66% | 2.8 m/s | 6.5 |
| 1987 | 32.3°C | 26.7°C | 21.0°C | 36.8°C | 17.8°C | 67 mm | 59% | 1.5 m/s | 5.9 |
| 1986 | 33.9°C | 27.7°C | 21.4°C | 37.3°C | 20.2°C | 41 mm | 62% | 2.9 m/s | 6.5 |
| 1985 | 33.0°C | 27.0°C | 21.1°C | 38.6°C | 18.4°C | 95 mm | 61% | 2.6 m/s | 6.6 |
| 1984 | 34.5°C | 28.0°C | 21.4°C | 37.9°C | 20.0°C | 18 mm | 61% | 2.6 m/s | 6.4 |
| 1983 | 33.9°C | 27.8°C | 21.7°C | 39.1°C | 20.0°C | 33 mm | 60% | 2.1 m/s | — |
| 1982 | 31.4°C | 26.1°C | 20.8°C | 34.8°C | 20.2°C | 83 mm | 68% | 1.6 m/s | — |
| 1981 | 31.1°C | 26.0°C | 20.8°C | 34.3°C | 18.9°C | 85 mm | 71% | 2.3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 32.2°C with lows near 21.2°C (mean 26.7°C), based on 45 years of NASA POWER data.
May averages 109 mm of rainfall in Hassan, about average for rainfall. The wettest on record was 332 mm in 2004.
The hottest May reached 39.4°C in 2005. The coldest dipped to 17.3°C in 2022.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 1°C. Daytime highs moved from 32.8°C to 30.8°C and overnight lows from 21.2°C to 21.2°C over the same span.
May is one of the warmer months of the year in Hassan and about average for rainfall, so plan for around 32.2°C daytime highs and 21.2°C at night.
Not quite — May is the 10th coolest month in Hassan, averaging 26.7°C.
For May in Hassan, pack light, breathable clothing and sun protection, with typical highs of 32.2°C and lows of 21.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 68% — moderately humid.
Average wind speed in May is 2.3 m/s. The windiest May on record averaged 2.9 m/s (1986).
The wettest May on record was 2004 with 332 mm. On average, May sees 109 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 Hassan 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.
