May is one of the warmer months of the year in Karnal, with average highs near 42.1°C and lows around 26.2°C (mean 34.2°C). It is one of the drier months, averaging 32 mm of rainfall and 24% relative humidity across the period.
May is one of the warmer months of the year in Karnal. Across 45 years of records, the warmest May in Karnal was 1988 — when the month averaged 36.6°C — while the coldest was 1982 at 28.3°C. Typical May days reach 42.1°C with nights near 26.2°C. The long-term May temperature trend is broadly flat.
May is one of the drier months in Karnal, averaging 32 mm of rainfall. The wettest May on record was 2008 with 111 mm, while the driest was 1995 at 1 mm.
Relative humidity in Karnal during May averages 24%. The most humid May was 1982 at 55%, and the least humid was 1988 at 12%.
May receives about 6.8 kWh/m²/day of solar energy in Karnal. The sunniest Mays were 1985 and 1998 at 7.3 kWh/m²/day, and the cloudiest was 2025 at 6.
Average wind speed in Karnal during May is 2.4 m/s. The windiest Mays were 1992 and 2000 at 3.1 m/s, while the calmest were 1982 and 2021 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 33.6°C | 34.5°C | 34.5°C | 34.6°C | 32.8°C | -0.8°C |
| Avg High | 41.9°C | 42.8°C | 42.3°C | 42.5°C | 40.2°C | -1.7°C |
| Avg Low | 25.2°C | 26.2°C | 26.8°C | 26.8°C | 25.5°C | +0.3°C |
| Avg Rain | 28 mm | 18 mm | 45 mm | 20 mm | 65 mm | +37 mm |
May temperatures in Karnal have fallen by about 0.5°C between 1981–1985 and 2021–2025.
May has ranged from a record low of 14.2°C (1982) to a record high of 48.9°C (1988).
Rainfall in May is one of the drier months, averaging 32 mm, with a wettest year of 111 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.3°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A quieter season to visit Karnal
If your dates are flexible, the more temperate months of November and March tend to be the most comfortable for visiting Karnal. That said, May — with days averaging 42.1°C and nights around 26.2°C (mean 34.2°C) and moderate rainfall (32 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 | 39.6°C | 32.7°C | 25.8°C | 44.0°C | 22.8°C | 106 mm | 40% | 2.4 m/s | 6 |
| 2024 | 43.7°C | 35.5°C | 27.4°C | 48.0°C | 18.1°C | 3 mm | 20% | 2.5 m/s | 7 |
| 2023 | 37.0°C | 30.1°C | 23.2°C | 44.5°C | 18.6°C | 80 mm | 41% | 2.1 m/s | 6.3 |
| 2022 | 41.9°C | 34.4°C | 26.9°C | 46.8°C | 22.5°C | 57 mm | 28% | 2 m/s | 6.3 |
| 2021 | 39.0°C | 31.8°C | 24.7°C | 42.4°C | 21.7°C | 82 mm | 33% | 1.9 m/s | 6.1 |
| 2020 | 40.0°C | 32.5°C | 25.0°C | 46.6°C | 21.6°C | 59 mm | 35% | 2.3 m/s | 6.7 |
| 2019 | 41.4°C | 33.4°C | 25.5°C | 47.3°C | 21.7°C | 23 mm | 26% | 2.7 m/s | 6.9 |
| 2018 | 42.5°C | 34.6°C | 26.7°C | 46.3°C | 23.3°C | 17 mm | 21% | 2.3 m/s | 6.5 |
| 2017 | 42.6°C | 35.3°C | 28.0°C | 45.5°C | 24.6°C | 18 mm | 23% | 2.1 m/s | 6.5 |
| 2016 | 42.4°C | 35.1°C | 27.7°C | 47.5°C | 23.6°C | 42 mm | 26% | 2.3 m/s | 6.6 |
| 2015 | 42.5°C | 34.1°C | 25.8°C | 46.2°C | 21.6°C | 8 mm | 21% | 2.4 m/s | 6.9 |
| 2014 | 40.5°C | 33.0°C | 25.5°C | 45.9°C | 20.9°C | 34 mm | 28% | 2.3 m/s | 6.8 |
| 2013 | 43.6°C | 35.1°C | 26.6°C | 48.0°C | 21.4°C | 3 mm | 15% | 2.9 m/s | 7.2 |
| 2012 | 42.4°C | 34.3°C | 26.2°C | 47.3°C | 20.0°C | 6 mm | 18% | 2.6 m/s | 7 |
| 2011 | 42.9°C | 35.2°C | 27.6°C | 46.9°C | 23.6°C | 40 mm | 27% | 2.2 m/s | 6.8 |
| 2010 | 44.2°C | 36.2°C | 28.1°C | 48.3°C | 26.0°C | 7 mm | 16% | 2.5 m/s | 7 |
| 2009 | 42.5°C | 35.0°C | 27.5°C | 46.5°C | 23.9°C | 35 mm | 21% | 2 m/s | 6.9 |
| 2008 🌧️ | 39.5°C | 32.6°C | 25.8°C | 44.5°C | 22.3°C | 111 mm | 34% | 2 m/s | 6.1 |
| 2007 | 42.2°C | 34.7°C | 27.2°C | 45.4°C | 24.0°C | 34 mm | 26% | 2.2 m/s | 6.7 |
| 2006 | 42.7°C | 35.4°C | 28.0°C | 45.9°C | 26.0°C | 59 mm | 29% | 2 m/s | 6.6 |
| 2005 | 41.3°C | 33.5°C | 25.8°C | 44.6°C | 22.6°C | 7 mm | 21% | 2.6 m/s | 6.9 |
| 2004 | 41.8°C | 33.5°C | 25.3°C | 45.5°C | 17.3°C | 32 mm | 29% | 2.7 m/s | 6.9 |
| 2003 | 42.2°C | 33.6°C | 25.0°C | 45.9°C | 17.7°C | 15 mm | 15% | 2.4 m/s | 7 |
| 2002 | 44.6°C | 36.0°C | 27.4°C | 47.8°C | 23.2°C | 67 mm | 18% | 2.5 m/s | 6.9 |
| 2001 | 42.2°C | 34.8°C | 27.4°C | 47.2°C | 24.0°C | 65 mm | 30% | 2.4 m/s | 6.5 |
| 2000 | 43.9°C | 36.2°C | 28.5°C | 46.7°C | 23.6°C | 20 mm | 23% | 3.1 m/s | 6.7 |
| 1999 | 43.4°C | 35.3°C | 27.1°C | 46.1°C | 24.6°C | 11 mm | 19% | 2.5 m/s | 6.9 |
| 1998 | 43.9°C | 35.1°C | 26.4°C | 48.9°C | 21.8°C | 15 mm | 19% | 2.5 m/s | 7.3 |
| 1997 | 39.6°C | 31.7°C | 23.8°C | 45.1°C | 17.1°C | 58 mm | 26% | 2 m/s | 6.8 |
| 1996 | 41.9°C | 33.3°C | 24.8°C | 46.6°C | 19.3°C | 23 mm | 19% | 2.6 m/s | 6.8 |
| 1995 | 43.3°C | 35.0°C | 26.8°C | 47.1°C | 24.0°C | 1 mm | 15% | 2.8 m/s | 6.8 |
| 1994 | 43.9°C | 35.4°C | 26.9°C | 48.1°C | 22.3°C | 11 mm | 17% | 2.4 m/s | 7.1 |
| 1993 | 44.1°C | 35.4°C | 26.6°C | 47.3°C | 21.4°C | 18 mm | 17% | 2.3 m/s | 7 |
| 1992 | 41.6°C | 33.6°C | 25.5°C | 46.0°C | 20.9°C | 12 mm | 20% | 3.1 m/s | 6.7 |
| 1991 | 43.5°C | 35.1°C | 26.8°C | 45.6°C | 22.8°C | 7 mm | 15% | 2.8 m/s | 6.8 |
| 1990 | 42.9°C | 35.2°C | 27.5°C | 46.4°C | 21.8°C | 21 mm | 23% | 2.2 m/s | 6.7 |
| 1989 | 43.2°C | 34.3°C | 25.4°C | 47.4°C | 19.3°C | 10 mm | 12% | 2.6 m/s | 7 |
| 1988 🔥 | 45.8°C | 36.6°C | 27.4°C | 48.9°C | 24.0°C | 2 mm | 12% | 2.8 m/s | 7 |
| 1987 | 38.6°C | 30.9°C | 23.1°C | 45.1°C | 18.3°C | 50 mm | 33% | 2.6 m/s | 6.5 |
| 1986 | 41.6°C | 33.2°C | 24.7°C | 45.5°C | 18.5°C | 30 mm | 19% | 2.3 m/s | 6.7 |
| 1985 | 43.7°C | 34.9°C | 26.0°C | 47.0°C | 22.9°C | 12 mm | 14% | 2.5 m/s | 7.3 |
| 1984 | 45.5°C | 36.0°C | 26.5°C | 48.7°C | 20.1°C | 1 mm | 13% | 3 m/s | 6.8 |
| 1983 | 40.1°C | 32.5°C | 24.8°C | 43.3°C | 20.3°C | 33 mm | 34% | 2.2 m/s | — |
| 1982 ❄️ | 35.2°C | 28.3°C | 21.4°C | 41.7°C | 14.2°C | 100 mm | 55% | 1.9 m/s | — |
| 1981 | 43.7°C | 35.4°C | 27.1°C | 47.8°C | 24.3°C | 12 mm | 20% | 2.4 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 42.1°C with lows near 26.2°C (mean 34.2°C), based on 45 years of NASA POWER data.
May averages 32 mm of rainfall in Karnal, one of the drier months. The wettest on record was 111 mm in 2008.
The hottest May reached 48.9°C in 1988. The coldest dipped to 14.2°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have fallen by about 0.5°C — but days and nights have moved in opposite directions. Overnight lows rose from 25.2°C to 25.6°C while daytime highs eased from 41.6°C to 40.2°C, narrowing the gap between day and night.
May is one of the warmer months of the year in Karnal and one of the drier months, so plan for around 42.1°C daytime highs and 26.2°C at night.
Not quite — May is the 11th coolest month in Karnal, averaging 34.2°C.
For May in Karnal, pack light, breathable clothing and sun protection, with typical highs of 42.1°C and lows of 26.2°C.
Relative humidity in May averages 24% — relatively dry.
Average wind speed in May is 2.4 m/s. The windiest May on record averaged 3.1 m/s (1992).
The wettest May on record was 2008 with 111 mm. On average, May sees 32 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 Karnal 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.
