December is one of the cooler months of the year in Mahendragarh, with average highs near 24.7°C and lows around 9.6°C (mean 17.2°C). It is one of the drier months, averaging 5 mm of rainfall and 34% relative humidity across the period.
December is one of the cooler months of the year in Mahendragarh. Across 45 years of records, the warmest December in Mahendragarh was 2008 — when the month averaged 19.7°C — while the coldest was 2019 at 13.8°C. Typical December days reach 24.7°C with nights near 9.6°C. The long-term December temperature trend is broadly flat.
December is one of the drier months in Mahendragarh, averaging 5 mm of rainfall. The wettest Decembers on record were 1997 and 2024 with 28 mm, while the driest were 2020, 2022 and 2025, among others at 0 mm.
Relative humidity in Mahendragarh during December averages 34%. The most humid December was 1997 at 61%, and the least humid was 1993 at 16%.
December receives about 3.2 kWh/m²/day of solar energy in Mahendragarh. The sunniest December was 1993 at 3.7 kWh/m²/day, and the cloudiest was 2019 at 2.1.
Average wind speed in Mahendragarh during December is 1.6 m/s. The windiest December was 2012 at 2 m/s, while the calmest were 1989, 2009 and 2023 at 1.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.9°C | 17.6°C | 18.0°C | 16.5°C | 16.8°C | -0.1°C |
| Avg High | 24.6°C | 25.2°C | 25.5°C | 24.0°C | 24.2°C | -0.4°C |
| Avg Low | 9.1°C | 9.9°C | 10.4°C | 9.1°C | 9.4°C | +0.3°C |
| Avg Rain | 5 mm | 4 mm | 5 mm | 6 mm | 5 mm | +1 mm |
December temperatures in Mahendragarh have stayed relatively stable across the record.
December has ranged from a record low of 0.2°C (2019) to a record high of 31.3°C (2003).
Rainfall in December is one of the drier months, averaging 5 mm, with a wettest year of 28 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
One of the best times to visit Mahendragarh
December is one of the best times to visit Mahendragarh. Expect days averaging 24.7°C and nights around 9.6°C (mean 17.2°C) — cooler than Mahendragarh's yearly average — with low rainfall (5 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 25.8°C | 17.9°C | 10.1°C | 28.5°C | 7.2°C | 0 mm | 38% | 1.6 m/s | — |
| 2024 | 23.2°C | 16.1°C | 9.0°C | 28.0°C | 4.4°C | 28 mm | 49% | 1.6 m/s | 2.9 |
| 2023 | 25.0°C | 17.6°C | 10.2°C | 26.7°C | 6.9°C | 0 mm | 43% | 1.3 m/s | 2.9 |
| 2022 | 24.6°C | 17.1°C | 9.5°C | 27.8°C | 3.8°C | 0 mm | 44% | 1.6 m/s | 3.3 |
| 2021 | 22.1°C | 15.2°C | 8.4°C | 26.4°C | 2.0°C | 4 mm | 54% | 1.4 m/s | 2.9 |
| 2020 | 24.5°C | 16.7°C | 8.9°C | 31.3°C | 2.7°C | 0 mm | 38% | 1.6 m/s | 3.2 |
| 2019 ❄️ | 20.5°C | 13.8°C | 7.1°C | 25.9°C | 0.2°C | 17 mm | 53% | 1.4 m/s | 2.1 |
| 2018 | 24.0°C | 16.3°C | 8.5°C | 27.4°C | 3.4°C | 1 mm | 34% | 1.4 m/s | 3.2 |
| 2017 | 25.2°C | 17.7°C | 10.2°C | 28.2°C | 5.0°C | 5 mm | 32% | 1.5 m/s | 3 |
| 2016 | 27.0°C | 19.2°C | 11.5°C | 30.3°C | 7.3°C | 0 mm | 26% | 1.5 m/s | 3.2 |
| 2015 | 24.7°C | 16.9°C | 9.2°C | 29.4°C | 3.4°C | 1 mm | 27% | 1.5 m/s | 3.1 |
| 2014 | 23.2°C | 15.8°C | 8.5°C | 28.7°C | 4.2°C | 12 mm | 36% | 1.6 m/s | 2.9 |
| 2013 | 24.2°C | 16.8°C | 9.4°C | 28.2°C | 3.6°C | 3 mm | 42% | 1.5 m/s | 3.1 |
| 2012 | 24.2°C | 16.4°C | 8.6°C | 28.1°C | 3.5°C | 3 mm | 35% | 2 m/s | 3.1 |
| 2011 | 24.9°C | 17.4°C | 10.0°C | 30.0°C | 5.2°C | 0 mm | 33% | 1.4 m/s | 3.2 |
| 2010 | 22.3°C | 15.1°C | 7.9°C | 24.6°C | 5.0°C | 13 mm | 51% | 1.4 m/s | 3.2 |
| 2009 | 25.1°C | 17.8°C | 10.6°C | 28.8°C | 6.4°C | 1 mm | 36% | 1.3 m/s | 3.2 |
| 2008 🔥 | 27.3°C | 19.7°C | 12.0°C | 31.1°C | 6.6°C | 1 mm | 34% | 1.5 m/s | 3 |
| 2007 | 24.2°C | 16.5°C | 8.8°C | 27.3°C | 4.5°C | 2 mm | 34% | 1.7 m/s | 3.2 |
| 2006 | 24.9°C | 17.4°C | 9.8°C | 28.5°C | 6.3°C | 3 mm | 41% | 1.7 m/s | 3.1 |
| 2005 | 24.7°C | 16.9°C | 9.1°C | 28.5°C | 5.5°C | 0 mm | 25% | 1.5 m/s | 3.3 |
| 2004 | 25.6°C | 18.3°C | 10.9°C | 28.8°C | 5.0°C | 2 mm | 33% | 1.6 m/s | 3.1 |
| 2003 | 24.3°C | 17.3°C | 10.2°C | 31.3°C | 4.7°C | 15 mm | 45% | 1.5 m/s | 2.6 |
| 2002 | 26.0°C | 18.5°C | 11.0°C | 29.8°C | 7.1°C | 20 mm | 31% | 1.5 m/s | 3.2 |
| 2001 | 26.2°C | 18.6°C | 11.0°C | 30.2°C | 7.8°C | 0 mm | 26% | 1.4 m/s | 3.2 |
| 2000 | 26.8°C | 18.6°C | 10.3°C | 30.3°C | 6.7°C | 2 mm | 22% | 1.7 m/s | 3.6 |
| 1999 | 25.8°C | 18.2°C | 10.6°C | 29.2°C | 7.3°C | 0 mm | 19% | 1.4 m/s | 3.6 |
| 1998 | 26.1°C | 17.9°C | 9.7°C | 29.8°C | 6.7°C | 0 mm | 31% | 1.6 m/s | 3 |
| 1997 🌧️ | 20.7°C | 14.4°C | 8.0°C | 24.9°C | 2.6°C | 28 mm | 61% | 1.4 m/s | 2.8 |
| 1996 | 25.5°C | 17.1°C | 8.7°C | 27.1°C | 4.1°C | 1 mm | 19% | 1.6 m/s | 3.6 |
| 1995 | 25.0°C | 17.6°C | 10.1°C | 27.9°C | 5.2°C | 1 mm | 32% | 1.6 m/s | 3.4 |
| 1994 | 25.7°C | 17.8°C | 9.8°C | 30.6°C | 3.4°C | 0 mm | 25% | 1.8 m/s | 3.6 |
| 1993 | 26.5°C | 18.3°C | 10.2°C | 31.0°C | 5.7°C | 0 mm | 16% | 1.5 m/s | 3.7 |
| 1992 | 26.7°C | 18.8°C | 11.0°C | 28.7°C | 6.9°C | 0 mm | 30% | 1.5 m/s | 3.5 |
| 1991 | 24.8°C | 17.8°C | 10.8°C | 28.7°C | 3.7°C | 12 mm | 39% | 1.5 m/s | 3.3 |
| 1990 | 25.1°C | 17.6°C | 10.1°C | 28.1°C | 1.1°C | 2 mm | 30% | 1.7 m/s | 3.6 |
| 1989 | 24.5°C | 17.0°C | 9.4°C | 28.1°C | 5.2°C | 4 mm | 31% | 1.3 m/s | 3.4 |
| 1988 | 25.7°C | 18.2°C | 10.7°C | 28.8°C | 6.4°C | 2 mm | 31% | 1.6 m/s | 3.2 |
| 1987 | 25.2°C | 17.5°C | 9.7°C | 30.3°C | 5.4°C | 9 mm | 23% | 1.5 m/s | 3.1 |
| 1986 | 23.3°C | 15.0°C | 6.6°C | 29.0°C | 1.9°C | 2 mm | 28% | 1.8 m/s | 3.5 |
| 1985 | 24.6°C | 17.3°C | 9.9°C | 28.0°C | 4.1°C | 14 mm | 44% | 1.9 m/s | 3.2 |
| 1984 | 24.8°C | 16.8°C | 8.7°C | 29.4°C | 3.4°C | 0 mm | 24% | 1.8 m/s | 3.3 |
| 1983 | 24.4°C | 16.8°C | 9.1°C | 27.9°C | 4.3°C | 2 mm | 31% | 1.5 m/s | — |
| 1982 | 24.5°C | 16.9°C | 9.2°C | 28.9°C | 5.3°C | 9 mm | 37% | 1.8 m/s | — |
| 1981 | 24.1°C | 16.4°C | 8.8°C | 26.6°C | 6.3°C | 1 mm | 37% | 1.6 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 24.7°C with lows near 9.6°C (mean 17.2°C), based on 45 years of NASA POWER data.
December averages 5 mm of rainfall in Mahendragarh, one of the drier months. The wettest on record was 28 mm in 1997.
The hottest December reached 31.3°C in 2003. The coldest dipped to 0.2°C in 2019.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have held steady by about 0°C — but days and nights have moved in opposite directions. Overnight lows rose from 9.1°C to 9.4°C while daytime highs eased from 24.5°C to 24.1°C, narrowing the gap between day and night.
December is one of the cooler months of the year in Mahendragarh and one of the drier months, so plan for around 24.7°C daytime highs and 9.6°C at night.
Not quite — December is the 2nd coolest month in Mahendragarh, averaging 17.2°C.
For December in Mahendragarh, pack light layers you can adjust through the day, with typical highs of 24.7°C and lows of 9.6°C.
Relative humidity in December averages 34% — relatively dry.
Average wind speed in December is 1.6 m/s. The windiest December on record averaged 2 m/s (2012).
The wettest December on record was 1997 with 28 mm. On average, December sees 5 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 Mahendragarh behaves each December, 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 December specifically, along with year-by-year records and how the month has changed over the decades.
