December is one of the cooler months of the year in Ajmer, with average highs near 26°C and lows around 9.9°C (mean 18°C). It is one of the drier months, averaging 3 mm of rainfall and 33% relative humidity across the period.
December is one of the cooler months of the year in Ajmer. Across 45 years of records, the warmest December in Ajmer was 2008 — when the month averaged 20.7°C — while the coldest was 2019 at 14.4°C. Typical December days reach 26°C with nights near 9.9°C. The long-term December temperature trend is broadly flat.
December is one of the drier months in Ajmer, averaging 3 mm of rainfall. The wettest December on record was 1987 with 14 mm, while the driest were 2016, 2020 and 2022, among others at 0 mm.
Relative humidity in Ajmer during December averages 33%. The most humid December was 2019 at 58%, and the least humid was 1993 at 17%.
December receives about 4 kWh/m²/day of solar energy in Ajmer. The sunniest Decembers were 1993, 1994 and 1999, among others at 4.4 kWh/m²/day, and the cloudiest was 2021 at 3.4.
Average wind speed in Ajmer during December is 1.7 m/s. The windiest December was 1981 at 2.1 m/s, while the calmest was 2025 at 1.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 17.6°C | 18.2°C | 18.7°C | 17.3°C | 17.8°C | +0.2°C |
| Avg High | 25.8°C | 26.4°C | 26.9°C | 25.3°C | 25.6°C | -0.2°C |
| Avg Low | 9.4°C | 10.0°C | 10.6°C | 9.3°C | 10.0°C | +0.6°C |
| Avg Rain | 3 mm | 2 mm | 2 mm | 2 mm | 4 mm | +1 mm |
December temperatures in Ajmer have stayed relatively stable across the record.
December has ranged from a record low of 1.3°C (1990) to a record high of 32.8°C (2008).
Rainfall in December is one of the drier months, averaging 3 mm, with a wettest year of 14 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 Ajmer
December is one of the best times to visit Ajmer. Expect days averaging 26°C and nights around 9.9°C (mean 18°C) — cooler than Ajmer's yearly average — with low rainfall (3 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 | 25.6°C | 18.1°C | 10.5°C | 28.3°C | 6.8°C | 1 mm | 47% | 1.3 m/s | — |
| 2024 | 24.7°C | 16.8°C | 8.9°C | 27.9°C | 5.2°C | 11 mm | 51% | 1.8 m/s | 3.6 |
| 2023 | 25.8°C | 18.3°C | 10.7°C | 28.1°C | 8.0°C | 5 mm | 42% | 1.6 m/s | 3.5 |
| 2022 | 27.0°C | 18.7°C | 10.3°C | 29.3°C | 5.5°C | 0 mm | 37% | 1.7 m/s | 4 |
| 2021 | 24.1°C | 16.8°C | 9.5°C | 27.3°C | 3.3°C | 6 mm | 49% | 1.6 m/s | 3.4 |
| 2020 | 26.3°C | 18.3°C | 10.2°C | 31.8°C | 3.7°C | 0 mm | 34% | 1.7 m/s | 3.9 |
| 2019 ❄️ | 21.8°C | 14.4°C | 7.1°C | 25.5°C | 1.6°C | 4 mm | 58% | 1.6 m/s | 3.5 |
| 2018 | 25.1°C | 16.7°C | 8.3°C | 28.2°C | 5.1°C | 1 mm | 29% | 1.6 m/s | 4 |
| 2017 | 26.0°C | 18.1°C | 10.2°C | 28.8°C | 6.1°C | 5 mm | 32% | 1.7 m/s | 3.6 |
| 2016 | 28.4°C | 20.2°C | 11.9°C | 30.7°C | 7.5°C | 0 mm | 30% | 1.4 m/s | 4.1 |
| 2015 | 26.1°C | 17.7°C | 9.2°C | 30.5°C | 4.7°C | 0 mm | 24% | 1.6 m/s | 3.9 |
| 2014 | 24.9°C | 17.0°C | 9.2°C | 29.4°C | 3.8°C | 3 mm | 30% | 1.7 m/s | 3.9 |
| 2013 | 25.3°C | 17.6°C | 9.8°C | 29.3°C | 4.7°C | 2 mm | 37% | 1.6 m/s | 3.7 |
| 2012 | 25.1°C | 17.3°C | 9.5°C | 28.0°C | 4.0°C | 1 mm | 37% | 1.7 m/s | 4 |
| 2011 | 26.4°C | 18.1°C | 9.7°C | 30.8°C | 7.0°C | 0 mm | 33% | 1.7 m/s | 3.9 |
| 2010 | 23.4°C | 15.7°C | 8.0°C | 25.4°C | 5.1°C | 9 mm | 49% | 1.6 m/s | 3.9 |
| 2009 | 26.4°C | 18.8°C | 11.2°C | 29.6°C | 7.6°C | 0 mm | 35% | 1.8 m/s | 3.7 |
| 2008 🔥 | 28.4°C | 20.7°C | 13.0°C | 32.8°C | 6.6°C | 2 mm | 30% | 1.8 m/s | 3.7 |
| 2007 | 25.6°C | 17.3°C | 9.1°C | 28.5°C | 5.5°C | 1 mm | 32% | 1.7 m/s | 3.8 |
| 2006 | 26.3°C | 18.5°C | 10.7°C | 29.4°C | 6.6°C | 1 mm | 37% | 1.9 m/s | 3.8 |
| 2005 | 26.3°C | 17.5°C | 8.7°C | 29.4°C | 5.4°C | 0 mm | 22% | 1.6 m/s | 4 |
| 2004 | 26.7°C | 19.0°C | 11.2°C | 30.0°C | 6.4°C | 0 mm | 31% | 1.8 m/s | 3.9 |
| 2003 | 25.9°C | 17.8°C | 9.7°C | 31.2°C | 5.0°C | 5 mm | 36% | 1.7 m/s | 3.9 |
| 2002 | 27.2°C | 19.0°C | 10.9°C | 31.1°C | 7.5°C | 12 mm | 28% | 1.6 m/s | 3.9 |
| 2001 | 27.7°C | 19.1°C | 10.5°C | 31.0°C | 6.3°C | 0 mm | 23% | 1.6 m/s | 4.1 |
| 2000 | 28.1°C | 19.3°C | 10.6°C | 31.3°C | 7.3°C | 0 mm | 20% | 1.8 m/s | 4.1 |
| 1999 | 26.8°C | 18.3°C | 9.8°C | 29.9°C | 6.6°C | 0 mm | 18% | 1.6 m/s | 4.4 |
| 1998 | 28.2°C | 19.6°C | 11.0°C | 31.9°C | 7.7°C | 0 mm | 23% | 1.5 m/s | 4.3 |
| 1997 | 22.3°C | 15.2°C | 8.0°C | 24.8°C | 3.8°C | 13 mm | 58% | 1.9 m/s | 4.3 |
| 1996 | 26.7°C | 17.9°C | 9.2°C | 28.3°C | 5.7°C | 0 mm | 21% | 1.7 m/s | 4.3 |
| 1995 | 25.9°C | 18.3°C | 10.8°C | 28.6°C | 5.8°C | 5 mm | 34% | 1.8 m/s | 4.1 |
| 1994 | 26.3°C | 17.9°C | 9.5°C | 30.7°C | 3.7°C | 0 mm | 25% | 1.7 m/s | 4.4 |
| 1993 | 27.8°C | 19.0°C | 10.3°C | 31.0°C | 7.0°C | 0 mm | 17% | 1.8 m/s | 4.4 |
| 1992 | 27.0°C | 18.9°C | 10.8°C | 29.2°C | 7.1°C | 0 mm | 35% | 1.6 m/s | 4.3 |
| 1991 | 26.4°C | 18.5°C | 10.5°C | 29.9°C | 4.9°C | 4 mm | 32% | 1.6 m/s | 4.1 |
| 1990 | 26.3°C | 18.4°C | 10.4°C | 29.9°C | 1.3°C | 0 mm | 29% | 1.9 m/s | 4.3 |
| 1989 | 25.4°C | 17.3°C | 9.2°C | 28.7°C | 5.3°C | 0 mm | 29% | 1.9 m/s | 4.3 |
| 1988 | 27.4°C | 19.2°C | 11.1°C | 30.0°C | 7.2°C | 1 mm | 27% | 1.8 m/s | 4.2 |
| 1987 🌧️ | 26.1°C | 17.6°C | 9.1°C | 30.3°C | 6.2°C | 14 mm | 29% | 1.8 m/s | 3.9 |
| 1986 | 24.2°C | 15.5°C | 6.8°C | 30.3°C | 2.8°C | 0 mm | 24% | 2 m/s | 4.3 |
| 1985 | 26.4°C | 18.4°C | 10.5°C | 29.2°C | 5.4°C | 4 mm | 35% | 1.7 m/s | 4 |
| 1984 | 26.4°C | 17.8°C | 9.1°C | 30.5°C | 4.6°C | 0 mm | 22% | 1.9 m/s | 4.4 |
| 1983 | 25.1°C | 17.0°C | 9.0°C | 28.6°C | 3.3°C | 0 mm | 31% | 1.9 m/s | — |
| 1982 | 26.1°C | 18.2°C | 10.2°C | 28.8°C | 6.4°C | 4 mm | 36% | 2 m/s | — |
| 1981 | 25.5°C | 17.6°C | 9.7°C | 28.0°C | 7.5°C | 0 mm | 37% | 2.1 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 26°C with lows near 9.9°C (mean 18°C), based on 45 years of NASA POWER data.
December averages 3 mm of rainfall in Ajmer, one of the drier months. The wettest on record was 14 mm in 1987.
The hottest December reached 32.8°C in 2008. The coldest dipped to 1.3°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 0.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 9.7°C to 10°C while daytime highs eased from 25.9°C to 25.4°C, narrowing the gap between day and night.
December is one of the cooler months of the year in Ajmer and one of the drier months, so plan for around 26°C daytime highs and 9.9°C at night.
Not quite — December is the 2nd coolest month in Ajmer, averaging 18°C.
For December in Ajmer, pack light layers you can adjust through the day, with typical highs of 26°C and lows of 9.9°C.
Relative humidity in December averages 33% — relatively dry.
Average wind speed in December is 1.7 m/s. The windiest December on record averaged 2.1 m/s (1981).
The wettest December on record was 1987 with 14 mm. On average, December sees 3 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 Ajmer 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.
