December is one of the cooler months of the year in Ratlam, with average highs near 28.3°C and lows around 11.8°C (mean 20.1°C). It is one of the drier months, averaging 3 mm of rainfall and 41% relative humidity across the period.
December is one of the cooler months of the year in Ratlam. Across 45 years of records, the warmest December in Ratlam was 2008 — when the month averaged 23.3°C — while the coldest was 2019 at 17.1°C. Typical December days reach 28.3°C with nights near 11.8°C. The long-term trend is cooling, about 0.4°C per decade.
December is one of the drier months in Ratlam, averaging 3 mm of rainfall. The wettest December on record was 2009 with 23 mm, while the driest were 2016, 2018 and 2025, among others at 0 mm.
Relative humidity in Ratlam during December averages 41%. The most humid December was 2019 at 73%, and the least humid was 2000 at 17%.
December receives about 4.2 kWh/m²/day of solar energy in Ratlam. The sunniest Decembers were 1984 and 1999 at 4.6 kWh/m²/day, and the cloudiest were 2021 and 2023 at 3.4.
Average wind speed in Ratlam during December is 1.9 m/s. The windiest December was 1986 at 2.5 m/s, while the calmest was 2009 at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 20.3°C | 20.2°C | 21.2°C | 19.3°C | 18.9°C | -1.4°C |
| Avg High | 28.8°C | 28.7°C | 29.5°C | 27.5°C | 26.2°C | -2.6°C |
| Avg Low | 11.7°C | 11.8°C | 12.9°C | 11.2°C | 11.5°C | -0.2°C |
| Avg Rain | 3 mm | 3 mm | 3 mm | 2 mm | 6 mm | +3 mm |
December temperatures in Ratlam have fallen by about 1.8°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 3.8°C (1990) to a record high of 34°C (2015).
Rainfall in December is one of the drier months, averaging 3 mm, with a wettest year of 23 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.6°C per decade while lows fell 0.1°C per decade, narrowing the gap between day and night.
One of the best times to visit Ratlam
December is one of the best times to visit Ratlam. Expect days averaging 28.3°C and nights around 11.8°C (mean 20.1°C) — cooler than Ratlam'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 | 26.2°C | 18.2°C | 10.3°C | 27.6°C | 8.6°C | 0 mm | 60% | 1.8 m/s | — |
| 2024 | 25.8°C | 18.1°C | 10.3°C | 27.8°C | 4.9°C | 8 mm | 59% | 1.8 m/s | 3.8 |
| 2023 | 26.7°C | 19.8°C | 12.9°C | 29.7°C | 10.0°C | 8 mm | 62% | 1.8 m/s | 3.4 |
| 2022 | 27.4°C | 19.9°C | 12.3°C | 30.4°C | 8.0°C | 1 mm | 59% | 1.9 m/s | 4 |
| 2021 | 24.0°C | 17.7°C | 11.4°C | 25.7°C | 5.5°C | 13 mm | 67% | 1.8 m/s | 3.4 |
| 2020 | 27.2°C | 19.5°C | 11.8°C | 31.2°C | 6.3°C | 8 mm | 54% | 1.8 m/s | 3.8 |
| 2019 ❄️ | 23.7°C | 17.1°C | 10.6°C | 25.9°C | 3.9°C | 1 mm | 73% | 2.2 m/s | 3.6 |
| 2018 | 27.4°C | 18.8°C | 10.2°C | 29.7°C | 5.3°C | 0 mm | 31% | 1.9 m/s | 4.2 |
| 2017 | 27.6°C | 20.0°C | 12.5°C | 29.9°C | 8.9°C | 6 mm | 40% | 2 m/s | 3.6 |
| 2016 | 28.9°C | 20.1°C | 11.3°C | 31.1°C | 8.3°C | 0 mm | 42% | 1.7 m/s | 4.5 |
| 2015 | 29.4°C | 20.5°C | 11.5°C | 34.0°C | 6.6°C | 0 mm | 22% | 2 m/s | 4.4 |
| 2014 | 27.1°C | 18.6°C | 10.1°C | 31.1°C | 5.3°C | 9 mm | 40% | 2.1 m/s | 4.1 |
| 2013 | 26.3°C | 18.8°C | 11.2°C | 28.8°C | 7.0°C | 7 mm | 56% | 1.6 m/s | 3.9 |
| 2012 | 29.0°C | 20.4°C | 11.8°C | 32.0°C | 8.7°C | 0 mm | 40% | 2.2 m/s | 4.4 |
| 2011 | 29.3°C | 20.6°C | 11.8°C | 32.1°C | 8.2°C | 0 mm | 39% | 1.9 m/s | 4.3 |
| 2010 | 26.2°C | 18.5°C | 10.8°C | 28.3°C | 7.4°C | 1 mm | 59% | 1.8 m/s | 4.3 |
| 2009 🌧️ | 27.7°C | 20.6°C | 13.5°C | 30.0°C | 9.1°C | 23 mm | 59% | 1.5 m/s | 3.9 |
| 2008 🔥 | 31.0°C | 23.3°C | 15.5°C | 33.4°C | 10.9°C | 0 mm | 31% | 1.9 m/s | 4.1 |
| 2007 | 29.1°C | 21.0°C | 13.0°C | 33.3°C | 9.0°C | 1 mm | 36% | 1.9 m/s | 4.1 |
| 2006 | 29.0°C | 20.8°C | 12.7°C | 30.4°C | 9.2°C | 0 mm | 50% | 1.8 m/s | 4.1 |
| 2005 | 29.0°C | 20.1°C | 11.3°C | 31.3°C | 8.2°C | 0 mm | 28% | 1.9 m/s | 4.3 |
| 2004 | 29.3°C | 21.0°C | 12.7°C | 31.8°C | 9.5°C | 0 mm | 35% | 1.8 m/s | 4.2 |
| 2003 | 28.1°C | 20.1°C | 12.1°C | 31.4°C | 6.6°C | 1 mm | 49% | 1.7 m/s | 4.3 |
| 2002 | 30.4°C | 21.9°C | 13.4°C | 33.5°C | 9.7°C | 1 mm | 27% | 1.8 m/s | 4.4 |
| 2001 | 30.5°C | 21.7°C | 12.8°C | 33.3°C | 9.2°C | 0 mm | 20% | 1.8 m/s | 4.5 |
| 2000 | 31.0°C | 21.5°C | 12.1°C | 33.2°C | 9.1°C | 4 mm | 17% | 1.8 m/s | 4.5 |
| 1999 | 29.0°C | 19.9°C | 10.8°C | 31.2°C | 7.9°C | 0 mm | 26% | 1.9 m/s | 4.6 |
| 1998 | 29.4°C | 20.4°C | 11.4°C | 31.9°C | 9.1°C | 0 mm | 28% | 1.8 m/s | 4.4 |
| 1997 | 25.8°C | 19.3°C | 12.7°C | 28.9°C | 8.6°C | 18 mm | 68% | 2.3 m/s | 3.8 |
| 1996 | 28.4°C | 19.4°C | 10.3°C | 30.5°C | 5.7°C | 0 mm | 36% | 2 m/s | 4.5 |
| 1995 | 29.4°C | 21.4°C | 13.3°C | 31.3°C | 10.0°C | 7 mm | 35% | 2.2 m/s | 4.3 |
| 1994 | 28.7°C | 19.6°C | 10.6°C | 31.3°C | 5.6°C | 0 mm | 26% | 1.8 m/s | 4.5 |
| 1993 | 30.0°C | 20.8°C | 11.6°C | 32.8°C | 8.4°C | 1 mm | 26% | 2 m/s | 4.4 |
| 1992 | 29.6°C | 21.1°C | 12.7°C | 31.4°C | 9.2°C | 0 mm | 31% | 2 m/s | 4.5 |
| 1991 | 28.9°C | 20.4°C | 11.9°C | 32.0°C | 6.6°C | 3 mm | 29% | 2.1 m/s | 4.3 |
| 1990 | 27.4°C | 19.9°C | 12.4°C | 30.0°C | 3.8°C | 2 mm | 54% | 2 m/s | 4.3 |
| 1989 | 28.8°C | 20.3°C | 11.7°C | 30.9°C | 8.0°C | 2 mm | 26% | 2 m/s | 4.5 |
| 1988 | 28.3°C | 19.9°C | 11.5°C | 30.7°C | 8.3°C | 0 mm | 36% | 1.8 m/s | 4.4 |
| 1987 | 29.5°C | 20.5°C | 11.6°C | 32.7°C | 7.9°C | 13 mm | 35% | 2 m/s | 4.2 |
| 1986 | 28.1°C | 18.9°C | 9.7°C | 32.3°C | 5.4°C | 4 mm | 24% | 2.5 m/s | 4.5 |
| 1985 | 29.5°C | 21.2°C | 12.9°C | 31.7°C | 9.3°C | 1 mm | 39% | 1.9 m/s | 4.2 |
| 1984 | 30.6°C | 21.3°C | 12.0°C | 33.4°C | 8.1°C | 0 mm | 21% | 2.1 m/s | 4.6 |
| 1983 | 28.0°C | 19.6°C | 11.1°C | 30.9°C | 4.3°C | 0 mm | 35% | 2 m/s | — |
| 1982 | 29.9°C | 21.6°C | 13.3°C | 32.6°C | 8.6°C | 0 mm | 40% | 2 m/s | — |
| 1981 | 26.5°C | 19.0°C | 11.5°C | 28.7°C | 6.5°C | 11 mm | 60% | 2.1 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 28.3°C with lows near 11.8°C (mean 20.1°C), based on 45 years of NASA POWER data.
December averages 3 mm of rainfall in Ratlam, one of the drier months. The wettest on record was 23 mm in 2009.
The hottest December reached 34°C in 2015. The coldest dipped to 3.8°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 1.8°C. Daytime highs moved from 28.9°C to 26°C and overnight lows from 12.2°C to 11.4°C over the same span.
December is one of the cooler months of the year in Ratlam and one of the drier months, so plan for around 28.3°C daytime highs and 11.8°C at night.
Not quite — December is the 2nd coolest month in Ratlam, averaging 20.1°C.
For December in Ratlam, pack light layers you can adjust through the day, with typical highs of 28.3°C and lows of 11.8°C.
Relative humidity in December averages 41% — relatively dry.
Average wind speed in December is 1.9 m/s. The windiest December on record averaged 2.5 m/s (1986).
The wettest December on record was 2009 with 23 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 Ratlam 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.
