December is one of the cooler months of the year in Bastar, with average highs near 25.1°C and lows around 12.2°C (mean 18.7°C). It is one of the drier months, averaging 8 mm of rainfall and 73% relative humidity across the period.
December is one of the cooler months of the year in Bastar. Across 45 years of records, the warmest December in Bastar was 2002 — when the month averaged 21.7°C — while the coldest was 2025 at 16.4°C. Typical December days reach 25.1°C with nights near 12.2°C. The long-term December temperature trend is broadly flat.
December is one of the drier months in Bastar, averaging 8 mm of rainfall. The wettest December on record was 2023 with 67 mm, while the driest were 2012, 2017 and 2020, among others at 0 mm.
Relative humidity in Bastar during December averages 73%. The most humid December was 2024 at 83%, and the least humid was 2000 at 45%.
December receives about 4.5 kWh/m²/day of solar energy in Bastar. The sunniest Decembers were 1992 and 1999 at 5.1 kWh/m²/day, and the cloudiest were 1997, 2018 and 2024 at 3.6.
Average wind speed in Bastar during December is 1.5 m/s. The windiest December was 1981 at 1.9 m/s, while the calmest were 1982, 1994 and 2006 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.3°C | 18.1°C | 18.8°C | 18.5°C | 18.6°C | -0.7°C |
| Avg High | 25.9°C | 24.5°C | 25.5°C | 24.9°C | 24.5°C | -1.4°C |
| Avg Low | 12.7°C | 11.7°C | 12.1°C | 12.3°C | 12.6°C | -0.1°C |
| Avg Rain | 3 mm | 4 mm | 7 mm | 12 mm | 22 mm | +19 mm |
December temperatures in Bastar have fallen by about 0.4°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 5.5°C (2018) to a record high of 31.5°C (2002).
Rainfall in December is one of the drier months, averaging 8 mm, with a wettest year of 67 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 Bastar
December is one of the best times to visit Bastar. Expect days averaging 25.1°C and nights around 12.2°C (mean 18.7°C) — cooler than Bastar's yearly average — with low rainfall (8 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 ❄️ | 23.0°C | 16.4°C | 9.8°C | 24.9°C | 6.9°C | 0 mm | 81% | 1.6 m/s | — |
| 2024 | 25.5°C | 20.3°C | 15.1°C | 27.7°C | 7.8°C | 57 mm | 83% | 1.8 m/s | 3.6 |
| 2023 🌧️ | 24.2°C | 18.3°C | 12.4°C | 26.9°C | 7.9°C | 67 mm | 81% | 1.8 m/s | 3.8 |
| 2022 | 25.8°C | 19.9°C | 13.9°C | 27.4°C | 9.8°C | 3 mm | 80% | 1.5 m/s | 4.3 |
| 2021 | 24.0°C | 18.7°C | 13.4°C | 26.3°C | 6.2°C | 6 mm | 81% | 1.7 m/s | 3.7 |
| 2020 | 24.5°C | 17.9°C | 11.3°C | 25.7°C | 7.2°C | 0 mm | 78% | 1.5 m/s | 4.6 |
| 2019 | 24.3°C | 18.7°C | 13.2°C | 26.5°C | 8.3°C | 1 mm | 82% | 1.3 m/s | 4.1 |
| 2018 | 24.6°C | 18.7°C | 12.8°C | 26.9°C | 5.5°C | 42 mm | 76% | 1.7 m/s | 3.6 |
| 2017 | 24.2°C | 17.4°C | 10.6°C | 25.8°C | 7.1°C | 0 mm | 77% | 1.5 m/s | 4.6 |
| 2016 | 24.8°C | 18.0°C | 11.3°C | 26.4°C | 8.1°C | 1 mm | 75% | 1.6 m/s | 4.6 |
| 2015 | 26.2°C | 20.4°C | 14.7°C | 27.9°C | 8.0°C | 13 mm | 76% | 1.4 m/s | 4.1 |
| 2014 | 24.2°C | 17.7°C | 11.2°C | 26.2°C | 6.8°C | 5 mm | 74% | 1.6 m/s | 4.1 |
| 2013 | 24.2°C | 18.0°C | 11.8°C | 26.6°C | 8.3°C | 0 mm | 79% | 1.5 m/s | 4.6 |
| 2012 | 25.4°C | 19.0°C | 12.6°C | 27.6°C | 8.1°C | 0 mm | 75% | 1.4 m/s | 4.8 |
| 2011 | 27.2°C | 19.6°C | 11.9°C | 30.1°C | 8.6°C | 10 mm | 64% | 1.7 m/s | 4.4 |
| 2010 | 23.4°C | 18.0°C | 12.7°C | 26.1°C | 6.9°C | 43 mm | 79% | 1.7 m/s | 4.1 |
| 2009 | 25.5°C | 19.2°C | 12.8°C | 27.1°C | 10.2°C | 1 mm | 72% | 1.4 m/s | 4.5 |
| 2008 | 26.7°C | 19.9°C | 13.0°C | 28.6°C | 10.3°C | 1 mm | 69% | 1.3 m/s | 4.6 |
| 2007 | 24.9°C | 18.7°C | 12.6°C | 27.1°C | 9.1°C | 0 mm | 77% | 1.5 m/s | 4.4 |
| 2006 | 24.8°C | 18.8°C | 12.8°C | 26.4°C | 9.6°C | 0 mm | 76% | 1.2 m/s | 4.7 |
| 2005 | 23.7°C | 17.5°C | 11.3°C | 26.1°C | 7.9°C | 2 mm | 79% | 1.6 m/s | 4.5 |
| 2004 | 24.4°C | 17.7°C | 11.1°C | 26.1°C | 9.6°C | 0 mm | 75% | 1.4 m/s | 4.8 |
| 2003 | 23.5°C | 17.5°C | 11.5°C | 25.2°C | 8.9°C | 62 mm | 81% | 1.7 m/s | 4.3 |
| 2002 🔥 | 29.8°C | 21.7°C | 13.7°C | 31.5°C | 11.4°C | 0 mm | 48% | 1.4 m/s | 4.7 |
| 2001 | 24.3°C | 17.7°C | 11.0°C | 26.2°C | 9.1°C | 1 mm | 72% | 1.4 m/s | 4.7 |
| 2000 | 27.2°C | 19.1°C | 11.1°C | 29.7°C | 8.5°C | 0 mm | 45% | 1.6 m/s | 4.8 |
| 1999 | 24.1°C | 17.1°C | 10.1°C | 25.5°C | 7.1°C | 0 mm | 75% | 1.4 m/s | 5.1 |
| 1998 | 23.4°C | 16.7°C | 10.0°C | 24.7°C | 7.8°C | 0 mm | 74% | 1.4 m/s | 5 |
| 1997 | 25.9°C | 20.8°C | 15.8°C | 27.8°C | 10.6°C | 29 mm | 82% | 1.3 m/s | 3.6 |
| 1996 | 26.5°C | 19.0°C | 11.6°C | 28.5°C | 8.5°C | 2 mm | 58% | 1.7 m/s | 4.3 |
| 1995 | 24.7°C | 18.6°C | 12.4°C | 26.3°C | 8.8°C | 0 mm | 78% | 1.3 m/s | 4.9 |
| 1994 | 24.0°C | 17.5°C | 11.0°C | 25.7°C | 7.1°C | 0 mm | 72% | 1.2 m/s | 4.9 |
| 1993 | 23.5°C | 16.9°C | 10.3°C | 26.3°C | 7.1°C | 1 mm | 74% | 1.5 m/s | 4.8 |
| 1992 | 25.3°C | 18.4°C | 11.4°C | 27.1°C | 9.6°C | 0 mm | 63% | 1.4 m/s | 5.1 |
| 1991 | 23.5°C | 17.4°C | 11.3°C | 25.9°C | 8.4°C | 3 mm | 79% | 1.4 m/s | 4.6 |
| 1990 | 24.4°C | 18.9°C | 13.3°C | 26.4°C | 9.0°C | 0 mm | 80% | 1.4 m/s | 4.7 |
| 1989 | 24.7°C | 17.9°C | 11.2°C | 27.2°C | 7.6°C | 5 mm | 69% | 1.5 m/s | 4.6 |
| 1988 | 27.5°C | 20.4°C | 13.2°C | 29.4°C | 10.3°C | 3 mm | 60% | 1.3 m/s | 4.8 |
| 1987 | 28.1°C | 20.7°C | 13.2°C | 29.9°C | 9.3°C | 3 mm | 60% | 1.6 m/s | 4.8 |
| 1986 | 25.7°C | 19.4°C | 13.1°C | 27.2°C | 9.8°C | 4 mm | 76% | 1.4 m/s | 4.7 |
| 1985 | 24.7°C | 18.4°C | 12.1°C | 27.1°C | 8.5°C | 4 mm | 74% | 1.3 m/s | 4.8 |
| 1984 | 28.9°C | 21.1°C | 13.2°C | 30.6°C | 9.5°C | 1 mm | 52% | 1.5 m/s | 4.7 |
| 1983 | 24.0°C | 17.9°C | 11.9°C | 25.5°C | 6.2°C | 7 mm | 76% | 1.4 m/s | — |
| 1982 | 25.2°C | 19.3°C | 13.4°C | 26.7°C | 9.7°C | 1 mm | 74% | 1.2 m/s | — |
| 1981 | 24.6°C | 18.6°C | 12.6°C | 26.7°C | 9.5°C | 1 mm | 77% | 1.9 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 25.1°C with lows near 12.2°C (mean 18.7°C), based on 45 years of NASA POWER data.
December averages 8 mm of rainfall in Bastar, one of the drier months. The wettest on record was 67 mm in 2023.
The hottest December reached 31.5°C in 2002. The coldest dipped to 5.5°C in 2018.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 0.4°C — but days and nights have moved in opposite directions. Overnight lows rose from 12.6°C to 12.9°C while daytime highs eased from 25.5°C to 24.5°C, narrowing the gap between day and night.
December is one of the cooler months of the year in Bastar and one of the drier months, so plan for around 25.1°C daytime highs and 12.2°C at night.
Yes — December is the coldest month of the year in Bastar, averaging 18.7°C.
For December in Bastar, pack light layers you can adjust through the day, with typical highs of 25.1°C and lows of 12.2°C.
Relative humidity in December averages 73% — moderately humid.
Average wind speed in December is 1.5 m/s. The windiest December on record averaged 1.9 m/s (1981).
The wettest December on record was 2023 with 67 mm. On average, December sees 8 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 Bastar 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.
