December is one of the cooler months of the year in Jamtara, with average highs near 24.3°C and lows around 10.8°C (mean 17.6°C). It is one of the drier months, averaging 9 mm of rainfall and 63% relative humidity across the period.
December is one of the cooler months of the year in Jamtara. Across 45 years of records, the warmest December in Jamtara was 1988 — when the month averaged 20.4°C — while the coldest was 2025 at 15.2°C. Typical December days reach 24.3°C with nights near 10.8°C. The long-term trend is cooling, about 0.4°C per decade.
December is one of the drier months in Jamtara, averaging 9 mm of rainfall. The wettest December on record was 1986 with 49 mm, while the driest were 2013, 2016 and 2025, among others at 0 mm.
Relative humidity in Jamtara during December averages 63%. The most humid December was 2021 at 82%, and the least humid was 1992 at 35%.
December receives about 3.7 kWh/m²/day of solar energy in Jamtara. The sunniest December was 1985 at 4.3 kWh/m²/day, and the cloudiest was 2015 at 2.9.
Average wind speed in Jamtara during December is 1.5 m/s. The windiest December was 2012 at 2.1 m/s, while the calmest were 2004, 2008 and 2011 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.5°C | 17.6°C | 17.4°C | 17.1°C | 17.1°C | -1.4°C |
| Avg High | 25.9°C | 24.8°C | 23.9°C | 23.6°C | 23.0°C | -2.9°C |
| Avg Low | 11.2°C | 10.5°C | 10.8°C | 10.7°C | 11.1°C | -0.1°C |
| Avg Rain | 13 mm | 8 mm | 3 mm | 9 mm | 11 mm | -2 mm |
December temperatures in Jamtara have fallen by about 1.1°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 3.7°C (2012) to a record high of 30.5°C (1988).
Rainfall in December is one of the drier months, averaging 9 mm, with a wettest year of 49 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.7°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
One of the best times to visit Jamtara
December is one of the best times to visit Jamtara. Expect days averaging 24.3°C and nights around 10.8°C (mean 17.6°C) — cooler than Jamtara's yearly average — with low rainfall (9 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 ❄️ | 21.2°C | 15.2°C | 9.1°C | 23.5°C | 6.2°C | 0 mm | 81% | 1.6 m/s | — |
| 2024 | 23.2°C | 17.5°C | 11.8°C | 25.6°C | 6.4°C | 1 mm | 75% | 1.4 m/s | 3.3 |
| 2023 | 23.2°C | 17.7°C | 12.1°C | 27.5°C | 8.2°C | 49 mm | 77% | 1.5 m/s | 3.2 |
| 2022 | 24.6°C | 17.8°C | 11.0°C | 26.7°C | 8.3°C | 0 mm | 66% | 1.6 m/s | 3.5 |
| 2021 | 22.3°C | 17.0°C | 11.8°C | 25.6°C | 4.8°C | 17 mm | 82% | 1.6 m/s | 3.2 |
| 2020 | 23.5°C | 17.2°C | 10.9°C | 25.8°C | 6.1°C | 0 mm | 70% | 1.3 m/s | 3.2 |
| 2019 | 21.6°C | 16.1°C | 10.6°C | 25.5°C | 4.3°C | 9 mm | 80% | 1.7 m/s | 3 |
| 2018 | 23.6°C | 16.9°C | 10.2°C | 26.3°C | 5.3°C | 30 mm | 62% | 1.7 m/s | 3.3 |
| 2017 | 23.9°C | 17.8°C | 11.7°C | 26.7°C | 7.4°C | 6 mm | 71% | 1.4 m/s | 3.6 |
| 2016 | 24.1°C | 17.4°C | 10.7°C | 26.6°C | 8.2°C | 0 mm | 73% | 1.6 m/s | 3.7 |
| 2015 | 25.4°C | 19.2°C | 12.9°C | 29.6°C | 7.5°C | 2 mm | 59% | 1.3 m/s | 2.9 |
| 2014 | 23.4°C | 16.2°C | 9.0°C | 26.9°C | 5.8°C | 4 mm | 62% | 1.8 m/s | 3.6 |
| 2013 | 23.3°C | 17.2°C | 11.1°C | 25.3°C | 7.3°C | 0 mm | 75% | 1.4 m/s | 3.5 |
| 2012 | 22.9°C | 15.7°C | 8.4°C | 26.1°C | 3.7°C | 11 mm | 68% | 2.1 m/s | 3.7 |
| 2011 | 23.1°C | 16.8°C | 10.5°C | 26.1°C | 6.0°C | 0 mm | 70% | 1.1 m/s | 3.5 |
| 2010 | 24.8°C | 18.1°C | 11.4°C | 27.8°C | 6.8°C | 31 mm | 60% | 1.5 m/s | 3.5 |
| 2009 | 23.5°C | 17.4°C | 11.2°C | 25.7°C | 7.4°C | 2 mm | 65% | 1.3 m/s | 3.6 |
| 2008 | 24.4°C | 18.4°C | 12.5°C | 26.9°C | 8.8°C | 0 mm | 73% | 1.1 m/s | 3.3 |
| 2007 | 22.4°C | 15.9°C | 9.4°C | 24.7°C | 6.0°C | 0 mm | 73% | 1.5 m/s | 3.8 |
| 2006 | 23.7°C | 17.4°C | 11.1°C | 26.9°C | 7.9°C | 1 mm | 70% | 1.4 m/s | 3.7 |
| 2005 | 24.3°C | 17.4°C | 10.4°C | 26.1°C | 7.1°C | 14 mm | 61% | 1.5 m/s | 3.9 |
| 2004 | 23.8°C | 17.9°C | 12.0°C | 25.3°C | 6.2°C | 0 mm | 70% | 1.1 m/s | 3.5 |
| 2003 | 23.3°C | 17.2°C | 11.0°C | 26.2°C | 7.5°C | 12 mm | 72% | 1.4 m/s | 3.9 |
| 2002 | 24.5°C | 17.6°C | 10.7°C | 27.2°C | 8.5°C | 1 mm | 59% | 1.3 m/s | 3.9 |
| 2001 | 23.6°C | 16.8°C | 10.0°C | 25.0°C | 8.1°C | 0 mm | 62% | 1.3 m/s | 4 |
| 2000 | 25.3°C | 17.5°C | 9.6°C | 27.0°C | 7.8°C | 0 mm | 50% | 1.5 m/s | 4.2 |
| 1999 | 24.0°C | 17.5°C | 10.9°C | 24.8°C | 7.4°C | 0 mm | 66% | 1.3 m/s | 4 |
| 1998 | 23.3°C | 16.7°C | 10.0°C | 25.1°C | 6.3°C | 0 mm | 67% | 1.4 m/s | 4 |
| 1997 | 22.1°C | 16.6°C | 11.2°C | 26.2°C | 6.5°C | 27 mm | 78% | 1.6 m/s | 3.2 |
| 1996 | 26.4°C | 17.9°C | 9.4°C | 28.7°C | 6.3°C | 0 mm | 40% | 1.9 m/s | 3.7 |
| 1995 | 24.7°C | 17.6°C | 10.6°C | 27.2°C | 7.9°C | 15 mm | 65% | 1.6 m/s | 4 |
| 1994 | 25.2°C | 17.5°C | 9.8°C | 28.3°C | 5.3°C | 0 mm | 53% | 1.7 m/s | 4.2 |
| 1993 | 25.6°C | 17.7°C | 9.9°C | 27.5°C | 7.3°C | 0 mm | 53% | 1.5 m/s | 4.1 |
| 1992 | 27.3°C | 19.4°C | 11.5°C | 28.9°C | 9.0°C | 1 mm | 35% | 1.6 m/s | 4.2 |
| 1991 | 24.3°C | 17.6°C | 10.8°C | 26.3°C | 7.1°C | 41 mm | 63% | 1.5 m/s | 3.8 |
| 1990 | 24.6°C | 17.7°C | 10.9°C | 26.1°C | 6.9°C | 0 mm | 61% | 1.6 m/s | 4.1 |
| 1989 | 26.7°C | 18.9°C | 11.2°C | 29.3°C | 6.6°C | 21 mm | 43% | 1.6 m/s | 4.1 |
| 1988 🔥 | 27.9°C | 20.4°C | 12.9°C | 30.5°C | 9.0°C | 3 mm | 45% | 1.7 m/s | 4.2 |
| 1987 | 25.4°C | 18.0°C | 10.5°C | 26.8°C | 8.4°C | 3 mm | 63% | 1.7 m/s | 4.1 |
| 1986 🌧️ | 25.3°C | 18.7°C | 12.2°C | 28.2°C | 7.6°C | 49 mm | 60% | 1.4 m/s | 3.8 |
| 1985 | 25.4°C | 18.2°C | 11.0°C | 27.9°C | 7.1°C | 1 mm | 64% | 1.7 m/s | 4.3 |
| 1984 | 25.9°C | 17.7°C | 9.6°C | 28.9°C | 5.0°C | 0 mm | 53% | 1.8 m/s | 4.2 |
| 1983 | 26.4°C | 19.0°C | 11.6°C | 29.8°C | 6.3°C | 13 mm | 42% | 1.7 m/s | — |
| 1982 | 26.2°C | 18.6°C | 10.9°C | 28.6°C | 8.5°C | 0 mm | 48% | 1.8 m/s | — |
| 1981 | 23.6°C | 17.1°C | 10.6°C | 25.5°C | 7.1°C | 26 mm | 68% | 1.7 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 24.3°C with lows near 10.8°C (mean 17.6°C), based on 45 years of NASA POWER data.
December averages 9 mm of rainfall in Jamtara, one of the drier months. The wettest on record was 49 mm in 1986.
The hottest December reached 30.5°C in 1988. The coldest dipped to 3.7°C in 2012.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have fallen by about 1.1°C — but days and nights have moved in opposite directions. Overnight lows rose from 10.7°C to 11.2°C while daytime highs eased from 25.5°C to 22.9°C, narrowing the gap between day and night.
December is one of the cooler months of the year in Jamtara and one of the drier months, so plan for around 24.3°C daytime highs and 10.8°C at night.
Not quite — December is the 2nd coolest month in Jamtara, averaging 17.6°C.
For December in Jamtara, pack light layers you can adjust through the day, with typical highs of 24.3°C and lows of 10.8°C.
Relative humidity in December averages 63% — moderately humid.
Average wind speed in December is 1.5 m/s. The windiest December on record averaged 2.1 m/s (2012).
The wettest December on record was 1986 with 49 mm. On average, December sees 9 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 Jamtara 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.
