December is close to Nicobar's year-round average, with average highs near 28.5°C and lows around 26.1°C (mean 27.3°C). It is a relatively wet time of year, averaging 173 mm of rainfall and 81% relative humidity across the period.
December is close to Nicobar's year-round average. Across 45 years of records, the warmest December in Nicobar was 2025 — when the month averaged 28.1°C — while the coldest was 1988 at 26.5°C. Typical December days reach 28.5°C with nights near 26.1°C. The long-term trend is warming, about 0.2°C per decade.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.1°C | 27.0°C | 27.3°C | 27.5°C | 27.7°C | +0.6°C |
| Avg High | 28.2°C | 28.3°C | 28.5°C | 28.7°C | 29.0°C | +0.8°C |
| Avg Low | 25.9°C | 25.8°C | 26.2°C | 26.3°C | 26.4°C | +0.5°C |
| Avg Rain | 149 mm | 155 mm | 175 mm | 215 mm | 166 mm | +18 mm |
December temperatures in Nicobar have risen by about 0.7°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 25.2°C (1988) to a record high of 29.4°C (2015).
Rainfall in December is a relatively wet time of year, averaging 173 mm, with a wettest year of 326 mm.
A good time to visit Nicobar
December is a good time to visit Nicobar, with days averaging 28.5°C and nights around 26.1°C (mean 27.3°C, close to Nicobar's yearly average) and higher rainfall. February and January are marginally more temperate, but December still suits most travellers.
| Year | High | Low | Avg | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|
| 2025 🔥 | 29.3°C | 26.9°C | 28.1°C | 89 mm | 79% | 5.5 m/s | — |
| 2024 | 28.9°C | 26.4°C | 27.6°C | 282 mm | 83% | 4.2 m/s | 3.8 |
| 2023 | 29.4°C | 26.3°C | 27.8°C | 75 mm | 84% | 4.4 m/s | 4.5 |
| 2022 | 28.8°C | 26.2°C | 27.5°C | 315 mm | 81% | 5.1 m/s | 3.5 |
| 2021 | 28.8°C | 26.2°C | 27.5°C | 90 mm | 79% | 5 m/s | 5.1 |
| 2020 | 28.8°C | 26.4°C | 27.6°C | 147 mm | 82% | 4.7 m/s | 4.2 |
| 2019 | 28.3°C | 26.6°C | 27.5°C | 63 mm | 81% | 5.2 m/s | 4.4 |
| 2018 | 28.8°C | 26.4°C | 27.6°C | 171 mm | 81% | 3.8 m/s | 4.5 |
| 2017 | 28.9°C | 26.8°C | 27.8°C | 164 mm | 81% | 4.9 m/s | 4.1 |
| 2016 | 28.4°C | 26.5°C | 27.4°C | 242 mm | 83% | 4.9 m/s | 3.6 |
| 2015 | 29.4°C | 26.7°C | 28.0°C | 158 mm | 80% | 4.1 m/s | 4.6 |
| 2014 🌧️ | 29.0°C | 26.2°C | 27.6°C | 326 mm | 81% | 4.9 m/s | 3.6 |
| 2013 | 28.6°C | 26.3°C | 27.4°C | 286 mm | 82% | 4.7 m/s | 3.6 |
| 2012 | 28.9°C | 25.4°C | 27.2°C | 239 mm | 81% | 4.8 m/s | 3.7 |
| 2011 | 28.6°C | 26.8°C | 27.7°C | 238 mm | 81% | 5.5 m/s | 3.9 |
| 2010 | 28.1°C | 25.6°C | 26.8°C | 266 mm | 82% | 4.2 m/s | 3.6 |
| 2009 | 28.9°C | 26.1°C | 27.5°C | 141 mm | 81% | 5.1 m/s | 4.5 |
| 2008 | 28.2°C | 26.2°C | 27.2°C | 209 mm | 81% | 5.6 m/s | 4.1 |
| 2007 | 28.3°C | 25.5°C | 26.9°C | 204 mm | 80% | 5.6 m/s | 4.3 |
| 2006 | 29.1°C | 26.6°C | 27.8°C | 127 mm | 79% | 5.8 m/s | 4.6 |
| 2005 | 28.0°C | 25.8°C | 26.9°C | 237 mm | 85% | 4.5 m/s | 3.8 |
| 2004 | 28.7°C | 26.4°C | 27.5°C | 159 mm | 80% | 6 m/s | 4.3 |
| 2003 | 28.1°C | 26.5°C | 27.3°C | 192 mm | 81% | 5.8 m/s | 4.3 |
| 2002 | 29.0°C | 26.0°C | 27.5°C | 192 mm | 82% | 4.5 m/s | 4.3 |
| 2001 | 28.6°C | 26.1°C | 27.4°C | 161 mm | 82% | 5.2 m/s | 4.5 |
| 2000 | 28.2°C | 26.3°C | 27.2°C | 128 mm | 81% | 3.8 m/s | 4.5 |
| 1999 | 28.2°C | 25.2°C | 26.7°C | 161 mm | 81% | 5.1 m/s | 4.5 |
| 1998 | 28.2°C | 26.1°C | 27.1°C | 222 mm | 84% | 4.7 m/s | 3.8 |
| 1997 | 28.8°C | 26.1°C | 27.4°C | 135 mm | 83% | 4.8 m/s | 4.5 |
| 1996 | 27.7°C | 25.6°C | 26.7°C | 230 mm | 81% | 4.4 m/s | 4.4 |
| 1995 | 28.2°C | 25.9°C | 27.1°C | 98 mm | 78% | 5.1 m/s | 5 |
| 1994 | 28.6°C | 25.5°C | 27.1°C | 43 mm | 77% | 4.5 m/s | 5.3 |
| 1993 | 28.0°C | 25.7°C | 26.9°C | 230 mm | 83% | 4.7 m/s | 4.1 |
| 1992 | 28.1°C | 25.9°C | 27.0°C | 66 mm | 82% | 5.8 m/s | 4.8 |
| 1991 | 28.3°C | 26.0°C | 27.1°C | 195 mm | 82% | 5.6 m/s | 4.1 |
| 1990 | 28.4°C | 26.0°C | 27.2°C | 173 mm | 82% | 5.9 m/s | 4.5 |
| 1989 | 28.3°C | 26.5°C | 27.4°C | 60 mm | 79% | 6.3 m/s | 5 |
| 1988 ❄️ | 27.7°C | 25.2°C | 26.5°C | 139 mm | 82% | 6 m/s | 4.4 |
| 1987 | 28.7°C | 26.5°C | 27.6°C | 210 mm | 82% | 5.3 m/s | 4.4 |
| 1986 | 28.2°C | 26.2°C | 27.2°C | 113 mm | 81% | 5.8 m/s | 4.8 |
| 1985 | 28.0°C | 25.6°C | 26.8°C | 118 mm | 82% | 4.5 m/s | 4.7 |
| 1984 | 28.3°C | 25.3°C | 26.8°C | 243 mm | 81% | 3.7 m/s | 4.1 |
| 1983 | 28.1°C | 25.7°C | 26.9°C | 209 mm | 82% | 4.7 m/s | — |
| 1982 | 28.4°C | 26.4°C | 27.4°C | 72 mm | 81% | 5.5 m/s | — |
| 1981 | 27.9°C | 26.1°C | 27.0°C | 175 mm | 80% | 5.4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 28.5°C with lows near 26.1°C (mean 27.3°C), based on 45 years of NASA POWER data.
December averages 173 mm of rainfall in Nicobar, a relatively wet time of year. The wettest on record was 326 mm in 2014.
The hottest December reached 29.4°C in 2015. The coldest dipped to 25.2°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.7°C. Daytime highs moved from 28.1°C to 29°C and overnight lows from 25.8°C to 26.4°C over the same span.
December is close to Nicobar's year-round average and a relatively wet time of year, so plan for around 28.5°C daytime highs and 26.1°C at night.
Not quite — December is the 4th coolest month in Nicobar, averaging 27.3°C.
For December in Nicobar, pack light layers you can adjust through the day, with typical highs of 28.5°C and lows of 26.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 81% — quite humid.
Average wind speed in December is 5 m/s. The windiest December on record averaged 6.3 m/s (1989).
The wettest December on record was 2014 with 326 mm. On average, December sees 173 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 Nicobar 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.
