December is one of the cooler months of the year in Tirap, with average highs near 21.4°C and lows around 9.7°C (mean 15.6°C). It is one of the drier months, averaging 11 mm of rainfall and 71% relative humidity across the period.
December is one of the cooler months of the year in Tirap. Across 45 years of records, the warmest December in Tirap was 1998 — when the month averaged 17.5°C — while the coldest were 1982 and 1992 at 14°C. Typical December days reach 21.4°C with nights near 9.7°C. The long-term December temperature trend is broadly flat.
December is one of the drier months in Tirap, averaging 11 mm of rainfall. The wettest December on record was 1985 with 74 mm, while the driest were 1993 and 1996 at 0 mm.
Relative humidity in Tirap during December averages 71%. The most humid December was 2009 at 81%, and the least humid was 2000 at 51%.
December receives about 3.8 kWh/m²/day of solar energy in Tirap. The sunniest Decembers were 1993 and 1996 at 4.3 kWh/m²/day, and the cloudiest were 2003, 2008 and 2015 at 3.3.
Average wind speed in Tirap during December is 0.4 m/s. The windiest Decembers were 1994, 1996 and 1998, among others at 0.5 m/s, while the calmest were 2015, 2017 and 2019, among others at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.0°C | 15.7°C | 15.8°C | 15.5°C | 15.7°C | +0.7°C |
| Avg High | 20.7°C | 21.8°C | 22.1°C | 21.0°C | 21.1°C | +0.4°C |
| Avg Low | 9.4°C | 9.7°C | 9.5°C | 10.0°C | 10.4°C | +1°C |
| Avg Rain | 25 mm | 7 mm | 4 mm | 10 mm | 12 mm | -13 mm |
December temperatures in Tirap have risen by about 1.3°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 2.9°C (1982) to a record high of 28.5°C (2021).
Rainfall in December is one of the drier months, averaging 11 mm, with a wettest year of 74 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.2°C per decade, narrowing the gap between day and night.
A good time to visit Tirap
December is a good time to visit Tirap, with days averaging 21.4°C and nights around 9.7°C (mean 15.6°C, cooler than Tirap's yearly average) and low rainfall. October and November are marginally more temperate, but December still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 21.2°C | 15.9°C | 10.7°C | 24.2°C | 8.4°C | 1 mm | 74% | 0.4 m/s | — |
| 2024 | 20.3°C | 14.9°C | 9.6°C | 24.0°C | 6.8°C | 1 mm | 76% | 0.4 m/s | 3.8 |
| 2023 | 21.6°C | 16.3°C | 11.0°C | 24.5°C | 7.5°C | 28 mm | 78% | 0.4 m/s | 3.6 |
| 2022 | 21.4°C | 16.0°C | 10.6°C | 25.6°C | 7.2°C | 23 mm | 79% | 0.4 m/s | 3.5 |
| 2021 | 21.2°C | 15.9°C | 10.7°C | 28.5°C | 7.4°C | 11 mm | 76% | 0.4 m/s | 3.7 |
| 2020 | 21.0°C | 15.4°C | 9.7°C | 23.5°C | 5.6°C | 5 mm | 80% | 0.4 m/s | 3.9 |
| 2019 | 20.2°C | 14.9°C | 9.7°C | 26.5°C | 5.3°C | 2 mm | 78% | 0.3 m/s | 3.7 |
| 2018 | 20.9°C | 15.4°C | 9.9°C | 23.1°C | 6.4°C | 22 mm | 78% | 0.4 m/s | 3.8 |
| 2017 | 21.9°C | 16.3°C | 10.7°C | 23.9°C | 8.4°C | 2 mm | 80% | 0.3 m/s | 3.7 |
| 2016 | 22.3°C | 16.8°C | 11.4°C | 24.3°C | 8.6°C | 5 mm | 76% | 0.4 m/s | 3.8 |
| 2015 | 20.0°C | 14.8°C | 9.6°C | 23.7°C | 5.7°C | 10 mm | 79% | 0.3 m/s | 3.3 |
| 2014 | 21.8°C | 16.3°C | 10.8°C | 26.9°C | 6.9°C | 3 mm | 80% | 0.3 m/s | 3.8 |
| 2013 | 19.6°C | 14.3°C | 9.0°C | 24.7°C | 3.8°C | 6 mm | 80% | 0.4 m/s | 3.5 |
| 2012 | 21.7°C | 16.2°C | 10.8°C | 25.7°C | 7.2°C | 16 mm | 78% | 0.4 m/s | 3.8 |
| 2011 | 20.9°C | 15.1°C | 9.3°C | 26.4°C | 6.3°C | 27 mm | 75% | 0.4 m/s | 3.6 |
| 2010 | 20.3°C | 14.7°C | 9.2°C | 27.9°C | 6.2°C | 8 mm | 73% | 0.4 m/s | 3.8 |
| 2009 | 19.3°C | 14.1°C | 8.9°C | 22.9°C | 6.6°C | 8 mm | 81% | 0.4 m/s | 3.5 |
| 2008 | 20.5°C | 15.2°C | 9.9°C | 22.6°C | 8.1°C | 2 mm | 80% | 0.4 m/s | 3.3 |
| 2007 | 21.5°C | 15.2°C | 8.9°C | 24.1°C | 5.8°C | 3 mm | 67% | 0.4 m/s | 3.6 |
| 2006 | 22.4°C | 15.8°C | 9.3°C | 25.5°C | 6.1°C | 8 mm | 68% | 0.4 m/s | 3.4 |
| 2005 | 23.8°C | 16.8°C | 9.8°C | 26.4°C | 7.5°C | 1 mm | 60% | 0.4 m/s | 3.9 |
| 2004 | 22.1°C | 15.5°C | 9.0°C | 25.2°C | 4.5°C | 10 mm | 68% | 0.4 m/s | 3.4 |
| 2003 | 21.5°C | 15.5°C | 9.5°C | 25.0°C | 4.0°C | 2 mm | 69% | 0.4 m/s | 3.3 |
| 2002 | 22.0°C | 15.8°C | 9.6°C | 25.2°C | 6.1°C | 2 mm | 67% | 0.4 m/s | 3.4 |
| 2001 | 23.8°C | 16.8°C | 9.8°C | 26.9°C | 7.5°C | 4 mm | 55% | 0.4 m/s | 3.9 |
| 2000 | 23.7°C | 16.9°C | 10.0°C | 26.7°C | 8.8°C | 2 mm | 51% | 0.4 m/s | 4.1 |
| 1999 | 23.4°C | 16.8°C | 10.2°C | 26.8°C | 5.4°C | 0 mm | 57% | 0.4 m/s | 3.8 |
| 1998 🔥 | 24.1°C | 17.5°C | 10.9°C | 26.7°C | 9.2°C | 1 mm | 52% | 0.5 m/s | 4 |
| 1997 | 20.9°C | 15.0°C | 9.2°C | 28.2°C | 5.6°C | 18 mm | 66% | 0.4 m/s | 3.4 |
| 1996 | 23.1°C | 16.3°C | 9.6°C | 25.2°C | 7.7°C | 0 mm | 58% | 0.5 m/s | 4.3 |
| 1995 | 21.2°C | 15.3°C | 9.4°C | 26.9°C | 7.5°C | 14 mm | 71% | 0.4 m/s | 3.9 |
| 1994 | 22.4°C | 15.7°C | 9.1°C | 26.1°C | 7.2°C | 0 mm | 55% | 0.5 m/s | 4 |
| 1993 | 22.0°C | 16.3°C | 10.7°C | 25.4°C | 7.8°C | 0 mm | 66% | 0.5 m/s | 4.3 |
| 1992 | 19.5°C | 14.0°C | 8.5°C | 22.9°C | 6.4°C | 2 mm | 65% | 0.5 m/s | 4.1 |
| 1991 | 20.0°C | 14.6°C | 9.2°C | 24.7°C | 4.0°C | 30 mm | 71% | 0.4 m/s | 3.8 |
| 1990 | 21.2°C | 15.6°C | 10.0°C | 25.2°C | 7.9°C | 0 mm | 70% | 0.4 m/s | 4 |
| 1989 | 20.1°C | 14.5°C | 8.8°C | 25.7°C | 6.2°C | 15 mm | 65% | 0.4 m/s | 4.1 |
| 1988 | 21.6°C | 16.2°C | 10.9°C | 26.0°C | 8.7°C | 10 mm | 75% | 0.4 m/s | 4.2 |
| 1987 | 21.9°C | 16.4°C | 10.8°C | 24.4°C | 7.6°C | 16 mm | 69% | 0.4 m/s | 3.9 |
| 1986 | 21.4°C | 15.6°C | 9.7°C | 27.7°C | 6.4°C | 12 mm | 69% | 0.5 m/s | 4.1 |
| 1985 🌧️ | 20.4°C | 14.8°C | 9.2°C | 24.7°C | 6.6°C | 74 mm | 71% | 0.5 m/s | 3.9 |
| 1984 | 20.5°C | 14.7°C | 8.9°C | 23.6°C | 6.4°C | 30 mm | 72% | 0.4 m/s | 3.7 |
| 1983 | 20.5°C | 14.5°C | 8.4°C | 23.4°C | 5.6°C | 42 mm | 62% | 0.5 m/s | — |
| 1982 ❄️ | 19.7°C | 14.0°C | 8.3°C | 21.9°C | 2.9°C | 7 mm | 72% | 0.4 m/s | — |
| 1981 | 20.0°C | 14.7°C | 9.4°C | 23.7°C | 7.1°C | 15 mm | 79% | 0.4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 21.4°C with lows near 9.7°C (mean 15.6°C), based on 45 years of NASA POWER data.
December averages 11 mm of rainfall in Tirap, one of the drier months. The wettest on record was 74 mm in 1985.
The hottest December reached 28.5°C in 2021. The coldest dipped to 2.9°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.3°C. Daytime highs moved from 20.2°C to 21.1°C and overnight lows from 8.8°C to 10.5°C over the same span.
December is one of the cooler months of the year in Tirap and one of the drier months, so plan for around 21.4°C daytime highs and 9.7°C at night.
Not quite — December is the 2nd coolest month in Tirap, averaging 15.6°C.
For December in Tirap, pack light layers you can adjust through the day, with typical highs of 21.4°C and lows of 9.7°C.
Relative humidity in December averages 71% — moderately humid.
Average wind speed in December is 0.4 m/s. The windiest December on record averaged 0.5 m/s (1983).
The wettest December on record was 1985 with 74 mm. On average, December sees 11 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 Tirap 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.
