December is one of the cooler months of the year in Arar, with average highs near 16.5°C and lows around 4.5°C (mean 10.5°C). It is about average for rainfall, averaging 8 mm of rainfall and 55% relative humidity across the period.
December is one of the cooler months of the year in Arar. Across 45 years of records, the warmest December in Arar was 2005 — when the month averaged 13.3°C — while the coldest was 1994 at 6.9°C. Typical December days reach 16.5°C with nights near 4.5°C. The long-term trend is warming, about 0.4°C per decade.
December is about average for rainfall in Arar, averaging 8 mm of rainfall. The wettest December on record was 2023 with 53 mm, while the driest were 2007, 2009 and 2017, among others at 0 mm.
Relative humidity in Arar during December averages 55%. The most humid December was 2022 at 69%, and the least humid was 2017 at 36%.
December receives about 3.4 kWh/m²/day of solar energy in Arar. The sunniest Decembers were 1989 and 2008 at 3.7 kWh/m²/day, and the cloudiest were 1988, 1995 and 2023, among others at 3.1.
Average wind speed in Arar during December is 2.3 m/s. The windiest Decembers were 1988 and 1991 at 2.7 m/s, while the calmest were 1999 and 2022 at 1.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.9°C | 10.3°C | 10.5°C | 10.9°C | 11.5°C | +1.6°C |
| Avg High | 15.8°C | 16.2°C | 16.6°C | 17.1°C | 17.1°C | +1.3°C |
| Avg Low | 3.9°C | 4.4°C | 4.3°C | 4.6°C | 5.8°C | +1.9°C |
| Avg Rain | 9 mm | 2 mm | 1 mm | 6 mm | 27 mm | +18 mm |
December temperatures in Arar have risen by about 1.9°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -4.9°C (2006) to a record high of 28.7°C (2005).
Rainfall in December is about average for rainfall, averaging 8 mm, with a wettest year of 53 mm.
A quieter season to visit Arar
If your dates are flexible, the more temperate months of April and October tend to be the most comfortable for visiting Arar. That said, December — with days averaging 16.5°C and nights around 4.5°C (mean 10.5°C) and low rainfall (8 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 16.9°C | 11.4°C | 5.9°C | 23.9°C | 0.8°C | 51 mm | 61% | 2.6 m/s | — |
| 2024 | 16.7°C | 10.4°C | 4.1°C | 20.8°C | -1.8°C | 3 mm | 53% | 2.2 m/s | 3.5 |
| 2023 🌧️ | 18.3°C | 12.9°C | 7.4°C | 24.6°C | 3.1°C | 53 mm | 62% | 2.3 m/s | 3.1 |
| 2022 | 16.8°C | 11.4°C | 6.0°C | 20.6°C | 1.3°C | 36 mm | 69% | 1.8 m/s | 3.2 |
| 2021 | 17.1°C | 11.5°C | 5.9°C | 24.9°C | 1.2°C | 2 mm | 53% | 2.1 m/s | 3.2 |
| 2020 | 16.7°C | 11.1°C | 5.5°C | 23.2°C | -0.4°C | 20 mm | 65% | 2 m/s | 3.2 |
| 2019 | 17.3°C | 11.1°C | 4.8°C | 21.7°C | 1.3°C | 21 mm | 59% | 2.5 m/s | 3.5 |
| 2018 | 17.3°C | 11.6°C | 5.9°C | 22.1°C | 2.4°C | 3 mm | 66% | 2.4 m/s | 3.5 |
| 2017 | 19.4°C | 12.5°C | 5.6°C | 25.2°C | 0.2°C | 0 mm | 36% | 2.4 m/s | 3.5 |
| 2016 | 15.1°C | 9.2°C | 3.4°C | 22.8°C | -1.6°C | 10 mm | 56% | 2.4 m/s | 3.3 |
| 2015 | 15.0°C | 9.1°C | 3.2°C | 22.0°C | -1.0°C | 13 mm | 54% | 2.4 m/s | 3.3 |
| 2014 | 19.1°C | 12.8°C | 6.5°C | 26.1°C | 1.8°C | 1 mm | 54% | 2 m/s | 3.4 |
| 2013 | 15.1°C | 9.1°C | 3.0°C | 26.2°C | -2.3°C | 3 mm | 55% | 2.5 m/s | 3.3 |
| 2012 | 17.5°C | 11.4°C | 5.3°C | 21.9°C | 1.4°C | 2 mm | 58% | 2.3 m/s | 3.4 |
| 2011 | 16.2°C | 9.4°C | 2.6°C | 23.3°C | -0.6°C | 2 mm | 42% | 2 m/s | 3.6 |
| 2010 | 19.3°C | 12.6°C | 6.0°C | 24.8°C | 2.0°C | 1 mm | 41% | 2.1 m/s | 3.4 |
| 2009 | 18.6°C | 12.6°C | 6.6°C | 22.7°C | 4.3°C | 0 mm | 59% | 2.4 m/s | 3.2 |
| 2008 | 17.3°C | 10.5°C | 3.7°C | 22.2°C | -1.1°C | 0 mm | 37% | 2.1 m/s | 3.7 |
| 2007 | 16.9°C | 10.5°C | 4.1°C | 23.2°C | -1.4°C | 0 mm | 43% | 2.1 m/s | 3.5 |
| 2006 | 14.1°C | 7.8°C | 1.4°C | 17.7°C | -4.9°C | 1 mm | 47% | 2.6 m/s | 3.6 |
| 2005 🔥 | 19.6°C | 13.3°C | 7.1°C | 28.7°C | -0.1°C | 0 mm | 43% | 1.9 m/s | 3.5 |
| 2004 | 14.3°C | 8.2°C | 2.0°C | 20.6°C | -4.2°C | 1 mm | 50% | 2.2 m/s | 3.5 |
| 2003 | 16.0°C | 10.1°C | 4.2°C | 23.1°C | -1.0°C | 0 mm | 59% | 2.4 m/s | 3.3 |
| 2002 | 15.0°C | 9.3°C | 3.6°C | 23.9°C | -0.4°C | 0 mm | 61% | 2.6 m/s | 3.3 |
| 2001 | 17.9°C | 11.9°C | 5.9°C | 26.1°C | -1.7°C | 2 mm | 52% | 2.2 m/s | 3.3 |
| 2000 | 16.1°C | 10.3°C | 4.4°C | 20.7°C | 0.3°C | 3 mm | 60% | 2.5 m/s | 3.5 |
| 1999 | 16.6°C | 10.4°C | 4.2°C | 20.3°C | -0.4°C | 0 mm | 44% | 1.8 m/s | 3.5 |
| 1998 | 19.0°C | 13.1°C | 7.1°C | 28.2°C | 3.7°C | 0 mm | 44% | 1.9 m/s | 3.5 |
| 1997 | 15.9°C | 10.3°C | 4.7°C | 22.6°C | 0.6°C | 3 mm | 65% | 2.4 m/s | 3.3 |
| 1996 | 19.1°C | 13.0°C | 6.9°C | 25.0°C | 4.0°C | 0 mm | 55% | 2.4 m/s | 3.5 |
| 1995 | 14.6°C | 9.0°C | 3.4°C | 18.4°C | -0.8°C | 6 mm | 60% | 2 m/s | 3.1 |
| 1994 ❄️ | 12.7°C | 6.9°C | 1.1°C | 17.8°C | -3.8°C | 10 mm | 61% | 2.3 m/s | 3.5 |
| 1993 | 17.3°C | 11.2°C | 5.0°C | 20.4°C | 1.6°C | 1 mm | 58% | 2.1 m/s | 3.5 |
| 1992 | 13.8°C | 8.0°C | 2.2°C | 20.2°C | -4.8°C | 1 mm | 60% | 2.3 m/s | 3.4 |
| 1991 | 14.1°C | 8.3°C | 2.4°C | 21.0°C | -2.8°C | 3 mm | 56% | 2.7 m/s | 3.6 |
| 1990 | 18.8°C | 12.6°C | 6.5°C | 28.2°C | -1.2°C | 0 mm | 46% | 2.2 m/s | 3.4 |
| 1989 | 16.5°C | 10.1°C | 3.6°C | 22.4°C | -1.7°C | 5 mm | 51% | 2.1 m/s | 3.7 |
| 1988 | 16.1°C | 10.7°C | 5.3°C | 26.1°C | -4.4°C | 15 mm | 56% | 2.7 m/s | 3.1 |
| 1987 | 17.4°C | 11.8°C | 6.1°C | 23.7°C | -1.5°C | 12 mm | 58% | 2.6 m/s | 3.1 |
| 1986 | 14.4°C | 8.3°C | 2.1°C | 22.5°C | -1.8°C | 12 mm | 57% | 2.2 m/s | 3.5 |
| 1985 | 16.0°C | 10.3°C | 4.6°C | 21.7°C | -1.4°C | 11 mm | 63% | 2.3 m/s | 3.2 |
| 1984 | 13.4°C | 7.6°C | 1.8°C | 19.4°C | -3.2°C | 8 mm | 63% | 2.1 m/s | 3.3 |
| 1983 | 16.7°C | 10.7°C | 4.8°C | 25.4°C | -0.4°C | 2 mm | 57% | 2.3 m/s | — |
| 1982 | 13.7°C | 7.6°C | 1.5°C | 18.2°C | -2.3°C | 3 mm | 65% | 2.2 m/s | — |
| 1981 | 17.9°C | 11.8°C | 5.7°C | 21.8°C | 1.9°C | 17 mm | 56% | 2.3 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 16.5°C with lows near 4.5°C (mean 10.5°C), based on 45 years of NASA POWER data.
December averages 8 mm of rainfall in Arar, about average for rainfall. The wettest on record was 53 mm in 2023.
The hottest December reached 28.7°C in 2005. The coldest dipped to -4.9°C in 2006.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.9°C. Daytime highs moved from 15.5°C to 17.2°C and overnight lows from 3.7°C to 5.9°C over the same span.
December is one of the cooler months of the year in Arar and about average for rainfall, so plan for around 16.5°C daytime highs and 4.5°C at night.
Not quite — December is the 2nd coolest month in Arar, averaging 10.5°C.
For December in Arar, pack warm layers and a jacket for chilly mornings, with typical highs of 16.5°C and lows of 4.5°C.
Relative humidity in December averages 55% — relatively dry.
Average wind speed in December is 2.3 m/s. The windiest December on record averaged 2.7 m/s (1988).
The wettest December on record was 2023 with 53 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 Arar 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.
