December is one of the cooler months of the year in Ad Darb, with average highs near 31.4°C and lows around 22.3°C (mean 26.9°C). It is about average for rainfall, averaging 6 mm of rainfall and 54% relative humidity across the period.
December is one of the cooler months of the year in Ad Darb. Across 45 years of records, the warmest December in Ad Darb was 1997 — when the month averaged 28°C — while the coldest was 2017 at 25.7°C. Typical December days reach 31.4°C with nights near 22.3°C. The long-term December temperature trend is broadly flat.
December is about average for rainfall in Ad Darb, averaging 6 mm of rainfall. The wettest December on record was 2021 with 31 mm, while the driest were 2016, 2017 and 2023, among others at 0 mm.
Relative humidity in Ad Darb during December averages 54%. The most humid December was 1986 at 63%, and the least humid was 2017 at 41%.
December receives about 4.8 kWh/m²/day of solar energy in Ad Darb. The sunniest Decembers were 1993, 1998 and 2017, among others at 5.2 kWh/m²/day, and the cloudiest was 2006 at 4.2.
Average wind speed in Ad Darb during December is 2.2 m/s. The windiest December was 2017 at 2.6 m/s, while the calmest were 2002 and 2012 at 1.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 26.5°C | 26.8°C | 27.1°C | 26.8°C | 27.0°C | +0.5°C |
| Avg High | 31.0°C | 31.4°C | 31.4°C | 31.4°C | 31.6°C | +0.6°C |
| Avg Low | 22.0°C | 22.2°C | 22.8°C | 22.3°C | 22.5°C | +0.5°C |
| Avg Rain | 5 mm | 1 mm | 6 mm | 10 mm | 13 mm | +7 mm |
December temperatures in Ad Darb have risen by about 0.7°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 16.8°C (2017) to a record high of 35.7°C (2016).
Rainfall in December is about average for rainfall, averaging 6 mm, with a wettest year of 31 mm.
One of the best times to visit Ad Darb
December is one of the best times to visit Ad Darb. Expect days averaging 31.4°C and nights around 22.3°C (mean 26.9°C) — cooler than Ad Darb's yearly average — with low rainfall (6 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 | 31.0°C | 26.6°C | 22.1°C | 32.3°C | 19.3°C | 4 mm | 55% | 2.1 m/s | — |
| 2024 | 31.6°C | 27.0°C | 22.3°C | 33.1°C | 19.8°C | 0 mm | 54% | 2.3 m/s | 4.9 |
| 2023 | 32.4°C | 27.4°C | 22.4°C | 34.3°C | 18.2°C | 0 mm | 47% | 2.4 m/s | 5.1 |
| 2022 | 31.7°C | 27.3°C | 22.9°C | 33.1°C | 19.8°C | 21 mm | 52% | 2.2 m/s | 4.6 |
| 2021 🌧️ | 31.4°C | 26.7°C | 22.1°C | 33.0°C | 19.0°C | 31 mm | 52% | 2.2 m/s | 4.9 |
| 2020 | 31.5°C | 27.2°C | 22.9°C | 33.6°C | 20.6°C | 19 mm | 57% | 2.1 m/s | 5 |
| 2019 | 31.8°C | 27.6°C | 23.4°C | 33.5°C | 21.4°C | 1 mm | 56% | 2.1 m/s | 4.8 |
| 2018 | 31.3°C | 27.1°C | 22.8°C | 33.2°C | 19.6°C | 22 mm | 56% | 2.1 m/s | 4.9 |
| 2017 ❄️ | 31.0°C | 25.7°C | 20.3°C | 33.4°C | 16.8°C | 0 mm | 41% | 2.6 m/s | 5.2 |
| 2016 | 32.5°C | 27.7°C | 23.0°C | 35.7°C | 21.3°C | 0 mm | 51% | 2.2 m/s | 5 |
| 2015 | 31.2°C | 27.3°C | 23.4°C | 33.8°C | 20.9°C | 26 mm | 59% | 2.1 m/s | 4.4 |
| 2014 | 31.5°C | 26.9°C | 22.3°C | 33.8°C | 20.2°C | 5 mm | 51% | 2.4 m/s | 4.9 |
| 2013 | 30.8°C | 26.1°C | 21.3°C | 32.3°C | 19.1°C | 23 mm | 51% | 2.3 m/s | 4.9 |
| 2012 | 31.7°C | 27.5°C | 23.3°C | 32.8°C | 21.8°C | 26 mm | 58% | 1.9 m/s | 4.7 |
| 2011 | 31.0°C | 26.2°C | 21.4°C | 32.3°C | 18.6°C | 0 mm | 49% | 2.3 m/s | 5 |
| 2010 | 31.2°C | 26.3°C | 21.4°C | 32.6°C | 18.7°C | 1 mm | 45% | 2.4 m/s | 4.8 |
| 2009 | 32.0°C | 27.7°C | 23.4°C | 33.8°C | 22.1°C | 1 mm | 56% | 2.1 m/s | 4.8 |
| 2008 | 31.1°C | 26.5°C | 22.0°C | 32.9°C | 18.5°C | 0 mm | 50% | 2.3 m/s | 5 |
| 2007 | 31.5°C | 27.1°C | 22.7°C | 32.6°C | 20.9°C | 0 mm | 55% | 2.3 m/s | 4.9 |
| 2006 | 31.3°C | 27.5°C | 23.6°C | 34.3°C | 21.9°C | 12 mm | 62% | 2.1 m/s | 4.2 |
| 2005 | 31.6°C | 26.7°C | 21.7°C | 32.7°C | 20.2°C | 0 mm | 46% | 2.3 m/s | 5.1 |
| 2004 | 31.0°C | 26.7°C | 22.5°C | 32.8°C | 18.0°C | 3 mm | 55% | 2.3 m/s | 4.5 |
| 2003 | 31.3°C | 27.1°C | 22.9°C | 33.2°C | 20.9°C | 3 mm | 56% | 2.2 m/s | 4.7 |
| 2002 | 31.4°C | 27.3°C | 23.2°C | 33.3°C | 20.7°C | 29 mm | 58% | 1.9 m/s | 4.6 |
| 2001 | 31.8°C | 27.4°C | 23.0°C | 34.0°C | 20.4°C | 3 mm | 56% | 2.2 m/s | 5 |
| 2000 | 31.3°C | 27.1°C | 22.8°C | 33.3°C | 19.9°C | 7 mm | 55% | 2.1 m/s | 4.7 |
| 1999 | 31.4°C | 26.6°C | 21.9°C | 33.4°C | 19.0°C | 0 mm | 49% | 2.4 m/s | 5 |
| 1998 | 31.8°C | 26.8°C | 21.8°C | 34.4°C | 19.4°C | 0 mm | 48% | 2.3 m/s | 5.2 |
| 1997 🔥 | 32.3°C | 28.0°C | 23.8°C | 33.8°C | 22.6°C | 0 mm | 60% | 2 m/s | 4.6 |
| 1996 | 31.2°C | 26.5°C | 21.7°C | 33.2°C | 19.6°C | 1 mm | 51% | 2.3 m/s | 5 |
| 1995 | 30.9°C | 26.9°C | 22.9°C | 32.2°C | 21.6°C | 2 mm | 61% | 2.1 m/s | 4.4 |
| 1994 | 30.6°C | 26.2°C | 21.9°C | 32.3°C | 19.7°C | 1 mm | 58% | 2.2 m/s | 4.8 |
| 1993 | 31.5°C | 26.7°C | 21.8°C | 33.5°C | 19.5°C | 1 mm | 49% | 2.4 m/s | 5.2 |
| 1992 | 31.3°C | 27.1°C | 23.0°C | 33.0°C | 21.3°C | 1 mm | 60% | 2.1 m/s | 4.4 |
| 1991 | 31.4°C | 26.9°C | 22.5°C | 32.8°C | 20.8°C | 1 mm | 58% | 2 m/s | 5 |
| 1990 | 31.7°C | 26.4°C | 21.1°C | 34.2°C | 18.5°C | 0 mm | 45% | 2.3 m/s | 5.2 |
| 1989 | 31.4°C | 27.3°C | 23.2°C | 32.6°C | 21.1°C | 5 mm | 56% | 2.1 m/s | 4.4 |
| 1988 | 31.2°C | 26.3°C | 21.3°C | 33.7°C | 19.2°C | 0 mm | 49% | 2.3 m/s | 5 |
| 1987 | 32.0°C | 27.3°C | 22.6°C | 33.8°C | 19.4°C | 0 mm | 51% | 2.3 m/s | 4.9 |
| 1986 | 30.2°C | 26.2°C | 22.2°C | 31.6°C | 19.2°C | 12 mm | 63% | 2 m/s | 4.6 |
| 1985 | 30.3°C | 25.8°C | 21.3°C | 31.3°C | 18.6°C | 8 mm | 53% | 2.3 m/s | 4.9 |
| 1984 | 31.0°C | 26.6°C | 22.2°C | 32.3°C | 19.9°C | 9 mm | 55% | 2.2 m/s | 4.8 |
| 1983 | 31.0°C | 26.3°C | 21.7°C | 32.4°C | 19.1°C | 0 mm | 54% | 2.2 m/s | — |
| 1982 | 30.9°C | 26.6°C | 22.3°C | 32.9°C | 20.8°C | 14 mm | 61% | 2.1 m/s | — |
| 1981 | 31.1°C | 26.2°C | 21.3°C | 32.7°C | 19.8°C | 0 mm | 49% | 2.2 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 31.4°C with lows near 22.3°C (mean 26.9°C), based on 45 years of NASA POWER data.
December averages 6 mm of rainfall in Ad Darb, about average for rainfall. The wettest on record was 31 mm in 2021.
The hottest December reached 35.7°C in 2016. The coldest dipped to 16.8°C in 2017.
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 30.9°C to 31.6°C and overnight lows from 21.8°C to 22.4°C over the same span.
December is one of the cooler months of the year in Ad Darb and about average for rainfall, so plan for around 31.4°C daytime highs and 22.3°C at night.
Not quite — December is the 2nd coolest month in Ad Darb, averaging 26.9°C.
For December in Ad Darb, pack light, breathable clothing and sun protection, with typical highs of 31.4°C and lows of 22.3°C.
Relative humidity in December averages 54% — relatively dry.
Average wind speed in December is 2.2 m/s. The windiest December on record averaged 2.6 m/s (2017).
The wettest December on record was 2021 with 31 mm. On average, December sees 6 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 Ad Darb 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.
