Dēra weather in December

In December, Dēra sees average daytime highs of 26°C and overnight lows near 11°C, with 4 mm of rain across 1.1 wet days and about 11.5 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 67% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of December to 11 h 30 min by month's end. Set against the rest of the year, December is Dēra's 1st-clearest and 2nd-windiest month. For the whole year in context, see Dēra's year-round climate.

Daytime high
26°
9th warmest
Overnight low
11°
1st coldest
Rainfall
4 mm
1.1 wet days
Daylight
11 h 30 min
6:35 AM – 6:06 PM
Cloud cover
29%
1st clearest
Wind
9 km/h
2nd windiest
Solar energy
6.06 kWh/m²
Travel score
8.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical December day in Dēra reaches about 26°C in the afternoon and slips back to 11°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12611
22611
32611
42611
52611
62611
72611
82611
92611
102611
112611
122611
132610
142610
152610
162610
172610
182610
192510
202510
212510
222510
232510
242510
252510
262510
272510
282610
292610
302610
312611

Dēra weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 11°112.311.68.3
Feb27° / 13°142.511.77.8
Mar28° / 14°437.211.96.6
Apr28° / 15°7010.612.26.2
May28° / 15°669.512.46.5
Jun26° / 14°6913.912.56.1
Jul24° / 14°14426.412.44.5
Aug23° / 14°16628.212.34.2
Sep25° / 14°10619.6125.5
Oct26° / 13°274.311.87.9
Nov26° / 12°91.711.68.5
Dec26° / 11°41.111.58.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28515
38614
48614
58614
68614
78614
88713
98713
108713
118713
128614
138614
148614
158614
168614
178614
188614
198614
208416
218416
228317
238317
248218
258119
268020
278020
287921
297921
307822
317822

Chance of precipitation in December

Any precipitation

Dēra gets around 4 mm of rain over 1.1 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
34
44
54
64
73
83
93
103
113
123
133
143
153
163
173
184
194
204
214
224
234
244
254
265
275
285
295
305
315

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2964
3973
4973
5973
6982
7982
8982
9982
10982
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27982
28982
29982
30982
31982

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 30 min at the start of December to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:28 AM to 6:42 AM, and sunset from 6:01 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:286:01
211.56:286:01
311.56:296:01
411.56:296:02
511.56:306:02
611.56:306:02
711.56:316:03
811.56:316:03
911.56:326:03
1011.56:326:04
1111.56:336:04
1211.56:336:04
1311.56:346:05
1411.56:346:05
1511.56:356:06
1611.56:356:06
1711.56:366:07
1811.56:366:07
1911.56:376:07
2011.56:376:08
2111.56:386:08
2211.56:386:09
2311.56:396:09
2411.56:396:10
2511.56:406:10
2611.56:406:11
2711.56:416:11
2811.56:416:12
2911.56:416:12
3011.56:426:13
3111.56:426:13

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.06 kWh/m².

For context, solar energy here swings from a low near 5.19 kWh/m² to a high of 6.7 kWh/m² in March across the year — December's 6.06 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in December

Hazard calendar for Dēra

In seasonPeak

None of Dēra's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Dēra's rainy season runs July–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Dēra?

Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.7
Sightseeing
1st-best month of the year
8.1
Beach & pool
2nd-best month of the year

December is one of the better times to visit Dēra for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Dēra in December

From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In December, Dēra sees daytime highs around 26°C and nights near 11°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

UV index in Dēra in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dēra peaks around March 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 10 at about 11 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 16Dec 10UV 11
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr15Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Dēra in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Dēra is worst in June — around 39 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateModerateJun 1738 µg/m³Nov 2324 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb26Moderate
Mar27Moderate
Apr26Moderate
May31Moderate
Jun39Poor
Jul32Moderate
Aug29Moderate
Sep36Poor
Oct32Moderate
Nov24Moderate
Dec24Moderate
Location & terrain

Where is Dēra?

Dēra sits at 8.4°N, 38.9°E, 1,665 m above sea level, in Ethiopia. The nearest listed city is ‘Alem T’ēna, 16 km away.

Topography around Dēra

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dēra.

Within 3 km, the terrain around Dēra has only modest variations in elevation — a maximum elevation change of 124 m around an average of 1,681 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,416 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,913 m.

The land around Dēra is covered by cropland (55%) and grassland (24%) within 3 km, cropland (82%) within 16 km, and cropland (76%) within 80 km.

3 km
124 m
16 km
1,416 m
80 km
2,913 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: ‘Alem T’ēna 16 km · Mek’ī 28 km · Mojo 36 km · Wonji 41 km · Bishoftu 42 km · Wenjī 48 km · Adama 49 km · Īteya 52 km

Ethiopia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F / L
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$933
2025
Happiness
4.0 / 10
World Happiness, 2025
Safe drinking water
14%
of population, 2024
Homicide rate
8.5
per 100k, 2012
Road deaths
28.2
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 499
Religion
Ethiopian Orthodox 44%Muslim 31%Protestant 23%other 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dēra (8.4°, 38.85°, elevation 1,665 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).