Hilvan weather in December

In December, Hilvan sees average daytime highs of 11°C and overnight lows near 2°C, with 89 mm of precipitation across 10.7 wet days and about 9.5 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 13°C in the first days to 10°C by the end. The sky is clear or mostly clear about 40% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 36 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Hilvan's 10th-clearest and 9th-windiest month. For the whole year in context, see Hilvan's year-round climate.

Daytime high
11°
10th warmest
Overnight low
3rd coldest
Precipitation
89 mm
10.7 wet days
Daylight
9 h 24 min
6:38 AM – 4:03 PM
Cloud cover
53%
10th clearest
Wind
8 km/h
9th windiest
Solar energy
2.06 kWh/m²
Travel score
2.8
out of 10

Hilvan is district of Şanlıurfa, southeastern Turkey.

Density
15/km²
people per km²
Founded
1926

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 13°C in the first days to 10°C by the end.

A typical December day in Hilvan reaches about 11°C in the afternoon and slips back to 2°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 15°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1134
2134
3134
4134
5133
6123
7123
8123
9123
10123
11113
12113
13113
14112
15112
16112
17112
18112
19102
20102
21102
22102
23102
24101
25101
26101
27101
28101
29101
30101
31101

How December really feels in Hilvan

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 18 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
18
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Hilvan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 9810.91.99.71.9
Feb11° / 8810.71.710.62.7
Mar16° / 7910.70.211.74.9
Apr21° / 699.6012.96.7
May27° / 14°447.10146.9
Jun34° / 20°61.6014.53.8
Jul38° / 24°10.3014.31.1
Aug38° / 24°10.3013.41.2
Sep33° / 19°71.3012.34.5
Oct26° / 13°516.50117.3
Nov17° / 647.50.3106.0
Dec11° / 8910.70.79.52.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25347
35248
45149
55149
65050
74951
84951
94951
104951
114951
125050
135050
145050
155149
165149
175248
185347
195347
205347
215347
225347
235347
245248
255149
265050
275050
284951
294753
304753
314654

Chance of precipitation in December

Any precipitationSnow

Hilvan gets around 89 mm of rain and snow over 10.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 35% and peaks near 38% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1312
2322
3332
4342
5352
6362
7362
8372
9372
10382
11382
12382
13372
14372
15362
16363
17353
18343
19343
20333
21333
22323
23323
24323
25333
26333
27343
28353
29363
30373
31374

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 36 min at the start of December to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 6:26 AM to 6:44 AM, and sunset from 4:02 PM to 4:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.66:264:02
29.66:274:02
39.66:284:01
49.56:294:01
59.56:304:01
69.56:314:01
79.56:314:01
89.56:324:01
99.56:334:01
109.56:344:02
119.56:344:02
129.46:354:02
139.46:364:02
149.46:374:02
159.46:374:03
169.46:384:03
179.46:384:03
189.46:394:04
199.46:404:04
209.46:404:04
219.46:414:05
229.46:414:05
239.46:424:06
249.46:424:06
259.46:424:07
269.46:434:07
279.46:434:08
289.46:434:08
299.46:444:09
309.46:444:10
319.46:444:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.06 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.06 kWh/m² to a high of 7.96 kWh/m² in June across the year — December's 2.06 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.2Moderate
52.2Moderate
62.2Moderate
72.1Moderate
82.1Moderate
92.1Moderate
102.1Moderate
112.1Moderate
122.0Moderate
132.0Moderate
142.0Moderate
152.0Moderate
162.0Moderate
172.0Moderate
182.0Moderate
192.0Moderate
202.0Moderate
212.0Moderate
222.0Moderate
232.0Moderate
242.0Moderate
252.0Moderate
262.0Moderate
272.0Moderate
282.0Moderate
292.0Moderate
302.0Moderate
312.0Moderate
Planning a trip in December

Hazard calendar for Hilvan

In seasonPeak

In December, Hilvan sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Hilvan's rainy season runs October–April, 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 Hilvan?

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

2.8
Sightseeing
8th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Hilvan.

What to pack for Hilvan in December

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

In December, Hilvan sees daytime highs around 11°C and nights near 2°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Hilvan in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hilvan peaks around June 21 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 21UV 10Jan 11UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Hilvan 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 Hilvan is worst in March — around 25 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2025 µg/m³Jul 2117 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb22Moderate
Mar25Moderate
Apr24Moderate
May25Moderate
Jun22Moderate
Jul17Moderate
Aug18Moderate
Sep20Moderate
Oct22Moderate
Nov20Moderate
Dec18Moderate
Location & terrain

Where is Hilvan?

Hilvan sits at 37.6°N, 39.0°E, 590 m above sea level, in Turkey. The nearest listed city is Kahta, 37 km away.

Topography around Hilvan

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

Within 3 km, the terrain around Hilvan has only modest variations in elevation — a maximum elevation change of 51 m around an average of 597 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 302 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,211 m.

The land around Hilvan is covered by cropland (83%) within 3 km, cropland (72%) within 16 km, and cropland (47%) and grassland (44%) within 80 km.

3 km
51 m
16 km
302 m
80 km
2,211 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Kahta 37 km · Siverek 37 km · Bozova 45 km · Urfa 49 km · Adıyaman 63 km · Altınşehir 66 km · Çermik 75 km · Viranşehir 81 km

Turkey travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$18,599
2025
Happiness
5.3 / 10
World Happiness, 2025
Homicide rate
3.2
per 100k, 2023
Road deaths
6.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 488
Religion
Muslim 100%other 0%

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 Hilvan (37.5869°, 38.955°, elevation 590 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).