Seferihisar weather in December

In December, Seferihisar sees average daytime highs of 14°C and overnight lows near 10°C, with 108 mm of precipitation across 11.3 wet days and about 9.4 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 15°C in the first days to 13°C by the end. The sky is clear or mostly clear about 41% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 30 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Seferihisar's 12th-clearest and 4th-windiest month. For the whole year in context, see Seferihisar's year-round climate.

Daytime high
14°
10th warmest
Overnight low
10°
3rd coldest
Precipitation
108 mm
11.3 wet days
Daylight
9 h 24 min
7:28 AM – 4:50 PM
Cloud cover
51%
12th clearest
Wind
17 km/h
4th windiest
Solar energy
2.04 kWh/m²
Travel score
4.1
out of 10

Seferihisar is district of İzmir, western Turkey.

Density
52/km²
people per km²

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 15°C in the first days to 13°C by the end.

A typical December day in Seferihisar reaches about 14°C in the afternoon and slips back to 10°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 18°C. Set against its neighbours, December runs about 4°C cooler than November and about 1°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11611
21611
31511
41511
51511
61511
71510
81510
91510
101410
111410
121410
131410
141410
151410
161410
17149
18149
19149
20139
21139
22139
23139
24139
25139
26139
27139
28139
29139
30139
31139

Seferihisar weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 10010.39.63.6
Feb13° / 869.710.53.9
Mar15° / 10°657.611.75.1
Apr19° / 13°406.2136.8
May23° / 17°213.6148.4
Jun28° / 21°51.414.68.3
Jul30° / 24°10.214.47.1
Aug30° / 24°10.213.57.1
Sep27° / 21°172.112.38.6
Oct23° / 17°524.9118.1
Nov18° / 13°8689.96.3
Dec14° / 10°10811.39.44.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 44%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35842
45743
55743
65743
75743
85743
95842
105842
115743
125743
135743
145842
155743
165743
175743
185743
195743
205644
215644
225644
235545
245446
255446
265446
275446
285347
295446
305446
315347

Chance of precipitation in December

Any precipitation

Seferihisar gets around 108 mm of rain and snow over 11.3 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 37% and peaks near 39% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
232
332
433
533
634
735
836
936
1037
1138
1238
1339
1439
1539
1639
1739
1838
1938
2038
2138
2238
2338
2438
2538
2638
2737
2837
2937
3036
3136

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
183161
284151
385141
486131
587121
688111
789101
89190
99280
109370
119460
129460
139550
149550
159550
169550
179550
189550
199550
209460
219460
229460
239460
249460
259460
269460
279460
289460
299460
309550
319550

Wind in December

Winds average 17 km/h in December.

Across December, daily wind ranges from about 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 30 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 6 minutes over December. Sunrise moves from 7:16 AM to 7:34 AM, and sunset from 4:49 PM to 4:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:164:49
29.57:174:48
39.57:184:48
49.57:194:48
59.57:204:48
69.57:214:48
79.47:224:48
89.47:224:48
99.47:234:48
109.47:244:48
119.47:254:48
129.47:254:49
139.47:264:49
149.47:274:49
159.47:274:49
169.47:284:50
179.47:294:50
189.37:294:50
199.37:304:51
209.37:304:51
219.37:314:51
229.37:314:52
239.37:324:52
249.37:324:53
259.37:334:53
269.37:334:54
279.47:334:55
289.47:344:55
299.47:344:56
309.47:344:56
319.47:344:57

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.04 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.04 kWh/m² to a high of 7.8 kWh/m² in June across the year — December's 2.04 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.2Moderate
42.2Moderate
52.2Moderate
62.1Moderate
72.1Moderate
82.1Moderate
92.1Moderate
102.1Moderate
112.1Moderate
122.1Moderate
132.1Moderate
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 Seferihisar

In seasonPeak

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

Seferihisar's rainy season runs October–March, 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 Seferihisar?

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

4.1
Sightseeing
10th-best month of the year
0.1
Beach & pool
10th-best month of the year

December is a reasonable time to visit Seferihisar for sightseeing.

What to pack for Seferihisar in December

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

In December, Seferihisar sees daytime highs around 14°C and nights near 10°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Seferihisar in December

The nearest coast averages about 18°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 24°C and coldest in March near 16°C.

It's comfortable for a long swim from May 29 to Nov 1 — about 5.2 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr17Cool
May19Cool
Jun22Refreshing
Jul23Refreshing
Aug24Refreshing
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec18Cool

UV index in Seferihisar 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 Seferihisar peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highModerateJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr8Very high
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Seferihisar 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 Seferihisar is worst in March — around 18 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2118 µg/m³Dec 1911 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb14Moderate
Mar18Moderate
Apr17Moderate
May17Moderate
Jun15Moderate
Jul14Moderate
Aug15Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec11Good
Location & terrain

Where is Seferihisar?

Seferihisar sits at 38.2°N, 26.8°E, 34 m above sea level, in Turkey. The nearest listed city is Urla, 15 km away.

Topography around Seferihisar

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

Within 3 km, the terrain around Seferihisar has only modest variations in elevation — a maximum elevation change of 229 m around an average of 62 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 915 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,491 m.

The land around Seferihisar is covered by grassland (45%) and trees (34%) within 3 km, trees (42%), water (25%) and grassland (22%) within 16 km, and water (49%) and trees (26%) within 80 km.

3 km
229 m
16 km
915 m
80 km
1,491 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Urla 15 km · Menderes 26 km · Konak 32 km · Karabağlar 33 km · Izmir 35 km · Bostanlı 37 km · Karşıyaka 38 km · Ataşehir 38 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 Seferihisar (38.1975°, 26.8388°, elevation 34 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).