Bostanlı weather in January

In January, Bostanlı sees average daytime highs of 12°C and overnight lows near 5°C, with 98 mm of precipitation across 9.9 wet days and about 9.6 hours of daylight. It is the 12th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 12°C through the month. The sky is clear or mostly clear about 40% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 24 min at the start of January to 10 hours by month's end. Set against the rest of the year, January is Bostanlı's 10th-clearest and 6th-windiest month. For the whole year in context, see Bostanlı's year-round climate.

Daytime high
12°
12th warmest
Overnight low
1st coldest
Precipitation
98 mm
9.9 wet days
Daylight
9 h 36 min
7:33 AM – 5:09 PM
Cloud cover
51%
10th clearest
Wind
10 km/h
6th windiest
Solar energy
2.34 kWh/m²
Travel score
3.2
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 12°C through the month.

A typical January day in Bostanlı reaches about 12°C in the afternoon and slips back to 5°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 16°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C cooler than February.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1125
2125
3125
4125
5125
6125
7125
8125
9125
10125
11125
12125
13125
14125
15125
16125
17125
18125
19125
20124
21124
22124
23124
24124
25124
26124
27124
28124
29124
30124
31124

How January really feels in Bostanlı

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Bostanlı weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 989.99.63.2
Feb13° / 909.710.53.6
Mar16° / 738.411.75.2
Apr20° / 10°557.6136.9
May25° / 15°375.414.18.0
Jun30° / 19°13314.66.2
Jul33° / 22°20.814.44.6
Aug33° / 22°30.813.54.6
Sep29° / 18°232.712.37.1
Oct24° / 14°625.7118.0
Nov18° / 10°907.99.96.3
Dec13° / 10111.29.43.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
35050
45050
55050
65149
75248
85347
95347
105446
115446
125545
135644
145743
155743
165743
175743
185743
195743
205743
215743
225743
235743
245743
255743
265743
275743
285743
295743
305743
315743

Chance of precipitation in January

Any precipitationSnow

Bostanlı gets around 98 mm of rain and snow over 9.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 32% and peaks near 35% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1352
2352
3342
4332
5322
6321
7311
8301
9291
10291
11281
12281
13281
14281
15291
16291
17301
18301
19311
20321
21321
22331
23331
24341
25341
26341
27341
28351
29351
30351
31351

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 24 min at the start of January to 10 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:34 AM to 7:25 AM, and sunset from 4:56 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.47:344:56
29.47:344:56
39.47:344:57
49.47:344:58
59.47:344:59
69.47:344:59
79.47:345:00
89.47:345:01
99.57:345:02
109.57:345:03
119.57:345:04
129.57:345:05
139.57:345:06
149.67:345:07
159.67:335:08
169.67:335:09
179.67:335:10
189.67:325:11
199.77:325:12
209.77:325:13
219.77:315:14
229.77:315:15
239.87:305:16
249.87:305:17
259.87:295:18
269.87:295:19
279.97:285:20
289.97:275:21
299.97:275:23
3010.07:265:24
3110.07:255:25

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.34 kWh/m².

For context, solar energy here swings from a low near 1.99 kWh/m² to a high of 7.78 kWh/m² in July across the year — January's 2.34 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.0Moderate
22.0Moderate
32.0Moderate
42.0Moderate
52.1Moderate
62.1Moderate
72.1Moderate
82.1Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.2Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.4Moderate
182.4Moderate
192.4Moderate
202.4Moderate
212.5Moderate
222.5Moderate
232.5Moderate
242.5Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.6Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in January

Hazard calendar for Bostanlı

In seasonPeak

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

Bostanlı'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 January a good time to visit Bostanlı?

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

3.2
Sightseeing
12th-best month of the year
0.0
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Bostanlı.

What to pack for Bostanlı in January

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

In January, Bostanlı sees daytime highs around 12°C and nights near 5°C. Pack a warm layer. Worth having: rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Bostanlı in January

The nearest coast averages about 16°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 24°C and coldest in March near 16°C.

It's comfortable for a long swim from May 28 to Oct 30 — about 5.1 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
Dec17Cool

UV index in Bostanlı in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Bostanlı 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 Bostanlı in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Bostanlı 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 Bostanlı?

Bostanlı sits at 38.5°N, 27.1°E, 8 m above sea level, in Turkey. The nearest listed city is Karşıyaka, 1.0 km away.

Topography around Bostanlı

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

Within 3 km, the terrain around Bostanlı has only modest variations in elevation — a maximum elevation change of 113 m around an average of 8 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,108 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,491 m.

The land around Bostanlı is covered by water (48%) and artificial surfaces (42%) within 3 km, trees (31%) and artificial surfaces (24%) within 16 km, and trees (35%) and water (32%) within 80 km.

3 km
113 m
16 km
1,108 m
80 km
1,491 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Karşıyaka 1.0 km · Şemikler 2.0 km · Ataşehir 5.0 km · Çiğli 5.0 km · Izmir 6.0 km · Küçükçiğli 7.0 km · Konak 7.0 km · Balatçık 8.0 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 Bostanlı (38.4592°, 27.0973°, elevation 8 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).