Chios weather in January

In January, Chios sees average daytime highs of 13°C and overnight lows near 10°C, with 117 mm of precipitation across 11.5 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 13°C through the month. The sky is clear or mostly clear about 35% 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 Chios's 11th-clearest and 5th-windiest month. For the whole year in context, see Chios's year-round climate.

Daytime high
13°
12th warmest
Overnight low
10°
2nd coldest
Precipitation
117 mm
11.5 wet days
Daylight
9 h 36 min
7:37 AM – 5:13 PM
Cloud cover
53%
11th clearest
Wind
23 km/h
5th windiest
Solar energy
2.42 kWh/m²
Travel score
3.5
out of 10

Chios is Greek town on the homonymous island.

Founded
~899 BCE

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 13°C through the month.

A typical January day in Chios reaches about 13°C in the afternoon and slips back to 10°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 16°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11311
21310
31310
41310
51310
61310
71310
81310
91310
101310
111310
121310
131310
141310
151310
161310
171310
181310
191310
201310
211310
221310
231310
241310
251310
261310
271310
281310
291310
301310
311310

Chios 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
Jan13° / 10°11711.59.63.5
Feb13° / 10°9610.310.53.7
Mar15° / 11°687.911.74.8
Apr18° / 14°375.6136.6
May22° / 17°162.914.18.3
Jun26° / 21°40.914.69.1
Jul28° / 23°00.114.48.7
Aug28° / 24°00.113.58.5
Sep25° / 21°161.812.39.1
Oct21° / 18°474.7117.9
Nov17° / 14°858.49.96.1
Dec14° / 11°13011.99.44.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35050
45149
55149
65149
75347
85347
95347
105347
115545
125545
135545
145545
155545
165545
175446
185446
195446
205446
215347
225347
235347
245347
255347
265347
275347
285347
295446
305347
315347

Chance of precipitation in January

Any precipitation

Chios gets around 117 mm of rain and snow over 11.5 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 37% and peaks near 40% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
238
338
437
537
636
735
835
934
1034
1133
1233
1333
1433
1533
1633
1734
1835
1936
2037
2137
2238
2339
2439
2539
2639
2740
2840
2940
3040
3140

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1937
2946
3946
4955
5955
6964
7964
8964
9973
10973
11973
12973
13973
14982
15982
16982
17982
18982
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in January

Winds average 23 km/h in January.

Across January, daily wind ranges from about 23 km/h on the calmest days to 24 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
123breezy
223breezy
323breezy
423breezy
523breezy
623breezy
723breezy
823breezy
923breezy
1023breezy
1123breezy
1223breezy
1323breezy
1423breezy
1523breezy
1623breezy
1723breezy
1823breezy
1923breezy
2023breezy
2124breezy
2224breezy
2324breezy
2424breezy
2524breezy
2624breezy
2724breezy
2824breezy
2924breezy
3024breezy
3124breezy

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 7:38 AM to 7:29 AM, and sunset from 5:00 PM to 5:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.47:385:00
29.47:385:00
39.47:385:01
49.47:385:02
59.47:385:03
69.47:385:04
79.47:385:04
89.57:385:05
99.57:385:06
109.57:385:07
119.57:385:08
129.57:385:09
139.57:375:10
149.67:375:11
159.67:375:12
169.67:375:13
179.67:365:14
189.67:365:15
199.77:365:16
209.77:355:17
219.77:355:18
229.77:345:19
239.87:345:20
249.87:335:21
259.87:335:22
269.97:325:23
279.97:325:24
289.97:315:25
299.97:305:27
3010.07:305:28
3110.07:295:29

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.42 kWh/m².

For context, solar energy here swings from a low near 2.05 kWh/m² to a high of 7.84 kWh/m² in June across the year — January's 2.42 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.1Moderate
22.1Moderate
32.1Moderate
42.1Moderate
52.2Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.3Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.5Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in January

Hazard calendar for Chios

In seasonPeak

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

Chios's rainy season runs November–March, 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 Chios?

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

3.5
Sightseeing
12th-best month of the year
0.0
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Chios.

What to pack for Chios in January

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

In January, Chios sees daytime highs around 13°C and nights near 10°C. Worth packing: a warm layer, rain gear and a windbreaker. About 12 days see rain.

a warm layerrain geara windbreaker

Sea temperature near Chios 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 offshore is warmest in August at about 23°C and coldest in March near 16°C.

It's comfortable for a long swim from Jun 1 to Oct 30 — about 5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar16Cool
Apr16Cool
May19Cool
Jun22Refreshing
Jul23Refreshing
Aug23Refreshing
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec17Cool

UV index in Chios 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 Chios 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 Chios 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 Chios is worst in March — around 15 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodMar 1915 µg/m³Dec 189 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb12Moderate
Mar15Moderate
Apr14Moderate
May13Moderate
Jun12Good
Jul12Moderate
Aug12Moderate
Sep10Good
Oct10Good
Nov11Good
Dec8Good
Location & terrain

Where is Chios?

Chios sits at 38.4°N, 26.1°E, 9 m above sea level, in Greece. The nearest listed city is Çeşme, 15 km away.

UrlaFoçaSeferihisarBalatçıkKüçükçiğliAtaşehirÇiğli

Topography around Chios

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

Within 3 km, the terrain around Chios has significant variations in elevation — a maximum elevation change of 359 m around an average of 41 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 919 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,255 m.

The land around Chios is covered by water (44%) and grassland (20%) within 3 km, water (50%) within 16 km, and water (80%) within 80 km.

3 km
359 m
16 km
919 m
80 km
1,255 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Çeşme 15 km · Urla 55 km · Foça 63 km · Seferihisar 64 km · Balatçık 81 km · Küçükçiğli 81 km · Ataşehir 82 km · Çiğli 83 km

Greece travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$26,948
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
8.3
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 592
Religion
other 3%Muslim 2%

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 Chios (38.3687°, 26.1372°, elevation 9 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).