Kastamonu weather in January

In January, Kastamonu sees average daytime highs of 3°C and overnight lows near -4°C, with 51 mm of precipitation across 11 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 3°C through the month. The sky is clear or mostly clear about 22% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of January to 9 h 48 min by month's end. Set against the rest of the year, January is Kastamonu's 12th-clearest and 4th-windiest month. For the whole year in context, see Kastamonu's year-round climate.

Daytime high
12th warmest
Overnight low
-4°
1st coldest
Precipitation
51 mm
11 wet days
Daylight
9 h 18 min
7:15 AM – 4:34 PM
Cloud cover
68%
12th clearest
Wind
7 km/h
4th windiest
Solar energy
1.9 kWh/m²
Travel score
0.0
out of 10

Kastamonu is central district and city in Kastamonu Province, Turkey.

Air quality
High
PM2.5 29.2 µg/m³ · 2019
Density
85/km²
people per km²

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 3°C through the month.

A typical January day in Kastamonu reaches about 3°C in the afternoon and slips back to -4°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 9°C. Set against its neighbours, January runs about 2°C cooler than December and about 2°C cooler than February.

-15°-10°-5°10°151015202531
Avg high (°C)Avg low (°C)
14-3
24-3
34-3
44-3
54-3
63-3
73-4
83-4
93-4
103-4
113-4
123-4
133-4
143-4
153-4
163-4
173-4
183-4
193-4
203-4
213-4
223-4
233-4
243-4
253-4
263-4
273-4
283-4
293-4
303-4
313-4

How January really feels in Kastamonu

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Kastamonu weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°51119.49.40.0
Feb / -3°5210.98.810.30.2
Mar / -1°6512.27.411.71.7
Apr14° / 6413.22.413.13.9
May19° / 7213.60.114.35.7
Jun23° / 11°5811.8014.96.8
Jul26° / 13°306014.77.8
Aug27° / 14°245.7013.77.8
Sep23° / 10°336.9012.37.6
Oct18° / 518.60.610.95.9
Nov11° / 447.93.49.72.8
Dec / -2°5910.67.79.10.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23169
33169
43070
53070
63070
73070
83070
93169
103169
113268
123367
133466
143466
153466
163466
173466
183466
193466
203466
213466
223466
233466
243367
253367
263367
273367
283466
293466
303466
313466

Chance of precipitation in January

Any precipitationSnow

Kastamonu gets around 51 mm of rain and snow over 11 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 35% and peaks near 38% on the wettest days, and about 9 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13831
23832
33832
43832
53832
63832
73732
83732
93631
103531
113430
123329
133228
143128
153127
163027
173026
183026
193127
203127
213227
223328
233328
243429
253530
263630
273731
283731
293832
303832
313832

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 (%)
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 January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 06 min at the start of January to 9 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:16 AM to 7:05 AM, and sunset from 4:20 PM to 4:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:164:20
29.17:164:21
39.17:174:21
49.17:174:22
59.17:174:23
69.17:174:24
79.17:174:25
89.27:164:26
99.27:164:27
109.27:164:28
119.27:164:29
129.27:164:30
139.37:164:31
149.37:154:32
159.37:154:33
169.37:154:34
179.37:144:35
189.47:144:36
199.47:134:37
209.47:134:38
219.57:124:39
229.57:124:41
239.57:114:42
249.57:104:43
259.67:104:44
269.67:094:45
279.67:084:46
289.77:084:48
299.77:074:49
309.77:064:50
319.87:054:51

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.9 kWh/m².

For context, solar energy here swings from a low near 1.61 kWh/m² to a high of 6.68 kWh/m² in July across the year — January's 1.9 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.7Dim
31.7Dim
41.7Dim
51.7Dim
61.7Dim
71.7Dim
81.8Dim
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.9Dim
141.9Dim
151.9Dim
161.9Dim
171.9Dim
182.0Dim
192.0Moderate
202.0Moderate
212.0Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.2Moderate
282.2Moderate
292.2Moderate
302.3Moderate
312.3Moderate
Planning a trip in January

Is January a good time to visit Kastamonu?

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

0.0
Sightseeing
12th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Kastamonu.

What to pack for Kastamonu in January

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

In January, Kastamonu sees daytime highs around 3°C and nights near -4°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

UV index in Kastamonu 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 Kastamonu peaks around August 10 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowAug 10UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr7High
May7Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Kastamonu 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 Kastamonu is worst in April — around 41 µg/m³ PM2.5 (poor), about 1.9× the cleanest month (December, 21 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kastamonu's WHO annual average of 29.2 µg/m³.

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1941 µg/m³Dec 2122 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb26Moderate
Mar40Poor
Apr41Poor
May40Poor
Jun32Moderate
Jul25Moderate
Aug25Moderate
Sep25Moderate
Oct27Moderate
Nov25Moderate
Dec21Moderate
Location & terrain

Where is Kastamonu?

Kastamonu sits at 41.4°N, 33.8°E, 786 m above sea level, in Turkey. The nearest listed city is Taşköprü, 39 km away.

SafranboluİskilipOsmancıkÇerkeş

Topography around Kastamonu

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

Within 3 km, the terrain around Kastamonu has significant variations in elevation — a maximum elevation change of 317 m around an average of 884 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 791 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,562 m.

The land around Kastamonu is covered by trees (49%) and artificial surfaces (22%) within 3 km, trees (45%), cropland (32%) and grassland (20%) within 16 km, and trees (64%) and grassland (23%) within 80 km.

3 km
317 m
16 km
791 m
80 km
2,562 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Taşköprü 39 km · Tosya 46 km · Boyabat 83 km · Çankırı 88 km · Safranbolu 91 km · İskilip 92 km · Osmancık 97 km · Çerkeş 97 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 Kastamonu (41.3781°, 33.7753°, elevation 786 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).