Tosya weather in December

In December, Tosya sees average daytime highs of 3°C and overnight lows near -3°C, with 65 mm of precipitation across 9.9 wet days and about 9.1 hours of daylight. It is the 10th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 5°C in the first days to 2°C by the end. The sky is clear or mostly clear about 26% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of December to 9 h 06 min by month's end. Set against the rest of the year, December is Tosya's 9th-clearest and 11th-windiest month. For the whole year in context, see Tosya's year-round climate.

Daytime high
10th warmest
Overnight low
-3°
3rd coldest
Precipitation
65 mm
9.9 wet days
Daylight
9 h 06 min
7:08 AM – 4:12 PM
Cloud cover
63%
9th clearest
Wind
5 km/h
11th windiest
Solar energy
1.78 kWh/m²
Travel score
0.0
out of 10

Tosya is district and town of Kastamonu, Turkey.

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 5°C in the first days to 2°C by the end.

A typical December day in Tosya reaches about 3°C in the afternoon and slips back to -3°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between -2°C and 8°C. Set against its neighbours, December runs about 6°C cooler than November and about 2°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
16-2
26-2
35-2
45-2
55-2
65-2
75-2
84-2
94-3
104-3
114-3
124-3
133-3
143-3
153-3
163-3
173-3
183-3
193-3
203-4
213-4
223-4
233-4
243-4
252-4
262-4
272-4
282-4
292-4
302-4
312-4

How December really feels in Tosya

Once humidity and wind are folded in, December 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 December is cold — wind chill drags the overnight "feels like" below the raw low.

Tosya weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°56109.79.40.0
Feb / -5°55108.610.40.0
Mar / -2°7413.27.711.71.1
Apr13° / 8315.52.513.13.2
May18° / 10517.20.214.34.9
Jun22° / 10°8914.2014.96.3
Jul26° / 13°336.7014.67.7
Aug26° / 13°326.7013.67.7
Sep22° / 10°366.5012.37.7
Oct16° / 498.70.710.95.5
Nov / 477.43.29.72.0
Dec / -3°659.97.29.10.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24654
34555
44357
54357
64159
74159
84159
94060
103862
113862
123862
133763
143763
153763
163763
173763
183763
193763
203763
213763
223763
233763
243664
253664
263664
273565
283565
293466
303466
313466

Chance of precipitation in December

Any precipitationSnow

Tosya gets around 65 mm of rain and snow over 9.9 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 33% and peaks near 35% on the wettest days, and about 7 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13116
23117
33218
43219
53219
63320
73321
83322
93322
103323
113323
123324
133324
143324
153325
163225
173225
183225
193225
203225
213225
223225
233225
243226
253226
263227
273327
283328
293429
303429
313530

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 5 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 18 min at the start of December to 9 h 06 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 6:56 AM to 7:14 AM, and sunset from 4:12 PM to 4:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.36:564:12
29.26:574:11
39.26:584:11
49.26:584:11
59.26:594:11
69.27:004:11
79.27:014:11
89.17:024:11
99.17:034:11
109.17:044:11
119.17:044:11
129.17:054:11
139.17:064:11
149.17:074:11
159.17:074:12
169.17:084:12
179.17:094:12
189.17:094:13
199.17:104:13
209.07:104:13
219.07:114:14
229.07:114:14
239.07:124:15
249.07:124:15
259.17:134:16
269.17:134:16
279.17:134:17
289.17:144:18
299.17:144:18
309.17:144:19
319.17:144:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.78 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.78 kWh/m² to a high of 6.96 kWh/m² in July across the year — December's 1.78 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.8Dim
181.8Dim
191.8Dim
201.8Dim
211.8Dim
221.8Dim
231.8Dim
241.8Dim
251.8Dim
261.8Dim
271.8Dim
281.8Dim
291.8Dim
301.8Dim
311.8Dim
Planning a trip in December

Is December a good time to visit Tosya?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Tosya.

What to pack for Tosya in December

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

In December, Tosya sees daytime highs around 3°C and nights near -3°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Tosya 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 Tosya 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 Tosya 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 Tosya is worst in April — around 17 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1916 µg/m³Dec 219 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar16Moderate
Apr17Moderate
May16Moderate
Jun13Moderate
Jul10Good
Aug10Good
Sep10Good
Oct11Good
Nov10Good
Dec9Good
Location & terrain

Where is Tosya?

Tosya sits at 41.0°N, 34.0°E, 823 m above sea level, in Turkey. The nearest listed city is Kastamonu, 46 km away.

ÇorumSungurlu

Topography around Tosya

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

Within 3 km, the terrain around Tosya has significant variations in elevation — a maximum elevation change of 538 m around an average of 830 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,927 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,271 m.

The land around Tosya is covered by grassland (37%) and trees (36%) within 3 km, trees (52%) and grassland (36%) within 16 km, and trees (45%) and grassland (35%) within 80 km.

3 km
538 m
16 km
1,927 m
80 km
2,271 m
treesgrasslandcroplandartificial surfacesbare terrain
December weather nearby: Kastamonu 46 km · İskilip 48 km · Taşköprü 57 km · Çankırı 58 km · Osmancık 64 km · Boyabat 79 km · Çorum 93 km · Sungurlu 98 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 Tosya (41.0155°, 34.0401°, elevation 823 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).