Aytos weather in December

In December, Aytos sees average daytime highs of 6°C and overnight lows near 0°C, with 56 mm of precipitation across 8.1 wet days and about 8.9 hours of daylight. It is the 11th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 8°C in the first days to 5°C by the end. The sky is clear or mostly clear about 28% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of December to 8 h 54 min by month's end. Set against the rest of the year, December is Aytos's 9th-clearest and 3rd-windiest month. For the whole year in context, see Aytos's year-round climate.

Daytime high
11th warmest
Overnight low
3rd coldest
Precipitation
56 mm
8.1 wet days
Daylight
8 h 54 min
7:41 AM – 4:33 PM
Cloud cover
63%
9th clearest
Wind
11 km/h
3rd windiest
Solar energy
1.4 kWh/m²
Travel score
0.7
out of 10

Aytos is city in Aytos municipality, Burgas oblast, Bulgaria.

Density
266/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 8°C in the first days to 5°C by the end.

A typical December day in Aytos reaches about 6°C in the afternoon and slips back to 0°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 0°C and 13°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
182
282
382
482
581
681
771
871
971
1071
1170
1270
1360
1460
1560
1660
1760
1860
1960
2060
2160
226-1
236-1
246-1
256-1
266-1
276-1
286-1
295-1
305-1
315-1

How December really feels in Aytos

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.

Aytos weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°517.43.59.20.1
Feb / -0°467.13.110.31.0
Mar11° / 599.52.211.62.8
Apr16° / 5910.30.313.14.9
May21° / 11°6711.3014.46.4
Jun26° / 16°6910.6015.16.8
Jul28° / 18°618.4014.86.7
Aug28° / 18°386013.76.9
Sep24° / 14°526.6012.37.6
Oct18° / 5870.210.86.1
Nov12° / 506.719.63.3
Dec / 568.12.88.90.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23862
33862
43862
53961
63961
73961
83961
93961
103961
114060
124060
134060
144060
154060
164258
174258
184258
194357
204357
214357
224357
234357
244357
254456
264456
274357
284357
294258
304258
314258

Chance of precipitation in December

Any precipitationSnow

Aytos gets around 56 mm of rain and snow over 8.1 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 26% and peaks near 28% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1286
2286
3276
4277
5277
6277
7267
8268
9268
10268
11269
12269
13269
142610
152610
162510
172510
182510
192611
202611
212611
222611
232611
242611
252611
262611
272611
282711
292711
302711
312611

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 11 km/h in December.

Across December, daily wind ranges from about 11 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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 06 min at the start of December to 8 h 54 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 7:28 AM to 7:47 AM, and sunset from 4:34 PM to 4:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:284:34
29.17:294:33
39.17:304:33
49.07:314:33
59.07:324:33
69.07:334:33
79.07:344:32
89.07:354:32
98.97:364:32
108.97:364:32
118.97:374:33
128.97:384:33
138.97:394:33
148.97:404:33
158.97:404:33
168.97:414:33
178.97:424:34
188.97:424:34
198.97:434:34
208.97:434:35
218.97:444:35
228.97:444:36
238.97:454:36
248.97:454:37
258.97:464:37
268.97:464:38
278.97:464:38
288.97:474:39
298.97:474:40
308.97:474:40
318.97:474:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.4 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.4 kWh/m² to a high of 6.55 kWh/m² in June across the year — December's 1.4 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
101.4Dim
111.4Dim
121.4Dim
131.4Dim
141.4Dim
151.4Dim
161.4Dim
171.4Dim
181.4Dim
191.4Dim
201.4Dim
211.4Dim
221.4Dim
231.4Dim
241.4Dim
251.4Dim
261.4Dim
271.4Dim
281.4Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit Aytos?

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

0.7
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Aytos.

What to pack for Aytos in December

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

In December, Aytos sees daytime highs around 6°C and nights near 0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 8 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Aytos in December

The nearest coast averages about 10°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 51 km away) is warmest in August at about 25°C and coldest in February near 7°C.

It's comfortable for a long swim from Jun 10 to Oct 5 — about 3.9 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan8Bracing
Feb7Bracing
Mar7Bracing
Apr10Bracing
May16Cool
Jun21Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov14Bracing
Dec10Bracing

UV index in Aytos in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Aytos peaks around July 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 18UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr8Very high
May6High
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Aytos?

Aytos sits at 42.7°N, 27.3°E, 149 m above sea level, in Bulgaria. The nearest listed city is Karnobat, 23 km away.

NessebarYambolShumenAsparuhovoSlivenVarna

Topography around Aytos

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

Within 3 km, the terrain around Aytos has only modest variations in elevation — a maximum elevation change of 249 m around an average of 129 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 638 m; within 80 km, large variations in elevation — a maximum elevation change of 1,167 m.

The land around Aytos is covered by grassland (41%) and cropland (36%) within 3 km, cropland (47%), trees (29%) and grassland (21%) within 16 km, and trees (36%) and cropland (32%) within 80 km.

3 km
249 m
16 km
638 m
80 km
1,167 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Karnobat 23 km · Burgas 28 km · Nessebar 40 km · Yambol 66 km · Shumen 69 km · Asparuhovo 74 km · Sliven 76 km · Varna 78 km

Bulgaria travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 23% of US
price level, 2025
GDP per capita
$20,328
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
96%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
9.2
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 594
Religion
Christian 65%Muslim 10%none 5%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 Aytos (42.7032°, 27.2546°, elevation 149 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).