Divača weather in December

In December, Divača sees average daytime highs of 5°C and overnight lows near -0°C, with 131 mm of precipitation across 10 wet days and about 8.6 hours of daylight. It is the 11th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 7°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 8 h 48 min at the start of December to 8 h 30 min by month's end. Set against the rest of the year, December is Divača's 11th-clearest and 3rd-windiest month. For the whole year in context, see Divača's year-round climate.

Daytime high
11th warmest
Overnight low
-0°
3rd coldest
Precipitation
131 mm
10 wet days
Daylight
8 h 30 min
7:45 AM – 4:16 PM
Cloud cover
64%
11th clearest
Wind
9 km/h
3rd windiest
Solar energy
1.1 kWh/m²
Travel score
0.2
out of 10

Divača is human settlement.

Density
174/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 7°C in the first days to 5°C by the end.

A typical December day in Divača reaches about 5°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 1°C and 9°C. Set against its neighbours, December runs about 4°C cooler than November and about 1°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
172
272
371
461
561
661
761
861
961
1060
1160
1260
1350
1450
1550
1650
1750
1850
1950
2050
215-1
225-1
235-1
245-1
255-1
265-1
275-1
285-1
295-1
305-1
315-1

How December really feels in Divača

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.

Divača weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -1°969.94.28.90.0
Feb / -1°1099.44.410.10.6
Mar10° / 11010.82.811.62.5
Apr15° / 12413.2113.34.2
May19° / 11°14214.7014.75.5
Jun23° / 15°13013.9015.46.3
Jul26° / 16°11212.6015.16.7
Aug25° / 16°13212.4013.96.7
Sep20° / 12°17212.1012.36.1
Oct15° / 16012.50.310.74.5
Nov10° / 18713.11.79.32.0
Dec / -0°131103.28.60.2

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 11% of December, with mostly cloudy or overcast conditions the remaining 60%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43862
53862
63961
73961
84060
94060
104159
114159
124159
134159
144159
154159
164060
174060
184060
194060
204060
214060
224060
234060
244060
254060
264159
274159
284159
294159
304060
314060

Chance of precipitation in December

Any precipitationSnow

Divača gets around 131 mm of rain and snow over 10 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 37% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13711
23711
33611
43611
53511
63411
73411
83310
93310
103310
113210
123210
133110
14319
15319
16319
17319
18319
193110
203110
213210
223210
233210
243211
253211
263311
273311
283311
293412
303412
313412

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 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 8 h 48 min at the start of December to 8 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over December. Sunrise moves from 7:31 AM to 7:51 AM, and sunset from 4:16 PM to 4:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.87:314:16
28.77:324:16
38.77:334:16
48.77:354:16
58.77:364:15
68.67:374:15
78.67:384:15
88.67:394:15
98.67:394:15
108.67:404:15
118.67:414:15
128.57:424:15
138.57:434:15
148.57:444:15
158.57:444:15
168.57:454:16
178.57:464:16
188.57:464:16
198.57:474:16
208.57:484:17
218.57:484:17
228.57:494:18
238.57:494:18
248.57:494:19
258.57:504:19
268.57:504:20
278.57:504:20
288.57:514:21
298.57:514:22
308.57:514:23
318.57:514:23

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.1 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.1 kWh/m² to a high of 6.22 kWh/m² in July across the year — December's 1.1 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.2Dim
21.2Dim
31.2Dim
41.1Dim
51.1Dim
61.1Dim
71.1Dim
81.1Dim
91.1Dim
101.1Dim
111.1Dim
121.1Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.1Dim
211.1Dim
221.1Dim
231.1Dim
241.1Dim
251.1Dim
261.1Dim
271.1Dim
281.1Dim
291.1Dim
301.1Dim
311.1Dim
Planning a trip in December

Is December a good time to visit Divača?

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

0.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
8th-best month of the year

December is a weaker month for outdoor sightseeing in Divača.

What to pack for Divača in December

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

In December, Divača sees daytime highs around 5°C and nights near -0°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Divača in December

The nearest coast averages about 13°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 28 km away) is warmest in August at about 25°C and coldest in February near 10°C.

It's comfortable for a long swim from May 31 to Oct 9 — about 4.3 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan11Bracing
Feb10Bracing
Mar10Bracing
Apr13Bracing
May18Cool
Jun23Refreshing
Jul25Warm
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov16Cool
Dec13Bracing

UV index in Divača 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 Divača peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 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 16UV 9Jan 10UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Divača 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 Divača is worst in January — around 19 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1918 µg/m³Sep 1512 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar18Moderate
Apr18Moderate
May15Moderate
Jun16Moderate
Jul14Moderate
Aug13Moderate
Sep12Good
Oct13Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Divača?

Divača sits at 45.7°N, 14.0°E, 0 m above sea level, in Slovenia. The nearest listed city is Trieste, 16 km away.

TriestePostojnaKoperPiranMonfalconeNova GoricaGoriziaRijeka

Topography around Divača

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

Within 3 km, the terrain around Divača has significant variations in elevation — a maximum elevation change of 312 m around an average of 454 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,303 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,763 m.

The land around Divača is covered by trees (66%) and grassland (28%) within 3 km, trees (78%) within 16 km, and trees (59%) within 80 km.

3 km
312 m
16 km
1,303 m
80 km
2,763 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Trieste 16 km · Postojna 21 km · Koper 24 km · Piran 36 km · Monfalcone 36 km · Nova Gorica 39 km · Gorizia 39 km · Rijeka 54 km

Slovenia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 63% of US
price level, 2025
GDP per capita
$37,376
2025
Happiness
6.9 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.1
per 100k/yr, 2019
Income group
High
World Bank
Religion
Catholic 69%atheist 14%Orthodox 4%non-believer/agnostic 4%

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 Divača (45.6848°, 13.9705°, elevation 0 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).