Thívai weather in December

In December, Thívai sees average daytime highs of 13°C and overnight lows near 6°C, with 66 mm of precipitation across 8.7 wet days and about 9.4 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 14°C in the first days to 12°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 30 min at the start of December to 9 h 24 min by month's end. Set against the rest of the year, December is Thívai's 12th-clearest and 7th-windiest month. For the whole year in context, see Thívai's year-round climate.

Daytime high
13°
10th warmest
Overnight low
3rd coldest
Precipitation
66 mm
8.7 wet days
Daylight
9 h 18 min
7:43 AM – 5:03 PM
Cloud cover
62%
12th clearest
Wind
8 km/h
7th windiest
Solar energy
1.79 kWh/m²
Travel score
3.6
out of 10

Thívai is modern city in Boeotia, Greece.

Density
39/km²
people per km²
Founded
~2000 BCE

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 14°C in the first days to 12°C by the end.

A typical December day in Thívai reaches about 13°C in the afternoon and slips back to 6°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 17°C. Set against its neighbours, December runs about 5°C cooler than November and about 1°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1157
2157
3147
4147
5147
6147
7146
8146
9136
10136
11136
12136
13136
14135
15135
16125
17125
18125
19125
20125
21125
22125
23125
24125
25125
26125
27125
28125
29124
30124
31124

How December really feels in Thívai

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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Thívai weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 608.71.49.63.1
Feb13° / 568.31.510.53.6
Mar16° / 607.70.511.75.1
Apr20° / 336.20137.0
May25° / 14°2950147.9
Jun30° / 18°142.9014.66.2
Jul32° / 21°92014.45.1
Aug32° / 21°82.1013.55.4
Sep28° / 17°233.7012.37.4
Oct23° / 13°3350117.7
Nov17° / 506.809.95.9
Dec13° / 668.71.19.43.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34357
44357
54456
64456
74456
84456
94456
104456
114456
124456
134357
144456
154456
164456
174357
184456
194357
204357
214357
224357
234456
244456
254555
264555
274555
284654
294654
304654
314753

Chance of precipitation in December

Any precipitationSnow

Thívai gets around 66 mm of rain and snow over 8.7 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 28% and peaks near 30% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1261
2261
3262
4272
5272
6272
7272
8283
9283
10283
11283
12293
13293
14293
15293
16293
17283
18283
19283
20283
21283
22284
23284
24294
25294
26295
27305
28305
29305
30306
31306

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2973
3973
4973
5973
6982
7982
8982
9991
10991
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 30 min at the start of December to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:31 AM to 7:49 AM, and sunset from 5:02 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:315:02
29.57:325:02
39.57:335:02
49.57:335:02
59.57:345:02
69.47:355:02
79.47:365:02
89.47:375:02
99.47:385:02
109.47:385:02
119.47:395:02
129.47:405:02
139.47:415:02
149.47:415:03
159.47:425:03
169.37:435:03
179.37:435:04
189.37:445:04
199.37:445:04
209.37:455:05
219.37:455:05
229.37:465:06
239.37:465:06
249.37:475:07
259.37:475:07
269.37:485:08
279.37:485:08
289.37:485:09
299.47:485:09
309.47:495:10
319.47:495:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.79 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.79 kWh/m² to a high of 7.41 kWh/m² in June across the year — December's 1.79 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
291.9Dim
301.9Dim
311.9Dim
Planning a trip in December

Is December a good time to visit Thívai?

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

3.6
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Thívai.

What to pack for Thívai in December

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

In December, Thívai sees daytime highs around 13°C and nights near 6°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Thívai in December

The nearest coast averages about 17°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 45 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 2 to Nov 11 — about 5.4 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov20Cool
Dec17Cool

UV index in Thívai 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 Thívai peaks around June 22 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 22UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Thívai 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 Thívai is worst in August — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodAug 1221 µg/m³Dec 149 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun12Good
Jul18Moderate
Aug21Moderate
Sep11Good
Oct10Good
Nov10Good
Dec8Good
Location & terrain

Where is Thívai?

Thívai sits at 38.3°N, 23.3°E, 170 m above sea level, in Greece. The nearest listed city is Chalkída, 29 km away.

Áno LiósiaSalamína

Topography around Thívai

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

Within 3 km, the terrain around Thívai has significant variations in elevation — a maximum elevation change of 252 m around an average of 189 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,210 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,390 m.

The land around Thívai is covered by cropland (41%) and grassland (22%) within 3 km, cropland (43%) and trees (24%) within 16 km, and water (37%) and trees (32%) within 80 km.

3 km
252 m
16 km
1,210 m
80 km
2,390 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Chalkída 29 km · Mégara 37 km · Elefsína 37 km · Asprópyrgos 38 km · Fylí 39 km · Livadeiá 40 km · Áno Liósia 43 km · Salamína 43 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 Thívai (38.325°, 23.3189°, elevation 170 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).