San Giovanni Rotondo weather in December

In December, San Giovanni Rotondo sees average daytime highs of 12°C and overnight lows near 6°C, with 68 mm of precipitation across 10.9 wet days and about 9 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 13°C in the first days to 11°C by the end. The sky is clear or mostly clear about 29% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 12 min at the start of December to 9 hours by month's end. Set against the rest of the year, December is San Giovanni Rotondo's 11th-clearest and 3rd-windiest month. For the whole year in context, see San Giovanni Rotondo's year-round climate.

Daytime high
12°
10th warmest
Overnight low
3rd coldest
Precipitation
68 mm
10.9 wet days
Daylight
9 hours
7:24 AM – 4:23 PM
Cloud cover
58%
11th clearest
Wind
11 km/h
3rd windiest
Solar energy
1.64 kWh/m²
Travel score
3.1
out of 10

San Giovanni Rotondo is chief town of the homonym municipality.

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 13°C in the first days to 11°C by the end.

A typical December day in San Giovanni Rotondo reaches about 12°C in the afternoon and slips back to 6°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 16°C. Set against its neighbours, December runs about 4°C cooler than November and about 1°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1137
2137
3137
4137
5137
6137
7137
8136
9126
10126
11126
12126
13126
14126
15126
16126
17126
18125
19125
20115
21115
22115
23115
24115
25115
26115
27115
28115
29115
30115
31115

San Giovanni Rotondo weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 6210.50.69.32.6
Feb12° / 5410.50.810.32.9
Mar14° / 6310.60.311.74.3
Apr18° / 10°66100.113.15.8
May23° / 14°558.8014.37.2
Jun28° / 18°426.60156.9
Jul30° / 21°335.1014.75.9
Aug30° / 21°335.8013.75.8
Sep26° / 17°649.5012.37.0
Oct21° / 13°669.3010.96.8
Nov16° / 739.60.19.65.0
Dec12° / 6810.90.693.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24654
34654
44654
54654
64654
74654
84654
94753
104852
114852
124852
134753
144852
154852
164852
174951
184951
194951
204951
214951
224951
234951
244951
255050
265050
275050
285050
295050
305050
315149

Chance of precipitation in December

Any precipitationSnow

San Giovanni Rotondo gets around 68 mm of rain and snow over 10.9 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 35% and peaks near 36% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1350
2350
3350
4350
5350
6351
7351
8361
9361
10361
11361
12361
13361
14362
15352
16352
17352
18352
19352
20352
21353
22353
23353
24353
25363
26363
27363
28363
29364
30364
31364

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 (%)Comfortable (%)
1991
2991
3991
4991
5991
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 10 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
110calm
210calm
310calm
410calm
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 12 min at the start of December to 9 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:11 AM to 7:30 AM, and sunset from 4:23 PM to 4:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.27:114:23
29.27:124:23
39.27:134:22
49.17:144:22
59.17:154:22
69.17:164:22
79.17:174:22
89.17:184:22
99.17:184:22
109.07:194:22
119.07:204:22
129.07:214:22
139.07:224:22
149.07:224:22
159.07:234:23
169.07:244:23
179.07:244:23
189.07:254:24
199.07:254:24
209.07:264:24
219.07:264:25
229.07:274:25
239.07:274:26
249.07:284:26
259.07:284:27
269.07:294:27
279.07:294:28
289.07:294:29
299.07:294:29
309.07:304:30
319.07:304:31

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.64 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 7.16 kWh/m² in June across the year — December's 1.64 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.7Dim
21.7Dim
31.7Dim
41.7Dim
51.7Dim
61.7Dim
71.7Dim
81.7Dim
91.7Dim
101.7Dim
111.6Dim
121.6Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.6Dim
191.6Dim
201.6Dim
211.6Dim
221.6Dim
231.6Dim
241.6Dim
251.6Dim
261.6Dim
271.6Dim
281.7Dim
291.7Dim
301.7Dim
311.7Dim
Planning a trip in December

Is December a good time to visit San Giovanni Rotondo?

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

3.1
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 San Giovanni Rotondo.

What to pack for San Giovanni Rotondo in December

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

In December, San Giovanni Rotondo sees daytime highs around 12°C and nights near 6°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near San Giovanni Rotondo in December

The nearest coast averages about 14°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 34 km away) is warmest in August at about 26°C and coldest in February near 12°C.

It's comfortable for a long swim from May 31 to Oct 22 — about 4.8 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr14Bracing
May18Cool
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov17Cool
Dec14Bracing

UV index in San Giovanni Rotondo 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 San Giovanni Rotondo peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 9Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr5Moderate
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is San Giovanni Rotondo?

San Giovanni Rotondo sits at 41.7°N, 15.7°E, 566 m above sea level, in Italy. The nearest listed city is Manfredonia, 18 km away.

Topography around San Giovanni Rotondo

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

Within 3 km, the terrain around San Giovanni Rotondo has large variations in elevation — a maximum elevation change of 631 m around an average of 668 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,053 m; within 80 km, large variations in elevation — a maximum elevation change of 1,137 m.

The land around San Giovanni Rotondo is covered by grassland (61%) within 3 km, trees (35%), grassland (27%) and cropland (26%) within 16 km, and water (45%) and cropland (34%) within 80 km.

3 km
631 m
16 km
1,053 m
80 km
1,137 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Manfredonia 18 km · San Nicandro Garganico 20 km · San Severo 29 km · Foggia 31 km · Torremaggiore 36 km · Lucera 39 km · Orta Nova 42 km · Cerignola 51 km

Italy travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
230 V · 50 Hz
Prices
≈ 69% of US
price level, 2025
GDP per capita
$43,309
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 513
Religion
Christian 81%unaffiliated 13%Muslim 5%other 1%

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 San Giovanni Rotondo (41.7064°, 15.7277°, elevation 566 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).