San Benedetto del Tronto weather in December

In December, San Benedetto del Tronto sees average daytime highs of 12°C and overnight lows near 10°C, with 74 mm of precipitation across 10.7 wet days and about 8.9 hours of daylight. It is the 10th-warmest and 1st-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 33% 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 San Benedetto del Tronto's 10th-clearest and 1st-windiest month. For the whole year in context, see San Benedetto del Tronto's year-round climate.

Daytime high
12°
10th warmest
Overnight low
10°
4th coldest
Precipitation
74 mm
10.7 wet days
Daylight
8 h 48 min
7:35 AM – 4:26 PM
Cloud cover
57%
10th clearest
Wind
14 km/h
1st windiest
Solar energy
1.5 kWh/m²
Travel score
3.1
out of 10
Air quality
Good
PM10 26.1 µg/m³ · 2019

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 Benedetto del Tronto reaches about 12°C in the afternoon and slips back to 10°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 14°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11311
21311
31311
41311
51311
61310
71310
81210
91210
101210
111210
121210
131210
141210
151210
161210
17129
18129
19129
20129
21119
22119
23119
24119
25119
26119
27119
28119
29119
30119
31119

San Benedetto del Tronto 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
Jan11° / 589.10.59.22.6
Feb11° / 528.90.510.22.6
Mar12° / 10°567.8011.63.5
Apr15° / 13°518.5013.14.8
May19° / 17°466.9014.46.8
Jun23° / 21°314.9015.18.1
Jul26° / 24°213.6014.88.4
Aug26° / 24°304.2013.88.1
Sep23° / 21°597.6012.37.5
Oct19° / 17°577.8010.86.5
Nov15° / 13°729.809.54.6
Dec12° / 10°7410.70.28.93.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 16% of December, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54852
64852
74852
84951
95050
104951
115050
125149
135149
145149
155050
165050
175050
185050
195050
205050
214951
224951
234951
244951
254951
264852
274852
284852
294753
304753
314753

Chance of precipitation in December

Any precipitationSnow

San Benedetto del Tronto gets around 74 mm of rain and snow over 10.7 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 35% and peaks near 37% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1350
2350
3360
4360
5360
6370
7370
8370
9370
10370
11370
12370
13370
14360
15350
16350
17340
18340
19330
20331
21321
22321
23321
24321
25321
26321
27331
28331
29331
30341
31342

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 (%)
1973
2973
3982
4982
5991
6991
7991
8991
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 14 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

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 7:22 AM to 7:42 AM, and sunset from 4:26 PM to 4:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:224:26
29.07:234:26
39.07:244:26
49.07:254:26
59.07:264:25
69.07:274:25
78.97:284:25
88.97:294:25
98.97:304:25
108.97:314:25
118.97:324:25
128.97:324:25
138.97:334:25
148.97:344:26
158.97:354:26
168.87:354:26
178.87:364:26
188.87:374:27
198.87:374:27
208.87:384:27
218.87:384:28
228.87:394:28
238.87:394:29
248.87:404:29
258.87:404:30
268.87:404:30
278.87:414:31
288.87:414:32
298.97:414:32
308.97:414:33
318.97:424:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 1.5 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 1.5 kWh/m² to a high of 6.86 kWh/m² in July across the year — December's 1.5 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.6Dim
41.5Dim
51.5Dim
61.5Dim
71.5Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.5Dim
151.5Dim
161.5Dim
171.5Dim
181.5Dim
191.5Dim
201.5Dim
211.5Dim
221.5Dim
231.5Dim
241.5Dim
251.5Dim
261.5Dim
271.5Dim
281.5Dim
291.5Dim
301.5Dim
311.5Dim
Planning a trip in December

Is December a good time to visit San Benedetto del Tronto?

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
9th-best month of the year

December is a weaker month for outdoor sightseeing in San Benedetto del Tronto.

What to pack for San Benedetto del Tronto in December

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

In December, San Benedetto del Tronto sees daytime highs around 12°C and nights near 10°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near San Benedetto del Tronto in December

The nearest coast averages about 15°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 19 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 Jun 1 to Oct 13 — about 4.4 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
Sep23Refreshing
Oct20Cool
Nov17Cool
Dec15Bracing

UV index in San Benedetto del Tronto 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 Benedetto del Tronto 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
Apr6High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in San Benedetto del Tronto 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 San Benedetto del Tronto is worst in April — around 17 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1017 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar17Moderate
Apr17Moderate
May14Moderate
Jun14Moderate
Jul12Moderate
Aug12Moderate
Sep10Good
Oct12Good
Nov10Good
Dec10Good
Location & terrain

Where is San Benedetto del Tronto?

San Benedetto del Tronto sits at 43.0°N, 13.9°E, 4 m above sea level, in Italy. The nearest listed city is Giulianova, 24 km away.

Topography around San Benedetto del Tronto

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Benedetto del Tronto.

Within 3 km, the terrain around San Benedetto del Tronto has significant variations in elevation — a maximum elevation change of 277 m around an average of 50 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 503 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,847 m.

The land around San Benedetto del Tronto is covered by water (37%) and trees (20%) within 3 km, water (46%) within 16 km, and trees (32%) and water (29%) within 80 km.

3 km
277 m
16 km
503 m
80 km
2,847 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Giulianova 24 km · Porto San Giorgio 25 km · Fermo 26 km · Ascoli Piceno 27 km · Roseto degli Abruzzi 34 km · Porto Sant'Elpidio 34 km · Teramo 36 km · Civitanova Marche 41 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 Benedetto del Tronto (42.9568°, 13.8768°, elevation 4 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).