San Giovanni Valdarno weather in January

In January, San Giovanni Valdarno sees average daytime highs of 8°C and overnight lows near 1°C, with 62 mm of precipitation across 8.7 wet days and about 9.1 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 8°C through the month. The sky is clear or mostly clear about 30% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 48 min at the start of January to 9 h 36 min by month's end. Set against the rest of the year, January is San Giovanni Valdarno's 11th-clearest and 6th-windiest month. For the whole year in context, see San Giovanni Valdarno's year-round climate.

Daytime high
12th warmest
Overnight low
1st coldest
Precipitation
62 mm
8.7 wet days
Daylight
9 h 06 min
7:50 AM – 4:56 PM
Cloud cover
61%
11th clearest
Wind
7 km/h
6th windiest
Solar energy
1.59 kWh/m²
Travel score
1.3
out of 10

San Giovanni Valdarno is chief town of the homonym municipality.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 8°C through the month.

A typical January day in San Giovanni Valdarno reaches about 8°C in the afternoon and slips back to 1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 11°C. Set against its neighbours, January runs on par with December and about 1°C cooler than February.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
181
281
381
481
581
681
781
881
981
1081
1181
1281
1381
1481
1581
1681
1781
1881
1981
2081
2181
2281
2381
2481
2581
2681
2781
2881
2981
3081
3181

How January really feels in San Giovanni Valdarno

Once humidity and wind are folded in, January 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 January is cold — wind chill drags the overnight "feels like" below the raw low.

San Giovanni Valdarno weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 628.71.89.11.3
Feb / 728.81.710.22.0
Mar13° / 749.51.111.63.7
Apr16° / 8712.30.113.24.9
May21° / 11°7611.1014.56.4
Jun25° / 15°538.2015.27.3
Jul28° / 17°355.7014.97.1
Aug28° / 17°406.9013.86.8
Sep24° / 13°919.5012.37.0
Oct18° / 10°10911.4010.85.8
Nov13° / 12212.10.69.53.2
Dec / 9111.11.48.81.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34159
44159
54060
64060
74060
84159
94159
104159
114159
124159
134357
144258
154258
164258
174258
184258
194258
204258
214258
224258
234258
244159
254060
264159
274159
284159
294258
304258
314357

Chance of precipitation in January

Any precipitationSnow

San Giovanni Valdarno gets around 62 mm of rain and snow over 8.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 29% and peaks near 33% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1335
2325
3314
4304
5304
6294
7283
8273
9273
10263
11264
12264
13264
14264
15275
16275
17276
18286
19287
20287
21297
22298
23298
24298
25309
26309
27309
28309
29309
30319
31318

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January 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 January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 48 min at the start of January to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over January. Sunrise moves from 7:53 AM to 7:40 AM, and sunset from 4:41 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.87:534:41
28.87:534:42
38.87:534:43
48.87:534:44
58.97:534:45
68.97:534:46
78.97:534:47
88.97:534:48
98.97:524:49
109.07:524:50
119.07:524:51
129.07:524:52
139.07:514:53
149.07:514:54
159.17:514:55
169.17:504:56
179.17:504:57
189.27:494:58
199.27:495:00
209.27:485:01
219.27:485:02
229.37:475:03
239.37:465:04
249.37:465:06
259.47:455:07
269.47:445:08
279.47:435:10
289.57:425:11
299.57:425:12
309.57:415:13
319.67:405:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.59 kWh/m².

For context, solar energy here swings from a low near 1.36 kWh/m² to a high of 6.86 kWh/m² in July across the year — January's 1.59 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.6Dim
151.6Dim
161.6Dim
171.6Dim
181.6Dim
191.6Dim
201.7Dim
211.7Dim
221.7Dim
231.7Dim
241.8Dim
251.8Dim
261.8Dim
271.8Dim
281.9Dim
291.9Dim
301.9Dim
312.0Dim
Planning a trip in January

Is January a good time to visit San Giovanni Valdarno?

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

1.3
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in San Giovanni Valdarno.

What to pack for San Giovanni Valdarno in January

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

In January, San Giovanni Valdarno sees daytime highs around 8°C and nights near 1°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 9 days see rain.

a warm layera heavy coatrain gear

UV index in San Giovanni Valdarno in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in San Giovanni Valdarno peaks around July 14 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 14UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr6High
May6High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in San Giovanni Valdarno in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in San Giovanni Valdarno is worst in March — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2016 µg/m³Nov 1712 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr16Moderate
May15Moderate
Jun14Moderate
Jul12Good
Aug13Moderate
Sep12Moderate
Oct13Moderate
Nov12Good
Dec12Moderate
Location & terrain

Where is San Giovanni Valdarno?

San Giovanni Valdarno sits at 43.6°N, 11.5°E, 134 m above sea level, in Italy. The nearest listed city is Montevarchi, 6.0 km away.

Topography around San Giovanni Valdarno

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

Within 3 km, the terrain around San Giovanni Valdarno has only modest variations in elevation — a maximum elevation change of 133 m around an average of 164 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,482 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,724 m.

The land around San Giovanni Valdarno is covered by trees (54%) and grassland (20%) within 3 km, trees (79%) within 16 km, and trees (72%) within 80 km.

3 km
133 m
16 km
1,482 m
80 km
1,724 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Montevarchi 6.0 km · Arezzo 31 km · Campo di Marte 31 km · Siena 32 km · Poggibonsi 33 km · Florence 33 km · Scandicci 34 km · Colle di Val d'Elsa 36 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 Valdarno (43.5676°, 11.5299°, elevation 134 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. 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).