Millesimo, Italy experiences average highs of 17°C (63°F) and lows of 10°C (50°F) throughout the year. Rainfall is moderate, averaging about 10 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Millesimo, Italy Weather & Climate 2026
Monthly climate averages for Millesimo, Italy. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.4/10
Best: June, July, August, September
UV Index
4
Low
Temperature 17°C / 10°C
Feels Like 16°C / 8°C
Rainy Days 10
Rainfall 99 mm
Sunshine 10 h
Humidity 79%
Wind Speed 14 km/h
Dew Point 10°C
Snow Days 3 days
Frost Days 4 days
Hottest Month
27°C
August
Avg Low 19°C
Rain 9 days
Coldest Month
1°C
January
Avg High 8°C
Rain 7 days
Driest Month
7 days
January
Avg High 8°C
Avg Low 1°C
Windiest Month
16 km/h
March (Gusts 40)
Sea Temperature
14°C – 27°C
Warmest water: August (
26.7°C
)
Worst Time to Visit
Consider avoiding January, February, November, December due to less favorable weather conditions.
Sun Position
Sunrise 05:57
Daylight 15.2h
Sunset 21:09
Live conditions —
Millesimo on the map · live conditions
Millesimo, Italy
- Continent
- Europe
- Country
- Italy
- City
- Millesimo
- Population
- 3.1K
- Elevation
- 429 m
- Coordinates
- 44.37°, 8.20°
Seasonal Breakdown
Spring
Mar–May
Avg High 16°C
Avg Low 8°C
Rain 11 days/mo
Summer
Jun–Aug
Avg High 26°C
Avg Low 18°C
Rain 11 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 17°C
Avg Low 11°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 2°C
Rain 8 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 8°C / 1°C . Feb: 10°C / 3°C . Mar: 13°C / 4°C . Apr: 16°C / 8°C . May: 19°C / 11°C . Jun: 25°C / 17°C . Jul: 27°C / 19°C . Aug: 27°C / 19°C . Sep: 23°C / 15°C . Oct: 18°C / 11°C . Nov: 12°C / 6°C . Dec: 9°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 76 mm. Feb: 85 mm. Mar: 99 mm. Apr: 89 mm. May: 99 mm. Jun: 74 mm. Jul: 74 mm. Aug: 65 mm. Sep: 78 mm. Oct: 165 mm. Nov: 181 mm. Dec: 97 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 79%. Feb: 80%. Mar: 75%. Apr: 75%. May: 80%. Jun: 78%. Jul: 77%. Aug: 74%. Sep: 78%. Oct: 82%. Nov: 82%. Dec: 83%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 15 km/h . Mar: 16 km/h . Apr: 15 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 12 km/h . Aug: 12 km/h . Sep: 13 km/h . Oct: 14 km/h . Nov: 15 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 7h. Mar: 9h. Apr: 11h. May: 12h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 11h. Oct: 8h. Nov: 7h. Dec: 6h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 15°C . Feb: 14°C . Mar: 14°C . Apr: 16°C . May: 19°C . Jun: 23°C . Jul: 26°C . Aug: 27°C . Sep: 24°C . Oct: 21°C . Nov: 18°C . Dec: 16°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 3. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 3 days. Feb: 3 days. Mar: 2 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 1 days. Dec: 4 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 13 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 27°C | Aug · 27°C |
| Coldest month | Jan 2025 · 2°C | Jan · 1°C |
| Wettest month | Dec 2025 · 194 mm | Nov · 181 mm |
| Windiest month | Dec 2025 · 16 km/h | Mar · 16 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Fair April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Wet December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 1°C | 5°C / -2°C | 7days (76 mm) Good | 6.6h Fair | 79% Humid | 1.7 Low | Poor | View Details |
| February | 10°C / 3°C | 7°C / -1°C | 9days (85 mm) Wet | 7.4h Good | 80% Humid | 2.2 Moderate | Poor | View Details |
| March | 13°C / 4°C | 10°C / 1°C | 9days (99 mm) Wet | 9.3h Good | 75% Muggy | 3.4 Moderate | Fair | View Details |
| April | 16°C / 8°C | 15°C / 5°C | 10days (89 mm) Wet | 10.8h Excellent | 75% Muggy | 4.8 Moderate | Fair | View Details |
| May | 19°C / 11°C | 20°C / 10°C | 14days (99 mm) Wet | 11.7h Excellent | 80% Humid | 6.1 High | Good | View Details |
| June best | 25°C / 17°C | 27°C / 17°C | 12days (74 mm) Wet | 13.1h Excellent | 78% Humid | 6.8 High | Excellent | View Details |
| July best | 27°C / 19°C | 30°C / 21°C | 11days (74 mm) Wet | 13.1h Excellent | 77% Humid | 7 High | Excellent | View Details |
| August best | 27°C / 19°C | 30°C / 21°C | 9days (65 mm) Wet | 12.3h Excellent | 74% Muggy | 6.4 High | Excellent | View Details |
| September best | 23°C / 15°C | 23°C / 15°C | 11days (78 mm) Wet | 10.5h Excellent | 78% Humid | 4.8 Moderate | Excellent | View Details |
| October | 18°C / 11°C | 17°C / 10°C | 12days (165 mm) Wet | 8h Good | 82% Humid | 3 Moderate | Good | View Details |
| November | 12°C / 6°C | 9°C / 3°C | 12days (181 mm) Wet | 6.5h Fair | 82% Humid | 2.2 Moderate | Wet | View Details |
| December | 9°C / 2°C | 6°C / -2°C | 9days (97 mm) Wet | 5.9h Fair | 83% Humid | 1.5 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Millesimo are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Millesimo, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Millesimo is August, with average daytime highs of 27°C (81°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Millesimo is January, with average overnight lows of 1°C (34°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Millesimo is November, averaging 181mm of precipitation across 12 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Millesimo runs through May, June, October, November, with the heaviest rainfall in May. Based on 10-year averages for Millesimo.
Millesimo receives approximately 115 sunshine hours per year. The sunniest month is June with around 13 hours. Based on climate data for Millesimo.
The least favorable months to visit Millesimo are January, February, November, December, primarily due to less favorable weather conditions. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Millesimo is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Millesimo is 79%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in June, July, August, September average 25°C (77°F), which is warm and comfortable for swimming and water activities.
Yes, Millesimo receives snow. Months with snowfall average 3 snow days and 9 cm (4 in) of accumulation, with about 4 frost days during winter.
Average wind speeds in Millesimo are 14 km/h (9 mph). The windiest month is March with peak winds reaching 16 km/h (10 mph) (gusts up to 40 km/h / 25 mph).
Millesimo averages 5 clear-sky days per month with overall cloud cover around 56%. The clearest skies occur in January.
The annual average dew point in Millesimo is 10°C (50°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Millesimo has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Millesimo ranges from 8°C (46°F) to 16°C (61°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, July is a great time to visit Millesimo. It earns a climate score of 9.2/10 with Excellent.
For July in Millesimo, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 27°C (80°F) and 11 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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