Rozzano, Italy experiences average highs of 19°C (66°F) and lows of 9°C (48°F) throughout the year. Rainfall is moderate, averaging about 10 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Rozzano, Italy Weather & Climate 2026
Monthly climate averages for Rozzano, Italy. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Sep At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.1/10
Best: April, June, July, August, September
UV Index
4
Low
Temperature 19°C / 9°C
Feels Like 18°C / 8°C
Rainy Days 10
Rainfall 101 mm
Sunshine 9 h
Humidity 75%
Wind Speed 11 km/h
Dew Point 9°C
Snow Days 1 days
Frost Days 10 days
Hottest Month
30°C
July
Avg Low20°C
Rain12days
Coldest Month
-1°C
January
Avg High8°C
Rain7days
Driest Month
6days
December
Avg High8°C
Avg Low1°C
Windiest Month
12 km/h
April (Gusts 27)
Worst Time to Visit
Consider avoiding January, December due to less favorable weather conditions.
Sun Position
Sunrise 05:36
Daylight 15.6h
Sunset 21:14
Live conditions—
Rozzano on the map · live conditions
Rozzano, Italy
- Continent
- Europe
- Country
- Italy
- City
- Rozzano
- Population
- 39.7K
- Elevation
- 103 m
- Coordinates
- 45.38°, 9.16°
Seasonal Breakdown
Spring
Mar–May
Avg High 18°C
Avg Low 8°C
Rain 11 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 29°C
Avg Low 19°C
Rain 11 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 18°C
Avg Low 10°C
Rain 10 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 1°C
Rain 7 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 8°C / -1°C . Feb: 11°C / 2°C . Mar: 15°C / 4°C . Apr: 19°C / 8°C . May: 22°C / 12°C . Jun: 28°C / 18°C . Jul: 30°C / 20°C . Aug: 29°C / 20°C . Sep: 24°C / 15°C . Oct: 19°C / 11°C . Nov: 12°C / 5°C . Dec: 8°C / 1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 46 mm. Feb: 67 mm. Mar: 79 mm. Apr: 87 mm. May: 145 mm. Jun: 114 mm. Jul: 120 mm. Aug: 118 mm. Sep: 122 mm. Oct: 127 mm. Nov: 114 mm. Dec: 67 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 82%. Feb: 79%. Mar: 71%. Apr: 67%. May: 71%. Jun: 67%. Jul: 67%. Aug: 67%. Sep: 73%. Oct: 80%. Nov: 84%. Dec: 87%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 10 km/h . Feb: 10 km/h . Mar: 11 km/h . Apr: 12 km/h . May: 12 km/h . Jun: 11 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 10 km/h . Oct: 10 km/h . Nov: 10 km/h . Dec: 9 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 7h. Mar: 9h. Apr: 11h. May: 11h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 10h. Oct: 7h. Nov: 6h. Dec: 5h.
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 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 1 days. Feb: 1 days. Mar: 1 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 0 days. Dec: 2 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 | Jun 2025 · 30°C | Jul · 30°C |
| Coldest month | Jan 2025 · 0°C | Jan · -1°C |
| Wettest month | May 2025 · 191 mm | May · 145 mm |
| Windiest month | Apr 2025 · 13 km/h | Apr · 12 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Fair April best
Good May
Good June best
Excellent July best
Good August best
Excellent September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / -1°C | 5°C / -4°C | 7days (46 mm) Good | 6.2h Fair | 82% Humid | 1.5 Low | Poor | View Details |
| February | 11°C / 2°C | 9°C / -1°C | 7days (67 mm) Good | 6.9h Fair | 79% Humid | 2.1 Moderate | Poor | View Details |
| March | 15°C / 4°C | 12°C / 1°C | 8days (79 mm) Wet | 8.8h Good | 71% Muggy | 3.4 Moderate | Fair | View Details |
| April best | 19°C / 8°C | 17°C / 6°C | 9days (87 mm) Wet | 10.5h Excellent | 67% Muggy | 5.2 High | Good | View Details |
| May | 22°C / 12°C | 22°C / 12°C | 15days (145 mm) Wet | 10.9h Excellent | 71% Muggy | 6.2 High | Good | View Details |
| June best | 28°C / 18°C | 30°C / 18°C | 11days (114 mm) Wet | 12.8h Excellent | 67% Muggy | 6.8 High | Excellent | View Details |
| July best | 30°C / 20°C | 32°C / 21°C | 12days (120 mm) Wet | 12.8h Excellent | 67% Muggy | 7 High | Good | View Details |
| August best | 29°C / 20°C | 32°C / 21°C | 10days (118 mm) Wet | 11.9h Excellent | 67% Muggy | 6.3 High | Excellent | View Details |
| September best | 24°C / 15°C | 25°C / 15°C | 11days (122 mm) Wet | 10h Excellent | 73% Muggy | 4.8 Moderate | Excellent | View Details |
| October | 19°C / 11°C | 19°C / 10°C | 10days (127 mm) Wet | 7.4h Good | 80% Humid | 2.9 Moderate | Good | View Details |
| November | 12°C / 5°C | 11°C / 3°C | 10days (114 mm) Wet | 5.8h Fair | 84% Humid | 2 Low | Fair | View Details |
| December | 8°C / 1°C | 6°C / -2°C | 6days (67 mm) Good | 5.3h Fair | 87% Very Muggy | 1.4 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Rozzano are April, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Rozzano, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Rozzano is July, with average daytime highs of 30°C (85°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Rozzano is January, with average overnight lows of -1°C (31°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Rozzano is May, averaging 145mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Rozzano runs through May, July, June, September, with the heaviest rainfall in May. Based on 10-year averages for Rozzano.
Rozzano receives approximately 109 sunshine hours per year. The sunniest month is June with around 13 hours. Based on climate data for Rozzano.
The least favorable months to visit Rozzano are January, December, primarily due to less favorable weather conditions. For the best conditions, consider April, June, July, August, September instead.
The annual average UV index in Rozzano is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Rozzano is 75%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Rozzano receives snow. Months with snowfall average 1 snow days and 2 cm (1 in) of accumulation, with about 10 frost days during winter.
Average wind speeds in Rozzano are 11 km/h (7 mph). The windiest month is April with peak winds reaching 12 km/h (7 mph) (gusts up to 27 km/h / 17 mph).
Rozzano averages 5 clear-sky days per month with overall cloud cover around 53%. The clearest skies occur in March.
The annual average dew point in Rozzano is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Rozzano 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 Rozzano ranges from 8°C (46°F) to 18°C (64°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Rozzano. It earns a climate score of 8.4/10 with Excellent.
For June in Rozzano, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 28°C (82°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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