Casco, Italy experiences average highs of 17°C (63°F) and lows of 8°C (46°F) throughout the year. Rainfall is frequent, averaging about 14 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Casco, Italy Weather & Climate 2026
Monthly climate averages for Casco, Italy. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Apr–Sep At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.4/10
Best: June, July, August, September
UV Index
4
Low
Temperature 17°C / 8°C
Feels Like 17°C / 6°C
Rainy Days 14
Rainfall 121 mm
Sunshine 9 h
Humidity 78%
Wind Speed 9 km/h
Dew Point 8°C
Snow Days 5 days
Frost Days 13 days
Hottest Month
27°C
July
Avg Low17°C
Rain19days
Coldest Month
-2°C
January
Avg High7°C
Rain8days
Driest Month
7days
December
Avg High8°C
Avg Low-1°C
Windiest Month
10 km/h
April (Gusts 28)
Worst Time to Visit
Consider avoiding January, February, December due to less favorable weather conditions.
Sun Position
Sunrise 05:32
Daylight 15.7h
Sunset 21:13
Live conditions—
Casco on the map · live conditions
Casco, Italy
- Continent
- Europe
- Country
- Italy
- City
- Casco
- Population
- 2K
- Coordinates
- 45.71°, 9.82°
Seasonal Breakdown
Spring
Mar–May
Avg High 16°C
Avg Low 6°C
Rain 16 days/mo
Summer
Jun–Aug
Avg High 26°C
Avg Low 17°C
Rain 18 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 17°C
Avg Low 9°C
Rain 13 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 8°C
Avg Low -1°C
Rain 8 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: 7°C / -2°C . Feb: 10°C / 0°C . Mar: 13°C / 2°C . Apr: 16°C / 6°C . May: 20°C / 10°C . Jun: 25°C / 15°C . Jul: 27°C / 17°C . Aug: 27°C / 17°C . Sep: 22°C / 13°C . Oct: 17°C / 9°C . Nov: 11°C / 3°C . Dec: 8°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 50 mm. Feb: 74 mm. Mar: 85 mm. Apr: 111 mm. May: 184 mm. Jun: 153 mm. Jul: 161 mm. Aug: 156 mm. Sep: 132 mm. Oct: 158 mm. Nov: 117 mm. Dec: 70 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 76%. Feb: 78%. Mar: 75%. Apr: 74%. May: 77%. Jun: 75%. Jul: 74%. Aug: 75%. Sep: 79%. Oct: 83%. Nov: 83%. Dec: 81%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 9 km/h . Feb: 9 km/h . Mar: 9 km/h . Apr: 10 km/h . May: 9 km/h . Jun: 9 km/h . Jul: 9 km/h . Aug: 9 km/h . Sep: 8 km/h . Oct: 8 km/h . Nov: 8 km/h . Dec: 8 km/h .
Sunshine
Sunshine
Sunshine: Jan: 7h. Feb: 7h. Mar: 9h. Apr: 10h. May: 10h. Jun: 12h. Jul: 13h. Aug: 12h. Sep: 10h. Oct: 7h. Nov: 6h. Dec: 6h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 4. 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
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 8 days. Feb: 8 days. Mar: 8 days. Apr: 3 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 1 days. Nov: 5 days. Dec: 6 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jun 2025 · 27°C | Jul · 27°C |
| Coldest month | Jan 2025 · -2°C | Jan · -2°C |
| Wettest month | May 2025 · 217 mm | May · 184 mm |
| Windiest month | Apr 2025 · 10 km/h | Apr · 10 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Wet June best
Excellent July best
Wet August best
Excellent September best
Excellent October
Fair November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 7°C / -2°C | 5°C / -6°C | 8days (50 mm) Wet | 6.5h Fair | 76% Humid | 1.5 Low | Poor | View Details |
| February | 10°C / 0°C | 8°C / -3°C | 8days (74 mm) Wet | 7h Good | 78% Humid | 2.2 Moderate | Poor | View Details |
| March | 13°C / 2°C | 11°C / -1°C | 12days (85 mm) Wet | 8.7h Good | 75% Muggy | 3.5 Moderate | Poor | View Details |
| April | 16°C / 6°C | 16°C / 4°C | 15days (111 mm) Wet | 10.1h Excellent | 74% Muggy | 4.9 Moderate | Fair | View Details |
| May | 20°C / 10°C | 20°C / 9°C | 22days (184 mm) Wet | 10.4h Excellent | 77% Humid | 5.8 High | Wet | View Details |
| June best | 25°C / 15°C | 28°C / 16°C | 18days (153 mm) Wet | 12.4h Excellent | 75% Muggy | 6.7 High | Excellent | View Details |
| July best | 27°C / 17°C | 30°C / 19°C | 19days (161 mm) Wet | 12.6h Excellent | 74% Muggy | 6.8 High | Wet | View Details |
| August best | 27°C / 17°C | 30°C / 19°C | 17days (156 mm) Wet | 11.6h Excellent | 75% Muggy | 6.1 High | Excellent | View Details |
| September best | 22°C / 13°C | 23°C / 13°C | 15days (132 mm) Wet | 9.7h Good | 79% Humid | 4.6 Moderate | Excellent | View Details |
| October | 17°C / 9°C | 17°C / 8°C | 12days (158 mm) Wet | 7.2h Good | 83% Humid | 2.8 Moderate | Fair | View Details |
| November | 11°C / 3°C | 10°C / 1°C | 11days (117 mm) Wet | 6h Fair | 83% Humid | 2 Low | Fair | View Details |
| December | 8°C / -1°C | 6°C / -4°C | 7days (70 mm) Good | 5.7h Fair | 81% Humid | 1.5 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Casco are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Casco, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Casco is July, with average daytime highs of 27°C (80°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Casco is January, with average overnight lows of -2°C (28°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Casco is May, averaging 184mm of precipitation across 22 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Casco runs through May, July, June, August, with the heaviest rainfall in May. Based on 10-year averages for Casco.
Casco receives approximately 108 sunshine hours per year. The sunniest month is July with around 13 hours. Based on climate data for Casco.
The least favorable months to visit Casco are January, February, December, primarily due to less favorable weather conditions. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Casco is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Casco is 78%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Casco receives snow. Months with snowfall average 5 snow days and 7 cm (3 in) of accumulation, with about 13 frost days during winter.
Average wind speeds in Casco are 9 km/h (6 mph). The windiest month is April with peak winds reaching 10 km/h (6 mph) (gusts up to 28 km/h / 18 mph).
Casco averages 4 clear-sky days per month with overall cloud cover around 55%. The clearest skies occur in January.
The annual average dew point in Casco is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Casco 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 Casco ranges from 6°C (43°F) to 17°C (63°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 Casco. It earns a climate score of 7.8/10 with Excellent.
For June in Casco, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 25°C (77°F) and 18 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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