Monthly climate averages for Casei, Italy. Based on 10-year ERA5 reanalysis data.
Cfa Humid Subtropical
Climate OverviewCasei, Italy in September has warm conditions, with highs averaging 24.9°C (77°F).
This month falls at the beginning of Autumn.
Daily highs in September gradually drop from around 27°C (80°F) at the start to 23°C (73°F) by month's end.
Rainfall is heaviest during the first third of the month, while the last third tends to be drier.
Expect around 11.1h of sunshine at the start of September, decreasing to 9.8h by the end.
The warmest days tend to fall around the 11th, averaging 26.9°C (80°F).
Compared to August, this month is about 6°C cooler with 2 more rainy days. Temperatures begin dropping heading into October.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 25°C (77°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 0°C | 5°C / -3°C | 7days (45 mm) Good | 5.9h Fair | 81% Humid | 1.5 Low | Poor | View Details |
| February | 11°C / 2°C | 9°C / -1°C | 7days (61 mm) Good | 6.8h Fair | 78% Humid | 2.2 Moderate | Poor | View Details |
| March | 14°C / 4°C | 12°C / 2°C | 8days (65 mm) Wet | 8.7h Good | 71% Muggy | 3.7 Moderate | Fair | View Details |
| April | 18°C / 8°C | 17°C / 6°C | 8days (65 mm) Wet | 10.6h Excellent | 68% Muggy | 5.2 High | Good | View Details |
| May best | 22°C / 12°C | 22°C / 11°C | 12days (102 mm) Wet | 11h Excellent | 71% Muggy | 6.2 High | Excellent | View Details |
| June best | 28°C / 18°C | 30°C / 18°C | 7days (58 mm) Good | 12.9h Excellent | 64% Muggy | 6.8 High | Excellent | View Details |
| July best | 30°C / 20°C | 33°C / 22°C | 7days (50 mm) Good | 12.8h Excellent | 61% Muggy | 7 High | Excellent | View Details |
| August best | 31°C / 20°C | 32°C / 22°C | 7days (56 mm) Good | 12h Excellent | 59% Moderate | 6.3 High | Excellent | View Details |
| September best | 25°C / 16°C | 25°C / 16°C | 9days (61 mm) Wet | 10.1h Excellent | 68% Muggy | 4.9 Moderate | Excellent | View Details |
| October | 19°C / 11°C | 19°C / 11°C | 9days (91 mm) Wet | 7.3h Good | 77% Humid | 3 Moderate | Good | View Details |
| November | 12°C / 5°C | 11°C / 3°C | 10days (101 mm) Wet | 5.6h Fair | 83% Humid | 2 Low | Fair | View Details |
| December | 8°C / 1°C | 6°C / -2°C | 8days (69 mm) Wet | 5h Fair | 86% Very Muggy | 1.4 Low | Poor | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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