Casal di Principe weather in May
In May, Casal di Principe sees average daytime highs of 21°C and overnight lows near 14°C, with 64 mm of rain across 8.4 wet days and about 14.3 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.
Highs climb over the month, from about 19°C in the first days to 23°C by the end. The sky is clear or mostly clear about 45% of the time in May, and the air most often feels comfortable.
Daylight stretches from about 13 h 42 min at the start of May to 14 h 42 min by month's end. Set against the rest of the year, May is Casal di Principe's 5th-clearest and 9th-windiest month. For the whole year in context, see Casal di Principe's year-round climate.
- Daytime high
- 21°
- 5th warmest
- Overnight low
- 14°
- 7th coldest
- Rainfall
- 64 mm
- 8.4 wet days
- Daylight
- 14 h 18 min
- 4:51 AM – 7:08 PM
- Cloud cover
- 46%
- 5th clearest
- Wind
- 7 km/h
- 9th windiest
- Solar energy
- 6.26 kWh/m²
- Travel score
- 6.9
- out of 10
Casal di Principe is chief town of the homonym municipality.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Highs climb over the month, from about 19°C in the first days to 23°C by the end.
A typical May day in Casal di Principe reaches about 21°C in the afternoon and slips back to 14°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 24°C. Set against its neighbours, May runs about 4°C warmer than April and about 4°C cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 |
| Avg low (°C) | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 19 | 12 |
| 2 | 19 | 12 |
| 3 | 19 | 13 |
| 4 | 20 | 13 |
| 5 | 20 | 13 |
| 6 | 20 | 13 |
| 7 | 20 | 13 |
| 8 | 20 | 13 |
| 9 | 20 | 13 |
| 10 | 20 | 13 |
| 11 | 20 | 14 |
| 12 | 21 | 14 |
| 13 | 21 | 14 |
| 14 | 21 | 14 |
| 15 | 21 | 14 |
| 16 | 21 | 14 |
| 17 | 21 | 14 |
| 18 | 21 | 14 |
| 19 | 21 | 14 |
| 20 | 22 | 14 |
| 21 | 22 | 15 |
| 22 | 22 | 15 |
| 23 | 22 | 15 |
| 24 | 22 | 15 |
| 25 | 22 | 15 |
| 26 | 22 | 15 |
| 27 | 22 | 15 |
| 28 | 23 | 15 |
| 29 | 23 | 16 |
| 30 | 23 | 16 |
| 31 | 23 | 16 |
Casal di Principe weather by month
How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 12° / 6° | 109 | 11 | 9.4 | 3.0 |
| Feb | 12° / 6° | 103 | 10.7 | 10.4 | 3.1 |
| Mar | 14° / 8° | 106 | 10.9 | 11.7 | 4.3 |
| Apr | 17° / 10° | 97 | 11.7 | 13.1 | 5.3 |
| May | 21° / 14° | 64 | 8.4 | 14.3 | 6.9 |
| Jun | 25° / 18° | 34 | 5.6 | 14.9 | 8.0 |
| Jul | 28° / 21° | 19 | 4 | 14.6 | 7.8 |
| Aug | 28° / 21° | 23 | 4.2 | 13.6 | 7.2 |
| Sep | 25° / 18° | 94 | 9 | 12.3 | 7.3 |
| Oct | 21° / 14° | 135 | 10.5 | 10.9 | 6.6 |
| Nov | 16° / 11° | 180 | 13.4 | 9.7 | 4.8 |
| Dec | 13° / 7° | 141 | 12.4 | 9.1 | 3.4 |
Cloud cover in May
The sky is clear or mostly clear about 45% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 63 | 64 | 65 | 66 | 67 | 67 | 68 | 68 | 69 | 69 | 69 | 70 | 70 | 70 | 70 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 74 | 74 |
| Cloudier (%) | 43 | 42 | 41 | 40 | 39 | 38 | 37 | 37 | 36 | 35 | 34 | 33 | 33 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 26 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 57 | 43 |
| 2 | 58 | 42 |
| 3 | 59 | 41 |
| 4 | 60 | 40 |
| 5 | 61 | 39 |
| 6 | 62 | 38 |
| 7 | 63 | 37 |
| 8 | 63 | 37 |
| 9 | 64 | 36 |
| 10 | 65 | 35 |
| 11 | 66 | 34 |
| 12 | 67 | 33 |
| 13 | 67 | 33 |
| 14 | 68 | 32 |
| 15 | 68 | 32 |
| 16 | 69 | 31 |
| 17 | 69 | 31 |
| 18 | 69 | 31 |
| 19 | 70 | 30 |
| 20 | 70 | 30 |
| 21 | 70 | 30 |
| 22 | 70 | 30 |
| 23 | 72 | 28 |
| 24 | 72 | 28 |
| 25 | 72 | 28 |
| 26 | 73 | 27 |
| 27 | 73 | 27 |
| 28 | 73 | 27 |
| 29 | 73 | 27 |
| 30 | 74 | 26 |
| 31 | 74 | 26 |
Chance of precipitation in May
Casal di Principe gets around 64 mm of rain over 8.4 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 28% and peaks near 37% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 37 | 36 | 35 | 34 | 33 | 32 | 31 | 30 | 29 | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
| Rain chance (%) | |
|---|---|
| 1 | 37 |
| 2 | 36 |
| 3 | 35 |
| 4 | 34 |
| 5 | 33 |
| 6 | 32 |
| 7 | 31 |
| 8 | 30 |
| 9 | 29 |
| 10 | 28 |
| 11 | 27 |
| 12 | 26 |
| 13 | 26 |
| 14 | 25 |
| 15 | 25 |
| 16 | 25 |
| 17 | 25 |
| 18 | 25 |
| 19 | 25 |
| 20 | 26 |
| 21 | 26 |
| 22 | 26 |
| 23 | 26 |
| 24 | 26 |
| 25 | 26 |
| 26 | 26 |
| 27 | 26 |
| 28 | 26 |
| 29 | 26 |
| 30 | 26 |
| 31 | 25 |
Humidity in May
Most of May feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the comfortable band about 43% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 69 | 66 | 64 | 62 | 59 | 56 | 55 | 52 | 50 | 48 | 46 | 44 | 42 | 41 | 39 | 37 | 35 | 34 | 33 | 32 | 31 | 30 | 29 | 28 | 27 | 25 | 24 | 23 | 21 | 20 | 19 |
| Comfortable (%) | 30 | 32 | 34 | 36 | 38 | 40 | 41 | 43 | 44 | 45 | 46 | 47 | 48 | 48 | 49 | 49 | 49 | 49 | 48 | 48 | 47 | 46 | 45 | 44 | 43 | 42 | 41 | 40 | 38 | 37 | 36 |
| Humid (%) | 1 | 2 | 2 | 2 | 3 | 4 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 14 | 15 | 16 | 18 | 20 | 21 | 23 | 25 | 27 | 29 | 31 | 33 | 35 | 37 | 39 | 41 |
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 69 | 30 | 1 | 0 |
| 2 | 66 | 32 | 2 | 0 |
| 3 | 64 | 34 | 2 | 0 |
| 4 | 62 | 36 | 2 | 0 |
| 5 | 59 | 38 | 3 | 0 |
| 6 | 56 | 40 | 4 | 0 |
| 7 | 55 | 41 | 4 | 0 |
| 8 | 52 | 43 | 5 | 0 |
| 9 | 50 | 44 | 6 | 0 |
| 10 | 48 | 45 | 7 | 0 |
| 11 | 46 | 46 | 8 | 0 |
| 12 | 44 | 47 | 9 | 0 |
| 13 | 42 | 48 | 10 | 0 |
| 14 | 41 | 48 | 11 | 0 |
| 15 | 39 | 49 | 12 | 0 |
| 16 | 37 | 49 | 14 | 0 |
| 17 | 35 | 49 | 15 | 0 |
| 18 | 34 | 49 | 16 | 1 |
| 19 | 33 | 48 | 18 | 1 |
| 20 | 32 | 48 | 20 | 1 |
| 21 | 31 | 47 | 21 | 1 |
| 22 | 30 | 46 | 23 | 1 |
| 23 | 29 | 45 | 25 | 2 |
| 24 | 28 | 44 | 27 | 2 |
| 25 | 27 | 43 | 29 | 2 |
| 26 | 25 | 42 | 31 | 2 |
| 27 | 24 | 41 | 33 | 3 |
| 28 | 23 | 40 | 35 | 3 |
| 29 | 21 | 38 | 37 | 4 |
| 30 | 20 | 37 | 39 | 4 |
| 31 | 19 | 36 | 41 | 5 |
Wind in May
Winds average 7 km/h in May.
Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in May
Daylight runs from about 13 h 42 min at the start of May to 14 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 60 minutes over May. Sunrise moves from 5:09 AM to 4:40 AM, and sunset from 6:53 PM to 7:22 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.7 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 14.0 | 14.0 | 14.0 | 14.1 | 14.1 | 14.1 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.5 | 14.6 | 14.6 | 14.6 | 14.6 | 14.7 | 14.7 | 14.7 |
| Sunrise (AM) | 5:09 | 5:07 | 5:06 | 5:05 | 5:03 | 5:02 | 5:01 | 5:00 | 4:59 | 4:57 | 4:56 | 4:55 | 4:54 | 4:53 | 4:52 | 4:51 | 4:50 | 4:49 | 4:48 | 4:47 | 4:47 | 4:46 | 4:45 | 4:44 | 4:44 | 4:43 | 4:42 | 4:42 | 4:41 | 4:40 | 4:40 |
| Sunset (PM) | 6:53 | 6:54 | 6:55 | 6:56 | 6:57 | 6:58 | 6:59 | 7:00 | 7:01 | 7:02 | 7:03 | 7:04 | 7:05 | 7:06 | 7:07 | 7:08 | 7:09 | 7:10 | 7:11 | 7:12 | 7:13 | 7:14 | 7:15 | 7:16 | 7:17 | 7:18 | 7:19 | 7:19 | 7:20 | 7:21 | 7:22 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.7 | 5:09 | 6:53 |
| 2 | 13.8 | 5:07 | 6:54 |
| 3 | 13.8 | 5:06 | 6:55 |
| 4 | 13.9 | 5:05 | 6:56 |
| 5 | 13.9 | 5:03 | 6:57 |
| 6 | 13.9 | 5:02 | 6:58 |
| 7 | 14.0 | 5:01 | 6:59 |
| 8 | 14.0 | 5:00 | 7:00 |
| 9 | 14.0 | 4:59 | 7:01 |
| 10 | 14.1 | 4:57 | 7:02 |
| 11 | 14.1 | 4:56 | 7:03 |
| 12 | 14.1 | 4:55 | 7:04 |
| 13 | 14.2 | 4:54 | 7:05 |
| 14 | 14.2 | 4:53 | 7:06 |
| 15 | 14.3 | 4:52 | 7:07 |
| 16 | 14.3 | 4:51 | 7:08 |
| 17 | 14.3 | 4:50 | 7:09 |
| 18 | 14.3 | 4:49 | 7:10 |
| 19 | 14.4 | 4:48 | 7:11 |
| 20 | 14.4 | 4:47 | 7:12 |
| 21 | 14.4 | 4:47 | 7:13 |
| 22 | 14.5 | 4:46 | 7:14 |
| 23 | 14.5 | 4:45 | 7:15 |
| 24 | 14.5 | 4:44 | 7:16 |
| 25 | 14.6 | 4:44 | 7:17 |
| 26 | 14.6 | 4:43 | 7:18 |
| 27 | 14.6 | 4:42 | 7:19 |
| 28 | 14.6 | 4:42 | 7:19 |
| 29 | 14.7 | 4:41 | 7:20 |
| 30 | 14.7 | 4:40 | 7:21 |
| 31 | 14.7 | 4:40 | 7:22 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.26 kWh/m².
For context, solar energy here swings from a low near 1.68 kWh/m² to a high of 6.97 kWh/m² in July across the year — May's 6.26 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.8 | Bright |
| 2 | 5.8 | Bright |
| 3 | 5.8 | Bright |
| 4 | 5.9 | Bright |
| 5 | 5.9 | Bright |
| 6 | 5.9 | Bright |
| 7 | 6.0 | Bright |
| 8 | 6.0 | Intense |
| 9 | 6.0 | Intense |
| 10 | 6.1 | Intense |
| 11 | 6.1 | Intense |
| 12 | 6.1 | Intense |
| 13 | 6.2 | Intense |
| 14 | 6.2 | Intense |
| 15 | 6.2 | Intense |
| 16 | 6.2 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.3 | Intense |
| 20 | 6.3 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.5 | Intense |
| 25 | 6.5 | Intense |
| 26 | 6.5 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
| 29 | 6.6 | Intense |
| 30 | 6.6 | Intense |
| 31 | 6.6 | Intense |
Hazard calendar for Casal di Principe
None of Casal di Principe's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Casal di Principe's rainy season runs September–April, when most of the year's rain falls.
Is May a good time to visit Casal di Principe?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Casal di Principe for sightseeing.
What to pack for Casal di Principe in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Casal di Principe sees daytime highs around 21°C and nights near 14°C. Pack sun protection. Worth having: rain gear. About 8 days see rain.
Sea temperature near Casal di Principe in May
The nearest coast averages about 19°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in August at about 26°C and coldest in February near 14°C.
It's comfortable for a long swim from May 27 to Nov 5 — about 5.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 14 | 14 | 16 | 19 | 22 | 25 | 26 | 24 | 22 | 19 | 17 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Bracing |
| Feb | 14 | Bracing |
| Mar | 14 | Bracing |
| Apr | 16 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 24 | Warm |
| Oct | 22 | Refreshing |
| Nov | 19 | Cool |
| Dec | 17 | Cool |
UV index in Casal di Principe in May
Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Casal di Principe peaks around July 16 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 4 | 7 | 9 | 10 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | Moderate | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 4 | Moderate |
| May | 7 | High |
| Jun | 9 | Very high |
| Jul | 10 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Casal di Principe in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Casal di Principe is worst in April — around 22 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 19 | 20 | 21 | 22 | 18 | 16 | 16 | 16 | 14 | 16 | 16 | 17 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 19 | Moderate |
| Feb | 20 | Moderate |
| Mar | 21 | Moderate |
| Apr | 22 | Moderate |
| May | 18 | Moderate |
| Jun | 16 | Moderate |
| Jul | 16 | Moderate |
| Aug | 16 | Moderate |
| Sep | 14 | Moderate |
| Oct | 16 | Moderate |
| Nov | 16 | Moderate |
| Dec | 17 | Moderate |
Where is Casal di Principe?
Casal di Principe sits at 41.0°N, 14.1°E, 16 m above sea level, in Italy. The nearest listed city is Trentola-Ducenta, 5.0 km away.
Topography around Casal di Principe
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Casal di Principe.
Within 3 km, the terrain around Casal di Principe has only modest variations in elevation — a maximum elevation change of 33 m around an average of 17 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 383 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,221 m.
The land around Casal di Principe is covered by cropland (53%) and artificial surfaces (31%) within 3 km, cropland (48%) and artificial surfaces (21%) within 16 km, and water (41%) and trees (37%) within 80 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
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 Casal di Principe (41.01°, 14.1301°, elevation 16 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).