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Riardo, Italy
Full City Profile
1.9
/5.0
D
Poor
1,717
Population
116/sq mi density
492 ft
Elevation
150 meters
55°F
Avg Temperature
13°C
D
Overall
1.9 / 5.0
Below average overall score based on economy, affordability, safety and education
D
Economy
1.9 / 5.0
$18,254 median income, 12.5% unemployment
Riardo experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 40°F in January while summers reach 74°F in July. The area gets 311 sunny days per year. Annual precipitation totals 54.2 inches. The area receives 8.9 inches of snow annually.
Temperature
40°F Jan (4°C)
74°F Jul (24°C)
| Annual Average | 54.9°F |
| 2% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 311 days/yr |
Geography
| Elevation | 492 ft (150 m) |
| Area | 14.8 sq mi (38.3 km²) |
| Population Density | 116/sq mi |
| Coordinates | 41.2620°N, 14.1505°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Tsunami History
7 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1631 | BAY OF NAPLES | Eruption | 5.0 m | 4,000 | 54 km |
| 1906 | TYRRHENIAN SEA | Astronomical | 0.4 m | 350 | 54 km |
| 1805 | CAMPANIA | Earthquake | — | — | 37 km |
| 1731 | TYRRHENIAN SEA | Earthquake | — | 3,600 | 116 km |
| 1627 | GARGANO PENINSULA | Earthquake | — | 5,000 | 113 km |
| 1562 | REGGIO DI CALABRIA | Earthquake | — | — | 142 km |
| 79 | BAY OF NAPLES | Eruption | — | 2,100 | 54 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Campi Flegrei (48 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 48 km |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 54 km |
| Ischia | Complex | 789 m (2,589 ft) | 1302 | 63 km |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 132 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 3.6 in | Coldest |
| February | 45°F (7°C) | 3.0 in | |
| March | 49°F (9°C) | 2.8 in | |
| April | 53°F (12°C) | 2.8 in | |
| May | 62°F (16°C) | 1.9 in | |
| June | 68°F (20°C) | 1.3 in | |
| July | 74°F (24°C) | 1.0 in | Warmest, Driest |
| August | 74°F (23°C) | 1.9 in | |
| September | 68°F (20°C) | 3.0 in | |
| October | 60°F (16°C) | 4.3 in | |
| November | 52°F (11°C) | 5.1 in | Wettest |
| December | 46°F (8°C) | 3.9 in |
Riardo has a seasonal temperature swing of 35°F / from 40°F in January to 74°F in July. Total annual precipitation is 34.8 inches, with November being the wettest month (5.1") and July the driest (1.0").