Weather & Climate in Castamay, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castamay has a warm climate with an average annual temperature of 80°F (27°C). Winters average 74°F in January while summers reach 83°F in July / relatively mild seasonal variation. Annual precipitation totals 45.4 inches. The city sits at an elevation of 56 feet.
Temperature
74°F Jan (23°C)
83°F Jul (28°C)
| Annual Average | 79.7°F |
| 48% above US avg | |
| January Average | 74°F (23°C) |
| July Average | 83°F (28°C) |
Geography
| Elevation | 56 ft (17 m) |
| Area | 299.6 sq mi (775.9 km²) |
| Population Density | 4/sq mi |
| Coordinates | 19.8378°N, 90.4318°W |
| Timezone | America/Merida |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Sep 23, 1997 | Gulf of America | M4.1 | 141 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Milton | Category 5 | 178 mph | 218 km |
| 2024 | Beryl | Category 1 | 86 mph | 252 km |
| 2020 | Delta | Category 1 | 92 mph | 259 km |
| 2020 | Zeta | Category 1 | 75 mph | 277 km |
| 2012 | Ernesto | Category 2 | 98 mph | 189 km |
| 2011 | Nate | Category 1 | 75 mph | 175 km |
| 2007 | Dean | Category 5 | 173 mph | 71 km |
| 2005 | Emily | Category 2 | 75 mph | 224 km |
| 2002 | Isidore | Category 3 | 127 mph | 101 km |
| 1996 | Dolly | Category 1 | 75 mph | 285 km |
| 1995 | Roxanne | Category 3 | 115 mph | 27 km |
| 1995 | Opal | Category 1 | 86 mph | 234 km |
| 1988 | Gilbert | Category 4 | 150 mph | 186 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 1.1 in | Coldest |
| February | 75°F (24°C) | 0.9 in | |
| March | 79°F (26°C) | 0.7 in | |
| April | 82°F (28°C) | 0.7 in | Driest |
| May | 85°F (29°C) | 2.8 in | Warmest |
| June | 84°F (29°C) | 6.7 in | |
| July | 83°F (28°C) | 6.7 in | |
| August | 82°F (28°C) | 7.9 in | |
| September | 82°F (28°C) | 9.1 in | Wettest |
| October | 80°F (27°C) | 5.5 in | |
| November | 77°F (25°C) | 2.1 in | |
| December | 75°F (24°C) | 1.2 in |
Castamay has a seasonal temperature swing of 11°F / from 74°F in January to 85°F in May. Total annual precipitation is 45.4 inches, with September being the wettest month (9.1") and April the driest (0.7").