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Weather & Climate in Chetumal, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chetumal has a warm climate with an average annual temperature of 80°F (27°C). Winters average 75°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 354 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 46.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 10 feet.
Temperature
75°F Jan (24°C)
83°F Jul (28°C)
| Annual Average | 80.0°F |
| 48% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 354 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 20.9 sq mi (54.1 km²) |
| Population Density | 8,095/sq mi |
| Coordinates | 18.5196°N, 88.3040°W |
| Timezone | America/Cancun |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Jun 10, 2002 | 6 km ENE of Presidente Juárez, Mexico | M4.1 | 94 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
21 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 3 | 109 mph | 220 km |
| 2022 | Lisa | Category 1 | 92 mph | 118 km |
| 2021 | Grace | Category 1 | 86 mph | 195 km |
| 2020 | Delta | Category 2 | 104 mph | 290 km |
| 2020 | Zeta | Category 1 | 86 mph | 229 km |
| 2020 | Gamma | Category 1 | 75 mph | 210 km |
| 2020 | Nana | Category 1 | 75 mph | 191 km |
| 2016 | Earl | Category 1 | 86 mph | 125 km |
| 2012 | Ernesto | Category 2 | 98 mph | 31 km |
| 2011 | Rina | Category 2 | 92 mph | 169 km |
| 2010 | Richard | Category 2 | 98 mph | 142 km |
| 2010 | Paula | Category 2 | 104 mph | 254 km |
| 2007 | Dean | Category 5 | 173 mph | 57 km |
| 2005 | Wilma | Category 4 | 150 mph | 256 km |
| 2005 | Emily | Category 4 | 138 mph | 220 km |
| 2002 | Isidore | Category 3 | 115 mph | 240 km |
| 2001 | Iris | Category 4 | 144 mph | 227 km |
| 2000 | Keith | Category 4 | 138 mph | 76 km |
| 1996 | Dolly | Category 1 | 75 mph | 91 km |
| 1995 | Roxanne | Category 3 | 115 mph | 166 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 2.4 in | |
| February | 76°F (24°C) | 1.5 in | |
| March | 78°F (26°C) | 1.0 in | Driest |
| April | 80°F (27°C) | 1.6 in | |
| May | 82°F (28°C) | 2.9 in | |
| June | 82°F (28°C) | 7.0 in | |
| July | 83°F (28°C) | 5.7 in | Warmest |
| August | 82°F (28°C) | 5.3 in | |
| September | 82°F (28°C) | 7.2 in | Wettest |
| October | 80°F (26°C) | 5.9 in | |
| November | 77°F (25°C) | 3.5 in | |
| December | 75°F (24°C) | 3.2 in | Coldest |
Chetumal has a seasonal temperature swing of 8°F / from 75°F in December to 83°F in July. Total annual precipitation is 47.2 inches, with September being the wettest month (7.2") and March the driest (1.0").