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Weather & Climate in Saint Ann’s Bay, Jamaica
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint Ann’s Bay has a warm climate with an average annual temperature of 73°F (23°C). Winters average 70°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 209 sunny days per year. Annual precipitation totals 69.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 46 feet.
Temperature
70°F Jan (21°C)
75°F Jul (24°C)
| Annual Average | 73.2°F |
| 36% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 209 days/yr |
Geography
| Elevation | 46 ft (14 m) |
| Area | 302.2 sq mi (782.6 km²) |
| Population Density | 45/sq mi |
| Coordinates | 18.4358°N, 77.2010°W |
| Timezone | America/Jamaica |
Precipitation & Snow
Air Quality
Earthquake History
103 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| May 25, 1992 | 56 km SSW of Niquero, Cuba | M6.8 | 149 km | 23 km |
| Aug 26, 1990 | 58 km SSW of Niquero, Cuba | M5.5 | 147 km | 10 km |
| Jan 13, 1993 | 3 km N of Easington, Jamaica | M5.5 | 84 km | 16 km |
| Jun 13, 2005 | 8 km E of Ulster Spring, Jamaica | M5.2 | 29 km | 2 km |
| Sep 15, 2011 | 65 km SW of Niquero, Cuba | M5.2 | 148 km | 10 km |
| Jul 24, 2020 | 81 km SW of Niquero, Cuba | M5.1 | 149 km | 9 km |
| May 25, 1992 | 59 km SSW of Niquero, Cuba | M4.8 | 139 km | 33 km |
| Mar 10, 2012 | 100 km NNE of Oracabessa, Jamaica | M4.8 | 115 km | 10 km |
| Oct 9, 1996 | 90 km SW of Niquero, Cuba | M4.7 | 140 km | 33 km |
| Aug 1, 2003 | Cuba region | M4.7 | 131 km | 10 km |
| May 16, 2011 | 15 km SSW of Black River, Jamaica | M4.7 | 96 km | 28 km |
| May 25, 1992 | 66 km SSW of Niquero, Cuba | M4.7 | 137 km | 33 km |
| Jul 24, 1992 | 72 km SSE of Bartolomé Masó, Cuba | M4.7 | 143 km | 33 km |
| Jan 3, 2004 | 64 km SW of Niquero, Cuba | M4.6 | 148 km | 0 km |
| Apr 15, 2023 | Saint Thomas, Jamaica | M4.6 | 94 km | 10 km |
| Aug 16, 2024 | 7 km NNE of Stony Hill, Jamaica | M4.5 | 57 km | 10 km |
| Aug 10, 2002 | 9 km N of Trinity Ville, Jamaica | M4.5 | 83 km | 33 km |
| Jul 2, 1996 | 60 km SSW of Niquero, Cuba | M4.4 | 138 km | 10 km |
| May 25, 1992 | 70 km SSW of Niquero, Cuba | M4.4 | 136 km | 33 km |
| Jan 24, 2001 | 75 km NNE of Oracabessa, Jamaica | M4.4 | 91 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
18 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Melissa | Category 5 | 190 mph | 42 km |
| 2024 | Beryl | Category 4 | 144 mph | 109 km |
| 2024 | Rafael | Category 1 | 81 mph | 250 km |
| 2012 | Sandy | Category 3 | 115 mph | 76 km |
| 2010 | Tomas | Category 1 | 86 mph | 227 km |
| 2008 | Paloma | Category 4 | 144 mph | 257 km |
| 2008 | Ike | Category 4 | 132 mph | 296 km |
| 2008 | Gustav | Category 1 | 86 mph | 215 km |
| 2007 | Dean | Category 4 | 150 mph | 122 km |
| 2005 | Emily | Category 5 | 161 mph | 242 km |
| 2005 | Dennis | Category 4 | 150 mph | 82 km |
| 2004 | Ivan | Category 5 | 167 mph | 115 km |
| 2004 | Charley | Category 1 | 86 mph | 149 km |
| 2002 | Lili | Category 1 | 75 mph | 284 km |
| 2001 | Iris | Category 1 | 86 mph | 128 km |
| 1998 | Georges | Category 1 | 75 mph | 291 km |
| 1988 | Gilbert | Category 4 | 132 mph | 56 km |
| 1980 | Allen | Category 4 | 132 mph | 43 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 2.5 m (8 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1907 | JAMAICA | Earthquake | 2.5 m | 1,000 | 105 km |
| 1692 | PORT ROYAL | Eruption + Earthquake | 1.8 m | 3,000 | 88 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 5.6 in | Coldest |
| February | 70°F (21°C) | 3.2 in | Driest |
| March | 71°F (22°C) | 3.2 in | |
| April | 73°F (23°C) | 4.5 in | |
| May | 74°F (23°C) | 7.4 in | |
| June | 75°F (24°C) | 6.1 in | |
| July | 75°F (24°C) | 3.9 in | |
| August | 76°F (24°C) | 4.9 in | Warmest |
| September | 75°F (24°C) | 6.5 in | |
| October | 74°F (24°C) | 9.6 in | Wettest |
| November | 73°F (23°C) | 8.1 in | |
| December | 71°F (22°C) | 6.9 in |
Saint Ann’s Bay has a seasonal temperature swing of 5°F / from 70°F in January to 76°F in August. Total annual precipitation is 69.8 inches, with October being the wettest month (9.6") and February the driest (3.2").