Daylight through the yearLongest day (Jun 21): 13 h 13 min5:53 am – 7:07 pmShortest day (Dec 21): 11 h 2 min6:55 am – 5:57 pm
Sun todaySunrise –Sunset –
ClimateWarmest month June: highs 90°F, lows 71°FColdest month January: highs 85°F, lows 68°F51 in of rain a year, on about 86 dayswettest month AugustSnow is rare134 days above 90°F, 0 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Mayaguez City, Pr Rq station
Earthquakes4,368 of magnitude 3 or more within 50 miles since 1970194 of magnitude 4+, 20 of magnitude 5+Largest: magnitude 6.4 on 7 Jan 202026 mi away, near Indios, Puerto RicoMost recent: magnitude 3.1 on 20 Sep 202638 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Insufficient DataHormigueros Municipio, PR, compared with all US countiesSource: FEMA National Risk Index (county level)
Air quality61% of days had good air in 2025209 of 345 days measured136 moderate daysMedian index 45, worst day 99main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Catano County, PR, 68 mi away
Drinking waterMayaguezserves 152,342 people from surface water1 health-based violation since 2021latest Sep 2022: surface water treatment, treatment technique30 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation101 ft31 m above sea levelSource: USGS 3D Elevation Program
Getting aroundTransit16 stops within a mileMunicipality of Mayaguez (MAM)Sources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 00681 ZIP area.
