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Weather in Guayama - 14-day forecast

Detailed weather forecast for Guayama, Puerto Rico: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Guayama
today🌧️ 29°💧 5.8 mm
Thu🌧️ 29°💧 0.2 mm
Fri🌧️ 30°💧 0.1 mm
Sat🌧️ 29°💧 0.1 mm
Sun🌧️ 29°💧 0.2 mm
Mon🌧️ 30°💧 0.5 mm
Tue🌧️ 30°💧 1.7 mm
Wed🌧️ 30°💧 0.2 mm

14-day forecast - Guayama

WEATHER FORECAST · 15 DAYSGuayamaPuerto Rico · 15-day forecast29°🌧️Todaynight 24° · wind 7 m/s · humidity 72%🌅 05:55 🌇 19:04 · daylight 13 h 09 min29°24°29°27°30°25°29°24°29°24°30°25°30°25°30°25°30°25°29°25°30°25°30°25°30°25°30°25°30°26°RAIN (MM)5.80.20.10.10.20.51.70.21.62.90.80.50.95.31.4Wed8.07Thu9.07Fri10.07Sat11.07Sun12.07Mon13.07Tue14.07Wed15.07Thu16.07Fri17.07Sat18.07Sun19.07Mon20.07Tue21.07Wed22.07AVERAGE30°MAX.30° (19.07)MIN.29° (8.07)TOTAL RAIN22 mmSUNNY DAYS0world-prices.com · updated 2026-07-08

Day-by-day forecast for Guayama

Wednesday8 July 2026
🌧️29°light rain
sunrise 05:55 · sunset 19:04 · night 24° · evening 26° · rain 5.77 mm · humidity 72% · wind 7 m/s · clouds 47%
Thursday9 July 2026
🌧️29°light rain
sunrise 05:55 · sunset 19:04 · night 27° · evening 28° · rain 0.22 mm · humidity 63% · wind 8 m/s · clouds 24%
Friday10 July 2026
🌧️30°light rain
sunrise 05:55 · sunset 19:04 · night 25° · evening 28° · rain 0.1 mm · humidity 61% · wind 8 m/s · clouds 40%
Saturday11 July 2026
🌧️29°light rain
sunrise 05:56 · sunset 19:04 · night 24° · evening 29° · rain 0.11 mm · humidity 61% · wind 7 m/s · clouds 90%
Sunday12 July 2026
🌧️29°light rain
sunrise 05:56 · sunset 19:04 · night 24° · evening 29° · rain 0.15 mm · humidity 61% · wind 7 m/s · clouds 25%
Monday13 July 2026
🌧️30°light rain
sunrise 05:56 · sunset 19:04 · night 25° · evening 29° · rain 0.51 mm · humidity 58% · wind 7 m/s · clouds 34%
Tuesday14 July 2026
🌧️30°light rain
sunrise 05:57 · sunset 19:04 · night 25° · evening 29° · rain 1.71 mm · humidity 61% · wind 7 m/s · clouds 76%
Wednesday15 July 2026
🌧️30°light rain
sunrise 05:57 · sunset 19:04 · night 25° · evening 29° · rain 0.15 mm · humidity 59% · wind 8 m/s · clouds 27%
Thursday16 July 2026
🌧️30°light rain
sunrise 05:57 · sunset 19:03 · night 25° · evening 28° · rain 1.59 mm · humidity 58% · wind 7 m/s · clouds 15%
Friday17 July 2026
🌧️29°light rain
sunrise 05:58 · sunset 19:03 · night 25° · evening 29° · rain 2.85 mm · humidity 67% · wind 6 m/s · clouds 82%
Saturday18 July 2026
🌧️30°light rain
sunrise 05:58 · sunset 19:03 · night 25° · evening 29° · rain 0.81 mm · humidity 59% · wind 7 m/s · clouds 20%
Sunday19 July 2026
🌧️30°light rain
sunrise 05:58 · sunset 19:03 · night 25° · evening 29° · rain 0.45 mm · humidity 55% · wind 7 m/s · clouds 73%
Monday20 July 2026
🌧️30°light rain
sunrise 05:59 · sunset 19:03 · night 25° · evening 28° · rain 0.93 mm · humidity 65% · wind 6 m/s · clouds 69%
Tuesday21 July 2026
🌧️30°light rain
sunrise 05:59 · sunset 19:02 · night 25° · evening 27° · rain 5.31 mm · humidity 62% · wind 6 m/s · clouds 55%
Wednesday22 July 2026
🌧️30°light rain
sunrise 05:59 · sunset 19:02 · night 26° · evening 28° · rain 1.38 mm · humidity 63% · wind 6 m/s · clouds 37%

☀️ UV index in Guayama - is it safe to sunbathe?

☀️ UV INDEX · 16-DAY FORECASTGuayama03681111+8.8UV VERY HIGHtoday, daily maxSPF 50, long sleeves and shade between 10:00 and16:00.⏱ Unprotected fair skin may burn in about 25 min9Wed8.079Thu9.079Fri10.079Sat11.079Sun12.079Mon13.079Tue14.079Wed15.079Thu16.079Fri17.079Sat18.079Sun19.079Mon20.079Tue21.079Wed22.079Thu23.070-2 low3-5 moderate6-7 high8-10 very high11+ extremeworld-prices.com · 2026-07-08
Today the UV index in Guayama is 9 (very high) - unprotected fair skin can burn in about 25 minutes. SPF 50, long sleeves and shade between 10:00 and 16:00.

🌊 Sea temperature - Guayama

Water today
29°C
Week avg
29°C
Waves today
1.2 m
How's the water?
very warm
16-day sea temperature forecast:
8.07 29°C9.07 29°C10.07 29°C11.07 29°C12.07 29°C13.07 29°C14.07 29°C15.07 29°C16.07 29°C
Average sea temperature through the year:
Jan 27°CFeb 27°CMar 27°CApr 28°CMay 29°CJun 29°CJul 29°CAug 30°CSep 31°COct 31°CNov 29°CDec 28°C
Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Guayama

CityPM2.5 (µg/m³)PM10 (µg/m³)Air quality
Carolina9.221.2very good
San Juan9.221.2very good
Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-07, 21:00).

🎉 Public holidays in Guayama - when are the long weekends?

Next long weekend in Guayama: Birthday of Don Luis Muñoz Rivera (20 July, Monday) - Saturday–Monday (3 days off).
20 JulyMonday
Birthday of Don Luis Muñoz Rivera
🎈 long weekend
25 JulySaturday
Puerto Rico Constitution Day
falls on a weekend
27 JulyMonday
Birthday of Dr. José Celso Barbosa
🎈 long weekend
7 SeptemberMonday
Labour Day
🎈 long weekend
12 OctoberMonday
Columbus Day
🎈 long weekend
11 NovemberWednesday
Veterans Day
19 NovemberThursday
Discovery of Puerto Rico
🎈 long weekend + bridge day
26 NovemberThursday
Thanksgiving Day
🎈 long weekend + bridge day
24 DecemberThursday
Christmas Eve
🎈 long weekend + bridge day
25 DecemberFriday
Christmas Day
🎈 long weekend
1 JanuaryFriday 2027
New Year's Day
🎈 long weekend
6 JanuaryWednesday 2027
Three Kings Day / Epiphany
Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

CaguasHumacaoCarolinaPonce

FAQ - Guayama weather

What is the weather like in Guayama today?
Today it is about 29° during the day and 24° at night, light rain.
How far ahead can I check the forecast for Guayama?
This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.