Barceloneta weather in October

In October, Barceloneta sees average daytime highs of 29°C and overnight lows near 25°C, with 126 mm of rain across 20.8 wet days and about 11.6 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 30% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 18 min by month's end. Set against the rest of the year, October is Barceloneta's 9th-clearest and 12th-windiest month. For the whole year in context, see Barceloneta's year-round climate.

Daytime high
29°
5th warmest
Overnight low
25°
8th coldest
Rainfall
126 mm
20.8 wet days
Daylight
11 h 36 min
6:24 AM – 5:58 PM
Cloud cover
60%
9th clearest
Wind
11 km/h
12th windiest
Solar energy
5.21 kWh/m²
Travel score
4.0
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical October day in Barceloneta reaches about 29°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, October runs on par with September and about 1°C warmer than November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13025
23025
33025
43025
53025
63025
73025
83025
93025
103025
113025
123025
133025
143025
152925
162925
172925
182925
192925
202925
212925
222924
232924
242924
252924
262924
272924
282924
292924
302924
312924

How October really feels in Barceloneta

Once humidity and wind are folded in, October averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Barceloneta weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°378.7117.0
Feb27° / 22°317.511.47.1
Mar28° / 22°539.511.96.7
Apr28° / 23°941312.45.7
May29° / 24°14117.412.94.6
Jun30° / 25°7713.413.14.5
Jul30° / 25°7214.7134.4
Aug30° / 25°9018.412.64.0
Sep30° / 25°14021.912.13.6
Oct29° / 25°12620.811.64.0
Nov28° / 24°10617.311.15.1
Dec27° / 23°4310.510.96.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 22% of October, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44555
54555
64555
74555
84654
94753
104753
114852
124852
134753
144951
154951
165149
175149
185347
195446
205545
215644
225743
235842
245941
255941
265941
275941
286040
296040
306040
316040

Chance of precipitation in October

Any precipitation

Barceloneta gets around 126 mm of rain over 20.8 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 68% and peaks near 71% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
171
271
371
471
571
671
771
870
970
1070
1170
1270
1370
1469
1569
1668
1767
1867
1966
2066
2165
2265
2365
2464
2564
2664
2764
2864
2964
3064
3164

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
106733
206832
306832
406931
507030
607030
707129
807228
907327
1007327
1107426
1207525
1307624
1407624
1507723
1607822
1707921
1808020
1908020
2008119
2108218
2208317
2308317
2408416
2508515
2608515
2718514
2818613
2918613
3018712
3118811

Wind in October

Winds average 11 km/h in October, the calmest month.

Across October, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3112calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over October. Sunrise moves from 6:20 AM to 6:30 AM, and sunset from 6:10 PM to 5:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:206:10
211.86:206:09
311.86:216:08
411.86:216:08
511.86:216:07
611.76:216:06
711.76:216:05
811.76:226:04
911.76:226:04
1011.76:226:03
1111.76:236:02
1211.66:236:01
1311.66:236:01
1411.66:236:00
1511.66:245:59
1611.66:245:58
1711.66:245:58
1811.56:255:57
1911.56:255:56
2011.56:255:56
2111.56:265:55
2211.56:265:54
2311.56:265:54
2411.46:275:53
2511.46:275:53
2611.46:285:52
2711.46:285:52
2811.46:285:51
2911.46:295:51
3011.36:295:50
3111.36:305:50

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.21 kWh/m².

For context, solar energy here swings from a low near 4.36 kWh/m² to a high of 6.55 kWh/m² in June across the year — October's 5.21 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for Barceloneta

In seasonPeak

In October, Barceloneta sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Barceloneta sits in the Atlantic hurricane belt; the season peaks August–October.

Barceloneta sees seasonal dust haze (July), heaviest in July.

Atlantic hurricane
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Barceloneta?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.0
Sightseeing
10th-best month of the year
5.3
Beach & pool
11th-best month of the year

October is a reasonable time to visit Barceloneta for sightseeing.

What to pack for Barceloneta in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Barceloneta sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Barceloneta in October

The nearest coast averages about 29°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in September at about 29°C and coldest in March near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb26Warm
Mar26Warm
Apr27Warm
May27Warm
Jun28Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Barceloneta in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barceloneta peaks around April 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 13UV 13Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar12Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Barceloneta in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Barceloneta is worst in July — around 24 µg/m³ PM2.5 (moderate), about 4.8× the cleanest month (January, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1324 µg/m³Jan 105 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb7Good
Mar7Good
Apr8Good
May14Moderate
Jun23Moderate
Jul24Moderate
Aug20Moderate
Sep15Moderate
Oct15Moderate
Nov7Good
Dec5Good
Location & terrain

Where is Barceloneta?

Barceloneta sits at 18.5°N, 66.5°W, 3 m above sea level, in Puerto Rico. The nearest listed city is Manatí, 6.0 km away.

AreciboCandelariaLevittownBayamónCatañoSan Juan

Topography around Barceloneta

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barceloneta.

Within 3 km, the terrain around Barceloneta has only modest variations in elevation — a maximum elevation change of 131 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 408 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,307 m.

The land around Barceloneta is covered by trees (40%) and grassland (38%) within 3 km, trees (44%) and water (37%) within 16 km, and water (50%) and trees (39%) within 80 km.

3 km
131 m
16 km
408 m
80 km
1,307 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Manatí 6.0 km · Vega Baja 16 km · Arecibo 19 km · Candelaria 35 km · Levittown 38 km · Bayamón 41 km · Cataño 44 km · San Juan 46 km

Puerto Rico travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 78% of US
price level, 2025
GDP per capita
$40,620
2025
Happiness
7.0 / 10
World Happiness, 2015
Safe drinking water
99%
of population, 2024
Homicide rate
14.6
per 100k, 2023
Income group
High
World Bank
Religion
Roman Catholic 56%Protestant 33%none 7%other 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Barceloneta (18.4505°, -66.5385°, elevation 3 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).