Rio Claro weather in October

In October, Rio Claro sees average daytime highs of 30°C and overnight lows near 25°C, with 181 mm of rain across 24.7 wet days and about 11.8 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 13% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 36 min by month's end. Set against the rest of the year, October is Rio Claro's 11th-clearest and 10th-windiest month. For the whole year in context, see Rio Claro's year-round climate.

Daytime high
30°
4th warmest
Overnight low
25°
11th coldest
Rainfall
181 mm
24.7 wet days
Daylight
11 h 48 min
5:57 AM – 5:43 PM
Cloud cover
73%
11th clearest
Wind
10 km/h
10th windiest
Solar energy
5.16 kWh/m²
Travel score
3.2
out of 10

Rio Claro is town in Trinidad and Tobago.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical October day in Rio Claro reaches about 30°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, October runs on par with September and on par with 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
153025
163025
173025
183024
193024
203024
213024
223024
233024
243024
253024
263024
273024
283024
293024
303024
313024

How October really feels in Rio Claro

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.

Rio Claro weather by month

How October compares with the rest of the year at a glance. October is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°5414.211.55.2
Feb29° / 23°3110.611.75.3
Mar30° / 23°3410.311.95.1
Apr30° / 24°4711.512.24.5
May30° / 25°8817.312.54.0
Jun30° / 24°18023.712.63.4
Jul29° / 24°18927.412.53.2
Aug30° / 24°20327.312.33.0
Sep30° / 25°15724.112.13.2
Oct30° / 25°18124.711.83.2
Nov29° / 24°19525.611.53.3
Dec29° / 24°1122011.44.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22971
32872
42872
52773
62773
72773
82674
92773
102872
112872
122872
133070
143070
153070
163070
173169
183169
193169
203169
213070
222971
232971
242872
252971
262872
272872
282872
292872
302773
312773

Chance of precipitation in October

Any precipitation

Rio Claro gets around 181 mm of rain over 24.7 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 80% and peaks near 84% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
179
279
380
480
580
680
780
880
980
1080
1180
1279
1379
1479
1578
1678
1778
1878
1978
2078
2178
2278
2379
2479
2580
2681
2781
2882
2983
3084
3184

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12674
22674
32773
42773
52773
62773
72773
82773
92773
102773
112773
122773
132773
142773
152773
162773
172773
182773
192773
202773
212773
222773
232773
242773
252773
262773
272872
282872
292971
302971
313070

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over October. Sunrise moves from 5:56 AM to 5:59 AM, and sunset from 5:51 PM to 5:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:565:51
211.95:565:50
311.95:565:50
411.95:565:49
511.95:565:49
611.95:565:48
711.95:565:47
811.85:565:47
911.85:565:46
1011.85:565:46
1111.85:565:45
1211.85:565:45
1311.85:565:44
1411.85:575:44
1511.85:575:43
1611.85:575:43
1711.85:575:42
1811.75:575:42
1911.75:575:41
2011.75:575:41
2111.75:575:41
2211.75:575:40
2311.75:585:40
2411.75:585:39
2511.75:585:39
2611.75:585:39
2711.75:585:38
2811.75:585:38
2911.75:595:38
3011.65:595:38
3111.65:595:37

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.16 kWh/m².

For context, solar energy here swings from a low near 4.65 kWh/m² to a high of 6.14 kWh/m² in April across the year — October's 5.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for Rio Claro

In seasonPeak

In October, Rio Claro sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Rio Claro's rainy season runs June–December, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Rio Claro?

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

3.2
Sightseeing
9th-best month of the year
4.5
Beach & pool
8th-best month of the year

October is a weaker month for outdoor sightseeing in Rio Claro.

What to pack for Rio Claro in October

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

In October, Rio Claro sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Rio Claro 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 February near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Rio Claro in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rio Claro peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 21UV 14Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Rio Claro 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 Rio Claro is worst in June — around 31 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1530 µg/m³Nov 2314 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar19Moderate
Apr23Moderate
May26Moderate
Jun31Moderate
Jul24Moderate
Aug18Moderate
Sep15Moderate
Oct17Moderate
Nov14Moderate
Dec15Moderate
Location & terrain

Where is Rio Claro?

Rio Claro sits at 10.3°N, 61.2°W, 45 m above sea level, in Trinidad and Tobago. The nearest listed city is Marabella, 30 km away.

MarabellaMon ReposSangre GrandeSan FernandoChaguanasArimaParadiseTunapuna

Topography around Rio Claro

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

Within 3 km, the terrain around Rio Claro has only modest variations in elevation — a maximum elevation change of 55 m around an average of 43 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 218 m; within 80 km, large variations in elevation — a maximum elevation change of 931 m.

The land around Rio Claro is covered by trees (88%) within 3 km, trees (94%) within 16 km, and water (69%) and trees (22%) within 80 km.

3 km
55 m
16 km
218 m
80 km
931 m
treesgrasslandartificial surfaceswaterwetlandmangroves
October weather nearby: Marabella 30 km · Mon Repos 30 km · Sangre Grande 32 km · San Fernando 32 km · Chaguanas 35 km · Arima 39 km · Paradise 44 km · Tunapuna 45 km

Trinidad and Tobago travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
115 / 230 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$18,967
2025
Happiness
5.9 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
40.4
per 100k, 2022
Road deaths
9.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 32%Roman Catholic 22%Hindu 18%other 8%

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 Rio Claro (10.3059°, -61.1756°, elevation 45 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. 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).