San Vicente weather in October

In October, San Vicente sees average daytime highs of 30°C and overnight lows near 22°C, with 255 mm of rain across 23.6 wet days and about 11.7 hours of daylight. It is the 12th-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 oppressive.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 30 min by month's end. Set against the rest of the year, October is San Vicente's 8th-clearest and 10th-windiest month. For the whole year in context, see San Vicente's year-round climate.

Daytime high
30°
12th warmest
Overnight low
22°
6th coldest
Rainfall
255 mm
23.6 wet days
Daylight
11 h 42 min
5:49 AM – 5:31 PM
Cloud cover
72%
8th clearest
Wind
4 km/h
10th windiest
Solar energy
4.87 kWh/m²
Travel score
3.4
out of 10

San Vicente is city in El Salvador.

Density
155/km²
people per km²
Founded
1635

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 San Vicente reaches about 30°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, October runs on par with September and about 1°C cooler than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223021
233021
243021
253021
263021
273021
283021
293021
303021
313021

How October really feels in San Vicente

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.

San Vicente weather by month

How October compares with the rest of the year at a glance. October is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 20°30.711.34.7
Feb34° / 21°30.911.54.0
Mar34° / 21°133.811.93.5
Apr34° / 22°5912.112.33.1
May32° / 23°26125.412.62.6
Jun31° / 22°25825.512.82.8
Jul32° / 22°17320.312.73.0
Aug32° / 22°2282412.52.8
Sep30° / 22°29427.412.12.7
Oct30° / 22°25523.611.73.4
Nov31° / 21°518.911.44.6
Dec32° / 20°81.711.25.0

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 17% of October, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21981
31981
41981
52080
62179
72278
82278
92278
102377
112377
122377
132476
142476
152575
162674
172872
182971
193070
203268
213565
223565
233862
244060
254258
264456
274555
284654
294852
305050
315149

Chance of precipitation in October

Any precipitation

San Vicente gets around 255 mm of rain over 23.6 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 76% and peaks near 90% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
290
389
488
588
687
786
885
985
1084
1183
1283
1382
1481
1580
1679
1778
1877
1975
2074
2172
2271
2369
2467
2565
2663
2761
2860
2958
3056
3154

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1001288
2001288
3001387
4001387
5001486
6001486
7011584
8011683
9011683
10011782
11011881
12011881
13011980
14012079
15022177
16022276
17022375
18032473
19032572
20042769
21152866
22152965
23163063
24173260
25173359
26183457
27183655
28193852
292103949
302104147
312114244

Wind in October

Winds average 4 km/h in October.

Across October, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over October. Sunrise moves from 5:48 AM to 5:53 AM, and sunset from 5:41 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:485:41
211.95:485:40
311.95:485:39
411.85:485:38
511.85:485:38
611.85:485:37
711.85:485:36
811.85:485:36
911.85:485:35
1011.85:495:34
1111.85:495:34
1211.75:495:33
1311.75:495:33
1411.75:495:32
1511.75:495:31
1611.75:495:31
1711.75:505:30
1811.75:505:30
1911.75:505:29
2011.65:505:29
2111.65:505:28
2211.65:515:28
2311.65:515:27
2411.65:515:27
2511.65:515:26
2611.65:525:26
2711.65:525:26
2811.55:525:25
2911.55:535:25
3011.55:535:24
3111.55:535:24

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.87 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.87 kWh/m² to a high of 6.36 kWh/m² in March across the year — October's 4.87 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.1Bright
315.1Bright
Planning a trip in October

Hazard calendar for San Vicente

In seasonPeak

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

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

San Vicente's rainy season runs May–October, when most of the year's rain falls.

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

Is October a good time to visit San Vicente?

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

3.4
Sightseeing
6th-best month of the year
4.7
Beach & pool
8th-best month of the year

October is a weaker month for outdoor sightseeing in San Vicente.

What to pack for San Vicente in October

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

In October, San Vicente sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near San Vicente 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 47 km away) is warmest in August at about 30°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr29Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in San Vicente in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Vicente peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 highApr 10UV 13Dec 13UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in San Vicente 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 San Vicente is worst in April — around 34 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (January, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2234 µg/m³Jan 1113 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb15Moderate
Mar22Moderate
Apr34Moderate
May32Moderate
Jun21Moderate
Jul25Moderate
Aug20Moderate
Sep18Moderate
Oct17Moderate
Nov16Moderate
Dec13Moderate
Location & terrain

Where is San Vicente?

San Vicente sits at 13.6°N, 88.8°W, 405 m above sea level, in El Salvador. The nearest listed city is Zacatecoluca, 17 km away.

ZacatecolucaCojutepequeSan MartínSensuntepequeIlopangoSantiago de MaríaSoyapangoSuchitoto

Topography around San Vicente

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

Within 3 km, the terrain around San Vicente has significant variations in elevation — a maximum elevation change of 461 m around an average of 464 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,150 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,483 m.

The land around San Vicente is covered by trees (40%) and grassland (36%) within 3 km, trees (55%) and grassland (35%) within 16 km, and trees (48%), grassland (22%) and water (22%) within 80 km.

3 km
461 m
16 km
2,150 m
80 km
2,483 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
October weather nearby: Zacatecoluca 17 km · Cojutepeque 18 km · San Martín 21 km · Sensuntepeque 31 km · Ilopango 36 km · Santiago de María 39 km · Soyapango 39 km · Suchitoto 42 km

El Salvador travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
115 V · 60 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$5,767
2025
Happiness
6.6 / 10
World Happiness, 2025
Homicide rate
7.9
per 100k, 2022
Road deaths
20.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 523
Religion
Roman Catholic 44%Protestant 40%none 16%

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 San Vicente (13.6411°, -88.7846°, elevation 405 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).