Aguilares weather in September

In September, Aguilares sees average daytime highs of 32°C and overnight lows near 22°C, with 158 mm of rain across 21.6 wet days and about 12.1 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 7% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Aguilares's 11th-clearest and 12th-windiest month. For the whole year in context, see Aguilares's year-round climate.

Daytime high
32°
10th warmest
Overnight low
22°
7th coldest
Rainfall
158 mm
21.6 wet days
Daylight
12 h 06 min
5:49 AM – 5:53 PM
Cloud cover
79%
11th clearest
Wind
4 km/h
12th windiest
Solar energy
4.85 kWh/m²
Travel score
2.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Aguilares reaches about 32°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°C. Set against its neighbours, September runs about 1°C cooler than August and about 1°C warmer than October.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13222
23222
33222
43222
53222
63222
73222
83222
93222
103222
113222
123222
133222
143222
153222
163222
173222
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122

How September really feels in Aguilares

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Aguilares weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 20°10.111.35.3
Feb33° / 20°00.111.54.4
Mar34° / 21°30.511.93.7
Apr35° / 23°133.312.33.1
May34° / 23°8814.812.62.8
Jun32° / 22°13119.812.83.0
Jul33° / 22°801412.73.1
Aug33° / 23°901712.52.8
Sep32° / 22°15821.612.12.9
Oct31° / 22°11815.511.73.9
Nov31° / 21°192.911.45.1
Dec32° / 20°30.611.25.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12377
22278
32179
42179
52179
62179
72179
82179
92080
102080
112080
122080
131981
141981
151882
161882
171882
181783
191783
201783
211684
221684
231684
241783
251783
261783
271783
281981
292080
302080

Chance of precipitation in September

Any precipitation

Aguilares gets around 158 mm of rain over 21.6 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 71% and peaks near 77% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
165
265
366
466
566
666
766
866
967
1067
1168
1268
1369
1469
1570
1671
1772
1873
1974
2075
2176
2276
2377
2477
2577
2676
2776
2875
2974
3073

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
177023
277023
367123
467123
567123
657223
757223
857124
957124
1047125
1147026
1246927
1346729
1446630
1536631
1636433
1736334
1836235
1926137
2026038
2126038
2225939
2325939
2425939
2525939
2625939
2725939
2835938
2936037
3036037

Wind in September

Winds average 4 km/h in September, the calmest month.

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

0246810151015202530
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
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 5:48 AM to 5:49 AM, and sunset from 6:05 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:486:05
212.35:486:04
312.25:486:03
412.25:486:02
512.25:486:02
612.25:486:01
712.25:496:00
812.25:496:00
912.25:495:59
1012.25:495:58
1112.15:495:57
1212.15:495:56
1312.15:495:56
1412.15:495:55
1512.15:495:54
1612.15:495:53
1712.15:495:53
1812.15:495:52
1912.05:495:51
2012.05:495:50
2112.05:495:50
2212.05:495:49
2312.05:495:48
2412.05:495:47
2512.05:495:46
2611.95:495:46
2711.95:495:45
2811.95:495:44
2911.95:495:43
3011.95:495:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.85 kWh/m².

For context, solar energy here swings from a low near 4.64 kWh/m² to a high of 6.18 kWh/m² in March across the year — September's 4.85 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
144.9Bright
154.9Bright
164.9Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.5Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Aguilares

In seasonPeak

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

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

Aguilares'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 September a good time to visit Aguilares?

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

2.9
Sightseeing
10th-best month of the year
4.6
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Aguilares.

What to pack for Aguilares in September

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

In September, Aguilares sees daytime highs around 32°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Aguilares in September

The nearest coast averages about 30°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 65 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 Aguilares in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Aguilares peaks around April 12 at about 14 (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 12UV 14Dec 13UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Aguilares in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Aguilares is worst in April — around 33 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2133 µg/m³Dec 1716 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar21Moderate
Apr33Moderate
May31Moderate
Jun21Moderate
Jul23Moderate
Aug20Moderate
Sep19Moderate
Oct18Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Aguilares?

Aguilares sits at 14.0°N, 89.2°W, 304 m above sea level, in El Salvador. The nearest listed city is Quezaltepeque, 17 km away.

QuezaltepequeApopaSuchitotoAyutuxtepequeCuscatancingoMejicanosDelgadoSoyapango

Topography around Aguilares

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

Within 3 km, the terrain around Aguilares has only modest variations in elevation — a maximum elevation change of 235 m around an average of 312 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,165 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,703 m.

The land around Aguilares is covered by grassland (36%), trees (32%) and cropland (23%) within 3 km, trees (42%) and grassland (37%) within 16 km, and trees (57%) and grassland (24%) within 80 km.

3 km
235 m
16 km
1,165 m
80 km
2,703 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Quezaltepeque 17 km · Apopa 17 km · Suchitoto 18 km · Ayutuxtepeque 25 km · Cuscatancingo 26 km · Mejicanos 26 km · Delgado 26 km · Soyapango 28 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 Aguilares (13.9572°, -89.1897°, elevation 304 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).