San Luis Jilotepeque weather in September

In September, San Luis Jilotepeque sees average daytime highs of 28°C and overnight lows near 18°C, with 152 mm of rain across 21.9 wet days and about 12.1 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 5% 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 San Luis Jilotepeque's 11th-clearest and 12th-windiest month. For the whole year in context, see San Luis Jilotepeque's year-round climate.

Daytime high
28°
6th warmest
Overnight low
18°
10th coldest
Rainfall
152 mm
21.9 wet days
Daylight
12 h 06 min
5:51 AM – 5:56 PM
Cloud cover
79%
11th clearest
Wind
5 km/h
12th windiest
Solar energy
5.07 kWh/m²
Travel score
4.3
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical September day in San Luis Jilotepeque reaches about 28°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12818
22818
32818
42818
52818
62818
72818
82818
92818
102818
112818
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232718
242718
252718
262718
272718
282718
292718
302718

San Luis Jilotepeque weather by month

How September compares with the rest of the year at a glance. September is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 15°51.311.28.4
Feb27° / 15°31.111.58.3
Mar28° / 16°92.411.97.3
Apr30° / 18°265.212.35.7
May29° / 19°10114.912.74.5
Jun28° / 19°16221.812.84.2
Jul27° / 18°7714.912.85.5
Aug28° / 18°8716.212.55.1
Sep28° / 18°15221.912.14.3
Oct26° / 18°11215.411.75.6
Nov25° / 16°274.711.37.5
Dec25° / 15°8211.18.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12377
22377
32278
42278
52278
62278
72278
82278
92179
102179
112179
122179
132080
142080
152080
162080
171981
181981
191882
201882
211783
221783
231783
241585
251585
261684
271684
281684
291684
301684

Chance of precipitation in September

Any precipitation

San Luis Jilotepeque gets around 152 mm of rain over 21.9 wet days in September. 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 (%)
166
267
367
468
568
668
768
868
968
1068
1168
1268
1369
1469
1570
1670
1771
1872
1973
2074
2175
2276
2376
2477
2577
2677
2776
2876
2975
3074

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 55% of days. Sticky, muggy-or-worse air turns up on roughly 55% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
105743
205644
305545
405446
505347
605248
705149
805050
904951
1004852
1104753
1204654
1304555
1404456
1504357
1604258
1704159
1804060
1904060
2003961
2103961
2203862
2303862
2403862
2503862
2603862
2703862
2803862
2903961
3013960

Wind in September

Winds average 5 km/h in September, the calmest month.

Across September, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:50 AM to 5:52 AM, and sunset from 6:07 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:506:07
212.35:506:06
312.35:506:06
412.25:506:05
512.25:506:04
612.25:506:03
712.25:506:03
812.25:506:02
912.25:506:01
1012.25:516:00
1112.25:516:00
1212.15:515:59
1312.15:515:58
1412.15:515:57
1512.15:515:56
1612.15:515:56
1712.15:515:55
1812.15:515:54
1912.05:515:53
2012.05:515:52
2112.05:515:52
2212.05:515:51
2312.05:515:50
2412.05:515:49
2512.05:515:49
2611.95:515:48
2711.95:515:47
2811.95:525:46
2911.95:525:45
3011.95:525:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.07 kWh/m².

For context, solar energy here swings from a low near 4.31 kWh/m² to a high of 6.2 kWh/m² in April across the year — September's 5.07 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.2Bright
135.2Bright
145.2Bright
155.1Bright
165.1Bright
175.1Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.9Bright
234.8Bright
244.8Bright
254.8Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
Planning a trip in September

Hazard calendar for San Luis Jilotepeque

In seasonPeak

In September, San Luis Jilotepeque sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

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

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

Is September a good time to visit San Luis Jilotepeque?

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

4.3
Sightseeing
11th-best month of the year
4.8
Beach & pool
11th-best month of the year

September is a reasonable time to visit San Luis Jilotepeque for sightseeing.

What to pack for San Luis Jilotepeque in September

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

In September, San Luis Jilotepeque sees daytime highs around 28°C and nights near 18°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

UV index in San Luis Jilotepeque in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (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 Luis Jilotepeque peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 15UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in San Luis Jilotepeque 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 San Luis Jilotepeque is worst in April — around 55 µg/m³ PM2.5 (unhealthy), about 3.0× the cleanest month (November, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1853 µg/m³Nov 2318 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb20Moderate
Mar25Moderate
Apr55Unhealthy
May39Poor
Jun24Moderate
Jul23Moderate
Aug21Moderate
Sep21Moderate
Oct20Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is San Luis Jilotepeque?

San Luis Jilotepeque sits at 14.6°N, 89.7°W, 780 m above sea level, in Guatemala. The nearest listed city is Chiquimula, 26 km away.

ChiquimulaJalapaAsunción MitaEsquipulasZacapaGuastatoyaJutiapaMetapán

Topography around San Luis Jilotepeque

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

Within 3 km, the terrain around San Luis Jilotepeque has large variations in elevation — a maximum elevation change of 723 m around an average of 836 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,386 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,986 m.

The land around San Luis Jilotepeque is covered by shrubs (42%), grassland (30%) and trees (21%) within 3 km, trees (36%), shrubs (30%) and grassland (29%) within 16 km, and trees (62%) and grassland (20%) within 80 km.

3 km
723 m
16 km
1,386 m
80 km
2,986 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Chiquimula 26 km · Jalapa 29 km · Asunción Mita 35 km · Esquipulas 41 km · Zacapa 42 km · Guastatoya 44 km · Jutiapa 44 km · Metapán 46 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 11%

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 Luis Jilotepeque (14.6472°, -89.7246°, elevation 780 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. 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).