Asunción Mita weather in September

In September, Asunción Mita sees average daytime highs of 29°C and overnight lows near 20°C, with 124 mm of rain across 21.2 wet days and about 12.1 hours of daylight. It is the 7th-warmest and 1st-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 4% 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 Asunción Mita's 11th-clearest and 12th-windiest month. For the whole year in context, see Asunción Mita's year-round climate.

Daytime high
29°
7th warmest
Overnight low
20°
8th coldest
Rainfall
124 mm
21.2 wet days
Daylight
12 h 06 min
5:51 AM – 5:56 PM
Cloud cover
80%
11th clearest
Wind
5 km/h
12th windiest
Solar energy
5.02 kWh/m²
Travel score
3.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

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

A typical September day in Asunción Mita reaches about 29°C in the afternoon and slips back to 20°C overnight — a 10°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, September runs about 1°C cooler than August and about 1°C warmer than October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
53020
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292919
302919

How September really feels in Asunción Mita

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

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Asunción Mita weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 16°10.111.27.7
Feb30° / 17°10.111.56.9
Mar31° / 18°41.111.95.9
Apr32° / 19°184.212.34.8
May31° / 20°8914.812.74.0
Jun29° / 20°11519.912.83.8
Jul30° / 20°6012.612.84.4
Aug31° / 20°7015.712.54.0
Sep29° / 20°12421.212.13.7
Oct29° / 19°10814.711.75.0
Nov29° / 18°172.611.36.8
Dec28° / 17°30.611.27.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12278
22278
32080
42080
51981
61981
71981
81882
91882
101882
111783
121783
131783
141684
151684
161684
171684
181684
191684
201585
211585
221585
231585
241585
251585
261585
271585
281684
291684
301783

Chance of precipitation in September

Any precipitation

Asunción Mita gets around 124 mm of rain over 21.2 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 70% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
165
265
365
466
566
666
766
866
966
1066
1166
1267
1367
1468
1568
1669
1770
1871
1972
2073
2174
2274
2375
2475
2575
2675
2774
2874
2973
3072

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)
114653
214554
314455
414356
514257
614158
714059
813960
903862
1003763
1103565
1203466
1303268
1403169
1502971
1602773
1702674
1802476
1902377
2002278
2102179
2202080
2302080
2402080
2501981
2601981
2702080
2802080
2902179
3012277

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 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
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
912.25:516:01
1012.25:516:00
1112.15:515:59
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
2811.95:515:46
2911.95:515:46
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 5.02 kWh/m².

For context, solar energy here swings from a low near 4.75 kWh/m² to a high of 6.34 kWh/m² in March across the year — September's 5.02 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Hazard calendar for Asunción Mita

In seasonPeak

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

Asunción Mita'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 Asunción Mita?

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

3.7
Sightseeing
12th-best month of the year
4.9
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Asunción Mita.

What to pack for Asunción Mita in September

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

In September, Asunción Mita sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Asunción Mita 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 Asunción Mita 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
Mar14Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov9Very high
Dec9Very high

Air quality in Asunción Mita 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 Asunción Mita is worst in April — around 34 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (January, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2233 µg/m³Jan 1416 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar21Moderate
Apr34Moderate
May32Moderate
Jun23Moderate
Jul23Moderate
Aug21Moderate
Sep21Moderate
Oct21Moderate
Nov20Moderate
Dec17Moderate
Location & terrain

Where is Asunción Mita?

Asunción Mita sits at 14.3°N, 89.7°W, 475 m above sea level, in Guatemala. The nearest listed city is Jutiapa, 20 km away.

MetapánSan Luis JilotepequeChalchuapaJalpataguaSanta AnaJalapaEsquipulas

Topography around Asunción Mita

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

Within 3 km, the terrain around Asunción Mita has significant variations in elevation — a maximum elevation change of 285 m around an average of 502 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,592 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,703 m.

The land around Asunción Mita is covered by grassland (32%) and trees (29%) within 3 km, grassland (35%), trees (31%) and shrubs (25%) within 16 km, and trees (57%) and grassland (24%) within 80 km.

3 km
285 m
16 km
1,592 m
80 km
2,703 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Jutiapa 20 km · Metapán 28 km · San Luis Jilotepeque 35 km · Chalchuapa 39 km · Jalpatagua 39 km · Santa Ana 42 km · Jalapa 45 km · Esquipulas 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 Asunción Mita (14.3337°, -89.7109°, elevation 475 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).