San Juan de los Morros weather in September

In September, San Juan de los Morros sees average daytime highs of 29°C and overnight lows near 20°C, with 145 mm of rain across 24.5 wet days and about 12.1 hours of daylight. It is the 9th-warmest and 5th-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 7% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 h 12 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 Juan de los Morros's 9th-clearest and 12th-windiest month. For the whole year in context, see San Juan de los Morros's year-round climate.

Daytime high
29°
9th warmest
Overnight low
20°
6th coldest
Rainfall
145 mm
24.5 wet days
Daylight
12 h 06 min
5:52 AM – 5:55 PM
Cloud cover
78%
9th clearest
Wind
5 km/h
12th windiest
Solar energy
5.33 kWh/m²
Travel score
3.6
out of 10

San Juan de los Morros is city in Venezuela.

Density
651/km²
people per km²
Founded
1780

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

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 San Juan de los Morros reaches about 29°C in the afternoon and slips back to 20°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 31°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272920
282920
292920
302920

How September really feels in San Juan de los Morros

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.

San Juan de los Morros weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 20°113.311.55.8
Feb31° / 20°82.211.75.3
Mar32° / 21°264.811.94.4
Apr31° / 21°8313.512.23.7
May30° / 21°1552012.43.7
Jun29° / 21°15722.512.63.8
Jul28° / 20°1702612.53.8
Aug28° / 20°17627.212.33.7
Sep29° / 20°14524.512.13.6
Oct29° / 20°13322.811.83.6
Nov29° / 20°10518.811.54.1
Dec30° / 20°307.811.45.5

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 15% of September, with mostly cloudy or overcast conditions the remaining 79%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12377
22476
32476
42476
52476
62377
72377
82377
92278
102179
112179
122179
132080
142080
152080
162080
171981
181981
191981
201981
212080
222080
232080
242080
252080
262080
272179
282179
292080
302080

Chance of precipitation in September

Any precipitation

San Juan de los Morros gets around 145 mm of rain over 24.5 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 81% and peaks near 83% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
183
282
382
482
582
682
782
882
982
1083
1183
1283
1383
1483
1582
1682
1782
1882
1982
2081
2181
2281
2380
2479
2579
2678
2777
2876
2976
3076

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
107921
208020
308020
408020
508119
608119
708119
808020
908020
1007921
1107822
1207822
1307723
1407624
1507525
1607525
1707426
1807426
1907426
2007426
2107426
2207525
2317425
2417524
2517623
2617722
2717821
2817920
2917920
3018019

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 12 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 18 minutes over September. Sunrise moves from 5:53 AM to 5:51 AM, and sunset from 6:05 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:536:05
212.25:536:04
312.25:536:04
412.25:536:03
512.25:536:02
612.15:536:02
712.15:536:01
812.15:536:01
912.15:536:00
1012.15:535:59
1112.15:535:59
1212.15:525:58
1312.15:525:57
1412.15:525:57
1512.15:525:56
1612.15:525:55
1712.05:525:55
1812.05:525:54
1912.05:525:53
2012.05:525:53
2112.05:525:52
2212.05:525:51
2312.05:525:51
2412.05:515:50
2512.05:515:50
2612.05:515:49
2712.05:515:48
2811.95:515:48
2911.95:515:47
3011.95:515:46

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.76 kWh/m² to a high of 5.87 kWh/m² in March across the year — September's 5.33 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for San Juan de los Morros

In seasonPeak

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

San Juan de los Morros's rainy season runs April–November, 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 Juan de los Morros?

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

3.6
Sightseeing
11th-best month of the year
4.5
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in San Juan de los Morros.

What to pack for San Juan de los Morros in September

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

In September, San Juan de los Morros sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

UV index in San Juan de los Morros 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 Juan de los Morros peaks around March 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 18UV 14Dec 11UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec10Very high

Air quality in San Juan de los Morros 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 Juan de los Morros is worst in June — around 30 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1030 µg/m³Dec 1915 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar21Moderate
Apr29Moderate
May30Moderate
Jun30Moderate
Jul26Moderate
Aug23Moderate
Sep21Moderate
Oct20Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is San Juan de los Morros?

San Juan de los Morros sits at 9.9°N, 67.4°W, 512 m above sea level, in Venezuela. The nearest listed city is Villa de Cura, 20 km away.

Topography around San Juan de los Morros

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Juan de los Morros.

Within 3 km, the terrain around San Juan de los Morros has significant variations in elevation — a maximum elevation change of 383 m around an average of 473 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,428 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,417 m.

The land around San Juan de los Morros is covered by artificial surfaces (34%), trees (25%) and shrubs (21%) within 3 km, shrubs (42%), trees (33%) and grassland (23%) within 16 km, and trees (50%) and grassland (23%) within 80 km.

3 km
383 m
16 km
1,428 m
80 km
2,417 m
treesshrubsgrasslandcroplandartificial surfaceswater
September weather nearby: Villa de Cura 20 km · Cagua 33 km · San Mateo 34 km · La Victoria 35 km · Palo Negro 36 km · Turmero 38 km · Las Tejerías 43 km · Maracay 46 km

Venezuela travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 0% of US
price level, 2011
GDP per capita
$3,495
2025
Happiness
5.8 / 10
World Happiness, 2025
Homicide rate
12.6
per 100k, 2022
Road deaths
39
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 520
Religion
Roman Catholic 48%Protestant 32%none 14%believer 4%

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 Juan de los Morros (9.9125°, -67.354°, elevation 512 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).