Guasdualito weather in September

In September, Guasdualito sees average daytime highs of 31°C and overnight lows near 23°C, with 282 mm of rain across 27.1 wet days and about 12 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 3% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Guasdualito's 7th-clearest and 12th-windiest month. For the whole year in context, see Guasdualito's year-round climate.

Daytime high: 31°; 8th warmest
Overnight low: 23°; 5th coldest
Rainfall: 282 mm; 27.1 wet days
Daylight: 12 hours; 6:06 AM – 6:08 PM
Cloud cover: 83%; 7th clearest
Wind: 4 km/h; 12th windiest
Solar energy: 4.93 kWh/m²
Travel score: 2.7; out of 10

Guasdualito is city in Apure state.

Founded: 1770

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

← August Guasdualito year-round climate October →Best places to visit in September

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical September day in Guasdualito reaches about 31°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	31	31	31	31	31	31	31	31	31	31	31	31	31
Avg low (°C)	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23

	Avg high (°C)	Avg low (°C)
1	30	23
2	30	23
3	30	23
4	30	23
5	30	23
6	30	23
7	30	23
8	30	23
9	30	23
10	30	23
11	30	23
12	30	23
13	30	23
14	30	23
15	30	23
16	30	23
17	30	23
18	31	23
19	31	23
20	31	23
21	31	23
22	31	23
23	31	23
24	31	23
25	31	23
26	31	23
27	31	23
28	31	23
29	31	23
30	31	23

How September really feels in Guasdualito

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

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

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

Guasdualito weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	33° / 23°	18	3.4	11.6	4.1
Feb	34° / 24°	22	3.6	11.8	3.4
Mar	34° / 25°	58	7.7	12	3.0
Apr	32° / 24°	200	20	12.2	2.8
May	30° / 24°	360	26.7	12.3	2.8
Jun	29° / 23°	407	27.8	12.4	2.9
Jul	29° / 23°	384	28.2	12.4	3.0
Aug	30° / 23°	336	28.2	12.2	2.9
Sep	31° / 23°	282	27.1	12	2.7
Oct	31° / 23°	248	27.6	11.8	2.6
Nov	31° / 23°	170	21.5	11.7	3.1
Dec	32° / 23°	61	10.4	11.6	4.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 86%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	16	17	17	17	17	17	17	17	16	15	15	14	14	14	13	13	12	12	12	12	12	12	12	12	12	12	12	12	12	12
Cloudier (%)	84	83	83	83	83	83	83	83	84	85	85	86	86	86	87	87	88	88	88	88	88	88	88	88	88	88	88	88	88	88

	Clearer (%)	Cloudier (%)
1	16	84
2	17	83
3	17	83
4	17	83
5	17	83
6	17	83
7	17	83
8	17	83
9	16	84
10	15	85
11	15	85
12	14	86
13	14	86
14	14	86
15	13	87
16	13	87
17	12	88
18	12	88
19	12	88
20	12	88
21	12	88
22	12	88
23	12	88
24	12	88
25	12	88
26	12	88
27	12	88
28	12	88
29	12	88
30	12	88

Chance of precipitation in September

Any precipitation

Guasdualito gets around 282 mm of rain over 27.1 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 90% and peaks near 91% on the wettest days.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	90	90	89	89	89	89	90	90	90	90	91	91	91	91	91	91	91	91	91	91	91	91	91	90	90	90	90	90	90	90

	Rain chance (%)
1	90
2	90
3	89
4	89
5	89
6	89
7	90
8	90
9	90
10	90
11	91
12	91
13	91
14	91
15	91
16	91
17	91
18	91
19	91
20	91
21	91
22	91
23	91
24	90
25	90
26	90
27	90
28	90
29	90
30	90

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Oppressive (%)	79	79	79	79	79	79	79	79	78	78	77	76	75	74	73	72	72	71	70	69	68	68	67	66	66	66	66	66	67	67
Miserable (%)	21	21	21	21	21	21	21	21	22	22	23	24	25	26	27	28	28	29	30	31	32	32	33	34	34	34	34	34	33	33

	Oppressive (%)	Miserable (%)
1	79	21
2	79	21
3	79	21
4	79	21
5	79	21
6	79	21
7	79	21
8	79	21
9	78	22
10	78	22
11	77	23
12	76	24
13	75	25
14	74	26
15	73	27
16	72	28
17	72	28
18	71	29
19	70	30
20	69	31
21	68	32
22	68	32
23	67	33
24	66	34
25	66	34
26	66	34
27	66	34
28	66	34
29	67	33
30	67	33

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.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	4	calm
2	4	calm
3	4	calm
4	4	calm
5	4	calm
6	4	calm
7	4	calm
8	4	calm
9	4	calm
10	4	calm
11	4	calm
12	4	calm
13	4	calm
14	4	calm
15	4	calm
16	4	calm
17	4	calm
18	4	calm
19	4	calm
20	4	calm
21	4	calm
22	4	calm
23	4	calm
24	4	calm
25	4	calm
26	4	calm
27	4	calm
28	4	calm
29	4	calm
30	4	calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 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 12 minutes over September. Sunrise moves from 6:08 AM to 6:04 AM, and sunset from 6:17 PM to 6:01 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	11.9
Sunrise (AM)	6:08	6:08	6:08	6:08	6:08	6:08	6:08	6:07	6:07	6:07	6:07	6:07	6:07	6:06	6:06	6:06	6:06	6:06	6:06	6:05	6:05	6:05	6:05	6:05	6:05	6:04	6:04	6:04	6:04	6:04
Sunset (PM)	6:17	6:16	6:16	6:15	6:15	6:14	6:14	6:13	6:12	6:12	6:11	6:11	6:10	6:10	6:09	6:08	6:08	6:07	6:07	6:06	6:06	6:05	6:04	6:04	6:03	6:03	6:02	6:02	6:01	6:01

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.1	6:08	6:17
2	12.1	6:08	6:16
3	12.1	6:08	6:16
4	12.1	6:08	6:15
5	12.1	6:08	6:15
6	12.1	6:08	6:14
7	12.1	6:08	6:14
8	12.1	6:07	6:13
9	12.1	6:07	6:12
10	12.1	6:07	6:12
11	12.1	6:07	6:11
12	12.1	6:07	6:11
13	12.1	6:07	6:10
14	12.1	6:06	6:10
15	12.0	6:06	6:09
16	12.0	6:06	6:08
17	12.0	6:06	6:08
18	12.0	6:06	6:07
19	12.0	6:06	6:07
20	12.0	6:05	6:06
21	12.0	6:05	6:06
22	12.0	6:05	6:05
23	12.0	6:05	6:04
24	12.0	6:05	6:04
25	12.0	6:05	6:03
26	12.0	6:04	6:03
27	12.0	6:04	6:02
28	12.0	6:04	6:02
29	12.0	6:04	6:01
30	11.9	6:04	6:01

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.93 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 5.36 kWh/m² in February across the year — September's 4.93 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	4.8	4.8	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	4.9	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0	5.0
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	4.8	Bright
2	4.8	Bright
3	4.9	Bright
4	4.9	Bright
5	4.9	Bright
6	4.9	Bright
7	4.9	Bright
8	4.9	Bright
9	4.9	Bright
10	4.9	Bright
11	4.9	Bright
12	4.9	Bright
13	4.9	Bright
14	4.9	Bright
15	4.9	Bright
16	4.9	Bright
17	4.9	Bright
18	4.9	Bright
19	4.9	Bright
20	4.9	Bright
21	4.9	Bright
22	5.0	Bright
23	5.0	Bright
24	5.0	Bright
25	5.0	Bright
26	5.0	Bright
27	5.0	Bright
28	5.0	Bright
29	5.0	Bright
30	5.0	Bright

Planning a trip in September

Hazard calendar for Guasdualito

In seasonPeak

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

Guasdualito's rainy season runs April–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 Guasdualito?

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

2.7

Sightseeing

11th-best month of the year

3.8

Beach & pool

11th-best month of the year

September is a weaker month for outdoor sightseeing in Guasdualito.

What to pack for Guasdualito in September

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

In September, Guasdualito sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

UV index in Guasdualito 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 Guasdualito peaks around February 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 10 (very high).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	11	13	11	12	12	12	12	12	13	12	10	9
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high

	UV index (midday)	Level
Jan	11	Extreme
Feb	13	Extreme
Mar	11	Extreme
Apr	12	Extreme
May	12	Extreme
Jun	12	Extreme
Jul	12	Extreme
Aug	12	Extreme
Sep	13	Extreme
Oct	12	Extreme
Nov	10	Extreme
Dec	9	Very high

Air quality in Guasdualito 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 Guasdualito is worst in March — around 37 µg/m³ PM2.5 (poor), about 3.2× the cleanest month (January, 12 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	12	18	37	35	26	25	22	19	18	17	16	12
Level	Good	Moderate	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Good

	PM2.5 (µg/m³)	Level
Jan	12	Good
Feb	18	Moderate
Mar	37	Poor
Apr	35	Poor
May	26	Moderate
Jun	25	Moderate
Jul	22	Moderate
Aug	19	Moderate
Sep	18	Moderate
Oct	17	Moderate
Nov	16	Moderate
Dec	12	Good

Location & terrain

Where is Guasdualito?

Guasdualito sits at 7.2°N, 70.7°W, 130 m above sea level, in Venezuela. The nearest listed city is Arauca, 18 km away.

Topography around Guasdualito

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

Within 3 km, the terrain around Guasdualito has only modest variations in elevation — a maximum elevation change of 16 m around an average of 128 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 30 m; within 80 km, only modest variations in elevation — a maximum elevation change of 159 m.

The land around Guasdualito is covered by trees (42%) and grassland (39%) within 3 km, grassland (67%) and trees (30%) within 16 km, and grassland (76%) and trees (23%) within 80 km.

3 km

16 m

trees 42%

16 km

30 m

grassland 67%

80 km

159 m

grassland 76%

treesgrasslandartificial surfaceswaterwetland

← August Guasdualito year-round climate October →Best places to visit in September

September weather nearby: Arauca 18 km · Santa Bárbara 80 km · Socopó 110 km · Ciudad Bolivia 125 km · Elorza 138 km · Tame 141 km · Ejido 155 km · Merida 156 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

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 Guasdualito (7.2424°, -70.7323°, elevation 130 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).

	Avg high (°C)	Avg low (°C)
1	30	23
2	30	23
3	30	23
4	30	23
5	30	23
6	30	23
7	30	23
8	30	23
9	30	23
10	30	23
11	30	23
12	30	23
13	30	23
14	30	23
15	30	23
16	30	23
17	30	23
18	31	23
19	31	23
20	31	23
21	31	23
22	31	23
23	31	23
24	31	23
25	31	23
26	31	23
27	31	23
28	31	23
29	31	23
30	31	23

	Clearer (%)	Cloudier (%)
1	16	84
2	17	83
3	17	83
4	17	83
5	17	83
6	17	83
7	17	83
8	17	83
9	16	84
10	15	85
11	15	85
12	14	86
13	14	86
14	14	86
15	13	87
16	13	87
17	12	88
18	12	88
19	12	88
20	12	88
21	12	88
22	12	88
23	12	88
24	12	88
25	12	88
26	12	88
27	12	88
28	12	88
29	12	88
30	12	88

	Rain chance (%)
1	90
2	90
3	89
4	89
5	89
6	89
7	90
8	90
9	90
10	90
11	91
12	91
13	91
14	91
15	91
16	91
17	91
18	91
19	91
20	91
21	91
22	91
23	91
24	90
25	90
26	90
27	90
28	90
29	90
30	90

	Oppressive (%)	Miserable (%)
1	79	21
2	79	21
3	79	21
4	79	21
5	79	21
6	79	21
7	79	21
8	79	21
9	78	22
10	78	22
11	77	23
12	76	24
13	75	25
14	74	26
15	73	27
16	72	28
17	72	28
18	71	29
19	70	30
20	69	31
21	68	32
22	68	32
23	67	33
24	66	34
25	66	34
26	66	34
27	66	34
28	66	34
29	67	33
30	67	33

	Avg high (°C)	Avg low (°C)
1	30	23
2	30	23
3	30	23
4	30	23
5	30	23
6	30	23
7	30	23
8	30	23
9	30	23
10	30	23
11	30	23
12	30	23
13	30	23
14	30	23
15	30	23
16	30	23
17	30	23
18	31	23
19	31	23
20	31	23
21	31	23
22	31	23
23	31	23
24	31	23
25	31	23
26	31	23
27	31	23
28	31	23
29	31	23
30	31	23

	Clearer (%)	Cloudier (%)
1	16	84
2	17	83
3	17	83
4	17	83
5	17	83
6	17	83
7	17	83
8	17	83
9	16	84
10	15	85
11	15	85
12	14	86
13	14	86
14	14	86
15	13	87
16	13	87
17	12	88
18	12	88
19	12	88
20	12	88
21	12	88
22	12	88
23	12	88
24	12	88
25	12	88
26	12	88
27	12	88
28	12	88
29	12	88
30	12	88

	Rain chance (%)
1	90
2	90
3	89
4	89
5	89
6	89
7	90
8	90
9	90
10	90
11	91
12	91
13	91
14	91
15	91
16	91
17	91
18	91
19	91
20	91
21	91
22	91
23	91
24	90
25	90
26	90
27	90
28	90
29	90
30	90

	Oppressive (%)	Miserable (%)
1	79	21
2	79	21
3	79	21
4	79	21
5	79	21
6	79	21
7	79	21
8	79	21
9	78	22
10	78	22
11	77	23
12	76	24
13	75	25
14	74	26
15	73	27
16	72	28
17	72	28
18	71	29
19	70	30
20	69	31
21	68	32
22	68	32
23	67	33
24	66	34
25	66	34
26	66	34
27	66	34
28	66	34
29	67	33
30	67	33

	Avg high (°C)	Avg low (°C)
1	30	23
2	30	23
3	30	23
4	30	23
5	30	23
6	30	23
7	30	23
8	30	23
9	30	23
10	30	23
11	30	23
12	30	23
13	30	23
14	30	23
15	30	23
16	30	23
17	30	23
18	31	23
19	31	23
20	31	23
21	31	23
22	31	23
23	31	23
24	31	23
25	31	23
26	31	23
27	31	23
28	31	23
29	31	23
30	31	23

	Clearer (%)	Cloudier (%)
1	16	84
2	17	83
3	17	83
4	17	83
5	17	83
6	17	83
7	17	83
8	17	83
9	16	84
10	15	85
11	15	85
12	14	86
13	14	86
14	14	86
15	13	87
16	13	87
17	12	88
18	12	88
19	12	88
20	12	88
21	12	88
22	12	88
23	12	88
24	12	88
25	12	88
26	12	88
27	12	88
28	12	88
29	12	88
30	12	88

	Rain chance (%)
1	90
2	90
3	89
4	89
5	89
6	89
7	90
8	90
9	90
10	90
11	91
12	91
13	91
14	91
15	91
16	91
17	91
18	91
19	91
20	91
21	91
22	91
23	91
24	90
25	90
26	90
27	90
28	90
29	90
30	90

	Oppressive (%)	Miserable (%)
1	79	21
2	79	21
3	79	21
4	79	21
5	79	21
6	79	21
7	79	21
8	79	21
9	78	22
10	78	22
11	77	23
12	76	24
13	75	25
14	74	26
15	73	27
16	72	28
17	72	28
18	71	29
19	70	30
20	69	31
21	68	32
22	68	32
23	67	33
24	66	34
25	66	34
26	66	34
27	66	34
28	66	34
29	67	33
30	67	33