Dessalines weather in September

In September, Dessalines sees average daytime highs of 31°C and overnight lows near 23°C, with 158 mm of rain across 22.4 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 2nd-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 18% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Dessalines's 12th-clearest and 11th-windiest month. For the whole year in context, see Dessalines's year-round climate.

Daytime high
31°
4th warmest
Overnight low
23°
9th coldest
Rainfall
158 mm
22.4 wet days
Daylight
12 h 06 min
5:41 AM – 5:48 PM
Cloud cover
66%
12th clearest
Wind
5 km/h
11th windiest
Solar energy
6.05 kWh/m²
Travel score
3.1
out of 10

Dessalines is human settlement in Haiti.

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 31°C through the month.

A typical September day in Dessalines reaches about 31°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, September runs about 1°C cooler than August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233122
243122
253122
263122
273122
283122
293122
303122

How September really feels in Dessalines

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.

Dessalines weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 19°102.5116.5
Feb30° / 19°112.511.36.1
Mar30° / 20°245.711.95.5
Apr31° / 21°6611.612.44.6
May31° / 22°17620.412.93.6
Jun32° / 23°13719.813.13.2
Jul32° / 23°10417.6133.2
Aug32° / 23°12120.212.73.0
Sep31° / 23°15822.412.13.1
Oct30° / 22°13719.411.63.8
Nov30° / 21°568.911.15.4
Dec30° / 19°122.910.96.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 25% of September, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24555
34555
44555
54555
64555
74555
84555
94555
104456
114456
124456
134456
144357
154456
164456
174456
184357
194357
204357
214357
224258
234258
244159
254159
264258
274159
284258
294258
304258

Chance of precipitation in September

Any precipitation

Dessalines gets around 158 mm of rain over 22.4 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 74% and peaks near 76% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
173
273
373
473
573
673
773
873
973
1073
1173
1274
1374
1474
1574
1674
1775
1875
1975
2076
2176
2276
2376
2476
2576
2676
2775
2875
2974
3073

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 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
114851
213861
313861
412871
511881
611881
710891
810891
910891
109901
119901
129901
139901
149901
159901
169901
179901
189901
199901
209901
219901
229901
238911
248911
258911
268911
278911
288911
298911
308911

Wind in September

Winds average 5 km/h in September.

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 24 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over September. Sunrise moves from 5:38 AM to 5:44 AM, and sunset from 6:01 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:386:01
212.45:386:00
312.35:396:00
412.35:395:59
512.35:395:58
612.35:395:57
712.35:395:56
812.35:405:55
912.25:405:54
1012.25:405:53
1112.25:405:52
1212.25:405:51
1312.25:415:50
1412.15:415:49
1512.15:415:49
1612.15:415:48
1712.15:415:47
1812.15:425:46
1912.15:425:45
2012.05:425:44
2112.05:425:43
2212.05:425:42
2312.05:435:41
2412.05:435:40
2511.95:435:39
2611.95:435:38
2711.95:435:37
2811.95:445:37
2911.95:445:36
3011.85:445:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.05 kWh/m².

For context, solar energy here swings from a low near 4.59 kWh/m² to a high of 6.8 kWh/m² in July across the year — September's 6.05 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.0Intense
186.0Intense
196.0Bright
206.0Bright
215.9Bright
225.9Bright
235.9Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Dessalines

In seasonPeak

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

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

Dessalines'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 Dessalines?

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

3.1
Sightseeing
11th-best month of the year
4.7
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Dessalines.

What to pack for Dessalines in September

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

In September, Dessalines sees daytime highs around 31°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Dessalines 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 40 km away) is warmest in August at about 30°C and coldest in February near 27°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
Jan28Warm
Feb27Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec28Tropical

UV index in Dessalines in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dessalines peaks around March 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighMar 21UV 12Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar12Extreme
Apr12Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov7Very high
Dec7High

Air quality in Dessalines 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 Dessalines is worst in June — around 29 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateJun 2128 µg/m³Mar 1512 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb12Moderate
Mar12Good
Apr13Moderate
May19Moderate
Jun29Moderate
Jul27Moderate
Aug24Moderate
Sep19Moderate
Oct20Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Dessalines?

Dessalines sits at 19.3°N, 72.5°W, 26 m above sea level, in Haiti. The nearest listed city is Saint-Michel de l'Atalaye, 23 km away.

Saint-Michel de l'AtalayeVerrettesSaint-MarcGonaïvesDésarmesSaint-RaphaëlLenbeHinche

Topography around Dessalines

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

Within 3 km, the terrain around Dessalines has significant variations in elevation — a maximum elevation change of 580 m around an average of 153 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,461 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,768 m.

The land around Dessalines is covered by cropland (33%), grassland (30%) and trees (20%) within 3 km, grassland (45%) and cropland (28%) within 16 km, and grassland (40%) and water (34%) within 80 km.

3 km
580 m
16 km
1,461 m
80 km
1,768 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Saint-Michel de l'Atalaye 23 km · Verrettes 24 km · Saint-Marc 26 km · Gonaïves 28 km · Désarmes 33 km · Saint-Raphaël 39 km · Lenbe 51 km · Hinche 55 km

Haiti travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / B
110 V · 60 Hz
Prices
≈ 86% of US
price level, 2025
GDP per capita
$2,694
2025
Happiness
3.6 / 10
World Happiness, 2020
Homicide rate
41.2
per 100k, 2023
Road deaths
18.8
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 444
Religion
Catholic 55%Protestant 29%none 10%other 5%

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 Dessalines (19.2618°, -72.5161°, elevation 26 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).