San Francisco de Macorís weather in September

In September, San Francisco de Macorís sees average daytime highs of 32°C and overnight lows near 22°C, with 72 mm of rain across 16.8 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 26% 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 San Francisco de Macorís's 10th-clearest and 8th-windiest month. For the whole year in context, see San Francisco de Macorís's year-round climate.

Daytime high
32°
1st warmest
Overnight low
22°
10th coldest
Rainfall
72 mm
16.8 wet days
Daylight
12 h 06 min
6:32 AM – 6:39 PM
Cloud cover
62%
10th clearest
Wind
5 km/h
8th windiest
Solar energy
5.62 kWh/m²
Travel score
3.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in San Francisco de Macorís reaches about 32°C in the afternoon and slips back to 22°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63323
73323
83323
93323
103323
113223
123223
133222
143222
153222
163222
173222
183222
193222
203222
213222
223222
233222
243222
253222
263222
273222
283222
293222
303222

How September really feels in San Francisco de Macorís

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.

San Francisco de Macorís weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°3811.7116.2
Feb29° / 19°341011.35.8
Mar30° / 20°369.711.95.4
Apr30° / 21°6112.812.44.5
May31° / 22°8416.812.93.8
Jun32° / 22°5714.913.13.4
Jul32° / 23°7017.6133.3
Aug32° / 23°7818.812.73.1
Sep32° / 22°7216.812.13.2
Oct32° / 22°6616.411.63.6
Nov30° / 21°6415.411.14.5
Dec29° / 20°4512.210.95.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54852
64753
74753
84753
94852
104951
114951
124951
134951
144951
155149
165050
175149
185050
195050
205149
215050
225050
234951
244951
255050
264951
274951
284852
294951
304951

Chance of precipitation in September

Any precipitation

San Francisco de Macorís gets around 72 mm of rain over 16.8 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 57% and peaks near 60% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
157
256
355
455
554
654
754
854
954
1054
1155
1255
1356
1456
1557
1658
1758
1859
1959
2060
2160
2260
2359
2459
2559
2658
2757
2857
2956
3056

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
118910
218910
31909
41909
51909
61909
71918
81918
91918
101927
111927
121927
131927
141927
151927
161936
171936
181936
191936
201936
211936
222935
232935
242935
252935
262935
272935
283916
293916
303916

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

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
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 6:29 AM to 6:35 AM, and sunset from 6:52 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:296:52
212.46:296:51
312.36:306:51
412.36:306:50
512.36:306:49
612.36:306:48
712.36:306:47
812.36:316:46
912.26:316:45
1012.26:316:44
1112.26:316:43
1212.26:316:42
1312.26:326:41
1412.16:326:40
1512.16:326:40
1612.16:326:39
1712.16:326:38
1812.16:326:37
1912.16:336:36
2012.06:336:35
2112.06:336:34
2212.06:336:33
2312.06:336:32
2412.06:346:31
2511.96:346:30
2611.96:346:29
2711.96:346:28
2811.96:356:27
2911.96:356:27
3011.86:356:26

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.62 kWh/m².

For context, solar energy here swings from a low near 3.77 kWh/m² to a high of 6.2 kWh/m² in June across the year — September's 5.62 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.6Bright
165.6Bright
175.6Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for San Francisco de Macorís

In seasonPeak

In September, San Francisco de Macorís sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

San Francisco de Macorís sits in the Atlantic hurricane belt; the season peaks August–October.

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

Is September a good time to visit San Francisco de Macorís?

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

3.2
Sightseeing
11th-best month of the year
5.3
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in San Francisco de Macorís.

What to pack for San Francisco de Macorís in September

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

In September, San Francisco de Macorís sees daytime highs around 32°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near San Francisco de Macorís in September

The nearest coast averages about 29°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 39 km away) is warmest in September at about 29°C and coldest in February near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr26Warm
May27Warm
Jun28Warm
Jul28Warm
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in San Francisco de Macorís 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 San Francisco de Macorís peaks around March 22 at about 13 (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 22UV 13Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in San Francisco de Macorís 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 Francisco de Macorís is worst in June — around 30 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (February, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2030 µg/m³Feb 2016 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb16Moderate
Mar16Moderate
Apr18Moderate
May23Moderate
Jun30Moderate
Jul28Moderate
Aug25Moderate
Sep26Moderate
Oct27Moderate
Nov20Moderate
Dec17Moderate
Location & terrain

Where is San Francisco de Macorís?

San Francisco de Macorís sits at 19.3°N, 70.3°W, 123 m above sea level, in Dominican Republic. The nearest listed city is Salcedo, 20 km away.

CotuíLa VegaMocaBonaoTamborilNaguaJarabacoa

Topography around San Francisco de Macorís

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

Within 3 km, the terrain around San Francisco de Macorís has only modest variations in elevation — a maximum elevation change of 93 m around an average of 114 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 946 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,018 m.

The land around San Francisco de Macorís is covered by trees (43%) and artificial surfaces (38%) within 3 km, trees (60%) and grassland (24%) within 16 km, and trees (55%) and water (24%) within 80 km.

3 km
93 m
16 km
946 m
80 km
3,018 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Salcedo 20 km · Cotuí 29 km · La Vega 30 km · Moca 30 km · Bonao 43 km · Tamboril 43 km · Nagua 44 km · Jarabacoa 45 km

Dominican Republic travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
120 V · 60 Hz
Prices
≈ 39% of US
price level, 2025
GDP per capita
$11,059
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
45%
of population, 2024
Homicide rate
10.9
per 100k, 2023
Road deaths
64.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 503

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 Francisco de Macorís (19.2938°, -70.2528°, elevation 123 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).