Nacala weather in September

In September, Nacala sees average daytime highs of 26°C and overnight lows near 22°C, with 7 mm of rain across 1.3 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 89% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 42 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Nacala's 1st-clearest and 8th-windiest month. For the whole year in context, see Nacala's year-round climate.

Daytime high
26°
10th warmest
Overnight low
22°
4th coldest
Rainfall
7 mm
1.3 wet days
Daylight
11 h 54 min
5:14 AM – 5:09 PM
Cloud cover
19%
1st clearest
Wind
16 km/h
8th windiest
Solar energy
6.41 kWh/m²
Travel score
8.9
out of 10

Nacala is port city in Nampula Province, Mozambique.

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 26°C through the month.

A typical September day in Nacala reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12622
22622
32622
42622
52622
62622
72622
82622
92622
102622
112622
122622
132622
142622
152622
162622
172623
182623
192623
202623
212623
222623
232623
242623
252623
262623
272623
282623
292623
302623

How September really feels in Nacala

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.

Nacala weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°20723.712.83.9
Feb28° / 26°17521.812.53.9
Mar28° / 25°19022.112.14.2
Apr28° / 25°7612.711.75.9
May27° / 24°184.511.37.8
Jun26° / 22°164.711.28.1
Jul25° / 22°154.511.28.2
Aug25° / 22°82.311.58.7
Sep26° / 22°71.311.98.9
Oct27° / 24°102.712.38.4
Nov28° / 25°26612.77.5
Dec28° / 26°11417.212.85.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 89% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of September, with mostly cloudy or overcast conditions the remaining 5%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1955
2955
3955
4955
5955
6955
7955
8955
9955
10955
11955
12955
13955
14955
15955
16955
17955
18955
19955
20964
21964
22964
23964
24964
25964
26964
27964
28955
29955
30955

Chance of precipitation in September

Any precipitation

Nacala gets around 7 mm of rain over 1.3 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 6% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
16
26
36
46
56
66
75
85
95
105
115
125
135
144
154
164
174
184
194
204
214
224
234
244
254
264
274
284
295
305

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 64% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1111817
2110818
3110809
41107910
5197812
6197713
7097714
8087715
9087517
10087418
11077419
12077221
13067222
14057124
15056926
16046828
17046531
18036433
19036136
20035938
21025741
22025543
23025246
24025048
25024751
26024553
27024355
28024157
29034057
30033859

Wind in September

Winds average 16 km/h in September.

Across September, daily wind ranges from about 16 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 42 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over September. Sunrise moves from 5:26 AM to 5:03 AM, and sunset from 5:08 PM to 5:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:265:08
211.75:255:08
311.75:245:09
411.85:235:09
511.85:235:09
611.85:225:09
711.85:215:09
811.85:205:09
911.85:195:09
1011.85:195:09
1111.95:185:09
1211.95:175:09
1311.95:165:09
1411.95:165:09
1511.95:155:09
1611.95:145:09
1711.95:135:09
1811.95:125:09
1912.05:125:09
2012.05:115:09
2112.05:105:09
2212.05:095:09
2312.05:085:10
2412.05:085:10
2512.05:075:10
2612.15:065:10
2712.15:055:10
2812.15:055:10
2912.15:045:10
3012.15:035:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.41 kWh/m².

For context, solar energy here swings from a low near 4.59 kWh/m² to a high of 7.28 kWh/m² in November across the year — September's 6.41 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
26.0Intense
36.0Intense
46.0Intense
56.1Intense
66.1Intense
76.1Intense
86.2Intense
96.2Intense
106.2Intense
116.3Intense
126.3Intense
136.3Intense
146.4Intense
156.4Intense
166.4Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.6Intense
226.6Intense
236.6Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.8Intense
306.8Intense
Planning a trip in September

Hazard calendar for Nacala

In seasonPeak

None of Nacala's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Nacala sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Nacala's monsoon runs December–March, when most of the year's rain falls.

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

Is September a good time to visit Nacala?

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

8.9
Sightseeing
1st-best month of the year
8.4
Beach & pool
2nd-best month of the year

September is one of the better times to visit Nacala for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Nacala in September

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

In September, Nacala sees daytime highs around 26°C and nights near 22°C. Pack sun protection. Worth having: light clothes.

sun protectionlight clothes

Sea temperature near Nacala in September

The nearest coast averages about 26°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 22 km away) is warmest in March at about 29°C and coldest in August 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
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec29Tropical

UV index in Nacala 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 Nacala peaks around January 20 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 20UV 16Jun 20UV 8
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep11Extreme
Oct13Extreme
Nov12Extreme
Dec14Extreme
Location & terrain

Where is Nacala?

Nacala sits at 14.6°S, 40.7°E, 137 m above sea level, in Mozambique. The nearest listed city is Mossuril, 45 km away.

Namapa-eratiChiúreNampulaPemba

Topography around Nacala

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

Within 3 km, the terrain around Nacala has only modest variations in elevation — a maximum elevation change of 146 m around an average of 80 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 190 m; within 80 km, significant variations in elevation — a maximum elevation change of 509 m.

The land around Nacala is covered by artificial surfaces (55%) and grassland (30%) within 3 km, grassland (69%) within 16 km, and water (38%), grassland (28%) and shrubs (21%) within 80 km.

3 km
146 m
16 km
190 m
80 km
509 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Mossuril 45 km · Mozambique 53 km · Monapo 57 km · Namialo 85 km · Namapa-erati 132 km · Chiúre 163 km · Nampula 164 km · Pemba 178 km

Mozambique travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / M
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$627
2025
Happiness
5.3 / 10
World Happiness, 2025
Safe drinking water
28%
of population, 2024
Homicide rate
3.6
per 100k, 2011
Road deaths
30
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 465
Religion
Catholic 27%Islam 19%Pentecostal 17%Saio/Zione 16%

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 Nacala (-14.5626°, 40.6854°, elevation 137 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).