Francisco Morato weather in September

In September, Francisco Morato sees average daytime highs of 25°C and overnight lows near 14°C, with 91 mm of rain across 9.1 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 40% of the time in September, and the air most often feels comfortable.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Francisco Morato's 4th-clearest and 1st-windiest month. For the whole year in context, see Francisco Morato's year-round climate.

Daytime high
25°
8th warmest
Overnight low
14°
5th coldest
Rainfall
91 mm
9.1 wet days
Daylight
11 h 54 min
7:05 AM – 6:57 PM
Cloud cover
55%
4th clearest
Wind
11 km/h
1st windiest
Solar energy
5.01 kWh/m²
Travel score
7.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical September day in Francisco Morato reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 31°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12513
22513
32514
42514
52514
62514
72514
82514
92514
102514
112514
122514
132514
142514
152514
162515
172515
182515
192515
202515
212515
222515
232515
242515
252515
262515
272515
282515
292515
302515

Francisco Morato weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°26723.213.34.4
Feb28° / 19°1952012.84.5
Mar27° / 18°16118.812.25.2
Apr26° / 16°739.711.56.8
May23° / 14°667.310.97.3
Jun22° / 12°495.310.67.7
Jul22° / 12°494.610.77.8
Aug24° / 12°374.811.28.0
Sep25° / 14°919.111.97.0
Oct26° / 16°13214.412.55.9
Nov26° / 17°16916.313.15.5
Dec27° / 18°21020.613.44.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 47%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16535
26535
36436
46337
56238
66139
76040
85941
95842
105743
115644
125644
135545
145446
155446
165347
175248
185149
195050
205050
214852
224753
234654
244555
254555
264357
274159
284159
294060
304060

Chance of precipitation in September

Any precipitation

Francisco Morato gets around 91 mm of rain over 9.1 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 30% and peaks near 41% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
121
222
322
422
523
623
724
824
924
1025
1125
1226
1326
1427
1528
1629
1730
1831
1932
2034
2135
2236
2337
2438
2539
2640
2740
2841
2941
3041

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15138110
25039120
34839120
44740130
54641140
64441150
74342150
84143160
93943170
103844180
113645190
123445200
133346210
143246220
153146231
163046241
172945251
182845261
192745271
202744272
212644282
222543292
232543303
242442314
252341314
262241325
272240335
282139345
292039356
302038366

Wind in September

Winds average 11 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over September. Sunrise moves from 7:21 AM to 6:51 AM, and sunset from 6:52 PM to 7:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.57:216:52
211.57:206:53
311.67:196:53
411.67:186:53
511.67:176:54
611.67:166:54
711.77:156:54
811.77:146:55
911.77:136:55
1011.77:126:55
1111.87:116:56
1211.87:106:56
1311.87:086:56
1411.87:076:57
1511.87:066:57
1611.97:056:57
1711.97:046:58
1811.97:036:58
1911.97:026:58
2012.07:016:59
2112.07:006:59
2212.06:596:59
2312.06:587:00
2412.16:577:00
2512.16:567:00
2612.16:557:01
2712.16:547:01
2812.16:537:01
2912.26:527:02
3012.26:517:02

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.01 kWh/m².

For context, solar energy here swings from a low near 3.48 kWh/m² to a high of 5.72 kWh/m² in December across the year — September's 5.01 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in September

Hazard calendar for Francisco Morato

In seasonPeak

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

Francisco Morato's rainy season runs October–March, 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 Francisco Morato?

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

7.0
Sightseeing
5th-best month of the year
6.4
Beach & pool
2nd-best month of the year

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

What to pack for Francisco Morato in September

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

In September, Francisco Morato sees daytime highs around 25°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Francisco Morato in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Francisco Morato peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jul 12UV 5
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Francisco Morato 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 Francisco Morato is worst in June — around 71 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (December, 31 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 2370 µg/m³Dec 2031 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb34Moderate
Mar41Poor
Apr48Poor
May62Unhealthy
Jun71Unhealthy
Jul70Unhealthy
Aug60Unhealthy
Sep53Poor
Oct39Poor
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Francisco Morato?

Francisco Morato sits at 23.3°S, 46.7°W, 803 m above sea level, in Brazil. The nearest listed city is Franco da Rocha, 5.0 km away.

Topography around Francisco Morato

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

Within 3 km, the terrain around Francisco Morato has only modest variations in elevation — a maximum elevation change of 222 m around an average of 822 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 536 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,736 m.

The land around Francisco Morato is covered by artificial surfaces (48%) and trees (36%) within 3 km, trees (63%) and grassland (21%) within 16 km, and trees (53%) and grassland (24%) within 80 km.

3 km
222 m
16 km
536 m
80 km
1,736 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Franco da Rocha 5.0 km · Caieiras 9.0 km · Campo Limpo Paulista 9.0 km · Várzea Paulista 12 km · Perus 14 km · Cajamar 16 km · Mairiporã 17 km · Anhanguera 17 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 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 Francisco Morato (-23.2817°, -46.7453°, elevation 803 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).