Santa Fé do Sul weather in May

In May, Santa Fé do Sul sees average daytime highs of 28°C and overnight lows near 18°C, with 44 mm of rain across 5.4 wet days and about 11.1 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 51% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 h 18 min at the start of May to 10 h 54 min by month's end. Set against the rest of the year, May is Santa Fé do Sul's 5th-clearest and 7th-windiest month. For the whole year in context, see Santa Fé do Sul's year-round climate.

Daytime high
28°
11th warmest
Overnight low
18°
4th coldest
Rainfall
44 mm
5.4 wet days
Daylight
11 hours
7:49 AM – 6:51 PM
Cloud cover
44%
5th clearest
Wind
9 km/h
7th windiest
Solar energy
4.31 kWh/m²
Travel score
6.9
out of 10

Santa Fé do Sul is human settlement in Brazil.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical May day in Santa Fé do Sul reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, May runs about 2°C cooler than April and on par with June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22919
32919
42919
52919
62919
72919
82919
92919
102819
112819
122818
132818
142818
152818
162818
172818
182818
192818
202818
212818
222818
232718
242718
252718
262718
272718
282717
292717
302717
312717

How May really feels in Santa Fé do Sul

Once humidity and wind are folded in, May 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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Santa Fé do Sul weather by month

How May compares with the rest of the year at a glance. May is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°24622.513.13.3
Feb31° / 23°19120.312.73.3
Mar31° / 23°17219.712.13.7
Apr30° / 21°658.811.65.1
May28° / 18°445.411.16.9
Jun28° / 17°20310.87.5
Jul29° / 17°12210.97.1
Aug31° / 18°172.611.35.8
Sep32° / 20°556.411.94.4
Oct32° / 22°10512.912.53.6
Nov32° / 22°15517133.5
Dec31° / 23°20921.313.23.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27228
37129
47030
56931
66832
76733
86535
96436
106337
116238
126238
136139
146139
156139
166040
176040
186040
196139
206139
216238
226238
236337
246337
256337
266436
276535
286535
296535
306634
316634

Chance of precipitation in May

Any precipitation

Santa Fé do Sul gets around 44 mm of rain over 5.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
214
314
414
514
614
714
814
914
1015
1115
1216
1316
1417
1518
1618
1719
1820
1920
2021
2121
2221
2321
2421
2520
2620
2720
2819
2919
3018
3117

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 28% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
151338377
261439366
361540345
461641334
571742314
671743303
771843283
871944273
982044263
1082044262
1182144252
1292144242
1392243242
1492343232
15102342232
16102342232
17112441232
18112440232
19122440232
20132439232
21132438231
22142537231
23142536231
24152536231
25152535231
26152535231
27152535231
28152636231
29152636221
30152636221
31152736221

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 18 min at the start of May to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over May. Sunrise moves from 7:43 AM to 7:55 AM, and sunset from 6:59 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:436:59
211.37:436:58
311.27:436:58
411.27:446:57
511.27:446:57
611.27:456:56
711.27:456:55
811.27:456:55
911.17:466:54
1011.17:466:54
1111.17:476:53
1211.17:476:53
1311.17:476:53
1411.17:486:52
1511.17:486:52
1611.07:496:51
1711.07:496:51
1811.07:496:51
1911.07:506:50
2011.07:506:50
2111.07:516:50
2211.07:516:49
2311.07:526:49
2410.97:526:49
2510.97:526:48
2610.97:536:48
2710.97:536:48
2810.97:546:48
2910.97:546:48
3010.97:546:48
3110.97:556:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.31 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 6.19 kWh/m² in November across the year — May's 4.31 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.7Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.5Bright
94.5Bright
104.5Bright
114.4Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.3Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.0Bright
274.0Bright
284.0Bright
294.0Bright
304.0Bright
314.0Moderate
Planning a trip in May

Hazard calendar for Santa Fé do Sul

In seasonPeak

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

Santa Fé do Sul's monsoon runs November–March, when most of the year's rain falls.

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

Is May a good time to visit Santa Fé do Sul?

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

6.9
Sightseeing
3rd-best month of the year
7.8
Beach & pool
4th-best month of the year

May is a reasonable time to visit Santa Fé do Sul for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santa Fé do Sul in May

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

In May, Santa Fé do Sul sees daytime highs around 28°C and nights near 18°C. Pack light clothes. About 5 days see rain.

light clothes

UV index in Santa Fé do Sul in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Fé do Sul peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jun 22UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Santa Fé do Sul in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Santa Fé do Sul is worst in September — around 18 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (July, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1717 µg/m³Jul 125 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May7Good
Jun6Good
Jul5Good
Aug9Good
Sep18Moderate
Oct12Good
Nov6Good
Dec6Good
Location & terrain

Where is Santa Fé do Sul?

Santa Fé do Sul sits at 20.2°S, 50.9°W, 402 m above sea level, in Brazil. The nearest listed city is Aparecida do Taboado, 22 km away.

Topography around Santa Fé do Sul

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Fé do Sul.

Within 3 km, the terrain around Santa Fé do Sul has only modest variations in elevation — a maximum elevation change of 110 m around an average of 386 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 176 m; within 80 km, significant variations in elevation — a maximum elevation change of 274 m.

The land around Santa Fé do Sul is covered by grassland (41%) and artificial surfaces (28%) within 3 km, grassland (45%) and cropland (23%) within 16 km, and cropland (40%) and grassland (36%) within 80 km.

3 km
110 m
16 km
176 m
80 km
274 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Aparecida do Taboado 22 km · Jales 40 km · Ilha Solteira 50 km · Pereira Barreto 51 km · Paranaíba 66 km · Fernandópolis 71 km · Andradina 90 km · Iturama 93 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 Santa Fé do Sul (-20.2111°, -50.9258°, elevation 402 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).