Marau weather in May

In May, Marau sees average daytime highs of 20°C and overnight lows near 11°C, with 156 mm of rain across 9.5 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 19°C by the end. The sky is clear or mostly clear about 32% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 18 min by month's end. Set against the rest of the year, May is Marau's 9th-clearest and 9th-windiest month. For the whole year in context, see Marau's year-round climate.

Daytime high
20°
10th warmest
Overnight low
11°
4th coldest
Rainfall
156 mm
9.5 wet days
Daylight
10 h 36 min
8:07 AM – 6:43 PM
Cloud cover
60%
9th clearest
Wind
11 km/h
9th windiest
Solar energy
2.99 kWh/m²
Travel score
6.4
out of 10

Marau 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 22°C in the first days to 19°C by the end.

A typical May day in Marau reaches about 20°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 25°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32212
42212
52112
62112
72112
82112
92112
102112
112111
122011
132011
142011
152011
162011
172011
182011
192011
202011
211911
221910
231910
241910
251910
261910
271910
281910
291910
301910
311910

Marau weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 18°16616.213.65.5
Feb27° / 18°15715.1135.5
Mar26° / 17°13713.112.26.2
Apr24° / 14°13810.411.36.8
May20° / 11°1569.510.66.4
Jun18° / 14410.110.25.9
Jul18° / 16410.410.46.0
Aug20° / 10°1159.2116.6
Sep21° / 12°1551111.86.4
Oct24° / 14°22313.912.76.2
Nov26° / 15°15712.213.46.4
Dec27° / 17°17514.913.85.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% 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 54%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35149
45050
54951
64951
74852
84852
94753
104654
114753
124753
134555
144555
154555
164654
174555
184555
194555
204456
214456
224456
234357
244357
254357
264357
274357
284357
294357
304357
314258

Chance of precipitation in May

Any precipitation

Marau gets around 156 mm of rain over 9.5 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 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
431
531
631
731
831
931
1031
1131
1230
1330
1430
1530
1630
1730
1830
1930
2030
2130
2229
2329
2429
2529
2629
2729
2830
2930
3030
3130

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 59% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14430215
24630204
34729204
44829194
55029183
65029183
75229172
85329162
95429161
105529151
115629141
125629141
135829130
145829130
155929120
166029110
176029110
186029110
196228100
206228100
216327100
22632791
23642691
24642691
25662581
26672481
27672481
28672481
29682381
30682381
31682381

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

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

Days shrink by about 36 minutes over May. Sunrise moves from 7:58 AM to 8:16 AM, and sunset from 6:54 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:586:54
210.97:596:53
310.97:596:52
410.98:006:51
510.88:016:50
610.88:016:50
710.88:026:49
810.88:026:48
910.78:036:47
1010.78:046:47
1110.78:046:46
1210.78:056:45
1310.78:066:45
1410.68:066:44
1510.68:076:43
1610.68:076:43
1710.68:086:42
1810.68:096:42
1910.58:096:41
2010.58:106:41
2110.58:106:40
2210.58:116:40
2310.58:126:39
2410.48:126:39
2510.48:136:38
2610.48:136:38
2710.48:146:38
2810.48:146:37
2910.48:156:37
3010.48:156:37
3110.38:166:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.99 kWh/m².

For context, solar energy here swings from a low near 2.57 kWh/m² to a high of 6.47 kWh/m² in December across the year — May's 2.99 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.2Moderate
93.2Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
153.0Moderate
163.0Moderate
172.9Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.8Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in May

Is May a good time to visit Marau?

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

6.4
Sightseeing
3rd-best month of the year
3.4
Beach & pool
10th-best month of the year

May is a reasonable time to visit Marau for sightseeing.

What to pack for Marau in May

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

In May, Marau sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

UV index in Marau in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Marau peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 20UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct7High
Nov12Extreme
Dec13Extreme

Air quality in Marau 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 Marau is worst in September — around 15 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (March, 6 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1514 µg/m³Mar 116 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar6Good
Apr7Good
May7Good
Jun7Good
Jul8Good
Aug11Good
Sep15Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Marau?

Marau sits at 28.4°S, 52.2°W, 553 m above sea level, in Brazil. The nearest listed city is Passo Fundo, 29 km away.

Topography around Marau

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

Within 3 km, the terrain around Marau has only modest variations in elevation — a maximum elevation change of 204 m around an average of 576 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 383 m; within 80 km, large variations in elevation — a maximum elevation change of 877 m.

The land around Marau is covered by trees (41%), cropland (26%) and artificial surfaces (23%) within 3 km, cropland (60%) and trees (32%) within 16 km, and cropland (57%) and trees (37%) within 80 km.

3 km
204 m
16 km
383 m
80 km
877 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Passo Fundo 29 km · Serafina Corrêa 39 km · Tapejara 46 km · Soledade 51 km · Guaporé 53 km · Carazinho 60 km · Não-Me-Toque 61 km · Getúlio Vargas 62 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 Marau (-28.4492°, -52.2°, elevation 553 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).