Itinga do Maranhão weather in May

In May, Itinga do Maranhão sees average daytime highs of 31°C and overnight lows near 22°C, with 99 mm of rain across 16.4 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 14% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Itinga do Maranhão's 6th-clearest and 7th-windiest month. For the whole year in context, see Itinga do Maranhão's year-round climate.

Daytime high
31°
8th warmest
Overnight low
22°
5th coldest
Rainfall
99 mm
16.4 wet days
Daylight
11 h 48 min
6:12 AM – 6:00 PM
Cloud cover
69%
6th clearest
Wind
6 km/h
7th windiest
Solar energy
4.58 kWh/m²
Travel score
3.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical May day in Itinga do Maranhão reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, May runs on par with April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43122
53122
63122
73122
83122
93122
103122
113122
123122
133122
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

How May really feels in Itinga do Maranhão

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Itinga do Maranhão weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23626.212.22.9
Feb30° / 22°24425.412.12.8
Mar30° / 22°28628.9122.7
Apr30° / 22°20325.611.92.9
May31° / 22°9916.411.83.8
Jun32° / 22°184.511.74.6
Jul33° / 21°82.111.84.2
Aug34° / 22°40.811.93.7
Sep34° / 23°112123.5
Oct34° / 23°305.412.13.4
Nov33° / 23°7211.812.23.4
Dec31° / 23°13818.912.33.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31882
41882
52080
62080
72377
82476
92674
102872
112971
123169
133367
143565
153664
163763
173862
184060
194159
204258
214357
224456
234654
244753
254852
265050
275149
285248
295446
305545
315743

Chance of precipitation in May

Any precipitation

Itinga do Maranhão gets around 99 mm of rain over 16.4 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 53% and peaks near 74% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
174
273
372
470
569
667
765
863
960
1058
1156
1255
1353
1452
1551
1650
1749
1849
1948
2047
2146
2246
2345
2444
2543
2642
2740
2839
2937
3035
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May 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%151015202531
Muggy (%)Oppressive (%)Miserable (%)
109010
209010
30919
40919
50928
60928
70928
80937
90937
100937
110937
120937
130937
141936
151936
161936
171936
181945
191945
202944
212944
222944
233943
244933
254933
265932
276922
287912
299901
3010891
3112871

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 48 min at the start of May to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over May. Sunrise moves from 6:12 AM to 6:15 AM, and sunset from 6:03 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:126:03
211.86:126:02
311.86:126:02
411.86:126:02
511.86:126:02
611.86:126:02
711.86:126:01
811.86:126:01
911.86:126:01
1011.86:126:01
1111.86:126:01
1211.86:126:01
1311.86:126:01
1411.86:126:00
1511.86:126:00
1611.86:126:00
1711.86:126:00
1811.86:136:00
1911.86:136:00
2011.86:136:00
2111.86:136:00
2211.86:136:00
2311.86:136:00
2411.86:136:00
2511.86:146:00
2611.86:146:00
2711.86:146:00
2811.86:146:00
2911.86:146:00
3011.86:146:00
3111.86:156:00

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.58 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 6.19 kWh/m² in September across the year — May's 4.58 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Hazard calendar for Itinga do Maranhão

In seasonPeak

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

Itinga do Maranhão's monsoon runs December–April, 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 Itinga do Maranhão?

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

3.8
Sightseeing
3rd-best month of the year
5.6
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Itinga do Maranhão.

What to pack for Itinga do Maranhão in May

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

In May, Itinga do Maranhão sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Itinga do Maranhão in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Itinga do Maranhão peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 14UV 15Dec 12UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Itinga do Maranhão 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 Itinga do Maranhão is worst in November — around 33 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (June, 8 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateNov 1433 µg/m³Jun 188 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb14Moderate
Mar13Moderate
Apr12Good
May10Good
Jun8Good
Jul9Good
Aug14Moderate
Sep18Moderate
Oct29Moderate
Nov33Moderate
Dec25Moderate
Location & terrain

Where is Itinga do Maranhão?

Itinga do Maranhão sits at 4.4°S, 47.5°W, 154 m above sea level, in Brazil. The nearest listed city is Dom Eliseu, 18 km away.

Topography around Itinga do Maranhão

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

Within 3 km, the terrain around Itinga do Maranhão has only modest variations in elevation — a maximum elevation change of 128 m around an average of 161 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 214 m; within 80 km, significant variations in elevation — a maximum elevation change of 344 m.

The land around Itinga do Maranhão is covered by grassland (65%) and trees (24%) within 3 km, grassland (55%) and trees (42%) within 16 km, and trees (50%) and grassland (45%) within 80 km.

3 km
128 m
16 km
214 m
80 km
344 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Dom Eliseu 18 km · Açailândia 55 km · Rondon do Pará 70 km · Bom Jesus das Selvas 75 km · Ulianópolis 79 km · João Lisboa 112 km · Buriticupu 120 km · Imperatriz 120 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 Itinga do Maranhão (-4.4497°, -47.5256°, elevation 154 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).