Feijó weather in May

In May, Feijó sees average daytime highs of 30°C and overnight lows near 22°C, with 123 mm of rain across 20.3 wet days and about 11.6 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 9% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 36 min by month's end. Set against the rest of the year, May is Feijó's 5th-clearest and 9th-windiest month. For the whole year in context, see Feijó's year-round climate.

Daytime high
30°
11th warmest
Overnight low
22°
4th coldest
Rainfall
123 mm
20.3 wet days
Daylight
11 h 36 min
5:49 AM – 5:27 PM
Cloud cover
73%
5th clearest
Wind
5 km/h
9th windiest
Solar energy
4.2 kWh/m²
Travel score
3.8
out of 10

Feijó 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

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Feijó reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, May runs on par with April and on par with June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153022
163022
173022
183022
193022
203022
213022
223022
233022
243022
253021
263021
273021
282921
292921
302921
312921

How May really feels in Feijó

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.

Feijó 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
Jan30° / 23°26227.912.42.8
Feb30° / 23°25725.212.32.8
Mar30° / 23°29028.312.12.8
Apr30° / 22°20324.111.83.1
May30° / 22°12320.311.63.8
Jun30° / 21°711411.54.7
Jul30° / 20°4910.611.64.8
Aug32° / 21°6911.111.73.9
Sep32° / 22°12517.2123.2
Oct32° / 23°1832312.22.8
Nov31° / 23°23524.912.42.8
Dec30° / 23°26427.612.52.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21981
31981
42080
52080
62179
72278
82278
92278
102476
112476
122476
132476
142476
152476
162575
172575
182575
192575
202575
212674
222773
232773
242971
253070
263169
273169
283367
293466
303565
313664

Chance of precipitation in May

Any precipitation

Feijó gets around 123 mm of rain over 20.3 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 66% 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
471
570
670
769
868
968
1067
1167
1267
1366
1466
1565
1665
1765
1864
1964
2064
2163
2263
2363
2462
2562
2662
2761
2861
2960
3060
3159

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10387118
20387217
30387316
40387316
50487216
60487216
70487216
81487116
91487116
101487116
111487116
121487116
131487017
141487017
151496917
161496917
171496917
181397017
1913106917
2013107016
2113107115
2213107115
2313107214
2413117213
2513117312
2613117411
2703117511
2804117510
290412759
300412768
310412768

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 5:47 AM to 5:52 AM, and sunset from 5:30 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:475:30
211.75:475:30
311.75:475:29
411.75:475:29
511.75:475:29
611.75:485:29
711.75:485:28
811.75:485:28
911.75:485:28
1011.75:485:28
1111.75:485:27
1211.65:485:27
1311.65:485:27
1411.65:485:27
1511.65:495:27
1611.65:495:27
1711.65:495:26
1811.65:495:26
1911.65:495:26
2011.65:505:26
2111.65:505:26
2211.65:505:26
2311.65:505:26
2411.65:505:26
2511.65:515:26
2611.65:515:26
2711.65:515:26
2811.65:515:26
2911.65:515:26
3011.65:525:26
3111.65:525:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.2 kWh/m².

For context, solar energy here swings from a low near 4.19 kWh/m² to a high of 5.44 kWh/m² in September across the year — May's 4.2 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in May

Hazard calendar for Feijó

In seasonPeak

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

Feijó's rainy season runs October–April, when most of the year's rain falls.

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

Is May a good time to visit Feijó?

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

3.8
Sightseeing
4th-best month of the year
5.1
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Feijó.

What to pack for Feijó in May

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

In May, Feijó sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 20 days see rain.

light clothesrain gear

UV index in Feijó 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 Feijó peaks around February 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 24 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 highExtremeFeb 12UV 15Aug 24UV 8
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug8Very high
Sep8Very high
Oct13Extreme
Nov13Extreme
Dec12Extreme

Air quality in Feijó 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 Feijó is worst in September — around 80 µg/m³ PM2.5 (unhealthy), about 11.8× the cleanest month (June, 7 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodUnhealthyModerateGoodSep 1276 µg/m³Jun 117 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar12Moderate
Apr10Good
May8Good
Jun7Good
Jul10Good
Aug57Unhealthy
Sep80Unhealthy
Oct15Moderate
Nov12Good
Dec10Good
Location & terrain

Where is Feijó?

Feijó sits at 8.2°S, 70.4°W, 160 m above sea level, in Brazil. The nearest listed city is Tarauacá, 45 km away.

Cruzeiro do SulMarechal ThaumaturgoMâncio LimaBoca do Acre

Topography around Feijó

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

Within 3 km, the terrain around Feijó has only modest variations in elevation — a maximum elevation change of 38 m around an average of 164 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 119 m; within 80 km, only modest variations in elevation — a maximum elevation change of 188 m.

The land around Feijó is covered by grassland (50%) and trees (37%) within 3 km, trees (69%) and grassland (30%) within 16 km, and trees (93%) within 80 km.

3 km
38 m
16 km
119 m
80 km
188 m
treesgrasslandartificial surfaceswater
May weather nearby: Tarauacá 45 km · Eirunepé 176 km · Ipixuna 193 km · Sena Madureira 210 km · Cruzeiro do Sul 263 km · Marechal Thaumaturgo 281 km · Mâncio Lima 286 km · Boca do Acre 332 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 Feijó (-8.1654°, -70.3549°, elevation 160 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).