Uarini weather in May

In May, Uarini sees average daytime highs of 30°C and overnight lows near 24°C, with 350 mm of rain across 29.1 wet days and about 11.9 hours of daylight. It is the 11th-warmest and 1st-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 1% of the time in May, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 48 min by month's end. Set against the rest of the year, May is Uarini's 8th-clearest and 6th-windiest month. For the whole year in context, see Uarini's year-round climate.

Daytime high
30°
11th warmest
Overnight low
24°
4th coldest
Rainfall
350 mm
29.1 wet days
Daylight
11 h 54 min
6:21 AM – 6:13 PM
Cloud cover
86%
8th clearest
Wind
4 km/h
6th windiest
Solar energy
3.74 kWh/m²
Travel score
2.7
out of 10

Uarini 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 Uarini reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253023
263023
273023
283023
293023
303023
313023

How May really feels in Uarini

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.

Uarini weather by month

How May compares with the rest of the year at a glance. May is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°2682612.22.8
Feb31° / 24°24623.612.12.8
Mar30° / 24°32627.9122.7
Apr30° / 24°34627.711.92.7
May30° / 24°35029.111.92.7
Jun30° / 23°22126.311.83.1
Jul30° / 23°15423.811.83.4
Aug31° / 24°13522.511.93.2
Sep32° / 24°15523122.9
Oct32° / 24°18224.612.12.7
Nov31° / 24°21525.712.12.6
Dec31° / 24°26428.412.22.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4694
5694
6694
7694
8793
9793
10793
11793
12892
13892
14892
15892
16991
17991
18991
191189
201189
211189
221189
231288
241288
251288
261288
271387
281486
291486
301585
311585

Chance of precipitation in May

Any precipitation

Uarini gets around 350 mm of rain over 29.1 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 94% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
192
293
393
493
593
693
793
894
994
1094
1194
1294
1394
1494
1594
1694
1794
1894
1994
2094
2194
2294
2394
2494
2594
2694
2793
2893
2993
3093
3193

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 79% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11684
21684
31783
41783
51882
61882
71882
81882
91981
101981
111981
121981
132080
142080
152080
162080
172179
182179
192179
202278
212278
222278
232377
242377
252476
262476
272476
282575
292674
302674
312773

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 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 shrink by about 6 minutes over May. Sunrise moves from 6:21 AM to 6:23 AM, and sunset from 6:15 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:216:15
211.96:216:14
311.96:216:14
411.96:216:14
511.96:216:14
611.96:216:14
711.96:206:13
811.96:206:13
911.96:206:13
1011.96:206:13
1111.96:216:13
1211.96:216:13
1311.96:216:13
1411.96:216:13
1511.96:216:13
1611.96:216:13
1711.96:216:13
1811.96:216:13
1911.96:216:13
2011.96:216:13
2111.96:216:13
2211.96:216:13
2311.96:216:13
2411.96:226:13
2511.86:226:13
2611.86:226:13
2711.86:226:13
2811.86:226:13
2911.86:226:13
3011.86:226:13
3111.86:236:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 5.29 kWh/m² in October across the year — May's 3.74 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.8Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.8Moderate
Planning a trip in May

Is May a good time to visit Uarini?

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

2.7
Sightseeing
7th-best month of the year
3.8
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Uarini.

What to pack for Uarini in May

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

In May, Uarini sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Uarini in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Uarini peaks around January 23 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeJan 23UV 15Jul 13UV 10
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug11Extreme
Sep11Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Uarini 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 Uarini is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (June, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateSep 1531 µg/m³Jun 911 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar17Moderate
Apr15Moderate
May11Good
Jun11Good
Jul13Moderate
Aug25Moderate
Sep32Moderate
Oct24Moderate
Nov19Moderate
Dec15Moderate
Location & terrain

Where is Uarini?

Uarini sits at 3.0°S, 65.1°W, 56 m above sea level, in Brazil. The nearest listed city is Alvarães, 42 km away.

CoariCarauariTonantinsSanto Antônio do Içá

Topography around Uarini

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

Within 3 km, the terrain around Uarini has only modest variations in elevation — a maximum elevation change of 47 m around an average of 52 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 65 m.

The land around Uarini is covered by trees (84%) within 3 km, trees (83%) within 16 km, and trees (91%) within 80 km.

3 km
47 m
16 km
54 m
80 km
65 m
treesgrasslandwaterwetland
May weather nearby: Alvarães 42 km · Tefé 60 km · Fonte Boa 121 km · Maraã 137 km · Coari 250 km · Carauari 289 km · Tonantins 299 km · Santo Antônio do Içá 315 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 Uarini (-2.99°, -65.1083°, elevation 56 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).