Guaíra weather in April

In April, Guaíra sees average daytime highs of 28°C and overnight lows near 19°C, with 95 mm of rain across 8.3 wet days and about 11.5 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 27°C by the end. The sky is clear or mostly clear about 44% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 06 min by month's end. Set against the rest of the year, April is Guaíra's 4th-clearest and 8th-windiest month. For the whole year in context, see Guaíra's year-round climate.

Daytime high
28°
7th warmest
Overnight low
19°
6th coldest
Rainfall
95 mm
8.3 wet days
Daylight
11 h 24 min
7:54 AM – 7:20 PM
Cloud cover
50%
4th clearest
Wind
8 km/h
8th windiest
Solar energy
4.53 kWh/m²
Travel score
6.1
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 30°C in the first days to 27°C by the end.

A typical April day in Guaíra reaches about 28°C in the afternoon and slips back to 19°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, April runs about 2°C cooler than March and about 4°C warmer than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13020
23020
33020
43020
52920
62920
72920
82920
92920
102920
112920
122919
132919
142919
152919
162919
172819
182819
192819
202819
212819
222818
232818
242818
252718
262718
272718
282718
292718
302717

How April really feels in Guaíra

Once humidity and wind are folded in, April 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

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

Guaíra weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 22°14717.613.33.6
Feb31° / 22°14915.412.83.8
Mar30° / 21°10712.812.24.5
Apr28° / 19°958.311.56.1
May25° / 16°1268.810.97.1
Jun24° / 15°1078.110.57.4
Jul24° / 14°896.910.77.6
Aug26° / 15°886.511.27.6
Sep28° / 17°1278.811.96.7
Oct29° / 19°16512.812.65.0
Nov30° / 20°14812.513.24.7
Dec31° / 22°16415.713.53.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 14% of April, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
25941
35941
45941
56040
66040
76040
86040
96040
106040
115941
125941
135941
145941
155941
165941
175743
185743
195743
205743
215644
225644
235644
245644
255545
265545
275644
285545
295545
305545

Chance of precipitation in April

Any precipitation

Guaíra gets around 95 mm of rain over 8.3 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 34% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
134
233
332
432
531
631
731
830
930
1030
1130
1229
1329
1429
1529
1629
1728
1828
1928
2027
2127
2227
2326
2426
2525
2625
2724
2824
2924
3024

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 61% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
126174035
227173935
327183934
437183933
538183933
638183932
738193931
848194029
949194028
1049194127
11510194125
12510204224
13510204322
14511204321
15511214419
16511224418
17511224517
18512234515
19512244514
20612254413
21612264413
22612274312
23613284211
24613294110
2571330409
2671331399
2771432388
2881433378
2981534367
3091634356

Wind in April

Winds average 8 km/h in April.

Across April, 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.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over April. Sunrise moves from 7:48 AM to 8:00 AM, and sunset from 7:35 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:487:35
211.87:487:34
311.77:497:33
411.77:497:32
511.77:507:31
611.77:507:30
711.67:507:29
811.67:517:28
911.67:517:27
1011.67:527:26
1111.67:527:25
1211.57:527:24
1311.57:537:23
1411.57:537:22
1511.57:547:21
1611.47:547:20
1711.47:547:19
1811.47:557:19
1911.47:557:18
2011.37:567:17
2111.37:567:16
2211.37:577:15
2311.37:577:14
2411.37:587:13
2511.27:587:12
2611.27:587:12
2711.27:597:11
2811.27:597:10
2911.28:007:09
3011.18:007:08

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.53 kWh/m².

For context, solar energy here swings from a low near 3.07 kWh/m² to a high of 6.31 kWh/m² in December across the year — April's 4.53 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.7Bright
114.7Bright
124.7Bright
134.6Bright
144.6Bright
154.6Bright
164.5Bright
174.5Bright
184.5Bright
194.4Bright
204.4Bright
214.3Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.2Bright
274.1Bright
284.1Bright
294.1Bright
304.0Bright
Planning a trip in April

Is April a good time to visit Guaíra?

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

6.1
Sightseeing
6th-best month of the year
7.2
Beach & pool
2nd-best month of the year

April is a reasonable time to visit Guaíra for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Guaíra in April

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

In April, Guaíra sees daytime highs around 28°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

UV index in Guaíra in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guaíra peaks around January 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighExtremeJan 19UV 15Jul 10UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5High
Jul5High
Aug7Very high
Sep6High
Oct10Extreme
Nov12Extreme
Dec14Extreme

Air quality in Guaíra in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Guaíra is worst in September — around 26 µg/m³ PM2.5 (moderate), about 4.7× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1525 µg/m³Mar 166 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar6Good
Apr7Good
May8Good
Jun8Good
Jul7Good
Aug17Moderate
Sep26Moderate
Oct13Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Guaíra?

Guaíra sits at 24.1°S, 54.2°W, 256 m above sea level, in Brazil. The nearest listed city is Terra Roxa, 17 km away.

Topography around Guaíra

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

Within 3 km, the terrain around Guaíra has only modest variations in elevation — a maximum elevation change of 71 m around an average of 239 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 152 m; within 80 km, significant variations in elevation — a maximum elevation change of 334 m.

The land around Guaíra is covered by water (26%), grassland (22%) and trees (21%) within 3 km, cropland (46%), grassland (22%) and trees (20%) within 16 km, and cropland (58%) within 80 km.

3 km
71 m
16 km
152 m
80 km
334 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Terra Roxa 17 km · Altônia 42 km · Palotina 47 km · Iporã 56 km · Marechal Cândido Rondon 56 km · Itaquiraí 68 km · Assis Chateaubriand 83 km · Toledo 87 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 Guaíra (-24.082°, -54.2462°, elevation 256 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).