Guareí weather in March

In March, Guareí sees average daytime highs of 28°C and overnight lows near 19°C, with 153 mm of rain across 17.7 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 24% of the time in March, and the air most often feels muggy.

Daylight stretches from about 12 h 30 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is Guareí's 7th-clearest and 9th-windiest month. For the whole year in context, see Guareí's year-round climate.

Daytime high
28°
4th warmest
Overnight low
19°
10th coldest
Rainfall
153 mm
17.7 wet days
Daylight
12 h 12 min
7:17 AM – 7:27 PM
Cloud cover
64%
7th clearest
Wind
9 km/h
9th windiest
Solar energy
5.08 kWh/m²
Travel score
5.0
out of 10

Guareí is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical March day in Guareí 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 25°C and 31°C. Set against its neighbours, March runs on par with February and about 1°C warmer than April.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52919
62919
72919
82919
92919
102919
112919
122819
132819
142819
152819
162819
172819
182819
192819
202819
212819
222819
232819
242819
252819
262818
272818
282818
292818
302818
312818

Guareí weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°28322.613.34.0
Feb29° / 20°20819.212.84.1
Mar28° / 19°15317.712.25.0
Apr27° / 17°658.311.56.8
May24° / 14°646.610.97.5
Jun23° / 13°515.410.67.8
Jul23° / 12°464.610.78.0
Aug25° / 13°424.711.28.0
Sep26° / 15°838.711.96.9
Oct27° / 17°12412.412.56.0
Nov28° / 18°15414.913.15.5
Dec28° / 19°19919.813.44.4

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 19% of March, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34258
44357
54357
64456
74456
84456
94456
104456
114357
124357
134258
144159
154159
164258
174258
184258
194258
204159
214159
224258
234258
244357
254456
264456
274555
284654
294654
304753
314852

Chance of precipitation in March

Any precipitation

Guareí gets around 153 mm of rain over 17.7 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 57% and peaks near 63% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
163
263
362
462
561
661
761
860
960
1060
1160
1260
1361
1461
1561
1660
1760
1859
1959
2058
2157
2256
2355
2454
2552
2651
2749
2847
2945
3044
3142

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the muggy band about 64% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
101176517
201176616
302186416
402186515
502196514
602196514
702196613
802196613
902206612
1002206711
1102206711
1202206810
130220699
140321679
150321688
160322678
170322687
180423667
190424666
200424666
210525646
220526645
230527635
240528625
250629605
260629614
270630604
280631594
290732574
300732574
311733554

Wind in March

Winds average 9 km/h in March.

Across March, 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.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 30 min at the start of March to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over March. Sunrise moves from 7:11 AM to 7:23 AM, and sunset from 7:41 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.57:117:41
212.57:117:40
312.57:127:40
412.47:127:39
512.47:137:38
612.47:137:37
712.47:147:36
812.47:147:35
912.37:147:34
1012.37:157:33
1112.37:157:32
1212.37:167:31
1312.27:167:30
1412.27:177:29
1512.27:177:28
1612.27:177:27
1712.17:187:26
1812.17:187:25
1912.17:197:24
2012.17:197:23
2112.17:197:22
2212.07:207:21
2312.07:207:20
2412.07:207:19
2512.07:217:18
2611.97:217:17
2711.97:227:16
2811.97:227:15
2911.97:227:14
3011.87:237:13
3111.87:237:12

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.08 kWh/m².

For context, solar energy here swings from a low near 3.39 kWh/m² to a high of 5.89 kWh/m² in December across the year — March's 5.08 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in March

Hazard calendar for Guareí

In seasonPeak

In March, Guareí sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Guareí's rainy season runs November–March, when most of the year's rain falls.

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

Is March a good time to visit Guareí?

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

5.0
Sightseeing
9th-best month of the year
5.7
Beach & pool
9th-best month of the year

March is a reasonable time to visit Guareí for sightseeing.

What to pack for Guareí in March

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

In March, Guareí sees daytime highs around 28°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in Guareí in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March 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 Guareí peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 21UV 15Jul 12UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul5High
Aug8Very high
Sep8Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Guareí in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Guareí is worst in September — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodSep 922 µg/m³Nov 2312 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar13Moderate
Apr14Moderate
May17Moderate
Jun20Moderate
Jul21Moderate
Aug22Moderate
Sep22Moderate
Oct17Moderate
Nov12Good
Dec12Good
Location & terrain

Where is Guareí?

Guareí sits at 23.4°S, 48.2°W, 644 m above sea level, in Brazil. The nearest listed city is Angatuba, 27 km away.

Topography around Guareí

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

Within 3 km, the terrain around Guareí has only modest variations in elevation — a maximum elevation change of 88 m around an average of 648 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 356 m; within 80 km, significant variations in elevation — a maximum elevation change of 556 m.

The land around Guareí is covered by grassland (47%), cropland (26%) and trees (21%) within 3 km, trees (38%), grassland (36%) and cropland (25%) within 16 km, and trees (42%), cropland (30%) and grassland (24%) within 80 km.

3 km
88 m
16 km
356 m
80 km
556 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Angatuba 27 km · Itapetininga 28 km · Cesário Lange 29 km · Tatuí 33 km · Conchas 44 km · Capela do Alto 47 km · Laranjal Paulista 51 km · Cerquilho 51 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 Guareí (-23.3728°, -48.1842°, elevation 644 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).