Sinop weather in March

In March, Sinop sees average daytime highs of 30°C and overnight lows near 22°C, with 256 mm of rain across 27.1 wet days and about 12.1 hours of daylight. It is the 9th-warmest and 4th-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 4% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of March to 11 h 54 min by month's end. Set against the rest of the year, March is Sinop's 9th-clearest and 12th-windiest month. For the whole year in context, see Sinop's year-round climate.

Daytime high
30°
9th warmest
Overnight low
22°
9th coldest
Rainfall
256 mm
27.1 wet days
Daylight
12 h 06 min
6:49 AM – 6:54 PM
Cloud cover
83%
9th clearest
Wind
5 km/h
12th windiest
Solar energy
4.8 kWh/m²
Travel score
2.9
out of 10

Sinop 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 30°C through the month.

A typical March day in Sinop 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, March runs on par with February and on par with April.

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
253022
263022
273022
283022
293022
303022
313022

How March really feels in Sinop

Once humidity and wind are folded in, March 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 March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sinop weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°30528.712.62.9
Feb30° / 22°27926.412.42.8
Mar30° / 22°25627.112.12.9
Apr31° / 22°13019.611.73.6
May31° / 21°316.511.54.7
Jun32° / 20°50.911.35.2
Jul32° / 20°10.411.45.1
Aug34° / 21°71.311.63.9
Sep34° / 22°538.711.93.2
Oct32° / 22°14620.212.33.0
Nov30° / 22°23225.212.52.9
Dec30° / 22°29627.612.73.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 10% of March, with mostly cloudy or overcast conditions the remaining 85%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21387
31387
41486
51585
61585
71585
81585
91585
101585
111585
121585
131486
141486
151486
161387
171387
181387
191387
201387
211387
221387
231387
241486
251585
261585
271684
281783
291882
301882
311981

Chance of precipitation in March

Any precipitation

Sinop gets around 256 mm of rain over 27.1 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 88% and peaks near 92% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
192
291
391
491
590
690
790
889
989
1089
1189
1289
1389
1489
1589
1689
1789
1889
1989
2088
2188
2287
2386
2486
2585
2684
2784
2883
2982
3082
3181

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the oppressive band about 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
10982
20982
30982
40982
50991
60991
70991
80991
90991
100991
110991
120991
130991
140991
150991
160991
170991
180982
190982
200982
210982
220982
230982
240982
250973
260973
271963
281963
291963
301963
312953

Wind in March

Winds average 5 km/h in March, the calmest month.

Across March, 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 March

DaylightNight

Daylight runs from about 12 h 12 min at the start of March to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over March. Sunrise moves from 6:48 AM to 6:50 AM, and sunset from 7:03 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:487:03
212.26:487:02
312.26:487:02
412.26:487:01
512.26:487:01
612.26:487:00
712.26:496:59
812.26:496:59
912.26:496:58
1012.16:496:58
1112.16:496:57
1212.16:496:57
1312.16:496:56
1412.16:496:55
1512.16:496:55
1612.16:496:54
1712.16:496:53
1812.16:496:53
1912.06:496:52
2012.06:496:52
2112.06:496:51
2212.06:496:50
2312.06:496:50
2412.06:496:49
2512.06:496:48
2612.06:506:48
2712.06:506:47
2811.96:506:46
2911.96:506:46
3011.96:506:45
3111.96:506:44

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.8 kWh/m².

For context, solar energy here swings from a low near 4.8 kWh/m² to a high of 5.83 kWh/m² in September across the year — March's 4.8 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in March

Hazard calendar for Sinop

In seasonPeak

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

Sinop's monsoon runs October–March, when most of the year's rain falls.

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

Is March a good time to visit Sinop?

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

2.9
Sightseeing
9th-best month of the year
4.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Sinop.

What to pack for Sinop in March

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

In March, Sinop sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

UV index in Sinop in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sinop peaks around February 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 14 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 15Sep 14UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul9Very high
Aug10Very high
Sep7Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Sinop 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 Sinop is worst in September — around 60 µg/m³ PM2.5 (unhealthy), about 5.8× the cleanest month (April, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModeratePoorModerateSep 1656 µg/m³Apr 1511 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar12Moderate
Apr10Good
May13Moderate
Jun18Moderate
Jul13Moderate
Aug25Moderate
Sep60Unhealthy
Oct29Moderate
Nov17Moderate
Dec12Good
Location & terrain

Where is Sinop?

Sinop sits at 11.9°S, 55.5°W, 378 m above sea level, in Brazil. The nearest listed city is Sorriso, 79 km away.

Topography around Sinop

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

Within 3 km, the terrain around Sinop has only modest variations in elevation — a maximum elevation change of 50 m around an average of 375 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 85 m; within 80 km, only modest variations in elevation — a maximum elevation change of 203 m.

The land around Sinop is covered by artificial surfaces (59%) within 3 km, cropland (53%) and trees (30%) within 16 km, and trees (47%) and cropland (47%) within 80 km.

3 km
50 m
16 km
85 m
80 km
203 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Sorriso 79 km · Colíder 116 km · Lucas do Rio Verde 141 km · Tapurah 147 km · Peixoto de Azevedo 191 km · Matupá 198 km · Guarantã do Norte 222 km · Nova Mutum 227 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 Sinop (-11.8642°, -55.5025°, elevation 378 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).