Tonantins weather in July

In July, Tonantins sees average daytime highs of 30°C and overnight lows near 22°C, with 168 mm of rain across 25.4 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 10th-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 10% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of July to 11 h 54 min by month's end. Set against the rest of the year, July is Tonantins's 2nd-clearest and 12th-windiest month. For the whole year in context, see Tonantins's year-round climate.

Daytime high
30°
10th warmest
Overnight low
22°
1st coldest
Rainfall
168 mm
25.4 wet days
Daylight
11 h 48 min
6:41 AM – 6:32 PM
Cloud cover
68%
2nd clearest
Wind
4 km/h
12th windiest
Solar energy
4.13 kWh/m²
Travel score
3.4
out of 10

Tonantins is human settlement in Brazil.

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

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

A typical July day in Tonantins reaches about 30°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, July runs on par with June and about 1°C cooler than August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How July really feels in Tonantins

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

Tonantins weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°27627.612.12.8
Feb30° / 23°26925.312.12.7
Mar30° / 23°32128.5122.6
Apr30° / 23°32828.311.92.7
May29° / 23°31729.111.92.8
Jun29° / 23°21526.311.83.2
Jul30° / 22°16825.411.93.4
Aug31° / 23°13622.911.93.3
Sep31° / 23°14823.4122.9
Oct31° / 23°18525.412.12.7
Nov31° / 23°2102612.12.6
Dec31° / 23°25828.912.22.6

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 26% of July, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42773
52773
62872
72971
82971
93169
103169
113268
123466
133466
143565
153565
163664
173664
183664
193763
203862
213862
223862
234060
244060
254159
264357
274357
284456
294555
304555
314753

Chance of precipitation in July

Any precipitation

Tonantins gets around 168 mm of rain over 25.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 85% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
185
285
385
485
585
684
784
884
984
1084
1183
1283
1383
1483
1583
1682
1782
1882
1982
2082
2181
2281
2380
2479
2578
2678
2777
2876
2975
3074
3173

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 79% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1037720
2037720
3037819
4037918
5037918
6037918
7038017
8047917
9147817
10147916
11147916
12147916
13148015
14148015
15138115
16138115
17138115
18138115
19138115
20138115
21138016
22138016
23128017
24127918
25127819
26127819
27127720
28127522
29127423
30127324
31127324

Wind in July

Winds average 4 km/h in July, the calmest month.

Across July, 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 July

DaylightNight

Daylight runs from about 11 h 48 min at the start of July to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over July. Sunrise moves from 6:39 AM to 6:41 AM, and sunset from 6:30 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:396:30
211.86:406:30
311.86:406:30
411.86:406:30
511.86:406:30
611.86:406:31
711.86:406:31
811.86:416:31
911.86:416:31
1011.86:416:31
1111.86:416:32
1211.86:416:32
1311.86:416:32
1411.86:416:32
1511.86:416:32
1611.86:416:32
1711.86:416:32
1811.96:416:33
1911.96:426:33
2011.96:426:33
2111.96:426:33
2211.96:426:33
2311.96:426:33
2411.96:426:33
2511.96:426:33
2611.96:416:33
2711.96:416:33
2811.96:416:33
2911.96:416:33
3011.96:416:33
3111.96:416:33

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.13 kWh/m².

For context, solar energy here swings from a low near 3.67 kWh/m² to a high of 5.18 kWh/m² in October across the year — July's 4.13 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
64.0Moderate
74.0Moderate
84.0Moderate
94.0Bright
104.0Bright
114.0Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.4Bright
284.4Bright
294.4Bright
304.5Bright
314.5Bright
Planning a trip in July

Is July a good time to visit Tonantins?

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

3.4
Sightseeing
1st-best month of the year
4.5
Beach & pool
2nd-best month of the year

July is a weaker month for outdoor sightseeing in Tonantins.

What to pack for Tonantins in July

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

In July, Tonantins sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 25 days see rain.

light clothesrain gear

UV index in Tonantins in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tonantins peaks around February 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 16 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 22UV 15Aug 16UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul10Very high
Aug10Very high
Sep10Very high
Oct12Extreme
Nov13Extreme
Dec12Extreme

Air quality in Tonantins in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Tonantins is worst in August — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (June, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateAug 2217 µg/m³Jun 1110 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb15Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun10Good
Jul11Good
Aug18Moderate
Sep17Moderate
Oct13Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Tonantins?

Tonantins sits at 2.9°S, 67.8°W, 55 m above sea level, in Brazil. The nearest listed city is Santo Antônio do Içá, 30 km away.

CarauariMaraãLeticiaTabatingaBenjamin Constant

Topography around Tonantins

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

Within 3 km, the terrain around Tonantins has only modest variations in elevation — a maximum elevation change of 69 m around an average of 67 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 80 m; within 80 km, only modest variations in elevation — a maximum elevation change of 92 m.

The land around Tonantins is covered by trees (73%) within 3 km, trees (86%) within 16 km, and trees (95%) within 80 km.

3 km
69 m
16 km
80 m
80 km
92 m
treesgrasslandartificial surfaceswater
July weather nearby: Santo Antônio do Içá 30 km · São Paulo de Olivença 131 km · Fonte Boa 194 km · Carauari 245 km · Maraã 272 km · Leticia 280 km · Tabatinga 281 km · Benjamin Constant 299 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 Tonantins (-2.8731°, -67.8022°, elevation 55 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).