Guayaramerín weather in July

In July, Guayaramerín sees average daytime highs of 31°C and overnight lows near 20°C, with 21 mm of rain across 4.1 wet days and about 11.4 hours of daylight. It is the 4th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 68% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of July to 11 h 30 min by month's end. Set against the rest of the year, July is Guayaramerín's 1st-clearest and 2nd-windiest month. For the whole year in context, see Guayaramerín's year-round climate.

Daytime high
31°
4th warmest
Overnight low
20°
1st coldest
Rainfall
21 mm
4.1 wet days
Daylight
11 h 24 min
6:44 AM – 6:10 PM
Cloud cover
34%
1st clearest
Wind
7 km/h
2nd windiest
Solar energy
4.89 kWh/m²
Travel score
5.2
out of 10

Guayaramerín is city in Bolivia.

Density
2,591/km²
people per km²
Founded
1892

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 31°C through the month.

A typical July day in Guayaramerín reaches about 31°C in the afternoon and slips back to 20°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 34°C. Set against its neighbours, July runs about 1°C warmer than June and about 2°C cooler than August.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153120
163120
173120
183120
193120
203120
213120
223220
233220
243220
253220
263220
273220
283220
293220
303220
313220

How July really feels in Guayaramerín

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.

Guayaramerín weather by month

How July compares with the rest of the year at a glance. July is the 4th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°26527.512.62.8
Feb30° / 23°2562512.42.8
Mar30° / 23°25727.212.12.8
Apr30° / 23°16522.911.83.2
May30° / 22°8115.511.54.3
Jun30° / 21°336.811.45.3
Jul31° / 20°214.111.45.2
Aug33° / 21°365.611.64.0
Sep33° / 22°8513.711.93.1
Oct33° / 23°15120.812.22.7
Nov31° / 23°20723.812.52.7
Dec31° / 23°26327.112.62.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 68% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of July, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
28020
38119
48119
58218
68218
78317
88317
98416
108416
118416
128416
138416
148416
158416
168416
178317
188317
198317
208317
218317
228317
238317
248416
258416
268416
278416
288416
298416
308317
318317

Chance of precipitation in July

Any precipitation

Guayaramerín gets around 21 mm of rain over 4.1 wet days in July, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 18% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
118
217
317
417
516
616
715
815
915
1014
1114
1214
1313
1413
1513
1613
1713
1813
1913
2012
2112
2212
2312
2412
2511
2611
2711
2811
2910
3010
3110

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
123833531
223833540
323834530
423934520
524935500
6241035490
7241035490
8341135480
9341135470
10351234460
11351334450
12451334440
13451434430
14451434420
15461534410
16461535400
17461635390
18461635380
19561736370
20561736350
21461738350
22471838330
23471838320
24471938320
25471939310
26471939310
27472039300
28472038300
29472038300
30472138300
31472137310

Wind in July

Winds average 7 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 11 h 24 min at the start of July to 11 h 30 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 6:44 AM to 6:42 AM, and sunset from 6:06 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:446:06
211.46:446:06
311.46:446:06
411.46:446:07
511.46:446:07
611.46:446:07
711.46:446:07
811.46:446:08
911.46:446:08
1011.46:446:08
1111.46:446:08
1211.46:446:09
1311.46:446:09
1411.46:446:09
1511.46:446:09
1611.46:446:10
1711.46:446:10
1811.46:446:10
1911.46:446:10
2011.46:446:11
2111.46:446:11
2211.56:446:11
2311.56:446:11
2411.56:446:12
2511.56:436:12
2611.56:436:12
2711.56:436:12
2811.56:436:12
2911.56:436:13
3011.56:426:13
3111.56:426:13

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.89 kWh/m².

For context, solar energy here swings from a low near 4.27 kWh/m² to a high of 5.6 kWh/m² in September across the year — July's 4.89 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in July

Hazard calendar for Guayaramerín

In seasonPeak

None of Guayaramerín's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Guayaramerín's rainy season runs October–April, when most of the year's rain falls.

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

Is July a good time to visit Guayaramerín?

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

5.2
Sightseeing
2nd-best month of the year
7.9
Beach & pool
1st-best month of the year

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

What to pack for Guayaramerín in July

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

In July, Guayaramerín sees daytime highs around 31°C and nights near 20°C. Pack light clothes. Worth having: sun protection. About 4 days see rain.

light clothessun protection

UV index in Guayaramerín in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guayaramerín peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 13 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 20UV 15Sep 13UV 4
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul8Very high
Aug7High
Sep4Moderate
Oct12Extreme
Nov13Extreme
Dec14Extreme

Air quality in Guayaramerín 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 Guayaramerín is worst in September — around 78 µg/m³ PM2.5 (unhealthy), about 9.3× the cleanest month (May, 8 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateUnhealthyModerateSep 1275 µg/m³May 218 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar13Moderate
Apr10Good
May8Good
Jun9Good
Jul16Moderate
Aug63Unhealthy
Sep78Unhealthy
Oct29Moderate
Nov17Moderate
Dec12Moderate
Location & terrain

Where is Guayaramerín?

Guayaramerín sits at 10.8°S, 65.4°W, 136 m above sea level, in Bolivia. The nearest listed city is Guajará Mirim, 5.0 km away.

BuritisPlácido de CastroSão Francisco do GuaporéAlto ParaísoSenador Guiomard

Topography around Guayaramerín

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

Within 3 km, the terrain around Guayaramerín has only modest variations in elevation — a maximum elevation change of 43 m around an average of 129 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 234 m; within 80 km, significant variations in elevation — a maximum elevation change of 365 m.

The land around Guayaramerín is covered by grassland (42%), trees (26%) and artificial surfaces (22%) within 3 km, grassland (48%) and trees (45%) within 16 km, and trees (85%) within 80 km.

3 km
43 m
16 km
234 m
80 km
365 m
treesgrasslandartificial surfaceswater
July weather nearby: Guajará Mirim 5.0 km · Nova Mamoré 47 km · Riberalta 79 km · Buritis 181 km · Plácido de Castro 207 km · São Francisco do Guaporé 238 km · Alto Paraíso 255 km · Senador Guiomard 271 km

Bolivia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 40% of US
price level, 2025
GDP per capita
$5,148
2025
Happiness
5.8 / 10
World Happiness, 2025
Homicide rate
4.4
per 100k, 2023
Road deaths
21.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 521
Religion
Roman Catholic 65%Protestant 20%none 6%other 5%

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 Guayaramerín (-10.8258°, -65.3581°, elevation 136 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).