Guayaramerín in Spring

In spring (September, October and November), Guayaramerín sees average daytime highs around 32°C and overnight lows near 23°C, with 443 mm of rain over about 58 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.

Over the season highs ease from about 33°C in early September to 31°C by late November. The sky is clear or mostly clear about 15% of the time across spring, and the air most often feels oppressive.

Spring is Guayaramerín's 3rd-best season to visit on our travel score. For the whole year in context, see Guayaramerín's year-round climate.

Avg daytime high: 32°C; warmest season of the year
Avg overnight low: 23°C
Rainfall: 443 mm; 58 wet days
Avg wind: 6 km/h
Travel score: 2.8; 3rd-best season
Months: Sep · Oct · Nov

← Winter Guayaramerín year-round climate Summer →

Spring Summer Fall Winter

Temperature in Guayaramerín in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 33°C in early September to 31°C by late November.

A typical spring day in Guayaramerín reaches about 32°C and drops to 23°C overnight. The warmest of the three months is September, the coolest September.

How spring really feels in Guayaramerín

Once humidity and wind are folded in, spring brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Guayaramerín weather by month

How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	30° / 23°	265	27.5	12.6	2.8
Feb	30° / 23°	256	25	12.4	2.8
Mar	30° / 23°	257	27.2	12.1	2.8
Apr	30° / 23°	165	22.9	11.8	3.2
May	30° / 22°	81	15.5	11.5	4.3
Jun	30° / 21°	33	6.8	11.4	5.3
Jul	31° / 20°	21	4.1	11.4	5.2
Aug	33° / 21°	36	5.6	11.6	4.0
Sep	33° / 22°	85	13.7	11.9	3.1
Oct	33° / 23°	151	20.8	12.2	2.7
Nov	31° / 23°	207	23.8	12.5	2.7
Dec	31° / 23°	263	27.1	12.6	2.7

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time across spring.

Chance of precipitation in Spring

Any precipitation

Guayaramerín gets around 443 mm of rain over 58 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Spring

Winds average 6 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 48 min in early September to 12 h 36 min by late November. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 5.4 kWh/m².

Planning a trip in spring

Hazard calendar for Guayaramerín

In seasonPeak

In spring, Guayaramerín overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

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 spring a good time to visit Guayaramerín?

Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

2.8

Sightseeing

3rd-best month of the year

4.8

Beach & pool

2nd-best month of the year

spring is a weaker month for outdoor sightseeing in Guayaramerín.

What to pack for Guayaramerín in Spring

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

In spring, Guayaramerín sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 58 days see rain.

light clothesrain gearsun protection

UV index in Guayaramerín in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages 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 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.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	15	15	14	13	10	9	8	7	4	12	13	14
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high	High	Moderate	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	15	Extreme
Feb	15	Extreme
Mar	14	Extreme
Apr	13	Extreme
May	10	Extreme
Jun	9	Very high
Jul	8	Very high
Aug	7	High
Sep	4	Moderate
Oct	12	Extreme
Nov	13	Extreme
Dec	14	Extreme

Air quality in Guayaramerín in Spring

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	12	13	13	10	8	9	16	63	78	29	17	12
Level	Moderate	Moderate	Moderate	Good	Good	Good	Moderate	Unhealthy	Unhealthy	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	12	Moderate
Feb	13	Moderate
Mar	13	Moderate
Apr	10	Good
May	8	Good
Jun	9	Good
Jul	16	Moderate
Aug	63	Unhealthy
Sep	78	Unhealthy
Oct	29	Moderate
Nov	17	Moderate
Dec	12	Moderate

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.

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

grassland 42%

16 km

234 m

grassland 48%

80 km

365 m

trees 85%

treesgrasslandartificial surfaceswater

← Winter Guayaramerín year-round climate Summer →

Spring 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

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.