San Borja weather in October

In October, San Borja sees average daytime highs of 33°C and overnight lows near 23°C, with 178 mm of rain across 17.6 wet days and about 12.3 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 15% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 30 min by month's end. Set against the rest of the year, October is San Borja's 7th-clearest and 3rd-windiest month. For the whole year in context, see San Borja's year-round climate.

Daytime high
33°
1st warmest
Overnight low
23°
7th coldest
Rainfall
178 mm
17.6 wet days
Daylight
12 h 18 min
6:02 AM – 6:22 PM
Cloud cover
72%
7th clearest
Wind
8 km/h
3rd windiest
Solar energy
5.46 kWh/m²
Travel score
3.0
out of 10

San Borja is Municipio en Bolivia.

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical October day in San Borja reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 37°C. Set against its neighbours, October runs on par with September and about 1°C warmer than November.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13322
23322
33322
43322
53322
63322
73322
83322
93322
103323
113323
123323
133323
143323
153323
163323
173323
183323
193323
203323
213323
223223
233223
243223
253223
263223
273223
283223
293223
303223
313223

How October really feels in San Borja

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

San Borja weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°34827.112.82.7
Feb31° / 23°30323.312.52.9
Mar31° / 23°2652412.13.0
Apr30° / 22°15416.711.73.9
May29° / 20°8611.311.35.5
Jun28° / 19°577.611.16.5
Jul28° / 18°496.211.26.5
Aug31° / 19°60711.54.9
Sep33° / 21°11810.811.93.6
Oct33° / 23°17817.612.33.0
Nov32° / 23°21219.412.73.0
Dec31° / 23°29424.612.92.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24555
34456
44456
54258
64258
74159
83961
93961
103862
113664
123664
133565
143466
153268
163169
173070
182872
192872
202773
212575
222575
232476
242476
252377
262377
272377
282377
292377
302377
312377

Chance of precipitation in October

Any precipitation

San Borja gets around 178 mm of rain over 17.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 56% and peaks near 64% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
146
247
347
448
548
649
750
850
951
1051
1152
1252
1353
1453
1554
1655
1756
1857
1958
2059
2160
2261
2362
2462
2563
2663
2763
2864
2964
3063
3163

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1231022603
2231022603
323921623
413921633
512921634
612821644
712820654
812820654
912820645
1012820655
1102719675
1201719676
1301719676
1401618687
1501618687
1601617688
1701516699
1801516699
19015156910
20004147111
21004147111
22004137112
23004137013
24004127014
25004127014
26005126815
27015126715
28015126616
29015126616
30016126417
31016126417

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 8 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
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over October. Sunrise moves from 6:12 AM to 5:55 AM, and sunset from 6:20 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:126:20
212.16:116:20
312.26:116:20
412.26:106:20
512.26:096:20
612.26:086:21
712.26:086:21
812.26:076:21
912.26:066:21
1012.36:066:21
1112.36:056:21
1212.36:046:21
1312.36:046:22
1412.36:036:22
1512.36:026:22
1612.36:026:22
1712.46:016:22
1812.46:016:23
1912.46:006:23
2012.46:006:23
2112.45:596:23
2212.45:596:24
2312.45:586:24
2412.45:586:24
2512.55:576:24
2612.55:576:25
2712.55:566:25
2812.55:566:25
2912.55:556:26
3012.55:556:26
3112.55:556:26

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.46 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.68 kWh/m² to a high of 5.46 kWh/m² in October across the year — October's 5.46 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in October

Hazard calendar for San Borja

In seasonPeak

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

San Borja's rainy season runs October–March, when most of the year's rain falls.

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

Is October a good time to visit San Borja?

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

3.0
Sightseeing
7th-best month of the year
5.1
Beach & pool
7th-best month of the year

October is a weaker month for outdoor sightseeing in San Borja.

What to pack for San Borja in October

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

In October, San Borja sees daytime highs around 33°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

UV index in San Borja in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 San Borja peaks around January 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 11 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 highExtremeJan 21UV 15Sep 11UV 8
UV index (midday)Level
Jan16Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug8Very high
Sep8Very high
Oct12Extreme
Nov14Extreme
Dec13Extreme

Air quality in San Borja in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in San Borja is worst in September — around 50 µg/m³ PM2.5 (poor), about 6.4× the cleanest month (May, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateSep 2350 µg/m³May 218 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Good
Mar11Good
Apr9Good
May8Good
Jun8Good
Jul11Good
Aug22Moderate
Sep50Poor
Oct50Poor
Nov27Moderate
Dec11Good
Location & terrain

Where is San Borja?

San Borja sits at 14.9°S, 66.7°W, 195 m above sea level, in Bolivia. The nearest listed city is Caranavi, 140 km away.

CaranaviTrinidadSorataLa PazQuimeAchocallaLajaViacha

Topography around San Borja

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

Within 3 km, the terrain around San Borja has only modest variations in elevation — a maximum elevation change of 21 m around an average of 194 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,527 m.

The land around San Borja is covered by grassland (61%) and trees (28%) within 3 km, grassland (63%) and trees (30%) within 16 km, and trees (75%) and grassland (23%) within 80 km.

3 km
21 m
16 km
44 m
80 km
1,527 m
treesshrubsgrasslandartificial surfaceswaterwetland
October weather nearby: Caranavi 140 km · Trinidad 198 km · Sorata 228 km · La Paz 237 km · Quime 242 km · Achocalla 243 km · Laja 256 km · Viacha 260 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 San Borja (-14.852°, -66.7495°, elevation 195 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).