Santa Cruz de la Sierra climate

Name: Santa Cruz de la Sierra
Address: BO

Santa Cruz de la Sierra is warmest in October, with average highs of 30 °C, and coldest in July, when nights average 17 °C. January is the wettest month (179 mm) and August the driest (46 mm). Figures are 1991–2020 climate normals.

Across a full year Santa Cruz de la Sierra averages 1,212 mm of rain and 289 days above 25 °C.

Bolivia · population 1,831,434 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month October 30 °C
Coldest month July 17 °C
Driest month August 46 mm
Wettest month January 179 mm
Least cloud August 44 % cloud
Hottest on record October 37 °C
Coldest on record July 5.0 °C

What to expectSanta Cruz de la Sierra through the year

Santa Cruz de la Sierra has a clear annual cycle: average daily highs run from 24 °C in July to 30 °C in October, a swing of 5.5 °C in mean temperature across the year.

Counted across a normal year, 289 days a year reach 25 °C, 95 of them reach 30 °C. The warmest reading in the 1991–2020 record is 37 °C, in October.

Rain is strongly seasonal. January averages 179 mm against 46 mm in August — 3.9 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	29.5 °C	179 mm	80 %
February	28.8 °C	146 mm	80 %
March	28.6 °C	129 mm	73 %
April	27.5 °C	74 mm	66 %
May	24.7 °C	69 mm	67 %
June	23.7 °C	58 mm	64 %
July	24.0 °C	47 mm	53 %
August	26.8 °C	46 mm	44 %
September	28.9 °C	68 mm	51 %
October	29.7 °C	88 mm	67 %
November	29.6 °C	131 mm	74 %
December	29.3 °C	176 mm	82 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	29.5 °C	22.0 °C	25.1 °C	36.1 °C	15.2 °C	30	13
February	28.8 °C	21.8 °C	24.6 °C	34.2 °C	15.5 °C	26	9
March	28.6 °C	21.5 °C	24.5 °C	34.9 °C	14.5 °C	29	8
April	27.5 °C	20.3 °C	23.3 °C	34.2 °C	11.3 °C	25	4
May	24.7 °C	18.1 °C	20.9 °C	32.4 °C	9.0 °C	17	1
June	23.7 °C	17.2 °C	19.9 °C	29.6 °C	5.8 °C	14	0
July	24.0 °C	16.5 °C	19.6 °C	30.5 °C	5.0 °C	16	0
August	26.8 °C	18.0 °C	21.8 °C	33.3 °C	7.6 °C	22	7
September	28.9 °C	19.7 °C	23.6 °C	36.9 °C	9.4 °C	25	14
October	29.7 °C	21.2 °C	24.9 °C	37.4 °C	13.1 °C	28	16
November	29.6 °C	21.4 °C	24.9 °C	37.1 °C	12.6 °C	28	13
December	29.3 °C	22.0 °C	25.0 °C	36.2 °C	14.9 °C	29	11

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	179 mm	18	13 h/day	80 %	80 %	18 km/h
February	146 mm	16	13 h/day	80 %	80 %	19 km/h
March	129 mm	14	12 h/day	73 %	79 %	17 km/h
April	74 mm	11	12 h/day	66 %	76 %	19 km/h
May	69 mm	10	11 h/day	67 %	76 %	20 km/h
June	58 mm	9	11 h/day	64 %	76 %	22 km/h
July	47 mm	6	11 h/day	53 %	70 %	22 km/h
August	46 mm	5	12 h/day	44 %	62 %	23 km/h
September	68 mm	7	12 h/day	51 %	61 %	22 km/h
October	88 mm	11	12 h/day	67 %	68 %	22 km/h
November	131 mm	13	13 h/day	74 %	72 %	20 km/h
December	176 mm	17	13 h/day	82 %	79 %	20 km/h

How Santa Cruz de la Sierra compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Santa Cruz de la Sierra	30 °C	17 °C	1,212 mm	289
Sucre · Bolivia	21 °C	4.6 °C	1,003 mm	9
Sacaba · Bolivia	22 °C	7.3 °C	1,190 mm	8
Cochabamba · Bolivia	23 °C	7.5 °C	845 mm	19
Quillacollo · Bolivia	24 °C	7.7 °C	845 mm	34
Oruro · Bolivia	19 °C	-1.4 °C	601 mm	0
Tarija · Bolivia	23 °C	4.6 °C	1,182 mm	78

Planning a trip? See the best time to visit Santa Cruz de la Sierra.

QuestionsCommon questions about Santa Cruz de la Sierra’s climate

When is the best time to visit Santa Cruz de la Sierra?

That depends on what you want, so the honest answer is a comparison rather than a single month. May, June, July sit closest to 20 °C on average, October is the warmest month and August the driest. The month-by-month table above has the full picture.

How hot does Santa Cruz de la Sierra get?

In October, the warmest month, daily highs average 30 °C. About 95 days a year pass 30 °C. The highest value in the 1991–2020 record is 37 °C.

How cold does it get in winter?

Nights average 17 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Santa Cruz de la Sierra?

January, averaging 179 mm over 18 days with rain. The driest month is August with 46 mm. The year as a whole averages 1,212 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Santa Cruz de la Sierra rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: -17.786°, -63.181° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.