La Paz · Bolivia

La Paz in September: every year compared

In September, La Paz averages highs of 17.6 °C and lows of 3.8 °C, with 36 mm of precipitation. The warmest September was 2023 (11.6 °C), the coldest 1955 (6.3 °C).

Avg. highAvg. high 17.6 °C

Avg. lowAvg. low 3.8 °C

PrecipitationPrecipitation 36 mm

Rainy daysRainy days 13

Day by day through September

Normal high and low for each day of September in La Paz.

Normal high and low, day by dayNormal 1991–2020

Every September in La Paz, ranked

86 months of September since 1940. The last one, 2025, ranks 23 of 86 (±0.0 °C vs normal).

194019832025

2025 · 10.4 °C · ±0.0 °C vs normal · rank 23 of 86

Warmest years

1202311.6 °C
2201511.3 °C
3202111.3 °C
4202211.3 °C
5200911.2 °C

Coldest years

119556.3 °C
219527.0 °C
319437.2 °C
419427.5 °C
519547.6 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Frost days	Snowfall	Rainy days
2025	10.4 °C	17.3 °C	4.2 °C	45 mm	1 day	2 cm	13 days
2024	11.2 °C	18.9 °C	4.6 °C	38 mm	0 days	0 cm	13 days
2023	11.6 °C	19.2 °C	4.6 °C	25 mm	0 days	0 cm	11 days
2022	11.3 °C	19.0 °C	4.2 °C	21 mm	0 days	1 cm	10 days
2021	11.3 °C	18.2 °C	5.0 °C	33 mm	0 days	1 cm	15 days
2020	10.5 °C	17.2 °C	4.7 °C	39 mm	0 days	2 cm	15 days
2019	10.9 °C	17.8 °C	4.7 °C	31 mm	1 day	2 cm	11 days
2018	10.5 °C	18.8 °C	2.7 °C	11 mm	4 days	0 cm	5 days
2017	10.5 °C	16.8 °C	5.2 °C	47 mm	0 days	2 cm	16 days
2016	11.0 °C	18.9 °C	3.8 °C	23 mm	1 day	1 cm	12 days
2015	11.3 °C	18.2 °C	4.4 °C	37 mm	2 days	0 cm	16 days
2014	10.6 °C	16.4 °C	5.6 °C	65 mm	0 days	2 cm	20 days
2013	10.9 °C	18.7 °C	3.5 °C	25 mm	2 days	0 cm	9 days
2012	10.7 °C	18.3 °C	3.5 °C	15 mm	2 days	0 cm	7 days
2011	10.1 °C	16.7 °C	4.1 °C	46 mm	0 days	2 cm	18 days
2010	11.2 °C	19.0 °C	3.6 °C	25 mm	2 days	0 cm	7 days
2009	11.2 °C	18.7 °C	4.0 °C	31 mm	2 days	0 cm	11 days
2008	10.6 °C	18.7 °C	2.7 °C	18 mm	4 days	0 cm	6 days
2007	9.7 °C	16.1 °C	4.2 °C	53 mm	0 days	1 cm	21 days
2006	10.4 °C	17.7 °C	3.5 °C	40 mm	3 days	2 cm	14 days
2005	9.9 °C	17.0 °C	3.2 °C	61 mm	0 days	5 cm	18 days
2004	10.0 °C	17.2 °C	3.4 °C	35 mm	0 days	0 cm	18 days
2003	9.0 °C	16.4 °C	2.5 °C	42 mm	4 days	6 cm	13 days
2002	10.5 °C	17.4 °C	4.6 °C	43 mm	0 days	8 cm	12 days
2001	10.4 °C	17.6 °C	4.4 °C	32 mm	0 days	0 cm	16 days
2000	10.6 °C	18.4 °C	3.6 °C	10 mm	3 days	0 cm	3 days
1999	9.4 °C	16.8 °C	3.0 °C	48 mm	3 days	10 cm	13 days
1998	10.9 °C	18.6 °C	3.6 °C	17 mm	2 days	0 cm	8 days
1997	10.5 °C	17.4 °C	4.6 °C	61 mm	0 days	7 cm	16 days
1996	9.8 °C	17.3 °C	3.1 °C	33 mm	4 days	3 cm	10 days
1995	10.3 °C	17.6 °C	4.1 °C	36 mm	1 day	3 cm	11 days
1994	10.1 °C	17.5 °C	4.0 °C	38 mm	1 day	2 cm	14 days
1993	9.8 °C	16.7 °C	4.1 °C	56 mm	3 days	12 cm	17 days
1992	10.1 °C	17.9 °C	3.1 °C	20 mm	2 days	4 cm	6 days
1991	9.6 °C	16.7 °C	3.3 °C	33 mm	3 days	4 cm	12 days
1990	10.2 °C	17.7 °C	3.9 °C	31 mm	3 days	1 cm	8 days
1989	10.2 °C	17.3 °C	4.0 °C	32 mm	1 day	3 cm	10 days
1988	9.7 °C	16.5 °C	4.2 °C	55 mm	2 days	10 cm	14 days
1987	10.7 °C	18.1 °C	4.0 °C	37 mm	1 day	4 cm	8 days
1986	8.8 °C	15.2 °C	3.3 °C	64 mm	2 days	9 cm	15 days
1985	9.0 °C	15.3 °C	3.7 °C	60 mm	1 day	13 cm	15 days
1984	9.2 °C	17.2 °C	2.2 °C	29 mm	3 days	5 cm	8 days
1983	10.2 °C	17.3 °C	3.9 °C	48 mm	1 day	4 cm	14 days
1982	9.6 °C	16.8 °C	3.6 °C	49 mm	0 days	4 cm	12 days
1981	7.7 °C	14.4 °C	1.7 °C	70 mm	6 days	28 cm	13 days
1980	9.3 °C	15.8 °C	3.6 °C	53 mm	1 day	10 cm	15 days
1979	10.6 °C	18.7 °C	3.5 °C	24 mm	3 days	0 cm	9 days
1978	9.5 °C	17.3 °C	2.7 °C	50 mm	4 days	5 cm	16 days
1977	9.2 °C	16.0 °C	3.3 °C	62 mm	1 day	10 cm	19 days
1976	7.8 °C	14.5 °C	1.8 °C	73 mm	7 days	15 cm	18 days
1975	8.3 °C	14.8 °C	2.9 °C	87 mm	3 days	25 cm	21 days
1974	8.9 °C	16.2 °C	2.7 °C	34 mm	0 days	0 cm	11 days
1973	8.7 °C	15.6 °C	2.9 °C	69 mm	3 days	8 cm	20 days
1972	8.7 °C	15.5 °C	2.9 °C	60 mm	2 days	5 cm	20 days
1971	9.4 °C	17.6 °C	1.4 °C	18 mm	8 days	4 cm	4 days
1970	9.0 °C	16.3 °C	2.6 °C	36 mm	1 day	6 cm	13 days
1969	9.7 °C	17.6 °C	2.1 °C	16 mm	4 days	1 cm	5 days
1968	9.1 °C	17.1 °C	2.4 °C	14 mm	6 days	0 cm	5 days
1967	8.7 °C	15.5 °C	3.7 °C	47 mm	1 day	3 cm	19 days
1966	9.0 °C	15.9 °C	3.1 °C	40 mm	0 days	3 cm	14 days
1965	7.7 °C	14.0 °C	1.8 °C	56 mm	7 days	13 cm	17 days
1964	8.9 °C	15.5 °C	3.1 °C	37 mm	0 days	1 cm	16 days
1963	8.5 °C	14.8 °C	2.9 °C	43 mm	3 days	2 cm	17 days
1962	8.9 °C	15.5 °C	3.4 °C	48 mm	0 days	1 cm	18 days
1961	9.0 °C	15.5 °C	4.0 °C	43 mm	0 days	0 cm	22 days
1960	8.4 °C	14.6 °C	3.2 °C	53 mm	0 days	5 cm	18 days
1959	9.2 °C	16.7 °C	2.3 °C	25 mm	2 days	0 cm	12 days
1958	9.5 °C	16.8 °C	3.3 °C	36 mm	2 days	1 cm	13 days
1957	9.5 °C	17.1 °C	2.0 °C	30 mm	7 days	4 cm	9 days
1956	7.8 °C	13.5 °C	2.8 °C	63 mm	3 days	6 cm	24 days
1955	6.3 °C	12.7 °C	0.8 °C	74 mm	9 days	25 cm	23 days
1954	7.6 °C	13.6 °C	2.5 °C	77 mm	4 days	17 cm	20 days
1953	9.4 °C	16.5 °C	3.1 °C	31 mm	4 days	1 cm	13 days
1952	7.0 °C	13.3 °C	1.3 °C	71 mm	10 days	19 cm	16 days
1951	9.1 °C	16.5 °C	2.0 °C	17 mm	4 days	0 cm	5 days
1950	8.5 °C	14.9 °C	2.2 °C	44 mm	4 days	2 cm	11 days
1949	7.9 °C	14.1 °C	2.4 °C	56 mm	5 days	6 cm	18 days
1948	8.5 °C	16.2 °C	1.7 °C	40 mm	6 days	9 cm	11 days
1947	10.2 °C	18.3 °C	2.1 °C	11 mm	7 days	0 cm	3 days
1946	9.0 °C	17.1 °C	1.8 °C	27 mm	5 days	3 cm	9 days
1945	9.6 °C	16.4 °C	3.9 °C	40 mm	1 day	1 cm	15 days
1944	8.9 °C	15.6 °C	3.0 °C	60 mm	1 day	11 cm	17 days
1943	7.2 °C	14.3 °C	1.1 °C	56 mm	8 days	15 cm	15 days
1942	7.5 °C	15.9 °C	-0.4 °C	26 mm	19 days	2 cm	10 days
1941	8.3 °C	16.0 °C	0.7 °C	26 mm	11 days	5 cm	7 days
1940	8.8 °C	16.8 °C	1.1 °C	16 mm	13 days	1 cm	5 days

September records

Hottest day

23.4 °C

September 29, 2010 estimate

Coldest night

-10.0 °C

September 8, 1955 estimate

Wettest day

19 mm

September 22, 1981 estimate

The weather on your birthday in La Paz

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is La Paz in September?

Highs average 17.6 °C and lows 3.8 °C. A typical September brings 0 hot days (30 °C or more) and 2 frost days.

Does it rain a lot in La Paz in September?

About 36 mm falls in September, over some 13 days with at least 1 mm. The wettest September was 1975 (87 mm), the driest 2000 (10 mm).

What was the warmest September in La Paz?

2023, with a mean temperature of 11.6 °C. The coldest was 1955 (6.3 °C). The last one, 2025, ranks 23 of 86.