Weather in Chaco

Calculated from weather data of Resistencia International Airport (SARE) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	33.9	32.5	36.1	37.6	33.7	32.5
February	33.2	34.7	34.0	36.2	32.0	31.6
March	31.3	33.0	33.0	30.0	30.8	33.8
April	27.3	27.8	27.3	25.1	27.6	28.6
May	23.4		23.8	21.1	23.3	24.8
June	21.6		23.1	18.3	20.3	23.8
July	22.3		22.6	24.3	22.6	21.5
August	25.3		27.8	24.3	25.6	27.6
September	26.9		26.6	25.1	28.1	28.3
October	28.4		28.8	27.8	27.8	31.6
November	30.9		30.3	31.0	30.0	32.8
December	32.9		31.3	34.2	33.6	32.7
Average	28.5	31.9	28.7	27.7	28.0	29.1

2nd highest temperature of Argentina

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	21.4	21	20	22	21	22
February	20.1	23	20	19	20	20
March	19.3	22	21	18	19	20
April	16.6	20	15	15	16	14
May	13.1		14	10	11	11
June	11.2		14	8	10	13
July	10.7		12	13	8	9
August	11.0		14	10	10	12
September	14.0		15	10	15	14
October	16.5		17	14	15	18
November	18.3		21	15	19	18
December	20.2		22	20	20	19
Average	16.6	21.3	16.9	14.4	15.2	15.6

18th lowest temperature of Argentina

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
30 °C or warmer	84	145	126	144	176
25 °C or warmer	111	261	204	247	271
20 °C or warmer	121	326	292	323	326
0 °C or colder	0	0	2	4	4

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	1.9	2	1	0	1	2
February	2.0	4	1	3	3	2
March	3.4	2	3	4	3	4
April	5.7	15	4	6	2	0
May	9.7		14	12	3	3
June	4.6		3	10	4	4
July	2.7		2	2	1	5
August	2.4		2	0	3	0
September	3.7		7	0	3	0
October	4.5		2	1	1	1
November	2.9		6	2	3	2
December	1.8		5	0	1	2
Average	3.8	5.2	4.0	3.2	2.3	2.0

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (km/h)

Month	Average	2024	2023	2022	2021	2020
January	14.1	15	13	16	15	14
February	12.9	13	13	14	12	14
March	12.7	15	10	15	13	12
April	12.3	12	12	13	13	14
May	12.6		11	12	13	14
June	13.6		14	11	13	15
July	13.9		14	14	13	14
August	16.6		17	15	15	18
September	16.0		17	16	16	17
October	15.7		17	15	12	16
November	14.8		16	14	12	15
December	14.5		16	13	14	15
Average	14.1	13.5	14.2	14.0	13.3	14.7

16th highest wind speed of Argentina

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	SE	E	E	E	SE
February	E	E	SE	SE	E
March	E	NE	SE	SE	E
April	E	E	E	E	E
May		E	S	SE	NE
June		E	SE	SE	E
July		E	NE	NE	E
August		E	E	E	NE
September		SE	SE	SE	SE
October		SE	SE	SE	SE
November		E	E	SE	E
December		E	SE	SE	E

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Chaco weather Q&A

What is the warmest month in Chaco?

The warmest month is January with an average temperature of 34 °C over the past years.

What is the coldest month in Chaco?

The coldest month is June with an average daytime temperature of 22 °C in the past few years.

Which month is the wettest in Chaco?

Chance of precipitation is the highest in May with a probability of around 9.8 %.

Which month is the driest in Chaco?

The least rainfall and snow can be expected in December. The probability is about 1.8 %.