ClimateAverages

Bahia Blanca Climate

Buenos Aires, Argentina · population 276,546 · 15 weather stations within 200 km · records 1852 to 2025

Average annual daytime high
22.3°C
Warmest month · January
31.1°C
Typical daytime high
Coldest month · July
2.1°C
Typical overnight low

Bahia Blanca has an average annual daytime high of 22.3°C, based on the 1951 to 1980 baseline. Its warmest month is January, when highs typically reach 31.1°C, and its coldest is July, with overnight lows near 2.1°C.

Month by month averages

MonthAvg highAvg low
January31.1°C15.3°CWarmest
February30.0°C14.4°C
March26.8°C12.3°C
April21.9°C7.9°C
May17.9°C5.3°C
June13.7°C2.4°C
July13.9°C2.1°CColdest
August16.2°C2.9°C
September19.1°C4.9°C
October21.8°C7.5°C
November26.1°C10.9°C
December29.1°C13.6°C

Temperature range across the year

0°8°17°25°33°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2008
+1.8°C vs. 1951–1980
Coldest year on record
1862
-2.2°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Bahia Blanca getting hotter?

Since 1900, Bahia Blanca's average temperature has risen by +1.6°C. Compared to the earliest station records that begin in 1852, warming totals +2.0°C.

14.6°15.1°15.7°16.2°16.8°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
April to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Bahia Blanca?

Bahia Blanca's average annual daytime high is 22.3°C, based on the 1951 to 1980 baseline period. The warmest month is January, with highs averaging 31.1°C, and the coldest is July, with lows averaging 2.1°C.

What is the warmest month in Bahia Blanca?

January is the warmest month in Bahia Blanca, with typical daytime highs of 31.1°C.

What is the hottest year on record for Bahia Blanca?

2008 is the hottest year on record for Bahia Blanca, running +1.8°C above the 1951 to 1980 baseline.

Is Bahia Blanca getting hotter?

Yes. Since 1900, Bahia Blanca has warmed by roughly +1.6°C.

When is the best time to visit Bahia Blanca?

April to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.