ClimateAverages

Rio Gallegos Climate

Santa Cruz, Argentina · population 85,700 · 17 weather stations within 200 km · records 1871 to 2025

Average annual daytime high
12.4°C
Warmest month · January
18.9°C
Typical daytime high
Coldest month · July
-2.5°C
Typical overnight low

Rio Gallegos has an average annual daytime high of 12.4°C, based on the 1951 to 1980 baseline. Its warmest month is January, when highs typically reach 18.9°C, and its coldest is July, with overnight lows near -2.5°C.

Month by month averages

MonthAvg highAvg low
January18.9°C7.1°CWarmest
February18.6°C6.7°C
March16.3°C5.0°C
April12.4°C2.5°C
May7.7°C-0.3°C
June4.5°C-2.3°C
July4.1°C-2.5°CColdest
August6.8°C-0.8°C
September10.7°C0.7°C
October13.9°C2.4°C
November16.5°C4.8°C
December18.0°C6.3°C

Temperature range across the year

-5°2°8°15°21°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2024
+1.3°C vs. 1951–1980
Coldest year on record
1897
-1.4°C vs. 1951–1980

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

Is Rio Gallegos getting hotter?

Since 1900, Rio Gallegos's average temperature has risen by +1.5°C. Compared to the earliest station records that begin in 1871, warming totals +1.5°C.

6.5°7.1°7.6°8.1°8.6°1951–1980 baseline190019251950197520002025

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

Best time to visit
January to December

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

FAQ

What is the average temperature in Rio Gallegos?

Rio Gallegos's average annual daytime high is 12.4°C, based on the 1951 to 1980 baseline period. The warmest month is January, with highs averaging 18.9°C, and the coldest is July, with lows averaging -2.5°C.

What is the warmest month in Rio Gallegos?

January is the warmest month in Rio Gallegos, with typical daytime highs of 18.9°C.

What is the hottest year on record for Rio Gallegos?

2024 is the hottest year on record for Rio Gallegos, running +1.3°C above the 1951 to 1980 baseline.

Is Rio Gallegos getting hotter?

Yes. Since 1900, Rio Gallegos has warmed by roughly +1.5°C.

When is the best time to visit Rio Gallegos?

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

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.