Bahía Blanca weather by month & the best time to visit
🇦🇷 Argentina · beach resort · humid subtropical climate
The best time to visit Bahía Blanca is April — its sunniest month (Sunshine Score 86/100), with December and January close behind. Bahía Blanca averages about 3,009 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 61 mm of rain in April.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 3,009
- Sunniest month
- April
- Peak score
- 86/100
- Rain / year
- 669 mm
- Midday UV at peak
- 11 (extreme)
- Sea at warmest
- 25°C / 77°F
- Population
- 299k
- Elevation
- 75 m
.jpg/960px-Vistas_de_Bahia_Blanca_(24).jpg)
When is the best time to visit Bahía Blanca?
For sunshine, the best time to visit Bahía Blanca is April, then December and January. The dullest month is July (30/100, 37 mm of rain). The full month-by-month picture is in the table below.
How sunny is Bahía Blanca?
Bahía Blanca is one of the sunniest places on Earth: about 3,009 hours of sunshine a year. 56 Sunshine Score points separate April (86) from July (30), so the month you pick matters. It ranks #12 of 41 destinations in Argentina for annual sunshine, above the national median of 2,741 hours. The year's 669 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 85 | 32° / 90°F | 16° / 61°F | 64 mm | 11 | 25° / 77°F |
| February | 84 | 30° / 86°F | 16° / 61°F | 69 mm | 9 | 25° / 77°F |
| March | 84 | 26° / 79°F | 13° / 55°F | 69 mm | 7 | 23° / 73°F |
| April | 86 | 21° / 70°F | 9° / 48°F | 61 mm | 4 | 18° / 64°F |
| May | 60 | 16° / 61°F | 6° / 43°F | 40 mm | 2 | 13° / 55°F |
| June | 31 | 12° / 54°F | 3° / 37°F | 23 mm | 1 | 11° / 52°F |
| July | 30 | 12° / 54°F | 2° / 36°F | 37 mm | 2 | 8° / 46°F |
| August | 45 | 14° / 57°F | 3° / 37°F | 34 mm | 3 | 8° / 46°F |
| September | 73 | 18° / 64°F | 5° / 41°F | 51 mm | 4 | 12° / 54°F |
| October | 81 | 21° / 70°F | 8° / 46°F | 88 mm | 6 | 17° / 63°F |
| November | 83 | 26° / 79°F | 12° / 54°F | 74 mm | 9 | 21° / 70°F |
| December | 86 | 30° / 86°F | 14° / 57°F | 59 mm | 10 | 22° / 72°F |
Sea temperature in Bahía Blanca by month
The sea off Bahía Blanca is warmest in January at around 25°C / 77°F, and coolest in July at 8°C / 46°F. The water sits at a comfortable 21°C or warmer roughly 5 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Bahía Blanca on the interactive sunshine globe →
Nearby places for sunshine
- Buenos Aires (Ezeiza) Argentina · 541 km · best in Dec · 2,741 h sun/yr
- Rosario Argentina · 659 km · best in Sep · 2,737 h sun/yr
- Montevideo Uruguay · 697 km · best in Dec · 2,791 h sun/yr
- San Carlos de Bariloche Argentina · 812 km · best in Feb · 2,627 h sun/yr
- Cordoba Argentina · 845 km · best in Aug · 2,919 h sun/yr
- Mendoza Argentina · 886 km · best in Sep · 3,504 h sun/yr
Nearest destinations
- Viedma / Carmen de Patagones Argentina · 249 km · 3,092 h sun/yr · best in Nov
- Necochea Argentina · 292 km · 2,720 h sun/yr · best in Jan
- San Antonio Oeste Argentina · 333 km · 3,150 h sun/yr · best in Dec
- Mar del Plata Argentina · 410 km · 2,683 h sun/yr · best in Dec
- Puerto Madryn Argentina · 512 km · 3,044 h sun/yr · best in Jan
Put the Bahía Blanca sunshine badge on your site
A compact badge showing Bahía Blanca's sunshine at a glance — free to embed under CC BY 4.0. Paste this wherever you'd like it to appear:
Live preview — this is exactly what your readers see: