Weather in Bahía Blanca - 14-day forecast

Detailed weather forecast for Bahía Blanca, Argentina: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Bahía Blanca

today☁️ 16°night 11°

Thu☁️ 13°💧 1.1 mm

Fri🌧️ 12°💧 2.4 mm

Sat🌧️ 12°💧 7.5 mm

Sun☀️ 10°💧 0.4 mm

Mon☁️ 8°💧 0.1 mm

Tue☁️ 14°💧 18.2 mm

Wed🌤️ 10°💧 0.2 mm

14-day forecast - Bahía Blanca

📅 Bahía Blanca 30 & 45-day weather - long-range outlook

Next 15 days · forecast

12°

around 10° at night · days with rain: 9

Weeks 3-4 · avg for July

14°

around 3° at night · rain chance 25%

Weeks 5-7 · avg for August

17°

around 4° at night · rain chance 18%

The 30 & 45-day outlook for Bahía Blanca: the next 15 days are a numerical forecast updated daily - on average 12° by day and 10° at night. Further out we rely on multi-year climate averages: around 14° in July, and about 17° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Bahía Blanca

Wednesday8 July 2026

☁️16°overcast clouds

sunrise 08:27 · sunset 18:02 · night 11° · evening 12° · humidity 30% · wind 6 m/s · clouds 100%

Thursday9 July 2026

☁️13°broken clouds

sunrise 08:26 · sunset 18:02 · night 11° · evening 9° · rain 1.11 mm · humidity 73% · wind 4 m/s · clouds 69%

Friday10 July 2026

🌧️12°moderate rain

sunrise 08:26 · sunset 18:03 · night 10° · evening 12° · rain 2.43 mm · humidity 64% · wind 2 m/s · clouds 100%

Saturday11 July 2026

🌧️12°moderate rain

sunrise 08:26 · sunset 18:04 · night 9° · evening 11° · rain 7.53 mm · humidity 79% · wind 7 m/s · clouds 94%

Sunday12 July 2026

☀️10°clear sky

sunrise 08:25 · sunset 18:04 · night 7° · evening 10° · rain 0.36 mm · humidity 49% · wind 6 m/s · clouds 2%

Monday13 July 2026

☁️8°overcast clouds

sunrise 08:25 · sunset 18:05 · night 8° · evening 9° · rain 0.12 mm · humidity 59% · wind 3 m/s · clouds 100%

Tuesday14 July 2026

☁️14°overcast clouds

sunrise 08:24 · sunset 18:06 · night 14° · evening 15° · rain 18.24 mm · humidity 49% · wind 6 m/s · clouds 100%

Wednesday15 July 2026

🌤️10°scattered clouds

sunrise 08:24 · sunset 18:06 · night 7° · evening 9° · rain 0.24 mm · humidity 53% · wind 6 m/s · clouds 42%

Thursday16 July 2026

☁️10°overcast clouds

sunrise 08:23 · sunset 18:07 · night 8° · evening 11° · rain 2.34 mm · humidity 38% · wind 4 m/s · clouds 100%

Friday17 July 2026

☀️13°clear sky

sunrise 08:23 · sunset 18:08 · night 11° · evening 11° · rain 17.64 mm · humidity 41% · wind 4 m/s · clouds 5%

Saturday18 July 2026

🌧️11°light rain

sunrise 08:22 · sunset 18:09 · night 11° · evening 11° · rain 1.02 mm · humidity 77% · wind 2 m/s · clouds 100%

Sunday19 July 2026

🌧️16°moderate rain

sunrise 08:22 · sunset 18:09 · night 15° · evening 15° · rain 13.26 mm · humidity 75% · wind 2 m/s · clouds 70%

Monday20 July 2026

🌧️13°moderate rain

sunrise 08:21 · sunset 18:10 · night 10° · evening 12° · rain 3.63 mm · humidity 45% · wind 5 m/s · clouds 12%

Tuesday21 July 2026

🌧️12°light rain

sunrise 08:20 · sunset 18:11 · night 9° · evening 11° · rain 0.51 mm · humidity 55% · wind 4 m/s · clouds 100%

Wednesday22 July 2026

☁️9°overcast clouds

sunrise 08:20 · sunset 18:12 · night 7° · evening 8° · humidity 75% · wind 5 m/s · clouds 100%

☀️ UV index in Bahía Blanca - is it safe to sunbathe?

Today the UV index in Bahía Blanca is 1 (low). You can safely stay outside. Sunscreen only matters for very long exposure.

🌊 Sea temperature - Bahía Blanca

Water today

8°C

Week avg

8°C

Waves today

0 m

How's the water?

very cold

16-day sea temperature forecast:

8.07 8°C9.07 8°C10.07 8°C11.07 8°C12.07 8°C13.07 8°C14.07 8°C15.07 8°C16.07 8°C

Average sea temperature through the year:

Jan 25°CFeb 25°CMar 23°CApr 18°CMay 14°CJun 11°CJul 8°CAug 9°CSep 11°COct 16°CNov 19°CDec 22°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Bahía Blanca

Air quality in Bahía Blanca is currently very good. Fine particulate PM2.5: 2 µg/m³, PM10: 2.5 µg/m³.

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Posadas	44.5	45.5	moderate
Mendoza	16.9	18.5	good
Tucumán	14.7	15.1	good
Quilmes	9.9	10.1	very good
Buenos Aires	9.9	10.1	very good
Moron	7.7	7.9	very good
San Juan	7.4	10	very good
La Plata	7.3	7.5	very good
Neuquén	6.5	7.9	very good
Salta	6.1	7	very good
Resistencia	5.1	5.2	very good
Santa Fe	4.2	4.4	very good
Cordoba	4.2	4.3	very good
Parana	4.1	4.3	very good
San Salvador de Jujuy	3.8	4.3	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-07, 22:00).

Bahía Blanca weather through the year

Warmest, driest months on average: January, February, March, April.

🎉 Public holidays in Bahía Blanca - when are the long weekends?

Next long weekend in Bahía Blanca: Independence Day (9 July, Thursday) - Thursday–Sunday if you take Friday off (4 days).

9 JulyThursday

Independence Day

🎈 long weekend + bridge day

17 AugustMonday

General José de San Martín Memorial Day

🎈 long weekend

12 OctoberMonday

Day of Respect for Cultural Diversity

🎈 long weekend

23 NovemberMonday

National Sovereignty Day

🎈 long weekend

8 DecemberTuesday

Immaculate Conception Day

🎈 long weekend + bridge day

25 DecemberFriday

Christmas Day

🎈 long weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

8 FebruaryMonday 2027

Carnival

🎈 long weekend

9 FebruaryTuesday 2027

Carnival

🎈 long weekend + bridge day

24 MarchWednesday 2027

Day of Remembrance for Truth and Justice

26 MarchFriday 2027

Good Friday

🎈 long weekend

2 AprilFriday 2027

Day of the Veterans and Fallen of the Malvinas War

🎈 long weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

Mar del PlataLa PlataBuenos AiresMontevideo

FAQ - Bahía Blanca weather

What is the weather like in Bahía Blanca today?

Today it is about 16° during the day and 11° at night, overcast clouds.

How far ahead can I check the forecast for Bahía Blanca?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.