Basail, Argentina experiences average highs of 27°C (81°F) and lows of 17°C (63°F) throughout the year. Rainfall is moderate, averaging about 8 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have warmed by 1.8°C (3.2°F) across the available records.
Basail, Argentina Weather & Climate 2026
Monthly climate averages for Basail, Argentina. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.6/10
Best: April, August, September, October, November
UV Index
6
High
Temperature 27°C / 17°C
Feels Like 28°C / 17°C
Rainy Days 8
Rainfall 95 mm
Sunshine 9 h
Humidity 70%
Wind Speed 18 km/h
Dew Point 16°C
Hottest Month
33°C
January
Avg Low 23°C
Rain 8 days
Coldest Month
12°C
July
Avg High 21°C
Rain 4 days
Driest Month
4 days
July
Avg High 21°C
Avg Low 12°C
Windiest Month
20 km/h
October (Gusts 38)
Worst Time to Visit
Consider avoiding January, February due to extreme heat.
Sun Position
Sunrise 07:47
Daylight 10.5h
Sunset 18:19
Live conditions —
Basail on the map · live conditions
Basail, Argentina
- Continent
- Americas
- Country
- Argentina
- City
- Basail
- Population
- 3.7K
- Coordinates
- -27.89°, -59.28°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 27°C
Avg Low 17°C
Rain 8 days/mo
3/3 best months
Summer
Dec–Feb
Avg High 32°C
Avg Low 23°C
Rain 8 days/mo
Autumn
Mar–May
Avg High 26°C
Avg Low 18°C
Rain 9 days/mo
1/3 best months
Winter
Jun–Aug
Avg High 21°C
Avg Low 12°C
Rain 5 days/mo
1/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 33°C / 23°C . Feb: 33°C / 23°C . Mar: 30°C / 21°C . Apr: 26°C / 18°C . May: 22°C / 14°C . Jun: 20°C / 12°C . Jul: 21°C / 12°C . Aug: 24°C / 12°C . Sep: 25°C / 15°C . Oct: 27°C / 17°C . Nov: 30°C / 19°C . Dec: 31°C / 22°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 112 mm. Feb: 71 mm. Mar: 122 mm. Apr: 145 mm. May: 105 mm. Jun: 46 mm. Jul: 35 mm. Aug: 53 mm. Sep: 93 mm. Oct: 124 mm. Nov: 125 mm. Dec: 111 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 64%. Feb: 64%. Mar: 70%. Apr: 76%. May: 79%. Jun: 77%. Jul: 74%. Aug: 66%. Sep: 68%. Oct: 67%. Nov: 66%. Dec: 65%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 17 km/h . Feb: 16 km/h . Mar: 16 km/h . Apr: 16 km/h . May: 17 km/h . Jun: 17 km/h . Jul: 17 km/h . Aug: 20 km/h . Sep: 19 km/h . Oct: 20 km/h . Nov: 19 km/h . Dec: 17 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 11h. Mar: 10h. Apr: 8h. May: 7h. Jun: 7h. Jul: 8h. Aug: 9h. Sep: 9h. Oct: 10h. Nov: 11h. Dec: 12h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 9. Mar: UV 7. Apr: UV 5. May: UV 4. Jun: UV 4. Jul: UV 4. Aug: UV 5. Sep: UV 6. Oct: UV 8. Nov: UV 8. Dec: UV 8.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have warmed by 1.8°C (3.2°F) across the available records. Average rainfall is trending drier by about 41 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Feb 2025 · 37°C | Jan · 33°C |
| Coldest month | Jun 2025 · 10°C | Jul · 12°C |
| Wettest month | May 2025 · 256 mm | Apr · 145 mm |
| Windiest month | Oct 2025 · 20 km/h | Oct · 20 km/h |
Month-by-Month Weather Table
January
Fair 
February
Fair March
Good April best
Excellent May
Good June
Good July
Good August best
Excellent September best
Excellent October best
Excellent November best
Excellent December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 33°C / 23°C | 37°C / 25°C | 8days (112 mm) Wet | 11.3h Excellent | 64% Muggy | 9 Very High | Fair | View Details |
| February | 33°C / 23°C | 36°C / 25°C | 7days (71 mm) Good | 11.1h Excellent | 64% Muggy | 8.5 Very High | Fair | View Details |
| March | 30°C / 21°C | 33°C / 22°C | 10days (122 mm) Wet | 9.9h Good | 70% Muggy | 7.2 Very High | Good | View Details |
| April best | 26°C / 18°C | 28°C / 18°C | 9days (145 mm) Wet | 8.1h Good | 76% Humid | 4.8 Moderate | Excellent | View Details |
| May | 22°C / 14°C | 22°C / 13°C | 9days (105 mm) Wet | 6.7h Fair | 79% Humid | 3.9 Moderate | Good | View Details |
| June | 20°C / 12°C | 19°C / 10°C | 6days (46 mm) Good | 7.1h Good | 77% Humid | 3.5 Moderate | Good | View Details |
| July | 21°C / 12°C | 20°C / 10°C | 4days (35 mm) Good | 7.8h Good | 74% Muggy | 4 Moderate | Good | View Details |
| August best | 24°C / 12°C | 22°C / 10°C | 4days (53 mm) Good | 8.9h Good | 66% Muggy | 5.2 High | Excellent | View Details |
| September best | 25°C / 15°C | 26°C / 13°C | 8days (93 mm) Wet | 9.4h Good | 68% Muggy | 6.3 High | Excellent | View Details |
| October best | 27°C / 17°C | 28°C / 17°C | 9days (124 mm) Wet | 9.7h Good | 67% Muggy | 7.5 Very High | Excellent | View Details |
| November best | 30°C / 19°C | 32°C / 20°C | 8days (125 mm) Wet | 10.7h Excellent | 66% Muggy | 7.8 Very High | Excellent | View Details |
| December | 31°C / 22°C | 35°C / 23°C | 8days (111 mm) Wet | 11.6h Excellent | 65% Muggy | 8.3 Very High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Basail are April, August, September, October, November, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Basail, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Basail is January, with average daytime highs of 33°C (91°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Basail is July, with average overnight lows of 12°C (53°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Basail is April, averaging 145mm of precipitation across 9 rainy days. An umbrella or waterproof jacket is essential.
Basail receives approximately 112 sunshine hours per year. The sunniest month is December with around 12 hours. Based on climate data for Basail.
The least favorable months to visit Basail are January, February, primarily due to extreme heat. For the best conditions, consider April, August, September, October, November instead.
The annual average UV index in Basail is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Basail is 70%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Basail are 18 km/h (11 mph). The windiest month is October with peak winds reaching 20 km/h (12 mph) (gusts up to 38 km/h / 24 mph).
Basail averages 10 clear-sky days per month with overall cloud cover around 43%. The clearest skies occur in August.
The annual average dew point in Basail is 16°C (61°F), which feels noticeably humid. Summer months may feel slightly sticky, but conditions remain manageable for most people.
Basail has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Basail ranges from 17°C (63°F) to 28°C (82°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, July is a great time to visit Basail. It earns a climate score of 7.7/10 with Good.
For July in Basail, pack Warm evening layer, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 21°C (69°F) and 4 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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