San José Weather in May

May in San José brings moderate temperatures, with highs of 13°C (55°F) and nights dropping to 1°C (34°F). Rainfall is on the higher side this month, averaging around 86 mm (3.4 in), so keep a rain jacket handy.

Rainfall in San José in May

Historically, approximately 3 days this month are expected to have rain, averaging 86 mm (3.4 in). When rain does fall this month, it tends to come down hard. The low number of rain days makes each shower more significant.

Temperature in San José in May

If you're visiting San José in May, expect highs of 13°C (55°F) and overnight lows around 1°C (34°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in San José in May

The month experiences a moderate amount of sunlight, with 185 hours of sunshine. This provides a nice balance between sunshine and clouds.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, November and December typically offer the best circumstances for San José.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Argentina, check out our San José's climate page.

San José Temperature in May

Min Temperature 1°C (34°F)  

Max Temperature 13°C (55°F)  

Chance of Rain 10%  

Precipitation 86 mm (3.4 in)  

Rainy days 3 days  

Humidity 67% *  

Sunshine 185 hours *  

Percentage Sunshine 60% *  

* Data from: Mendoza, Argentina (63 KM, 39 Miles).

What to Wear in San José in May

The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in San José in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Argentina, check out our San José's climate page.

More climate data for San José

Temperature Rainfall Sunshine Humidity

See the full San José climate overview or explore weather in Argentina.