San Rafael Weather in May
During May, San Rafael experiences pleasant daytime temperatures of 18°C (64°F) and cooler nights around 5°C (41°F). Some rainfall is typical during this period.
Rainfall in San Rafael in May
Historically, the month has about 2 days of rain, averaging 34 mm (1.3 in) in total. Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.
Temperature in San Rafael in May
Temperatures in San Rafael in May top out at 18°C (64°F) and drop to 5°C (41°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in San Rafael in May
The month brings about 188 hours of sunlight, offering a comfortable mix of sun and overcast.
Wind Speed in San Rafael in May
May has wind speeds averaging 1 m/s (2 knots). You can expect very gentle conditions with light air movement on typical days. Since this is an average, daily weather varies from perfectly still moments to some breezier days.If you prefer dry days with pleasant temperatures, March, April, August, September, October and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our San Rafael's climate page.
San Rafael Temperature in May
Min Temperature
5°C (41°F)
Max Temperature
18°C (64°F)
Chance of Rain
7%
Precipitation
34 mm (1.3 in)
Rainy days
2 days
Humidity
67%
Windspeed
1 m/s (2 knots)
Sunshine
188 hours
Percentage Sunshine
58%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in San Rafael typically drop from around 20°C (68°F) at the start of May to approximately 16°C (61°F) by the end. Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for San Rafael in May
Browse day-by-day weather records for San Rafael spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
San Rafael historical weather extremes in May
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in San Rafael.
- The hottest May day on record in San Rafael reached 33°C (91°F) (May 16, 2020).
- San Rafael registered its coldest May night on May 29, 2008, with temperatures dropping to -7°C (19°F).
Best Places in Argentina in May
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in San Rafael in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Light rain is possible, so consider bringing a small umbrella or rain jacket. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in San Rafael in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Argentina, check out our San Rafael's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full San Rafael climate overview or explore weather in Argentina.
