Concepción Weather in May

Concepción in May sees high temperatures, with highs around 27°C (81°F) and overnight lows of 17°C (63°F). Rainfall is fairly high at around 139 mm (5.5 in) on average, so pack waterproofs just in case.

Rainfall in Concepción in May

Historically, the month has about 7 days of rain, averaging 139 mm (5.5 in) in total. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.

Temperature in Concepción in May

Temperatures in Concepción in May top out at 27°C (81°F) and drop to 17°C (63°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Concepción in May

The month brings about 181 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Concepción in May

Wind speeds average 4 m/s (8 knots) during May. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in May

The water temperature is 14°C (57°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Concepción.

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 Paraguay, check out our Concepción's climate page.

Concepción Temperature in May

Min Temperature 17°C (63°F)  

Max Temperature 27°C (81°F)  

Water Temperature 14°C (57°F)  

Chance of Rain 23%  

Precipitation 139 mm (5.5 in)  

Rainy days 7 days  

Humidity 77%  

Windspeed 4 m/s (8 knots)  

Sunshine 181 hours  

Percentage Sunshine  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Concepción typically drop from around 27°C (81°F) at the start of May to approximately 24°C (75°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°F) to 18°C (64°F).

Average temperatures in May

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

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

‹ Select year to compare to 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 ›

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Concepción in May

Browse day-by-day weather records for Concepción spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

‹ 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ›

‹ January February March April May June July August September October November December ›

Concepción historical weather extremes in May

According to our 24 years of weather records for Concepción, the following extremes were recorded between 2002 and 2026.

• The hottest May day on record in Concepción reached 36°C (97°F) (May 1, 2024).
• Concepción experienced its chilliest May day on May 31, 2008, reaching only 13°C (55°F).
• The coldest night in May in Concepción was on May 29, 2024, with a minimum of 2°C (36°F).

What to Wear in Concepción in May

Warm temperatures in May make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 14°C (57°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Concepción in May

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Paraguay, check out our Concepción's climate page.

More climate data for Concepción

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Concepción climate overview or explore weather in Paraguay.