, with very mild winters (from May to August), and very hot, muggy and rainy summers (from November to March).
The city is located in the center of Paraguay, practically at the Tropic of Capricorn, on the banks of the Paraguay River.
The rains are abundant in the hot period: precipitation exceeds 100 millimeters (4 inches) per month from October to May. Winter is the driest season: in July and August, it rains on average for 5/6 days a month. In summer, the rains often occur in the form of thunderstorms, sometimes intense and accompanied by hail and gusts of wind. When the rains are particularly abundant, the river can overflow, flooding parts of the city.
In winter, clashes between air masses can lead to sudden changes in temperature. There are hot periods, with highs around 30 °C (86 °F) or higher, however, there can also be quite cold periods, usually of short duration, in which the temperature can drop to about 0 °C (32 °F) at night, while during the day it can remain around 11/12 °C (52/54 °F).
Instead, from mid-August to April there can be heat waves, in which the temperature reaches 40 °C (104 °F).
. Here are the average temperatures.
January, the hottest month of the year, is generally a very hot month. The average temperature is of
29.1 °C, with a minimum of
23.3 °C and a maximum of
34.8 °C.
On the coldest nights of the month, the temperature usually drops to around
18.5 °C. However, it dropped to
13.3 °C in January 1996.
On the warmest days of the month, the temperature usually reaches around
38.5 °C. However, it reached
41.6 °C in January 2004.
Precipitation amounts to
155 mm, distributed over 10 days.
The day lasts on average 13 hours and 25 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 70%.
The average wind speed is of
10.1 kph.
February is generally a very hot, muggy month. The average temperature is of
28.4 °C, with a minimum of
22.8 °C and a maximum of
34 °C.
On the coldest nights of the month, the temperature usually drops to around
17.5 °C. However, it dropped to
14 °C in February 2020.
On the warmest days of the month, the temperature usually reaches around
38 °C. However, it reached
41 °C in February 2005.
Precipitation amounts to
125 mm, distributed over 9 days.
The day lasts on average 12 hours and 55 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
9.6 kph.
March is generally a warm to hot, muggy month. The average temperature is of
27.5 °C, with a minimum of
21.5 °C and a maximum of
33.4 °C.
On the coldest nights of the month, the temperature usually drops to around
15.5 °C. However, it dropped to
10.4 °C in March 2012.
On the warmest days of the month, the temperature usually reaches around
37.5 °C. However, it reached
40 °C in March 2013.
Precipitation amounts to
140 mm, distributed over 8 days.
The day lasts on average 12 hours and 10 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
8.5 kph.
April is generally a warm to hot, muggy month. The average temperature is of
25.4 °C, with a minimum of
19.3 °C and a maximum of
31.6 °C.
On the coldest nights of the month, the temperature usually drops to around
11.5 °C. However, it dropped to
2.6 °C in April 1997.
On the warmest days of the month, the temperature usually reaches around
36 °C. However, it reached
38.2 °C in April 2004.
Precipitation amounts to
125 mm, distributed over 7 days.
The day lasts on average 11 hours and 30 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of
9.6 kph.
May is generally a warm month. The average temperature is of
21.6 °C, with a minimum of
15.8 °C and a maximum of
27.4 °C.
On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
4 °C in May 2007.
On the warmest days of the month, the temperature usually reaches around
33.5 °C. However, it reached
36.5 °C in May 2018.
Precipitation amounts to
125 mm, distributed over 7 days.
The day lasts on average 11 hours and 0 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
9.8 kph.
June is generally a warm month. The average temperature is of
20.6 °C, with a minimum of
14.8 °C and a maximum of
26.4 °C.
On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
0 °C in June 1996.
On the warmest days of the month, the temperature usually reaches around
32.5 °C. However, it reached
34.8 °C in June 2007.
Precipitation amounts to
60 mm, distributed over 7 days.
The day lasts on average 10 hours and 40 minutes. June 21, the winter solstice, is the shortest day of the year in the Southern Hemisphere.
There are on average 5 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 76%. Hence, the air is normally humid.
The average wind speed is of
11.2 kph.
July, the coldest month of the year, is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
19.9 °C, with a minimum of
13.2 °C and a maximum of
26.5 °C.
On the coldest nights of the month, the temperature usually drops to around
3 °C. However, it dropped to
-1.5 °C in July 2001.
On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
36.4 °C in July 2017.
Precipitation amounts to
45 mm, distributed over 5 days.
The day lasts on average 10 hours and 55 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 54% of the time.
The average humidity is 70%.
The average wind speed is of
12 kph.
August is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
22.1 °C, with a minimum of
14.7 °C and a maximum of
29.6 °C.
On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
-2.8 °C in August 1993.
On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
39.3 °C in August 2017.
Precipitation amounts to
55 mm, distributed over 6 days.
The day lasts on average 11 hours and 25 minutes.
There are on average 5 hours of sunshine per day. So, the sun shines 44% of the time.
The average humidity is 62%.
The average wind speed is of
13.2 kph.
September is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
24.2 °C, with a minimum of
17 °C and a maximum of
31.5 °C.
On the coldest nights of the month, the temperature usually drops to around
7 °C. However, it dropped to
1.8 °C in September 2006.
On the warmest days of the month, the temperature usually reaches around
39 °C. However, it reached
40.8 °C in September 1999.
Precipitation amounts to
70 mm, distributed over 7 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 60%.
The average wind speed is of
13.6 kph.
October is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
26.7 °C, with a minimum of
20.2 °C and a maximum of
33.2 °C.
On the coldest nights of the month, the temperature usually drops to around
13 °C. However, it dropped to
9 °C in October 1999.
On the warmest days of the month, the temperature usually reaches around
39 °C. However, it reached
42.6 °C in October 2020.
Precipitation amounts to
125 mm, distributed over 8 days.
The day lasts on average 12 hours and 40 minutes.
There are on average 6.5 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 66%.
The average wind speed is of
13.2 kph.
November is generally a warm to hot month. The average temperature is of
27 °C, with a minimum of
20.6 °C and a maximum of
33.4 °C.
On the coldest nights of the month, the temperature usually drops to around
14.5 °C. However, it dropped to
9.5 °C in November 2016.
On the warmest days of the month, the temperature usually reaches around
38.5 °C. However, it reached
41 °C in November 2019.
Precipitation amounts to
160 mm, distributed over 8 days.
The day lasts on average 13 hours and 20 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 69%.
The average wind speed is of
11.3 kph.
December is generally a very hot month. The average temperature is of
28.5 °C, with a minimum of
22.7 °C and a maximum of
34.3 °C.
On the coldest nights of the month, the temperature usually drops to around
17 °C. However, it dropped to
11.4 °C in December 2010.
On the warmest days of the month, the temperature usually reaches around
38.5 °C. However, it reached
41 °C in December 1999.
Precipitation amounts to
165 mm, distributed over 10 days.
The day lasts on average 13 hours and 35 minutes. December 21, the summer solstice, is the longest day of the year in the Southern Hemisphere.
There are on average 7 hours of sunshine per day. So, the sun shines 53% of the time.
The average humidity is 70%.
The average wind speed is of
10.6 kph.