Weather by month for central Paraguay, the best months to go and how Paraguay's regions differ, scored from 10 years of climate data.
May, Jun, Jul, Aug
The highest month scores: comfortable temperatures, little rain and plenty of sun.
Highs 25°C to 28°C · 5–11 rain days
Sep
Still good weather, just not quite the top months.
Highs 31°C · 6 rain days
Jan, Feb, Mar, Nov, Dec
The weakest weather of the year: too hot, too cold or too wet.
Highs 32°C to 34°C · 11–14 rain days
Weather by month
Average highs and lows, rain days, sunshine and our month score out of 10.
| Month | High / low | Rain days | Sunshine | Score |
|---|---|---|---|---|
| January | 34°C / 25°C | 14 days (133 mm) | 11.4 h/day | 1.8/10 |
| February | 33°C / 24°C | 13 days (127 mm) | 10.7 h/day | 1.5/10 |
| March | 32°C / 23°C | 12 days (132 mm) | 10.3 h/day | 2.1/10 |
| April | 30°C / 21°C | 9 days (120 mm) | 9.6 h/day | 5.1/10 |
| Best month: May | 26°C / 18°C | 11 days (122 mm) | 7.6 h/day | 7.7/10 |
| Best month: June | 25°C / 17°C | 6 days (50 mm) | 8.0 h/day | 8.7/10 |
| Best month: July | 26°C / 16°C | 5 days (42 mm) | 8.3 h/day | 9.0/10 |
| Best month: August | 28°C / 18°C | 6 days (67 mm) | 8.9 h/day | 7.8/10 |
| September | 31°C / 20°C | 6 days (77 mm) | 9.5 h/day | 6.4/10 |
| October | 32°C / 22°C | 12 days (174 mm) | 9.8 h/day | 4.6/10 |
| November | 33°C / 22°C | 11 days (145 mm) | 10.8 h/day | 3.0/10 |
| December | 33°C / 24°C | 13 days (175 mm) | 11.1 h/day | 2.2/10 |
Figures for central Paraguay; the country's best months are weighted across its cities. Best months are highlighted. How we score months
Month by month
34°C / 25°C · 14 rain days · 11.4 h sun
January is peak summer, with highs around 34°C and about 14 rain days bringing 133mm. The heat and humidity are intense, and this is the lowest-scoring month on the calendar. New Year's Day falls on the 1st. Good for travellers who don't mind heavy heat, but tough for sightseeing on foot.
33°C / 24°C · 13 rain days · 10.7 h sun
Still full summer heat, with highs near 33°C, lows around 24°C and roughly 13 rain days. This is the lowest-scoring month in the year. The combination of heat, humidity and rain makes outdoor days harder work.
32°C / 23°C · 12 rain days · 10.3 h sun
Highs ease slightly to around 32°C but humidity and rain stay high, with 12 rain days and 132mm. Scores remain low. Heroes' Day falls on 1 March. Conditions are still demanding for long days outside.
30°C / 21°C · 9 rain days · 9.6 h sun
Temperatures drop into the low 30s by day and low 20s at night, and rain days fall to about 9. Scores move into 'ok' territory, marking a clear shift away from summer extremes. Maundy Thursday and Good Friday fall on 2 and 3 April.
26°C / 18°C · 11 rain days · 7.6 h sun
May brings real relief: highs around 26°C, lows near 18°C, and rain days drop to about 11. This is one of the best-scoring months. Labour Day is 1 May, and Paraguayan Independence is celebrated on 14 and 15 May.
25°C / 17°C · 6 rain days · 8.0 h sun
June is cooler and notably drier, with highs of 25°C and only about 6 rain days bringing 50mm. It's one of the top months of the year for comfortable conditions. Chaco Armistice Day falls on 12 June.
26°C / 16°C · 5 rain days · 8.3 h sun
July is the driest and highest-scoring month, with highs near 26°C, lows of 16°C and under 5 rain days. Sunshine picks up to 8.3 hours a day. Mild, dry weather makes this the strongest month to visit.
28°C / 18°C · 6 rain days · 8.9 h sun
Warming begins again, with highs of 28°C and still-low rainfall of about 6 rain days. Scores stay high. Founding of Asunción is marked on 15 August, and conditions remain pleasant and dry.
31°C / 20°C · 6 rain days · 9.5 h sun
September brings highs around 31°C and rain days creeping up to about 6, with sunshine near 9.5 hours. It scores well as a transition month between the dry season and the wetter summer. Boqueron Battle Victory Day falls on 29 September.
32°C / 22°C · 12 rain days · 9.8 h sun
Rain returns in force, with 174mm over about 12 rain days and highs climbing to 32°C. Scores drop to 'ok' as humidity builds ahead of summer. This is a month of noticeable change from the dry season.
33°C / 22°C · 11 rain days · 10.8 h sun
Highs reach 33°C with lows around 22°C, and rain days stay near 11. Scores fall further as summer heat and humidity set in. Conditions are demanding for those sensitive to heat.
33°C / 24°C · 13 rain days · 11.1 h sun
December is hot and wet, with highs of 33°C and 175mm of rain over about 13 days. It scores among the lowest months of the year. The Virgin of Caacupe is celebrated on 8 December, and Christmas Day falls on the 25th, both during the heaviest heat of summer.
By trip type
City sightseeing
May to August works best for city trips. Highs sit between 25.1°C and 28.2°C, so walking around towns and sightseeing stays comfortable without the sticky heat of the summer months.
Hiking & nature
June and July are the top months for hiking. Rain drops to just 4.9 to 6.4 days a month and 42-50mm of rainfall, giving trails a better chance of staying dry underfoot.
Events calendar
Public holidays: New Year's Day (1 Jan)
Public holidays: Heroes' day (1 Mar)
Public holidays: Maundy Thursday (2 Apr), Good Friday (3 Apr)
Public holidays: Labour Day (1 May), Paraguayan Independence (14 May), Paraguayan Independence (15 May)
Public holidays: Chaco Armistice (12 Jun)
Public holidays: Founding of Asunción (15 Aug)
Public holidays: Boqueron Battle Victory Day (29 Sep)
Public holidays: Virgin of Caacupe (8 Dec), Christmas Day (25 Dec)
Keep planning
FAQ
Yes, July is one of the best months to visit. It scores 9 out of 10, the highest of the year. Days reach 25.9°C and nights cool to 16°C, with only 4.9 rain days and 42mm of rain, so the weather stays dry and comfortable.
No, January scores just 1.8 out of 10 and ranks as one of the toughest months. Highs hit 33.9°C, the hottest of the year, with 13.7 rain days and 133mm of rain. The heat and humidity make daytime activities harder going.
Yes, August scores 7.8 out of 10 and counts among the best months. Highs sit at 28.2°C with lows of 17.5°C, and rain stays light at 67mm over 5.7 days, giving warm, mostly dry conditions.
July is the top month, scoring 9 out of 10. June, August and May follow close behind, all rated 'best' with scores between 7.7 and 8.7. These months combine mild highs around 25-30°C with the lowest rain totals of the year, under 70mm in June and July.
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