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The average temperature in Piraí do Sul over the whole year is 18°C. January is the hottest month, with highs of about 26°C; July is the coldest, with lows of about 10°C. Piraí do Sul has no sharply defined rainy season: the chance of rain on a given day runs from 41% in July, the driest month, to 65% in October, the wettest. Winds in Piraí do Sul are highest in November, averaging 2.2 m/s (8 km/h), and lightest in June, at 1.3 m/s (5 km/h). The prevailing wind is from the N. The clearest skies in Piraí do Sul come in July, when the sky is typically 60% covered; January is the cloudiest month, at 82%.
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 26°C | 19°C | 27°C | 63% | 82% | 1.6 m/s | 51 | 64 | 17 |
| February | 25°C | 19°C | 26°C | 61% | 66% | 1.6 m/s | 62 | 58 | 23 |
| March | 25°C | 19°C | 26°C | 59% | 76% | 1.5 m/s | 61 | 60 | 23 |
| April | 23°C | 16°C | 23°C | 44% | 72% | 1.5 m/s | 81 | 40 | 44 |
| May | 21°C | 13°C | 21°C | 60% | 68% | 1.4 m/s | 79 | 21 | 62 |
| June | 19°C | 12°C | 18°C | 58% | 71% | 1.3 m/s | 75 | 7 | 75 |
| July | 19°C | 10°C | 17°C | 41% | 60% | 1.3 m/s | 67 | 5 | 76 |
| August | 20°C | 11°C | 18°C | 50% | 66% | 1.6 m/s | 65 | 13 | 70 |
| September | 23°C | 14°C | 22°C | 50% | 65% | 1.8 m/s | 67 | 33 | 51 |
| October | 23°C | 16°C | 23°C | 65% | 78% | 2.0 m/s | 68 | 34 | 49 |
| November | 24°C | 17°C | 24°C | 60% | 73% | 2.2 m/s | 72 | 43 | 41 |
| December | 25°C | 19°C | 26°C | 58% | 78% | 1.7 m/s | 63 | 54 | 28 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Year round, Piraí do Sul has days of about 19°C at their warmest in July, its coolest month, and 26°C in January, its warmest; the coolest hours of the day run from 10°C to 19°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around October and least likely around July. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Winter in Piraí do Sul has typical daily highs of about 19°C and lows of about 11°C, with a 50% chance of rain on a given day.
Spring in Piraí do Sul has typical daily highs of about 23°C and lows of about 16°C, with a 58% chance of rain on a given day.
Summer in Piraí do Sul has typical daily highs of about 25°C and lows of about 19°C, with a 61% chance of rain on a given day.
Autumn in Piraí do Sul has typical daily highs of about 23°C and lows of about 16°C, with a 54% chance of rain on a given day.
Piraí do Sul has no sharply defined rainy season: the chance of rain on a given day runs from 41% in July, the driest month, to 65% in October, the wettest.
Winds in Piraí do Sul are highest in November, averaging 2.2 m/s (8 km/h), and lightest in June, at 1.3 m/s (5 km/h). The prevailing wind is from the N.
The average temperature in Piraí do Sul over the whole year is 18°C. January is the hottest month, with highs of about 26°C; July is the coldest, with lows of about 10°C.