Itaiópolis climate — normals and trends
Itaiópolis (Brazil) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 17.3 °C and it receives 1,576 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is January (21.0 °C on average) and the coldest is July (13.0 °C). Rainfall peaks in January.
Itaiópolis averages 2 frost days, 9 hot days (≥ 30 °C) and 160 rainy days per year.
Itaiópolis has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 1 to 3 per year over the period.
The hottest day of the period reached 34.1 °C (on 16 November 1985) and the coldest -5.8 °C (on 18 July 1975).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
ItaiópolisSanta Catarina
- coords
- -26.34°, -49.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.3°C
Average daily high
22.4°C
Average daily low
13.5°C
Annual rainfall
1,576mm
Sunshine / day
8.0h
Mean relative humidity
83%
Average peak wind
13.9km/h
Seasonal range
8.0°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
160 d/yr
Annual snowfall
0.0 cm
Average feels-like high
23.5 °C
Average feels-like low
13.2 °C
Average peak gust
31.7 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
15.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.35 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
34.1 °C
16 November 1985
Coldest day
-5.8 °C
18 July 1975
Wettest day
109 mm
22 September 2013
Windiest day
41.5 km/h
15 September 1956
Strongest gust
103.0 km/h
19 September 2012
Hottest feels-like
39.2 °C
27 December 2013
Coldest feels-like
-10.1 °C
18 July 1975
Snowiest day
2.0 cm
23 July 2013
Sunniest day
13.6 h
8 December 2000
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 26.5 °C | +0.4 °C | 149 mm | -45 mm |
| Feb | 28.4 °C | +2.5 °C | 167 mm | -2 mm |
| Mar | 27.3 °C | +2.4 °C | 88 mm | -40 mm |
| Apr | 22.8 °C | +0.2 °C | 48 mm | -38 mm |
| May | 21.2 °C | +1.4 °C | 74 mm | -26 mm |
| Jun | 17.6 °C | -0.7 °C | 185 mm | +86 mm |
| Jul | 17.7 °C | -0.6 °C | 28 mm | -62 mm |
| Aug | 19.1 °C | -0.9 °C | 86 mm | -14 mm |
| Sep | 21.4 °C | +0.3 °C | 130 mm | -16 mm |
| Oct | 21.0 °C | -1.4 °C | 152 mm | -21 mm |
| Nov | 24.1 °C | 0.0 °C | 141 mm | +6 mm |
| Dec | 27.8 °C | +2.4 °C | 129 mm | -28 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Itaiópolis?
Itaiópolis has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 17.3 °C and it receives 1,576 mm of precipitation per year.
What is the hottest day ever recorded in Itaiópolis?
The hottest day measured in Itaiópolis between 1940 and 2025 was 16 November 1985, reaching 34.1 °C.
What is the coldest day in Itaiópolis?
The coldest day measured in Itaiópolis between 1940 and 2025 was 18 July 1975, at -5.8 °C.
Does it snow in Itaiópolis?
Almost never: Itaiópolis sees virtually no snow, with about 2 frost days per year.
Has the climate of Itaiópolis warmed?
Yes: Itaiópolis warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Itaiópolis?
The wettest day measured in Itaiópolis between 1940 and 2025 was 22 September 2013, with 109 mm of rain in 24 hours.
What was the windiest day in Itaiópolis?
The windiest day measured in Itaiópolis between 1940 and 2025 was 15 September 1956, with winds reaching 41.5 km/h.
What is the warmest month in Itaiópolis?
The warmest month in Itaiópolis is January (21.0 °C on average); the coldest is July (13.0 °C).
How much does it rain in Itaiópolis?
Itaiópolis receives on average 1,576 mm of precipitation per year, spread over about 160 rainy days.
Is it sunny in Itaiópolis?
Itaiópolis gets on average 8.0 hours of sunshine per day, roughly 2,920 hours per year over 1940-2025.
What is the biggest single-day snowfall in Itaiópolis?
The heaviest 24-hour snowfall measured in Itaiópolis between 1940 and 2025 was 23 July 2013, with 2.0 cm.
Are there tropical nights in Itaiópolis?
Yes: Itaiópolis has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Itaiópolis?
In Itaiópolis, between 1940 and 2025, the highest apparent temperature reached 39.2 °C on 27 December 2013, and the lowest was -10.1 °C on 18 July 1975.
Compare Itaiópolis with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Itaiópolis