Santa Catarina climate — normals and trends
Santa Catarina (Mexico) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 19.4 °C and it receives 552 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 July (24.8 °C on average) and the coldest is January (12.1 °C). Rainfall peaks in September.
Santa Catarina averages 2 frost days, 78 hot days (≥ 30 °C) and 82 rainy days per year.
Santa Catarina has warmed by +1.7 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.8 °C (on 2 May 1983) and the coldest -9.6 °C (on 11 January 1962).
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
Santa CatarinaNuevo León
- coords
- 25.67°, -100.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.4°C
Average daily high
24.6°C
Average daily low
14.4°C
Annual rainfall
552mm
Sunshine / day
10.6h
Mean relative humidity
66%
Average peak wind
11.5km/h
Seasonal range
12.7°C
Frost days (< 0 °C)
2 d/yr
Hot days (≥ 30 °C)
78 d/yr
Rainy days (≥ 1 mm)
82 d/yr
Annual snowfall
1.0 cm
Average feels-like high
25.2 °C
Average feels-like low
14.1 °C
Average peak gust
37.6 km/h
Tropical nights (≥ 20 °C)
54 d/yr
Solar radiation
19.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
40.8 °C
2 May 1983
Coldest day
-9.6 °C
11 January 1962
Wettest day
206 mm
1 July 2010
Windiest day
29.6 km/h
20 July 2005
Strongest gust
119.9 km/h
10 August 1980
Hottest feels-like
41.3 °C
18 June 2023
Coldest feels-like
-14.5 °C
11 January 1962
Snowiest day
6.6 cm
29 January 1949
Sunniest day
13.4 h
26 June 1950
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 | 15.4 °C | -2.2 °C | 15 mm | -18 mm |
| Feb | 22.9 °C | +3.0 °C | 13 mm | -19 mm |
| Mar | 27.5 °C | +4.2 °C | 19 mm | -16 mm |
| Apr | 29.0 °C | +2.5 °C | 3 mm | -42 mm |
| May | 30.3 °C | +2.0 °C | 65 mm | +11 mm |
| Jun | 30.3 °C | +0.6 °C | 15 mm | -29 mm |
| Jul | 29.7 °C | -0.2 °C | 61 mm | +26 mm |
| Aug | 31.2 °C | +1.4 °C | 13 mm | -29 mm |
| Sep | 27.6 °C | +0.7 °C | 81 mm | -28 mm |
| Oct | 27.0 °C | +3.0 °C | 14 mm | -50 mm |
| Nov | 24.8 °C | +4.1 °C | 24 mm | -8 mm |
| Dec | 21.6 °C | +3.2 °C | 21 mm | -7 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 Santa Catarina?
Santa Catarina has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 19.4 °C and it receives 552 mm of precipitation per year.
What is the hottest day ever recorded in Santa Catarina?
The hottest day measured in Santa Catarina between 1940 and 2025 was 2 May 1983, reaching 40.8 °C.
What is the coldest day in Santa Catarina?
The coldest day measured in Santa Catarina between 1940 and 2025 was 11 January 1962, at -9.6 °C.
Does it snow in Santa Catarina?
Almost never: Santa Catarina sees virtually no snow, with about 2 frost days per year.
Has the climate of Santa Catarina warmed?
Yes: Santa Catarina warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Santa Catarina?
The wettest day measured in Santa Catarina between 1940 and 2025 was 1 July 2010, with 206 mm of rain in 24 hours.
What was the windiest day in Santa Catarina?
The windiest day measured in Santa Catarina between 1940 and 2025 was 20 July 2005, with winds reaching 29.6 km/h.
What is the warmest month in Santa Catarina?
The warmest month in Santa Catarina is July (24.8 °C on average); the coldest is January (12.1 °C).
How much does it rain in Santa Catarina?
Santa Catarina receives on average 552 mm of precipitation per year, spread over about 82 rainy days.
Is it sunny in Santa Catarina?
Santa Catarina gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Santa Catarina?
The heaviest 24-hour snowfall measured in Santa Catarina between 1940 and 2025 was 29 January 1949, with 6.6 cm.
Are there tropical nights in Santa Catarina?
Yes: Santa Catarina has on average 54 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Santa Catarina?
In Santa Catarina, between 1940 and 2025, the highest apparent temperature reached 41.3 °C on 18 June 2023, and the lowest was -14.5 °C on 11 January 1962.
Compare Santa Catarina with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Santa Catarina