São Joaquim climate — normals and trends
São Joaquim (Brazil) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 14.3 °C and it receives 1,470 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 (18.3 °C on average) and the coldest is July (9.9 °C). Rainfall peaks in January.
São Joaquim averages 9 frost days, 0 hot days (≥ 30 °C) and 157 rainy days per year.
São Joaquim has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.4 °C (on 15 November 1985) and the coldest -7.2 °C (on 11 July 2004).
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
São JoaquimSanta Catarina
- coords
- -28.29°, -49.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.3°C
Average daily high
19.0°C
Average daily low
10.5°C
Annual rainfall
1,470mm
Sunshine / day
9.0h
Mean relative humidity
81%
Average peak wind
16.6km/h
Seasonal range
8.4°C
Frost days (< 0 °C)
9 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
157 d/yr
Annual snowfall
2.0 cm
Average feels-like high
18.5 °C
Average feels-like low
8.9 °C
Average peak gust
37.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
16.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °C
since 1940
+0.1 °C per decade · r² = 0.25 · 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
31.4 °C
15 November 1985
Coldest day
-7.2 °C
11 July 2004
Wettest day
109 mm
24 December 1995
Windiest day
51.3 km/h
15 September 1956
Strongest gust
118.1 km/h
5 June 1992
Hottest feels-like
34.1 °C
20 February 2017
Coldest feels-like
-13.0 °C
2 August 1991
Snowiest day
16.5 cm
8 June 1985
Sunniest day
13.7 h
2 December 1941
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 | 23.2 °C | 0.0 °C | 195 mm | +36 mm |
| Feb | 25.2 °C | +2.3 °C | 119 mm | -16 mm |
| Mar | 23.4 °C | +1.6 °C | 73 mm | -40 mm |
| Apr | 18.7 °C | -0.4 °C | 85 mm | +1 mm |
| May | 17.0 °C | +0.9 °C | 106 mm | +3 mm |
| Jun | 13.0 °C | -1.6 °C | 199 mm | +92 mm |
| Jul | 14.3 °C | -0.3 °C | 73 mm | -31 mm |
| Aug | 14.8 °C | -1.4 °C | 179 mm | +60 mm |
| Sep | 17.1 °C | -0.3 °C | 193 mm | +48 mm |
| Oct | 17.6 °C | -1.5 °C | 160 mm | +6 mm |
| Nov | 20.5 °C | -0.2 °C | 133 mm | +11 mm |
| Dec | 23.8 °C | +1.4 °C | 182 mm | +59 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 São Joaquim?
São Joaquim has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 14.3 °C and it receives 1,470 mm of precipitation per year.
What is the hottest day ever recorded in São Joaquim?
The hottest day measured in São Joaquim between 1940 and 2025 was 15 November 1985, reaching 31.4 °C.
What is the coldest day in São Joaquim?
The coldest day measured in São Joaquim between 1940 and 2025 was 11 July 2004, at -7.2 °C.
Does it snow in São Joaquim?
Yes. São Joaquim gets on average 2.0 cm of snow per year and has around 9 frost days.
Has the climate of São Joaquim warmed?
Yes: São Joaquim warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in São Joaquim?
The wettest day measured in São Joaquim between 1940 and 2025 was 24 December 1995, with 109 mm of rain in 24 hours.
What was the windiest day in São Joaquim?
The windiest day measured in São Joaquim between 1940 and 2025 was 15 September 1956, with winds reaching 51.3 km/h.
What is the warmest month in São Joaquim?
The warmest month in São Joaquim is January (18.3 °C on average); the coldest is July (9.9 °C).
How much does it rain in São Joaquim?
São Joaquim receives on average 1,470 mm of precipitation per year, spread over about 157 rainy days.
Is it sunny in São Joaquim?
São Joaquim gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
What is the biggest single-day snowfall in São Joaquim?
The heaviest 24-hour snowfall measured in São Joaquim between 1940 and 2025 was 8 June 1985, with 16.5 cm.
Are there tropical nights in São Joaquim?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in São Joaquim.
What was the most extreme apparent temperature in São Joaquim?
In São Joaquim, between 1940 and 2025, the highest apparent temperature reached 34.1 °C on 20 February 2017, and the lowest was -13.0 °C on 2 August 1991.
Compare São Joaquim with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around São Joaquim