Pacajus climate — normals and trends
Pacajus (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.7 °C and it receives 912 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 November (27.6 °C on average) and the coldest is April (26.0 °C). Rainfall peaks in March.
Pacajus averages 0 frost days, 281 hot days (≥ 30 °C) and 149 rainy days per year.
Pacajus has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.4 °C (on 29 October 2021) and the coldest 18.1 °C (on 25 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
PacajusCeará
- coords
- -4.17°, -38.46°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.7°C
Average daily high
31.5°C
Average daily low
23.4°C
Annual rainfall
912mm
Sunshine / day
10.8h
Mean relative humidity
75%
Average peak wind
18.4km/h
Seasonal range
1.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
281 d/yr
Rainy days (≥ 1 mm)
149 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.4 °C
Average feels-like low
26.7 °C
Average peak gust
38.5 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
20.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.45 · 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
36.4 °C
29 October 2021
Coldest day
18.1 °C
25 July 1975
Wettest day
129 mm
29 May 2017
Windiest day
32.0 km/h
15 August 1991
Strongest gust
61.9 km/h
28 September 1944
Hottest feels-like
42.1 °C
2 March 2024
Coldest feels-like
18.4 °C
25 July 1975
Sunniest day
12.2 h
17 December 2024
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 | 31.6 °C | +0.1 °C | 180 mm | +86 mm |
| Feb | 30.9 °C | +0.3 °C | 173 mm | +35 mm |
| Mar | 30.5 °C | +0.6 °C | 197 mm | -21 mm |
| Apr | 31.0 °C | +1.2 °C | 100 mm | -101 mm |
| May | 31.2 °C | +1.0 °C | 60 mm | -64 mm |
| Jun | 31.0 °C | +0.5 °C | 81 mm | +29 mm |
| Jul | 31.9 °C | +0.6 °C | 13 mm | -12 mm |
| Aug | 32.8 °C | +0.1 °C | 9 mm | +4 mm |
| Sep | 33.8 °C | +0.8 °C | 1 mm | -3 mm |
| Oct | 33.8 °C | +0.8 °C | 1 mm | -6 mm |
| Nov | 32.7 °C | -0.1 °C | 7 mm | -4 mm |
| Dec | 32.4 °C | 0.0 °C | 17 mm | -17 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 Pacajus?
Pacajus has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.7 °C and it receives 912 mm of precipitation per year.
What is the hottest day ever recorded in Pacajus?
The hottest day measured in Pacajus between 1940 and 2025 was 29 October 2021, reaching 36.4 °C.
What is the coldest day in Pacajus?
The coldest day measured in Pacajus between 1940 and 2025 was 25 July 1975, at 18.1 °C.
Does it snow in Pacajus?
Almost never: Pacajus sees virtually no snow, with about 0 frost days per year.
Has the climate of Pacajus warmed?
Yes: Pacajus warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Pacajus?
The wettest day measured in Pacajus between 1940 and 2025 was 29 May 2017, with 129 mm of rain in 24 hours.
What was the windiest day in Pacajus?
The windiest day measured in Pacajus between 1940 and 2025 was 15 August 1991, with winds reaching 32.0 km/h.
What is the warmest month in Pacajus?
The warmest month in Pacajus is November (27.6 °C on average); the coldest is April (26.0 °C).
How much does it rain in Pacajus?
Pacajus receives on average 912 mm of precipitation per year, spread over about 149 rainy days.
Is it sunny in Pacajus?
Pacajus gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Pacajus?
Yes: Pacajus has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Pacajus?
In Pacajus, between 1940 and 2025, the highest apparent temperature reached 42.1 °C on 2 March 2024, and the lowest was 18.4 °C on 25 July 1975.
Compare Pacajus with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Pacajus