Almeirim climate — normals and trends
Almeirim (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.0 °C and it receives 1,625 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 October (28.8 °C on average) and the coldest is February (26.0 °C). Rainfall peaks in April.
Almeirim averages 0 frost days, 213 hot days (≥ 30 °C) and 219 rainy days per year.
Almeirim has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.7 °C (on 14 November 2023) and the coldest 21.1 °C (on 3 June 1977).
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
AlmeirimPará
- coords
- -1.52°, -52.58°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.0°C
Average daily high
30.5°C
Average daily low
24.4°C
Annual rainfall
1,625mm
Sunshine / day
9.9h
Mean relative humidity
81%
Average peak wind
12.0km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
213 d/yr
Rainy days (≥ 1 mm)
219 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.9 °C
Average feels-like low
28.5 °C
Average peak gust
28.8 km/h
Tropical nights (≥ 20 °C)
364 d/yr
Solar radiation
17.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.40 · 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
35.7 °C
14 November 2023
Coldest day
21.1 °C
3 June 1977
Wettest day
241 mm
2 May 2017
Windiest day
23.2 km/h
14 December 1941
Strongest gust
55.1 km/h
23 October 1972
Hottest feels-like
43.2 °C
9 October 1999
Coldest feels-like
23.4 °C
5 March 1960
Sunniest day
11.9 h
23 December 2020
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 | 30.1 °C | +0.6 °C | 178 mm | -23 mm |
| Feb | 29.2 °C | +0.2 °C | 288 mm | +69 mm |
| Mar | 29.3 °C | +0.3 °C | 375 mm | +118 mm |
| Apr | 29.8 °C | +0.8 °C | 249 mm | -20 mm |
| May | 30.1 °C | +1.0 °C | 227 mm | +7 mm |
| Jun | 30.2 °C | +0.7 °C | 234 mm | +108 mm |
| Jul | 30.5 °C | +0.5 °C | 139 mm | +63 mm |
| Aug | 31.4 °C | +0.1 °C | 64 mm | +21 mm |
| Sep | 32.3 °C | -0.1 °C | 8 mm | -20 mm |
| Oct | 32.9 °C | -0.1 °C | 20 mm | -7 mm |
| Nov | 32.9 °C | +0.4 °C | 27 mm | -23 mm |
| Dec | 31.7 °C | +0.5 °C | 89 mm | -21 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 Almeirim?
Almeirim has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 1,625 mm of precipitation per year.
What is the hottest day ever recorded in Almeirim?
The hottest day measured in Almeirim between 1940 and 2025 was 14 November 2023, reaching 35.7 °C.
What is the coldest day in Almeirim?
The coldest day measured in Almeirim between 1940 and 2025 was 3 June 1977, at 21.1 °C.
Does it snow in Almeirim?
Almost never: Almeirim sees virtually no snow, with about 0 frost days per year.
Has the climate of Almeirim warmed?
Yes: Almeirim warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Almeirim?
The wettest day measured in Almeirim between 1940 and 2025 was 2 May 2017, with 241 mm of rain in 24 hours.
What was the windiest day in Almeirim?
The windiest day measured in Almeirim between 1940 and 2025 was 14 December 1941, with winds reaching 23.2 km/h.
What is the warmest month in Almeirim?
The warmest month in Almeirim is October (28.8 °C on average); the coldest is February (26.0 °C).
How much does it rain in Almeirim?
Almeirim receives on average 1,625 mm of precipitation per year, spread over about 219 rainy days.
Is it sunny in Almeirim?
Almeirim gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Almeirim?
Yes: Almeirim has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Almeirim?
In Almeirim, between 1940 and 2025, the highest apparent temperature reached 43.2 °C on 9 October 1999, and the lowest was 23.4 °C on 5 March 1960.
Compare Almeirim with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Almeirim