Plaque climate — normals and trends
Plaque (Guinea-Bissau) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 26.9 °C and it receives 1,479 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 May (28.3 °C on average) and the coldest is January (25.2 °C). Rainfall peaks in August.
Plaque averages 0 frost days, 266 hot days (≥ 30 °C) and 130 rainy days per year.
Plaque has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.1 °C (on 9 April 2015) and the coldest 15.0 °C (on 21 January 2009).
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
PlaqueBissau
- coords
- 11.88°, -15.62°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.9°C
Average daily high
31.7°C
Average daily low
23.3°C
Annual rainfall
1,479mm
Sunshine / day
10.2h
Mean relative humidity
70%
Average peak wind
14.0km/h
Seasonal range
3.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
266 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.3 °C
Average feels-like low
26.0 °C
Average peak gust
26.9 km/h
Tropical nights (≥ 20 °C)
337 d/yr
Solar radiation
19.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.72 · 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
41.1 °C
9 April 2015
Coldest day
15.0 °C
21 January 2009
Wettest day
251 mm
30 July 1967
Windiest day
33.7 km/h
30 August 2001
Strongest gust
68.4 km/h
30 August 2001
Hottest feels-like
44.5 °C
3 May 2024
Coldest feels-like
11.4 °C
20 January 2009
Sunniest day
12.0 h
1 August 2002
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 | 31.9 °C | +0.4 °C | 0 mm | -0 mm |
| Feb | 33.5 °C | +0.2 °C | 0 mm | -1 mm |
| Mar | 34.3 °C | -0.2 °C | 0 mm | -0 mm |
| Apr | 35.3 °C | +0.6 °C | 0 mm | -0 mm |
| May | 34.3 °C | +0.5 °C | 8 mm | +1 mm |
| Jun | 32.5 °C | +1.0 °C | 76 mm | -41 mm |
| Jul | 29.7 °C | +0.5 °C | 516 mm | +163 mm |
| Aug | 29.2 °C | +0.5 °C | 572 mm | +113 mm |
| Sep | 30.2 °C | +0.7 °C | 484 mm | +139 mm |
| Oct | 32.0 °C | +1.2 °C | 93 mm | -73 mm |
| Nov | 32.0 °C | +0.3 °C | 40 mm | +13 mm |
| Dec | 30.8 °C | -0.4 °C | 0 mm | -2 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 Plaque?
Plaque has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 26.9 °C and it receives 1,479 mm of precipitation per year.
What is the hottest day ever recorded in Plaque?
The hottest day measured in Plaque between 1940 and 2025 was 9 April 2015, reaching 41.1 °C.
What is the coldest day in Plaque?
The coldest day measured in Plaque between 1940 and 2025 was 21 January 2009, at 15.0 °C.
Does it snow in Plaque?
Almost never: Plaque sees virtually no snow, with about 0 frost days per year.
Has the climate of Plaque warmed?
Yes: Plaque warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Plaque?
The wettest day measured in Plaque between 1940 and 2025 was 30 July 1967, with 251 mm of rain in 24 hours.
What was the windiest day in Plaque?
The windiest day measured in Plaque between 1940 and 2025 was 30 August 2001, with winds reaching 33.7 km/h.
What is the warmest month in Plaque?
The warmest month in Plaque is May (28.3 °C on average); the coldest is January (25.2 °C).
How much does it rain in Plaque?
Plaque receives on average 1,479 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Plaque?
Plaque gets on average 10.2 hours of sunshine per day, roughly 3,723 hours per year over 1940-2025.
Are there tropical nights in Plaque?
Yes: Plaque has on average 337 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Plaque?
In Plaque, between 1940 and 2025, the highest apparent temperature reached 44.5 °C on 3 May 2024, and the lowest was 11.4 °C on 20 January 2009.
Compare Plaque with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Plaque