Greenville climate — normals and trends
Greenville (Liberia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.6 °C and it receives 2,428 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 April (26.6 °C on average) and the coldest is August (24.5 °C). Rainfall peaks in June.
Greenville averages 0 frost days, 1 hot days (≥ 30 °C) and 323 rainy days per year.
Greenville has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.2 °C (on 28 January 2013) and the coldest 21.1 °C (on 10 January 1957).
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
GreenvilleSinoe County
- coords
- 5.01°, -9.04°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.6°C
Average daily high
27.2°C
Average daily low
24.4°C
Annual rainfall
2,428mm
Sunshine / day
9.7h
Mean relative humidity
84%
Average peak wind
14.8km/h
Seasonal range
2.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
323 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.8 °C
Average feels-like low
28.3 °C
Average peak gust
26.1 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
16.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.69 · 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
31.2 °C
28 January 2013
Coldest day
21.1 °C
10 January 1957
Wettest day
264 mm
25 May 2017
Windiest day
32.2 km/h
17 June 2022
Strongest gust
49.3 km/h
17 June 2022
Hottest feels-like
38.4 °C
4 May 1995
Coldest feels-like
20.4 °C
6 January 2016
Sunniest day
12.0 h
21 June 1949
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 | 28.8 °C | +1.0 °C | 100 mm | -3 mm |
| Feb | 28.7 °C | +0.7 °C | 100 mm | -14 mm |
| Mar | 28.5 °C | +0.3 °C | 130 mm | -18 mm |
| Apr | 28.7 °C | +0.3 °C | 156 mm | -25 mm |
| May | 28.2 °C | +0.4 °C | 331 mm | +44 mm |
| Jun | 26.8 °C | +0.1 °C | 612 mm | +271 mm |
| Jul | 26.1 °C | +0.3 °C | 134 mm | -56 mm |
| Aug | 25.4 °C | -0.1 °C | 151 mm | -53 mm |
| Sep | 26.3 °C | +0.4 °C | 534 mm | +209 mm |
| Oct | 27.0 °C | +0.4 °C | 560 mm | +316 mm |
| Nov | 27.8 °C | +0.4 °C | 244 mm | +80 mm |
| Dec | 28.0 °C | +0.3 °C | 130 mm | +0 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 Greenville?
Greenville has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 2,428 mm of precipitation per year.
What is the hottest day ever recorded in Greenville?
The hottest day measured in Greenville between 1940 and 2025 was 28 January 2013, reaching 31.2 °C.
What is the coldest day in Greenville?
The coldest day measured in Greenville between 1940 and 2025 was 10 January 1957, at 21.1 °C.
Does it snow in Greenville?
Almost never: Greenville sees virtually no snow, with about 0 frost days per year.
Has the climate of Greenville warmed?
Yes: Greenville warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Greenville?
The wettest day measured in Greenville between 1940 and 2025 was 25 May 2017, with 264 mm of rain in 24 hours.
What was the windiest day in Greenville?
The windiest day measured in Greenville between 1940 and 2025 was 17 June 2022, with winds reaching 32.2 km/h.
What is the warmest month in Greenville?
The warmest month in Greenville is April (26.6 °C on average); the coldest is August (24.5 °C).
How much does it rain in Greenville?
Greenville receives on average 2,428 mm of precipitation per year, spread over about 323 rainy days.
Is it sunny in Greenville?
Greenville gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
Are there tropical nights in Greenville?
Yes: Greenville has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Greenville?
In Greenville, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 4 May 1995, and the lowest was 20.4 °C on 6 January 2016.
Compare Greenville with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Greenville