Greenwood climate — normals and trends
Greenwood (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.8 °C and it receives 1,107 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 July (26.4 °C on average) and the coldest is January (6.5 °C). Rainfall peaks in March.
Greenwood averages 38 frost days, 82 hot days (≥ 30 °C) and 120 rainy days per year.
Greenwood has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.3 °C (on 29 June 2012) and the coldest -19.9 °C (on 21 January 1985).
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
GreenwoodSouth Carolina
- coords
- 34.20°, -82.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.8°C
Average daily high
22.4°C
Average daily low
11.9°C
Annual rainfall
1,107mm
Sunshine / day
9.2h
Mean relative humidity
70%
Average peak wind
13.7km/h
Seasonal range
19.9°C
Frost days (< 0 °C)
38 d/yr
Hot days (≥ 30 °C)
82 d/yr
Rainy days (≥ 1 mm)
120 d/yr
Annual snowfall
6.1 cm
Average feels-like high
22.7 °C
Average feels-like low
10.9 °C
Average peak gust
33.0 km/h
Tropical nights (≥ 20 °C)
90 d/yr
Solar radiation
16.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.29 · 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
41.3 °C
29 June 2012
Coldest day
-19.9 °C
21 January 1985
Wettest day
101 mm
10 October 1990
Windiest day
49.5 km/h
27 September 2024
Strongest gust
125.3 km/h
27 September 2024
Hottest feels-like
45.1 °C
1 July 2012
Coldest feels-like
-25.8 °C
21 January 1985
Snowiest day
24.2 cm
3 December 1971
Sunniest day
14.1 h
19 June 2022
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 | 9.9 °C | -1.9 °C | 63 mm | -38 mm |
| Feb | 16.5 °C | +2.5 °C | 76 mm | -24 mm |
| Mar | 21.1 °C | +3.1 °C | 67 mm | -49 mm |
| Apr | 25.2 °C | +2.3 °C | 93 mm | +6 mm |
| May | 25.9 °C | -1.1 °C | 220 mm | +137 mm |
| Jun | 31.5 °C | +1.0 °C | 108 mm | +22 mm |
| Jul | 34.1 °C | +2.3 °C | 89 mm | -16 mm |
| Aug | 28.5 °C | -2.6 °C | 261 mm | +159 mm |
| Sep | 28.4 °C | +0.3 °C | 31 mm | -56 mm |
| Oct | 22.6 °C | -0.5 °C | 50 mm | -20 mm |
| Nov | 20.0 °C | +2.4 °C | 14 mm | -63 mm |
| Dec | 13.9 °C | +0.9 °C | 47 mm | -47 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 Greenwood?
Greenwood has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.8 °C and it receives 1,107 mm of precipitation per year.
What is the hottest day ever recorded in Greenwood?
The hottest day measured in Greenwood between 1940 and 2025 was 29 June 2012, reaching 41.3 °C.
What is the coldest day in Greenwood?
The coldest day measured in Greenwood between 1940 and 2025 was 21 January 1985, at -19.9 °C.
Does it snow in Greenwood?
Yes. Greenwood gets on average 6.1 cm of snow per year and has around 38 frost days.
Has the climate of Greenwood warmed?
Yes: Greenwood warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Greenwood?
The wettest day measured in Greenwood between 1940 and 2025 was 10 October 1990, with 101 mm of rain in 24 hours.
What was the windiest day in Greenwood?
The windiest day measured in Greenwood between 1940 and 2025 was 27 September 2024, with winds reaching 49.5 km/h.
What is the warmest month in Greenwood?
The warmest month in Greenwood is July (26.4 °C on average); the coldest is January (6.5 °C).
How much does it rain in Greenwood?
Greenwood receives on average 1,107 mm of precipitation per year, spread over about 120 rainy days.
Is it sunny in Greenwood?
Greenwood gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Greenwood?
The heaviest 24-hour snowfall measured in Greenwood between 1940 and 2025 was 3 December 1971, with 24.2 cm.
Are there tropical nights in Greenwood?
Yes: Greenwood has on average 90 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Greenwood?
In Greenwood, between 1940 and 2025, the highest apparent temperature reached 45.1 °C on 1 July 2012, and the lowest was -25.8 °C on 21 January 1985.
Compare Greenwood with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Greenwood