Greenwood climate — normals and trends
Greenwood (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 17.7 °C and it receives 1,178 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 (27.6 °C on average) and the coldest is January (6.6 °C). Rainfall peaks in March.
Greenwood averages 33 frost days, 99 hot days (≥ 30 °C) and 111 rainy days per year.
Greenwood has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The hottest day of the period reached 40.6 °C (on 30 August 2000) and the coldest -19.9 °C (on 30 January 1966).
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
GreenwoodMississippi
- coords
- 33.52°, -90.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.7°C
Average daily high
23.0°C
Average daily low
13.0°C
Annual rainfall
1,178mm
Sunshine / day
9.5h
Mean relative humidity
70%
Average peak wind
15.5km/h
Seasonal range
21.0°C
Frost days (< 0 °C)
33 d/yr
Hot days (≥ 30 °C)
99 d/yr
Rainy days (≥ 1 mm)
111 d/yr
Annual snowfall
4.6 cm
Average feels-like high
23.5 °C
Average feels-like low
12.2 °C
Average peak gust
33.1 km/h
Tropical nights (≥ 20 °C)
109 d/yr
Solar radiation
16.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.20 · 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
40.6 °C
30 August 2000
Coldest day
-19.9 °C
30 January 1966
Wettest day
126 mm
16 October 2006
Windiest day
49.9 km/h
29 August 2005
Strongest gust
124.9 km/h
29 August 2005
Hottest feels-like
46.0 °C
3 August 2011
Coldest feels-like
-25.4 °C
30 January 1966
Snowiest day
19.6 cm
22 December 1963
Sunniest day
14.0 h
30 May 1940
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 | 10.1 °C | -1.5 °C | 142 mm | +21 mm |
| Feb | 16.1 °C | +2.0 °C | 122 mm | +4 mm |
| Mar | 21.7 °C | +3.2 °C | 160 mm | +19 mm |
| Apr | 25.9 °C | +2.7 °C | 93 mm | -28 mm |
| May | 27.0 °C | -0.2 °C | 173 mm | +71 mm |
| Jun | 31.4 °C | +0.5 °C | 118 mm | +49 mm |
| Jul | 32.9 °C | +0.6 °C | 33 mm | -45 mm |
| Aug | 32.0 °C | -0.5 °C | 60 mm | -3 mm |
| Sep | 31.3 °C | +1.6 °C | 17 mm | -51 mm |
| Oct | 26.1 °C | +1.7 °C | 119 mm | +43 mm |
| Nov | 20.1 °C | +2.2 °C | 50 mm | -52 mm |
| Dec | 14.4 °C | +1.1 °C | 62 mm | -58 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 17.7 °C and it receives 1,178 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 30 August 2000, reaching 40.6 °C.
What is the coldest day in Greenwood?
The coldest day measured in Greenwood between 1940 and 2025 was 30 January 1966, at -19.9 °C.
Does it snow in Greenwood?
Yes. Greenwood gets on average 4.6 cm of snow per year and has around 33 frost days.
Has the climate of Greenwood warmed?
Yes: Greenwood warmed by +1.1 °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 16 October 2006, with 126 mm of rain in 24 hours.
What was the windiest day in Greenwood?
The windiest day measured in Greenwood between 1940 and 2025 was 29 August 2005, with winds reaching 49.9 km/h.
What is the warmest month in Greenwood?
The warmest month in Greenwood is July (27.6 °C on average); the coldest is January (6.6 °C).
How much does it rain in Greenwood?
Greenwood receives on average 1,178 mm of precipitation per year, spread over about 111 rainy days.
Is it sunny in Greenwood?
Greenwood gets on average 9.5 hours of sunshine per day, roughly 3,468 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 22 December 1963, with 19.6 cm.
Are there tropical nights in Greenwood?
Yes: Greenwood has on average 109 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 46.0 °C on 3 August 2011, and the lowest was -25.4 °C on 30 January 1966.
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