Poplar Bluff climate — normals and trends
Poplar Bluff (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 14.8 °C and it receives 1,120 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 (26.6 °C on average) and the coldest is January (1.8 °C). Rainfall peaks in April.
Poplar Bluff averages 67 frost days, 73 hot days (≥ 30 °C) and 112 rainy days per year.
Poplar Bluff has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The number of frost days there went from about 74 to 60 per year over the period.
The hottest day of the period reached 42.5 °C (on 3 August 2011) and the coldest -28.3 °C (on 2 February 1951).
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
Poplar BluffMissouri
- coords
- 36.76°, -90.39°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.8°C
Average daily high
20.0°C
Average daily low
10.0°C
Annual rainfall
1,120mm
Sunshine / day
9.3h
Mean relative humidity
69%
Average peak wind
15.3km/h
Seasonal range
24.8°C
Frost days (< 0 °C)
67 d/yr
Hot days (≥ 30 °C)
73 d/yr
Rainy days (≥ 1 mm)
112 d/yr
Annual snowfall
21.7 cm
Average feels-like high
19.6 °C
Average feels-like low
8.4 °C
Average peak gust
35.1 km/h
Tropical nights (≥ 20 °C)
73 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.21 · 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
42.5 °C
3 August 2011
Coldest day
-28.3 °C
2 February 1951
Wettest day
114 mm
12 July 1988
Windiest day
49.3 km/h
11 February 2009
Strongest gust
106.9 km/h
14 September 2008
Hottest feels-like
46.0 °C
3 August 2011
Coldest feels-like
-33.8 °C
2 February 1951
Snowiest day
26.1 cm
16 January 1978
Sunniest day
14.0 h
15 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 | 5.1 °C | -1.4 °C | 113 mm | +29 mm |
| Feb | 9.1 °C | -0.1 °C | 146 mm | +59 mm |
| Mar | 19.4 °C | +4.9 °C | 71 mm | -52 mm |
| Apr | 22.1 °C | +1.8 °C | 198 mm | +74 mm |
| May | 23.5 °C | -1.5 °C | 163 mm | +44 mm |
| Jun | 30.6 °C | +0.7 °C | 133 mm | +47 mm |
| Jul | 33.2 °C | +1.4 °C | 64 mm | -15 mm |
| Aug | 31.6 °C | +0.4 °C | 14 mm | -55 mm |
| Sep | 30.1 °C | +2.6 °C | 101 mm | +24 mm |
| Oct | 22.9 °C | +1.2 °C | 92 mm | +6 mm |
| Nov | 16.2 °C | +2.1 °C | 62 mm | -37 mm |
| Dec | 9.7 °C | +1.3 °C | 19 mm | -69 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 Poplar Bluff?
Poplar Bluff has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 14.8 °C and it receives 1,120 mm of precipitation per year.
What is the hottest day ever recorded in Poplar Bluff?
The hottest day measured in Poplar Bluff between 1940 and 2025 was 3 August 2011, reaching 42.5 °C.
What is the coldest day in Poplar Bluff?
The coldest day measured in Poplar Bluff between 1940 and 2025 was 2 February 1951, at -28.3 °C.
Does it snow in Poplar Bluff?
Yes. Poplar Bluff gets on average 21.7 cm of snow per year and has around 67 frost days.
Has the climate of Poplar Bluff warmed?
Yes: Poplar Bluff warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Poplar Bluff?
The wettest day measured in Poplar Bluff between 1940 and 2025 was 12 July 1988, with 114 mm of rain in 24 hours.
What was the windiest day in Poplar Bluff?
The windiest day measured in Poplar Bluff between 1940 and 2025 was 11 February 2009, with winds reaching 49.3 km/h.
What is the warmest month in Poplar Bluff?
The warmest month in Poplar Bluff is July (26.6 °C on average); the coldest is January (1.8 °C).
How much does it rain in Poplar Bluff?
Poplar Bluff receives on average 1,120 mm of precipitation per year, spread over about 112 rainy days.
Is it sunny in Poplar Bluff?
Poplar Bluff gets on average 9.3 hours of sunshine per day, roughly 3,395 hours per year over 1940-2025.
What is the biggest single-day snowfall in Poplar Bluff?
The heaviest 24-hour snowfall measured in Poplar Bluff between 1940 and 2025 was 16 January 1978, with 26.1 cm.
Are there tropical nights in Poplar Bluff?
Yes: Poplar Bluff has on average 73 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Poplar Bluff?
In Poplar Bluff, between 1940 and 2025, the highest apparent temperature reached 46.0 °C on 3 August 2011, and the lowest was -33.8 °C on 2 February 1951.
Compare Poplar Bluff with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Poplar Bluff