Hernando climate — normals and trends
Hernando (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.6 °C and it receives 1,220 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 (27.3 °C on average) and the coldest is January (4.8 °C). Rainfall peaks in March.
Hernando averages 42 frost days, 90 hot days (≥ 30 °C) and 115 rainy days per year.
Hernando has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 46 to 38 per year over the period.
The hottest day of the period reached 41.2 °C (on 27 July 1952) and the coldest -20.6 °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
HernandoMississippi
- coords
- 34.82°, -89.99°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.6°C
Average daily high
21.9°C
Average daily low
12.0°C
Annual rainfall
1,220mm
Sunshine / day
9.3h
Mean relative humidity
71%
Average peak wind
14.8km/h
Seasonal range
22.5°C
Frost days (< 0 °C)
42 d/yr
Hot days (≥ 30 °C)
90 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
9.2 cm
Average feels-like high
22.1 °C
Average feels-like low
11.0 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
97 d/yr
Solar radiation
16.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.21 · 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
41.2 °C
27 July 1952
Coldest day
-20.6 °C
30 January 1966
Wettest day
144 mm
9 October 1999
Windiest day
41.4 km/h
30 August 2005
Strongest gust
120.2 km/h
11 January 2020
Hottest feels-like
46.0 °C
3 August 2010
Coldest feels-like
-27.2 °C
20 January 1985
Snowiest day
17.6 cm
10 January 2025
Sunniest day
14.0 h
24 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 | 7.9 °C | -1.6 °C | 94 mm | -14 mm |
| Feb | 13.3 °C | +1.3 °C | 124 mm | +13 mm |
| Mar | 20.5 °C | +3.7 °C | 126 mm | -10 mm |
| Apr | 24.2 °C | +2.1 °C | 228 mm | +98 mm |
| May | 25.4 °C | -1.1 °C | 153 mm | +38 mm |
| Jun | 31.1 °C | +0.3 °C | 153 mm | +73 mm |
| Jul | 33.4 °C | +1.0 °C | 32 mm | -56 mm |
| Aug | 32.2 °C | 0.0 °C | 37 mm | -37 mm |
| Sep | 30.8 °C | +1.8 °C | 45 mm | -30 mm |
| Oct | 24.7 °C | +1.4 °C | 141 mm | +60 mm |
| Nov | 18.5 °C | +2.2 °C | 51 mm | -51 mm |
| Dec | 12.3 °C | +0.9 °C | 51 mm | -68 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 Hernando?
Hernando has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.6 °C and it receives 1,220 mm of precipitation per year.
What is the hottest day ever recorded in Hernando?
The hottest day measured in Hernando between 1940 and 2025 was 27 July 1952, reaching 41.2 °C.
What is the coldest day in Hernando?
The coldest day measured in Hernando between 1940 and 2025 was 30 January 1966, at -20.6 °C.
Does it snow in Hernando?
Yes. Hernando gets on average 9.2 cm of snow per year and has around 42 frost days.
Has the climate of Hernando warmed?
Yes: Hernando warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hernando?
The wettest day measured in Hernando between 1940 and 2025 was 9 October 1999, with 144 mm of rain in 24 hours.
What was the windiest day in Hernando?
The windiest day measured in Hernando between 1940 and 2025 was 30 August 2005, with winds reaching 41.4 km/h.
What is the warmest month in Hernando?
The warmest month in Hernando is July (27.3 °C on average); the coldest is January (4.8 °C).
How much does it rain in Hernando?
Hernando receives on average 1,220 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Hernando?
Hernando 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 Hernando?
The heaviest 24-hour snowfall measured in Hernando between 1940 and 2025 was 10 January 2025, with 17.6 cm.
Are there tropical nights in Hernando?
Yes: Hernando has on average 97 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hernando?
In Hernando, between 1940 and 2025, the highest apparent temperature reached 46.0 °C on 3 August 2010, and the lowest was -27.2 °C on 20 January 1985.
Compare Hernando with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hernando