Gulfport climate — normals and trends
Gulfport (United States) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 20.5 °C and it receives 1,426 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 (27.8 °C on average) and the coldest is January (11.7 °C). Rainfall peaks in September.
Gulfport averages 1 frost days, 16 hot days (≥ 30 °C) and 127 rainy days per year.
Gulfport has warmed by +0.9 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.2 °C (on 25 June 2012) and the coldest -9.2 °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
GulfportMississippi
- coords
- 30.37°, -89.09°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.5°C
Average daily high
22.1°C
Average daily low
18.8°C
Annual rainfall
1,426mm
Sunshine / day
10.0h
Mean relative humidity
77%
Average peak wind
24.7km/h
Seasonal range
16.1°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
16 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
0.4 cm
Average feels-like high
23.4 °C
Average feels-like low
18.3 °C
Average peak gust
35.7 km/h
Tropical nights (≥ 20 °C)
182 d/yr
Solar radiation
17.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.9 °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
33.2 °C
25 June 2012
Coldest day
-9.2 °C
21 January 1985
Wettest day
219 mm
19 September 1947
Windiest day
128.1 km/h
29 August 2005
Strongest gust
200.2 km/h
29 August 2005
Hottest feels-like
41.0 °C
1 August 2010
Coldest feels-like
-17.3 °C
21 January 1985
Snowiest day
9.0 cm
21 January 2025
Sunniest day
14.0 h
22 June 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 | 12.4 °C | -1.4 °C | 106 mm | -16 mm |
| Feb | 16.3 °C | +1.4 °C | 134 mm | +11 mm |
| Mar | 19.4 °C | +1.6 °C | 115 mm | -28 mm |
| Apr | 23.5 °C | +2.1 °C | 70 mm | -31 mm |
| May | 26.0 °C | +0.7 °C | 221 mm | +131 mm |
| Jun | 28.8 °C | +0.8 °C | 95 mm | -19 mm |
| Jul | 30.4 °C | +1.5 °C | 110 mm | -30 mm |
| Aug | 29.4 °C | +0.4 °C | 114 mm | -35 mm |
| Sep | 28.7 °C | +1.1 °C | 23 mm | -133 mm |
| Oct | 25.2 °C | +1.5 °C | 116 mm | +41 mm |
| Nov | 20.0 °C | +1.0 °C | 6 mm | -93 mm |
| Dec | 16.2 °C | +0.6 °C | 110 mm | -4 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 Gulfport?
Gulfport has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 20.5 °C and it receives 1,426 mm of precipitation per year.
What is the hottest day ever recorded in Gulfport?
The hottest day measured in Gulfport between 1940 and 2025 was 25 June 2012, reaching 33.2 °C.
What is the coldest day in Gulfport?
The coldest day measured in Gulfport between 1940 and 2025 was 21 January 1985, at -9.2 °C.
Does it snow in Gulfport?
Almost never: Gulfport sees virtually no snow, with about 1 frost days per year.
Has the climate of Gulfport warmed?
Yes: Gulfport warmed by +0.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gulfport?
The wettest day measured in Gulfport between 1940 and 2025 was 19 September 1947, with 219 mm of rain in 24 hours.
What was the windiest day in Gulfport?
The windiest day measured in Gulfport between 1940 and 2025 was 29 August 2005, with winds reaching 128.1 km/h.
What is the warmest month in Gulfport?
The warmest month in Gulfport is July (27.8 °C on average); the coldest is January (11.7 °C).
How much does it rain in Gulfport?
Gulfport receives on average 1,426 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Gulfport?
Gulfport gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gulfport?
The heaviest 24-hour snowfall measured in Gulfport between 1940 and 2025 was 21 January 2025, with 9.0 cm.
Are there tropical nights in Gulfport?
Yes: Gulfport has on average 182 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gulfport?
In Gulfport, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 1 August 2010, and the lowest was -17.3 °C on 21 January 1985.
Compare Gulfport with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gulfport