Humid subtropical climate
Climate Port Gibson - Mississippi
Annual high76ºF
Annual low52ºF
Precipitation57.2 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 56 | 33 | 5.41 |
| Feb | 61 | 37 | 5.11 |
| Mar | 69 | 43 | 5.64 |
| Apr | 76 | 51 | 4.73 |
| May | 83 | 60 | 5.21 |
| Jun | 89 | 67 | 4.69 |
| Jul | 91 | 70 | 4.20 |
| Aug | 91 | 69 | 3.55 |
| Sep | 87 | 63 | 3.62 |
| Oct | 78 | 51 | 4.46 |
| Nov | 68 | 42 | 5.13 |
| Dec | 58 | 35 | 5.45 |
- JanHigh 56ºFLow 33ºFPrecip 5.41 inch
- FebHigh 61ºFLow 37ºFPrecip 5.11 inch
- MarHigh 69ºFLow 43ºFPrecip 5.64 inch
- AprHigh 76ºFLow 51ºFPrecip 4.73 inch
- MayHigh 83ºFLow 60ºFPrecip 5.21 inch
- JunHigh 89ºFLow 67ºFPrecip 4.69 inch
- JulHigh 91ºFLow 70ºFPrecip 4.20 inch
- AugHigh 91ºFLow 69ºFPrecip 3.55 inch
- SepHigh 87ºFLow 63ºFPrecip 3.62 inch
- OctHigh 78ºFLow 51ºFPrecip 4.46 inch
- NovHigh 68ºFLow 42ºFPrecip 5.13 inch
- DecHigh 58ºFLow 35ºFPrecip 5.45 inch
Climate summary
What is the average weather in Port Gibson, Mississippi?
Port Gibson has a humid subtropical climate, characterized by hot summers and cool winters. Rainfall is abundant and spread fairly evenly throughout the year, though winter is the wettest season. Heavy seasonal downpours or afternoon thunderstorms can sometimes occur during the warmer months, contributing to the high annual precipitation.
Port Gibson weather averages
Annual high76ºF
Annual low52ºF
Precipitation57.2 inch
Daily normals Port Gibson - Mississippi - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 59.3 | 36.6 | 0.17 | 0.17 | 0.00 | 0.00 |
| Jan 2 | 59.2 | 36.5 | 0.34 | 0.34 | 0.00 | 0.00 |
| Jan 3 | 59.2 | 36.4 | 0.51 | 0.51 | 0.00 | 0.00 |
| Jan 4 | 59.1 | 36.3 | 0.69 | 0.69 | 0.00 | 0.00 |
| Jan 5 | 59.1 | 36.2 | 0.87 | 0.87 | 0.00 | 0.00 |
| Jan 6 | 59.0 | 36.1 | 1.04 | 1.04 | 0.00 | 0.00 |
| Jan 7 | 59.0 | 36.1 | 1.22 | 1.22 | 0.00 | 0.00 |
| Jan 8 | 59.0 | 36.0 | 1.38 | 1.38 | 0.00 | 0.00 |
| Jan 9 | 59.0 | 35.9 | 1.56 | 1.56 | 0.00 | 0.00 |
| Jan 10 | 59.0 | 35.8 | 1.74 | 1.74 | 0.00 | 0.00 |
| Jan 11 | 59.0 | 35.8 | 1.92 | 1.92 | 0.00 | 0.00 |
| Jan 12 | 59.0 | 35.7 | 2.10 | 2.10 | 0.10 | 0.10 |
| Jan 13 | 59.1 | 35.6 | 2.29 | 2.29 | 0.10 | 0.10 |
| Jan 14 | 59.1 | 35.6 | 2.49 | 2.49 | 0.10 | 0.10 |
| Jan 15 | 59.1 | 35.5 | 2.69 | 2.69 | 0.10 | 0.10 |
| Jan 16 | 59.2 | 35.5 | 2.89 | 2.89 | 0.10 | 0.10 |
| Jan 17 | 59.3 | 35.4 | 3.09 | 3.09 | 0.10 | 0.10 |
| Jan 18 | 59.3 | 35.4 | 3.29 | 3.29 | 0.10 | 0.10 |
| Jan 19 | 59.4 | 35.4 | 3.50 | 3.50 | 0.10 | 0.10 |
| Jan 20 | 59.5 | 35.4 | 3.70 | 3.70 | 0.10 | 0.10 |
| Jan 21 | 59.6 | 35.3 | 3.91 | 3.91 | 0.10 | 0.10 |
| Jan 22 | 59.7 | 35.3 | 4.12 | 4.12 | 0.10 | 0.10 |
| Jan 23 | 59.8 | 35.3 | 4.34 | 4.34 | 0.10 | 0.10 |
| Jan 24 | 59.9 | 35.3 | 4.55 | 4.55 | 0.10 | 0.10 |
| Jan 25 | 60.0 | 35.3 | 4.76 | 4.76 | 0.10 | 0.10 |
| Jan 26 | 60.1 | 35.4 | 4.98 | 4.98 | 0.10 | 0.10 |
| Jan 27 | 60.2 | 35.4 | 5.19 | 5.19 | 0.10 | 0.10 |
| Jan 28 | 60.4 | 35.4 | 5.41 | 5.41 | 0.10 | 0.10 |
| Jan 29 | 60.5 | 35.5 | 5.64 | 5.64 | 0.20 | 0.20 |
| Jan 30 | 60.7 | 35.5 | 5.87 | 5.87 | 0.20 | 0.20 |
| Jan 31 | 60.8 | 35.6 | 6.10 | 6.10 | 0.20 | 0.20 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Port Gibson - February 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Feb 1 | 37.0 | 21.0 | 0.00 |
| Feb 2 | 61.0 | 32.0 | 0.00 |
| Feb 3 | 57.0 | 34.0 | 0.91 |
| Feb 4 | 48.9 | 37.9 | 0.35 |
| Feb 5 | 46.9 | 34.0 | 0.00 |
| Feb 6 | 66.0 | 39.9 | 0.00 |
| Feb 7 | 64.9 | 39.9 | 0.00 |
| Feb 8 | 57.9 | 53.1 | 0.00 |
| Feb 9 | 57.9 | 53.1 | 0.00 |
| Feb 10 | – | – | – |
| Feb 11 | – | – | – |
| Feb 12 | – | – | – |
| Feb 13 | – | – | – |
| Feb 14 | 66.9 | 51.1 | 0.00 |
| Feb 15 | 63.0 | 59.0 | 2.05 |
| Feb 16 | 64.0 | 50.0 | 0.00 |
| Feb 17 | – | – | – |
| Feb 18 | – | – | – |
| Feb 19 | – | – | – |
| Feb 20 | – | – | – |
| Feb 21 | – | – | – |
| Feb 22 | – | – | – |
| Feb 23 | 51.1 | 34.0 | 0.00 |
| Feb 24 | 61.0 | 21.9 | 0.00 |
| Feb 25 | – | – | – |
| Feb 26 | – | – | – |
| Feb 27 | – | – | – |
| Feb 28 | – | – | – |
The data for February 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature66.9ºF · Feb 14
- Lowest max temperature37.0ºF · Feb 1
- Highest min temperature59.0ºF · Feb 15
- Lowest min temperature21.0ºF · Feb 1
Geo Port Gibson - Mississippi
Location
- Country
- United States
- State
- Mississippi
- County
- Claiborne
- City
- Port Gibson
- Zip Code
- 39150
- Elevation
- 102 ft
- Longitude
- -90.98
- Latitude
- 31.96
- ICAO
- –
- IATA
- –