Port Gibson, MS Weather Forecast | 5 Day
Updated: Fri May 16th 2025 1:00 PM CDT
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Overcast
Fri 5-16
Overcast with a high of 91°F and a low of 74°F. Wind will be moderate, blowing around 14mph on average and gusts of 17.8mph at 9 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 84% at 11 PM and 55% being its lowest at 3 PM. Barometric pressure is its highest of 29.86inHg at 2 PM, a lowest point of 29.81inHg at 5 PM with an avg 29.84inHg.
- HI: 91°F
- LO: 74°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
13.4 mph - Humidity
79% avg. - UV Index
2.4 - Air QualityGood
- Sunrise
06:06 AM - Sunset
07:55 PM - Moonrise
11:55 PM - Moonset
08:49 AM - Moon Phase
Waning Gibbous

Overcast
Sat 5-17
Overcast with a high of 90°F and a low of 75°F. Wind will be moderate, blowing around 11mph on average and gusts of 16.9mph at 7 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 89% at 3 AM and 52% being its lowest at 4 PM. Barometric pressure is its highest of 29.99inHg at 10 AM, a lowest point of 29.86inHg at 2 AM with an avg 29.92inHg.
- HI: 90°F
- LO: 75°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
10.1 mph - Humidity
76% avg. - UV Index
2.6 - Air QualityGood
- Sunrise
06:05 AM - Sunset
07:56 PM - Moonrise
No moonrise - Moonset
09:49 AM - Moon Phase
Waning Gibbous

Overcast
Sun 5-18
Overcast with a high of 87°F and a low of 72°F. Winds will be light at 9mph and gusts of 13.8mph at 12 AM. The humidity will be on the higher side, averaging about 79%, the maximum being 97% at 4 AM and 61% being its lowest at 4 PM. Barometric pressure is its highest of 29.94inHg at 1 PM, a lowest point of 29.87inHg at 7 PM with an avg 29.91inHg.
- HI: 87°F
- LO: 72°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
8.7 mph - Humidity
79% avg. - UV Index
2.7 - Air QualityGood
- Sunrise
06:04 AM - Sunset
07:57 PM - Moonrise
12:38 AM - Moonset
10:52 AM - Moon Phase
Waning Gibbous

Overcast
Mon 5-19
Overcast with a high of 92°F and a low of 72°F. Wind will be moderate, blowing around 12mph on average and gusts of 15mph at 9 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 94% at 7 AM and 46% being its lowest at 3 PM. Barometric pressure is its highest of 29.93inHg at 10 AM, a lowest point of 29.77inHg at 7 PM with an avg 29.86inHg.
- HI: 92°F
- LO: 72°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
11.6 mph - Humidity
72% avg. - UV Index
0 - Air QualityGood
- Sunrise
06:04 AM - Sunset
07:57 PM - Moonrise
01:16 AM - Moonset
11:56 AM - Moon Phase
Waning Gibbous

Patchy Rain Nearby
Tue 5-20
Scattered showers with a high of 91°F and a low of 70°F. Rainfall expected in the surrounding area to have a 72% chance with an estimated 0.01in. Wind will be moderate, blowing around 15mph on average and gusts of 22.5mph at 7 PM. The humidity will be on the higher side, averaging about 70%, the maximum being 95% at 5 AM and 42% being its lowest at 3 PM. Barometric pressure is its highest of 29.83inHg at 12 AM, a lowest point of 29.7inHg at 7 PM with an avg 29.77inHg.
- HI: 91°F
- LO: 70°F
- Rainfall: 72% | est. 0.01in
- Snowfall: 0%
- Wind
14.3 mph - Humidity
70% avg. - UV Index
6 - Air QualityGood
- Sunrise
06:03 AM - Sunset
07:58 PM - Moonrise
01:50 AM - Moonset
01:01 PM - Moon Phase
Last Quarter

Sunny
Wed 5-21
Sunny with a high of 77°F and a low of 60°F. Wind will be moderate, blowing around 13mph on average and gusts of 16.8mph at 7 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 92% at 12 AM and 45% being its lowest at 4 PM. Barometric pressure is its highest of 30.05inHg at 10 PM, a lowest point of 29.8inHg at 1 AM with an avg 29.91inHg.
- HI: 77°F
- LO: 60°F
- Rainfall: 0% | est. 0in
- Snowfall: 0%
- Wind
13 mph - Humidity
71% avg. - UV Index
6 - Air QualityTBA
- Sunrise
06:03 AM - Sunset
07:59 PM - Moonrise
02:20 AM - Moonset
02:05 PM - Moon Phase
Waning Crescent
Currently
![]() |
85°F |
29.88 inHg.
Barometer 75%
Humidity SSW 21.6 mph Wind |
Partly Cloudy |