Weather in Biloxi: May
| Average day temperature: | 80.8°F | |
| Average night temperature: | 71.0°F | |
| Sea water temperature: | 78.5°F | |
| Number of sunny days: | 12 days | |
| Day length: | 13.4 - 14.0 hours | |
| Number of rainy days: | 4 days | |
| Precipitation totals: | 1.9 in. | |
| more information | ||
14 days
forecast
forecast
| Biloxi |
sea water
temperature
temperature
| Biloxi |
Air temperature in May, °F
Show year:
2025
2024
2023
The highest day temperature during May of 2025 was 89°F. At the same time the lowest night temperature was 60°F. Daily and nightly averages during May were 81.9°F and 71.6°F.
Sea water temperature in Biloxi in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 80.0°F. The highest and lowest sea temperatures during the month were 84.6°F and 75.2°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in May is almost equal.
Precipitation total in May, in.
Precipitation total value in Biloxi in May is 1.9 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 7.4 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.8.
Best time for vacation in Biloxi
Biloxi on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Biloxi
Local time: 22:36
December 05, friday
0000

50°F
S
9 mph
9 mph
0300

48°F
S
11 mph
11 mph
0600

48°F
S
7 mph
7 mph
0900

48°F
S
7 mph
7 mph
1200

52°F
S
8 mph
8 mph
1500

55°F
SE
4 mph
4 mph
1800

54°F
S
6 mph
6 mph
2100

52°F
S
6 mph
6 mph



























