Petersburg Airport (PSG) Weather 10/19/2025
This Afternoon
49
Showers Likely
Tonight
34
Slight Chance Showers and Areas Fog then Areas Fog
Wednesday
50
Areas Fog then Mostly Sunny
Wednesday Night
39
Patchy Fog
Thursday
52
Mostly Sunny
Thursday Night
41
Chance Rain
Friday
51
Chance Rain
Friday Night
37
Partly Cloudy
Saturday
49
Sunny
Saturday Night
36
Mostly Cloudy
Sunday
48
Rain Likely
Sunday Night
38
Rain Likely
Columbus Day
49
Rain
Weekly Forecast
This Afternoon
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 49. Southeast wind around 5 mph. Chance of precipitation is 70%.
Tonight
A 10 percent chance of showers before 7pm. Areas of fog after 10pm. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 34. Northwest wind around 5 mph becoming calm.
Wednesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 50. Calm wind.
Wednesday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 39. Calm wind.
Thursday
Mostly sunny, with a high near 52. Calm wind.
Thursday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 41.
Friday
A 50 percent chance of rain before 4pm. Mostly cloudy, with a high near 51.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Rain likely. Mostly cloudy, with a high near 48.
Sunday Night
Rain likely. Mostly cloudy, with a low around 38.
Columbus Day
Rain. Cloudy, with a high near 49.