Petersburg, TN Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Petersburg, TN in one place.
Sunny, with a high near 78. Northeast wind 0 to 5 mph.
Local Weather Overview
This forecast page for Petersburg, TN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 2, 2026 6:15 PM EDT.
The active forecast window currently covers Jun 3 to Jun 8, 2026 for Petersburg, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 3 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 6:15 PM EDT
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Petersburg
Friday looks like the warmest upcoming period in Petersburg at 86 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 5 mph NE.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 6:15 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KMRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 54. Northeast wind 0 to 5 mph.
Sunny, with a high near 82. South wind 0 to 5 mph.
Mostly clear, with a low around 58. South wind 0 to 5 mph.
Sunny, with a high near 86. Southwest wind 0 to 5 mph.
Partly cloudy, with a low around 61.
Mostly sunny, with a high near 85.
Partly cloudy, with a low around 63.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 3
|
Sunny
|
78°F |
0 to 5 mph
NE
|
|
Wednesday Night
Jun 3
|
Clear
|
54°F |
0 to 5 mph
NE
|
|
Thursday
Jun 4
|
Sunny
|
82°F |
0 to 5 mph
S
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
58°F |
0 to 5 mph
S
|
|
Friday
Jun 5
|
Sunny
|
86°F |
0 to 5 mph
SW
|
|
Friday Night
Jun 5
|
Partly Cloudy
|
61°F |
0 to 5 mph
SW
|
|
Saturday
Jun 6
|
Mostly Sunny
|
85°F |
0 to 5 mph
SW
|
|
Saturday Night
Jun 6
|
Partly Cloudy
|
63°F |
0 to 5 mph
SW
|
|
Sunday
Jun 7
|
Mostly Sunny then Chance Showers And Thunderstorms
|
86°F |
0 to 5 mph
SW
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
65°F |
0 to 5 mph
SW
|
|
Monday
Jun 8
|
Chance Showers And Thunderstorms
|
86°F |
0 to 5 mph
SW
|
|
Monday Night
Jun 8
|
Chance Showers And Thunderstorms
|
64°F |
0 to 5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Petersburg.
