Graniteville, CA Weather Forecast

Local 7-day forecast

77°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Graniteville, CA in one place.

Tuesday, September 15, 2026
Wind: 3 to 7 mph SSW
Tuesday

Sunny. High near 77, with temperatures falling to around 75 in the afternoon. South southwest wind 3 to 7 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Graniteville, CA 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: Sep 14, 2026 6:05 PM PDT.

The active forecast window currently covers Sep 15 to Sep 20, 2026 for Graniteville, CA.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 20, 2026
Latest sync
Sep 14, 2026 6:05 PM PDT
Forecast office
STO
Source
NOAA / NWS
Next High
77°F
Tuesday
Next Low
57°F
Tuesday Night
Rain Outlook
0
Periods mentioning precipitation
Windiest
2 to 9 mph
Wednesday

Daily Outlook

Today
Sep 15
Sunny
77 °F
/ 57°F
Wind 3 to 7 mph
Wed
Sep 16
Sunny
72 °F
/ 55°F
Wind 2 to 9 mph
Thu
Sep 17
Sunny
69 °F
/ 54°F
Wind 0 to 6 mph
Fri
Sep 18
Sunny
78 °F
/ 60°F
Wind 0 to 6 mph
Sat
Sep 19
Sunny
82 °F
/ 62°F
Wind 1 to 7 mph
Sun
Sep 20
Sunny
82 °F
/ 62°F
Wind 5 mph

This Week in Graniteville

Saturday looks like the warmest upcoming period in Graniteville at 82 degrees F.

Thursday Night is the coolest period ahead with temperatures near 54 degrees F.

The strongest winds are forecast for Wednesday at about 2 to 9 mph SSE.

The forecast from Sep 15 through Sep 20 stays mostly dry.

Forecast Details

Last updated
Sep 14, 2026 6:05 PM PDT
Coverage
7 days
Time zone
America/Los_Angeles
Forecast office
STO
Radar station
KBBX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Sep 15
57°F
Clear
3 mph SE

Clear, with a low around 57. Southeast wind around 3 mph.

Wednesday
Sep 16
72°F
Sunny
2 to 9 mph SSE

Sunny, with a high near 72. South southeast wind 2 to 9 mph, with gusts as high as 18 mph.

Wednesday Night
Sep 16
55°F
Mostly Clear
0 to 7 mph SSE

Mostly clear, with a low around 55.

Thursday
Sep 17
69°F
Sunny
0 to 6 mph SSW

Sunny, with a high near 69.

Thursday Night
Sep 17
54°F
Clear
0 to 3 mph N

Clear, with a low around 54.

Friday
Sep 18
78°F
Sunny
0 to 6 mph N

Sunny, with a high near 78.

Friday Night
Sep 18
60°F
Clear
6 mph NE

Clear, with a low around 60.

Saturday
Sep 19
82°F
Sunny
1 to 7 mph S

Sunny, with a high near 82.

Saturday Night
Sep 19
62°F
Mostly Clear
5 mph ENE

Mostly clear, with a low around 62.

Sunday
Sep 20
82°F
Sunny
5 mph SSE

Sunny, with a high near 82.

Sunday Night
Sep 20
62°F
Mostly Clear
3 mph E

Mostly clear, with a low around 62.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Sunny
77°F
3 to 7 mph
SSW
Tuesday Night
Sep 15
Clear
57°F
3 mph
SE
Wednesday
Sep 16
Sunny
72°F
2 to 9 mph
SSE
Wednesday Night
Sep 16
Mostly Clear
55°F
0 to 7 mph
SSE
Thursday
Sep 17
Sunny
69°F
0 to 6 mph
SSW
Thursday Night
Sep 17
Clear
54°F
0 to 3 mph
N
Friday
Sep 18
Sunny
78°F
0 to 6 mph
N
Friday Night
Sep 18
Clear
60°F
6 mph
NE
Saturday
Sep 19
Sunny
82°F
1 to 7 mph
S
Saturday Night
Sep 19
Mostly Clear
62°F
5 mph
ENE
Sunday
Sep 20
Sunny
82°F
5 mph
SSE
Sunday Night
Sep 20
Mostly Clear
62°F
3 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.