Orange County, CA Weather Forecast

County weather hub

57°
F

Mostly Cloudy

Compare major city weather across Orange County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.

Thursday, May 14, 2026
Wind: 5 mph S
Tonight

Mostly cloudy, with a low around 57. South wind around 5 mph.

County weather hub

County Weather Overview

This county weather page brings together forecast coverage for Orange County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.

Current forecast coverage spans 34 of 35 mapped cities in Orange County.

Page Snapshot

Page focus
county weather
Forecast window
May 14 to May 21, 2026
Latest sync
May 15, 2026 12:22 AM PDT
Forecast office
SGX
Source
NOAA / NWS
Next High
72°F
Friday
Next Low
57°F
Tonight
Rain Outlook
0
Periods mentioning precipitation
Windiest
10 to 15 mph
Sunday

Daily Outlook

Today
May 14
Mostly Cloudy
57 °F
/ 57°F
Wind 5 mph
Fri
May 15
Partly Sunny
72 °F
/ 56°F
Wind 5 to 10 mph
Sat
May 16
Partly Sunny
72 °F
/ 57°F
Wind 5 to 10 mph
Sun
May 17
Mostly Sunny
72 °F
/ 56°F
Wind 10 to 15 mph
Mon
May 18
Sunny
75 °F
/ 57°F
Wind 5 to 10 mph
Tue
May 19
Mostly Sunny
78 °F
/ 58°F
Wind 0 to 10 mph
Wed
May 20
Mostly Sunny
79 °F
/ 59°F
Wind 0 to 10 mph

This Week in Orange County

Wednesday looks like the warmest upcoming period in Orange County at 79 degrees F.

Friday Night is the coolest period ahead with temperatures near 56 degrees F.

The strongest winds are forecast for Sunday at about 10 to 15 mph SE.

The forecast from May 14 through May 21 stays mostly dry.

Forecast Details

Last updated
May 15, 2026 12:22 AM PDT
Coverage
7 days
Time zone
America/Los_Angeles
Forecast office
SGX
Radar station
KSOX

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

Open NOAA source

Extended Forecast

Friday
May 15
72°F
Partly Sunny
5 to 10 mph S

Partly sunny, with a high near 72. South wind 5 to 10 mph.

Friday Night
May 15
56°F
Mostly Cloudy
5 to 10 mph S

Mostly cloudy, with a low around 56. South wind 5 to 10 mph.

Saturday
May 16
72°F
Partly Sunny
5 to 10 mph S

Partly sunny, with a high near 72. South wind 5 to 10 mph.

Saturday Night
May 16
57°F
Mostly Cloudy
10 mph SE

Mostly cloudy, with a low around 57. Southeast wind around 10 mph, with gusts as high as 20 mph.

Sunday
May 17
72°F
Mostly Sunny
10 to 15 mph SE

Mostly sunny, with a high near 72.

Sunday Night
May 17
56°F
Partly Cloudy
5 to 10 mph S

Partly cloudy, with a low around 56.

Monday
May 18
75°F
Sunny
5 to 10 mph S

Sunny, with a high near 75.

Monday Night
May 18
57°F
Mostly Clear
0 to 10 mph S

Mostly clear, with a low around 57.

Tuesday
May 19
78°F
Mostly Sunny
0 to 10 mph S

Mostly sunny, with a high near 78.

Tuesday Night
May 19
58°F
Partly Cloudy
0 to 10 mph S

Partly cloudy, with a low around 58.

Wednesday
May 20
79°F
Mostly Sunny
0 to 10 mph S

Mostly sunny, with a high near 79.

Wednesday Night
May 20
59°F
Partly Cloudy
0 to 10 mph SW

Partly cloudy, with a low around 59.

Thursday
May 21
77°F
Mostly Sunny
0 to 10 mph S

Mostly sunny, with a high near 77.

Detailed Forecast

Period Conditions Temp Wind
Tonight
May 14
Mostly Cloudy
57°F
5 mph
S
Friday
May 15
Partly Sunny
72°F
5 to 10 mph
S
Friday Night
May 15
Mostly Cloudy
56°F
5 to 10 mph
S
Saturday
May 16
Partly Sunny
72°F
5 to 10 mph
S
Saturday Night
May 16
Mostly Cloudy
57°F
10 mph
SE
Sunday
May 17
Mostly Sunny
72°F
10 to 15 mph
SE
Sunday Night
May 17
Partly Cloudy
56°F
5 to 10 mph
S
Monday
May 18
Sunny
75°F
5 to 10 mph
S
Monday Night
May 18
Mostly Clear
57°F
0 to 10 mph
S
Tuesday
May 19
Mostly Sunny
78°F
0 to 10 mph
S
Tuesday Night
May 19
Partly Cloudy
58°F
0 to 10 mph
S
Wednesday
May 20
Mostly Sunny
79°F
0 to 10 mph
S
Wednesday Night
May 20
Partly Cloudy
59°F
0 to 10 mph
SW
Thursday
May 21
Mostly Sunny
77°F
0 to 10 mph
S
Old Orange County Courthouse  Santa Ana  California
Old Orange County Courthouse Santa Ana California image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.