Local weather forecast

Weather in Arroyo Grande, CA

Updated 2026-09-26 09:00 local time · ZIP codes 93420

Partly Cloudy
Now67°F

Partly Cloudy

High / Low76° / 58°
Rain chance15%
Wind3 mph
Weather alerts

Active alerts

2
Small Craft Advisory issued September 25 at 7:48PM PDT until September 26 at 3:00AM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal westward out to 10 NM. * WHEN...Until 3 AM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX) for more.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 3:10AM PDT until September 26 at 9:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Hazardous sea conditions. * WHERE...Point Piedras Blancas to Point Sal westward out to 10 NM. * WHEN...From 3 PM this afternoon to 9 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft. * ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX) for more.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowPartly Cloudy67°8% rain
10 AMOvercast72°12% rain
11 AMCloudy75°6% rain
12 PMCloudy76°9% rain
1 PMOvercast75°12% rain
2 PMOvercast73°12% rain
3 PMOvercast72°13% rain
4 PMOvercast70°14% rain
5 PMOvercast66°16% rain
6 PMOvercast63°20% rain
7 PMOvercast60°27% rain
8 PMOvercast59°28% rain
Forecast

3-day weather forecast

Today2026-09-26
Overcast
76° 58°Overcast
Rain 15%Gust 9 mph
Tomorrow2026-09-27
Sunny
71° 55°Sunny
Rain 8%Gust 11 mph
Monday2026-09-28
Sunny
71° 52°Sunny
Rain 5%Gust 17 mph
Conditions

Weather details

Feels like67°F
Humidity64%
Pressure29.91 inHg
Visibility6 mi
Wind3 mph WSW
Wind gusts14 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise06:53 AM
Sunset06:53 PM
Moonrise06:48 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour12 PM · 76°F
Coolest hour7 AM · 55°F
Highest rain chance8 PM · 28%
Strongest gusts2 PM · 20 mph
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 28%).

Light layers should work

It feels like 67°F with winds near 3 mph.

Best window: 9 AM

67°F, 8% rain chance and 3 mph wind.

Driving conditions look generally normal

Visibility is around 6 mi; gusts may reach 20 mph.

Good conditions for an easy run

Current temperature is 67°F, wind 3 mph, rain chance up to 28%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Arroyo Grande

California weather varies from cool marine conditions along parts of the Pacific coast to hot inland valleys, deserts and snowy mountain climates. Short distances can produce large temperature differences.

Arroyo Grande is part of the West weather region. The forecast point is near 35.12°N latitude and 120.59°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Arroyo Grande weather today

Partly Cloudy and 67°F in Arroyo Grande, CA. Today's high is 76°F with a 15% rain chance. Winds are around 3 mph with gusts near 14 mph. Relative humidity is 64%, pressure is 29.91 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Arroyo Grande

Sunrise is at 06:53 AM and sunset is at 06:53 PM. Tomorrow's forecast calls for Sunny with a high near 71°F and a low near 55°F. The maximum rain chance is 8%.

Nearby

Weather near Arroyo Grande

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