Grover Beach, CA Weather Tomorrow

Tomorrow's weather forecast for Grover Beach is supported by a complete 5 day outlook covering daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the Grover Beach area and around San Luis Obispo county, California.
Updated: Fri Aug 28th 2026 9:30 AM PDT
Grover Beach, CA Weather – 8-28 – Overcast
96° / 63°
Overcast
Daytime highs will reach 96°F with lows dropping to 63°F in Grover Beach, where it will be overcast. There might be light rainfall having a 13% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 17.4mph at 11 AM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 77% at 11 PM and 24% being its lowest at 12 PM. Barometric pressure is its highest of 29.94inHg at 11 AM, a lowest point of 29.85inHg at 5 PM with an avg 29.9inHg.
Grover Beach, CA Weather – 8-29 – Smoky Haze
74° / 56°

Weather Tomorrow

Smoky Haze
Grover Beach is set for smoky Haze with temperatures peaking at 74°F and dipping to 56°F. There's a very small chance of rainfall, only about 9%. Wind will be moderate, blowing around 11mph on average and gusts of 20.1mph at 11 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 94% at 11 PM and 52% being its lowest at 1 PM. Barometric pressure is its highest of 29.94inHg at 12 PM, a lowest point of 29.9inHg at 5 PM with an avg 29.92inHg.
Grover Beach, CA Weather – 8-30 – Smoky Haze
71° / 54°
Smoky Haze
Grover Beach is set for smoky Haze with temperatures peaking at 71°F and dipping to 54°F. There's a very small chance of rainfall, only about 9%. Wind will be moderate, blowing around 11mph on average and gusts of 22.1mph at 1 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 95% at 8 PM and 48% being its lowest at 11 AM. Barometric pressure is its highest of 29.93inHg at 10 PM, a lowest point of 29.88inHg at 5 AM with an avg 29.91inHg.
Grover Beach, CA Weather – 8-31 – Sunny
70° / 54°
Sunny
Grover Beach may see a sunny day, with daytime highs of 70°F and overnight lows near 54°F. There might be light rainfall having a 17% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 19.5mph at 3 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 95% at 9 PM and 53% being its lowest at 2 PM. Barometric pressure is its highest of 29.96inHg at 11 PM, a lowest point of 29.89inHg at 5 AM with an avg 29.92inHg.
Grover Beach, CA Weather – 9-1 – Sunny
69° / 51°
Sunny
Grover Beach is set for a sunny day with temperatures peaking at 69°F and dipping to 51°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 10mph and gusts of 20.4mph at 1 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 95% at 11 PM and 50% being its lowest at 12 PM. Barometric pressure is its highest of 29.99inHg at 10 PM, a lowest point of 29.93inHg at 5 PM with an avg 29.96inHg.
Grover Beach, CA Weather – 9-2 – Sunny
74° / 53°
Sunny
In Grover Beach, bright and sunny conditions with highs near 74°F and lows around 53°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 11mph on average and gusts of 18.8mph at 11 AM. The humidity will be on the higher side, averaging about 68%, the maximum being 95% at 12 AM and 30% being its lowest at 11 AM. Barometric pressure is its highest of 30inHg at 8 AM, a lowest point of 29.93inHg at 5 PM with an avg 29.97inHg.

Currently

Overcast 75°F
29.93 inHg.
Barometer
55%
Humidity
WNW 9 mph
Wind
Overcast

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