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Brea, CA Weather Tomorrow

Find out what tomorrow's weather looks like in Brea with a complete 5 day forecast featuring precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Brea area and around Orange county, California.
Updated: Fri Sep 4th 2026 8:30 AM PDT
Brea, CA Weather – 9-4 – Sunny
87° / 60°
Sunny
Brea could see sunshine with daytime highs of 87°F and nighttime lows near 60°F. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 11mph on average and gusts of 21.7mph at 3 PM. The humidity will be on the higher side, averaging about 61%, the maximum being 70% at 9 AM and 33% being its lowest at 2 PM. Barometric pressure is its highest of 29.92inHg at 9 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.89inHg.
Brea, CA Weather – 9-5 – Sunny
87° / 70°

Weather Tomorrow

Sunny
Brea may see sunshine, with daytime highs of 87°F and overnight lows near 70°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 12mph on average and gusts of 20.4mph at 4 PM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 64% at 7 AM and 22% being its lowest at 3 PM. Barometric pressure is its highest of 29.94inHg at 12 PM, a lowest point of 29.88inHg at 4 PM with an avg 29.91inHg.
Brea, CA Weather – 9-6 – Sunny
85° / 74°
Sunny
Bright and sunny conditions in Brea, with a high of 85°F and a low of 74°F. There might be light rainfall having a 17% chance with an estimated 0.01in. Wind will be moderate, blowing around 13mph on average and gusts of 23mph at 4 PM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 58% at 11 PM and 25% being its lowest at 1 PM. Barometric pressure is its highest of 29.93inHg at 10 AM, a lowest point of 29.86inHg at 3 AM with an avg 29.9inHg.
Brea, CA Weather – 9-7 – Sunny
90° / 74°
Sunny
In Brea, sunshine is likely with a high near 90°F and a low around 74°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 13mph on average and gusts of 20.4mph at 5 PM. Humidity levels should be comfortable, sitting around 40% on average, the maximum being 59% at 6 AM and 19% being its lowest at 6 PM. Barometric pressure is its highest of 29.92inHg at 11 PM, a lowest point of 29.85inHg at 4 PM with an avg 29.88inHg.
Brea, CA Weather – 9-8 – Overcast
92° / 71°
Overcast
In Brea, overcast is likely with a high near 92°F and a low around 71°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 11mph on average and gusts of 20.6mph at 2 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 55% at 8 AM and 13% being its lowest at 2 PM. Barometric pressure is its highest of 29.95inHg at 8 AM, a lowest point of 29.86inHg at 6 PM with an avg 29.9inHg.
Brea, CA Weather – 9-9 – Cloudy
91° / 78°
Cloudy
In Brea, it will be cloudy with highs near 91°F and lows around 78°F. There's a very small chance of rainfall, only about 6% with an estimated 0in. Winds will be light at 8mph and gusts of 12.8mph at 11 AM. The air will be relatively dry with average humidity levels below 30%, the maximum being 41% at 11 PM and 20% being its lowest at 1 PM. Barometric pressure is its highest of 29.92inHg at 11 AM, a lowest point of 29.83inHg at 5 PM with an avg 29.88inHg.

Currently

Sunny 66°F
29.92 inHg.
Barometer
80%
Humidity
SSE 6.5 mph
Wind
Sunny

5 Day Forecast Nearby

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