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Current weather in Brea is clear sky.

Where can I find the hourly weather forecast for Brea?

This page shows hourly weather forecast for Brea, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Brea updated regularly?

Weather data for Brea is updated regularly with the latest available observations and forecasts.

Now · 11:40 PM

Brea Weather & Hourly Forecast

United States · California · 92821

78°F

Clear night

Feels like: 79°F

💧 Humidity 70% 🌡 Pressure 29.83 inHg 💨 Wind 5 mph 👁 Visibility 6.2 mi ☁ Clouds 1% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:22 AM 🌇 Sunset 7:23 PM

Hourly Forecast for Brea

Tomorrow

12:00 AM

Clear night

78° 💧 None 💨 5 mph H 70%29.83 inHg

3:00 AM

Clear night

77° 💧 None 💨 4 mph H 65%29.83 inHg

6:00 AM

Overcast night

74° 💧 None 💨 2 mph H 63%29.83 inHg

9:00 AM

Overcast

87° 💧 None 💨 4 mph H 52%29.85 inHg

12:00 PM

Partly cloudy

92° 💧 None 💨 7 mph H 35%29.83 inHg

3:00 PM

Partly cloudy

95° 💧 None 💨 11 mph H 29%29.77 inHg

6:00 PM

Sunny

86° 💧 None 💨 11 mph H 37%29.77 inHg

9:00 PM

Clear night

77° 💧 None 💨 8 mph H 47%29.80 inHg

Sunday

12:00 AM

Clear night

74° 💧 None 💨 7 mph H 55%29.83 inHg

3:00 AM

Clear night

71° 💧 None 💨 5 mph H 59%29.83 inHg

6:00 AM

Overcast night

70° 💧 None 💨 4 mph H 64%29.83 inHg

9:00 AM

Mostly cloudy

83° 💧 None 💨 4 mph H 54%29.85 inHg

12:00 PM

Sunny

88° 💧 None 💨 9 mph H 34%29.83 inHg

3:00 PM

Sunny

89° 💧 None 💨 12 mph H 27%29.80 inHg

6:00 PM

Sunny

83° 💧 None 💨 12 mph H 36%29.80 inHg

9:00 PM

Clear night

77° 💧 None 💨 8 mph H 51%29.83 inHg

Tomorrow

12:00 AM

Clear night

78° 💧 None 💨 5 mph H 70%29.83 inHg

1:00 AM

Clear night

78° 💧 None 💨 4 mph H 68%29.83 inHg

2:00 AM

Clear night

78° 💧 None 💨 5 mph H 66%29.83 inHg

3:00 AM

Clear night

77° 💧 None 💨 4 mph H 65%29.83 inHg

4:00 AM

Mostly clear night

76° 💧 None 💨 4 mph H 64%29.83 inHg

5:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 62%29.83 inHg

6:00 AM

Overcast night

74° 💧 None 💨 2 mph H 63%29.83 inHg

7:00 AM

Overcast

76° 💧 None 💨 3 mph H 61%29.85 inHg

8:00 AM

Overcast

82° 💧 None 💨 3 mph H 56%29.85 inHg

9:00 AM

Overcast

87° 💧 None 💨 4 mph H 52%29.85 inHg

10:00 AM

Overcast

91° 💧 None 💨 5 mph H 46%29.85 inHg

11:00 AM

Overcast

92° 💧 None 💨 6 mph H 40%29.85 inHg

12:00 PM

Partly cloudy

92° 💧 None 💨 7 mph H 35%29.83 inHg

1:00 PM

Mostly sunny

93° 💧 None 💨 9 mph H 32%29.83 inHg

2:00 PM

Mostly sunny

94° 💧 None 💨 11 mph H 30%29.80 inHg

3:00 PM

Partly cloudy

95° 💧 None 💨 11 mph H 29%29.77 inHg

4:00 PM

Partly cloudy

94° 💧 None 💨 12 mph H 30%29.77 inHg

5:00 PM

Partly cloudy

90° 💧 None 💨 13 mph H 32%29.77 inHg

6:00 PM

Sunny

86° 💧 None 💨 11 mph H 37%29.77 inHg

7:00 PM

Sunny

81° 💧 None 💨 9 mph H 41%29.80 inHg

8:00 PM

Clear night

79° 💧 None 💨 8 mph H 43%29.80 inHg

9:00 PM

Clear night

77° 💧 None 💨 8 mph H 47%29.80 inHg

10:00 PM

Clear night

76° 💧 None 💨 8 mph H 50%29.83 inHg

11:00 PM

Clear night

75° 💧 None 💨 7 mph H 53%29.83 inHg

Sunday

12:00 AM

Clear night

74° 💧 None 💨 7 mph H 55%29.83 inHg

1:00 AM

Clear night

73° 💧 None 💨 7 mph H 56%29.83 inHg

2:00 AM

Clear night

72° 💧 None 💨 6 mph H 57%29.83 inHg

3:00 AM

Clear night

71° 💧 None 💨 5 mph H 59%29.83 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 4 mph H 61%29.83 inHg

5:00 AM

Partly cloudy night

70° 💧 None 💨 4 mph H 63%29.83 inHg

6:00 AM

Overcast night

70° 💧 None 💨 4 mph H 64%29.83 inHg

7:00 AM

Mostly cloudy

72° 💧 None 💨 3 mph H 63%29.85 inHg

8:00 AM

Mostly cloudy

76° 💧 None 💨 3 mph H 61%29.85 inHg

9:00 AM

Mostly cloudy

83° 💧 None 💨 4 mph H 54%29.85 inHg

10:00 AM

Partly cloudy

87° 💧 None 💨 5 mph H 47%29.85 inHg

11:00 AM

Partly cloudy

88° 💧 None 💨 8 mph H 40%29.85 inHg

12:00 PM

Sunny

88° 💧 None 💨 9 mph H 34%29.83 inHg

1:00 PM

Mostly sunny

89° 💧 None 💨 10 mph H 31%29.83 inHg

2:00 PM

Mostly sunny

89° 💧 None 💨 12 mph H 28%29.80 inHg

3:00 PM

Sunny

89° 💧 None 💨 12 mph H 27%29.80 inHg

4:00 PM

Sunny

88° 💧 None 💨 12 mph H 28%29.77 inHg

5:00 PM

Sunny

86° 💧 None 💨 12 mph H 30%29.77 inHg

6:00 PM

Sunny

83° 💧 None 💨 12 mph H 36%29.80 inHg

7:00 PM

Sunny

80° 💧 None 💨 11 mph H 42%29.80 inHg

8:00 PM

Clear night

78° 💧 None 💨 9 mph H 47%29.80 inHg

9:00 PM

Clear night

77° 💧 None 💨 8 mph H 51%29.83 inHg

10:00 PM

Clear night

76° 💧 None 💨 6 mph H 54%29.85 inHg

11:00 PM

Clear night

75° 💧 None 💨 6 mph H 57%29.85 inHg

Monday

12:00 AM

Clear night

74° 💧 None 💨 6 mph H 60%29.85 inHg

1:00 AM

Clear night

73° 💧 None 💨 6 mph H 61%29.85 inHg

2:00 AM

Clear night

73° 💧 None 💨 5 mph H 62%29.85 inHg

3:00 AM

Clear night

72° 💧 None 💨 5 mph H 64%29.85 inHg

4:00 AM

Clear night

72° 💧 None 💨 5 mph H 65%29.83 inHg

5:00 AM

Clear night

72° 💧 None 💨 5 mph H 67%29.83 inHg

6:00 AM

Clear night

71° 💧 None 💨 4 mph H 67%29.85 inHg

7:00 AM

Sunny

71° 💧 None 💨 4 mph H 67%29.85 inHg

8:00 AM

Sunny

73° 💧 None 💨 4 mph H 62%29.88 inHg

9:00 AM

Sunny

75° 💧 None 💨 5 mph H 55%29.88 inHg

10:00 AM

Sunny

78° 💧 None 💨 6 mph H 47%29.88 inHg

11:00 AM

Sunny

81° 💧 None 💨 7 mph H 39%29.88 inHg

12:00 PM

Sunny

84° 💧 None 💨 8 mph H 33%29.88 inHg

1:00 PM

Sunny

85° 💧 None 💨 10 mph H 30%29.85 inHg

2:00 PM

Sunny

86° 💧 None 💨 11 mph H 29%29.85 inHg

3:00 PM

Sunny

85° 💧 None 💨 11 mph H 28%29.85 inHg

4:00 PM

Sunny

85° 💧 None 💨 11 mph H 26%29.83 inHg

5:00 PM

Sunny

84° 💧 None 💨 11 mph H 26%29.83 inHg

6:00 PM

Sunny

83° 💧 None 💨 11 mph H 28%29.83 inHg

7:00 PM

Sunny

80° 💧 None 💨 11 mph H 32%29.85 inHg

8:00 PM

Clear night

78° 💧 None 💨 9 mph H 37%29.85 inHg

9:00 PM

Clear night

77° 💧 None 💨 7 mph H 40%29.88 inHg

10:00 PM

Clear night

76° 💧 None 💨 6 mph H 42%29.91 inHg

11:00 PM

Clear night

75° 💧 None 💨 6 mph H 46%29.91 inHg

Tuesday

12:00 AM

Clear night

74° 💧 None 💨 6 mph H 49%29.91 inHg

1:00 AM

Clear night

73° 💧 None 💨 5 mph H 52%29.91 inHg

2:00 AM

Clear night

72° 💧 None 💨 4 mph H 55%29.91 inHg

3:00 AM

Clear night

72° 💧 None 💨 4 mph H 56%29.91 inHg

4:00 AM

Clear night

71° 💧 None 💨 4 mph H 58%29.91 inHg

5:00 AM

Clear night

71° 💧 None 💨 3 mph H 59%29.88 inHg

6:00 AM

Clear night

71° 💧 None 💨 3 mph H 59%29.91 inHg

7:00 AM

Sunny

71° 💧 None 💨 2 mph H 58%29.91 inHg

8:00 AM

Sunny

73° 💧 None 💨 1 mph H 52%29.91 inHg

9:00 AM

Sunny

76° 💧 None 💨 3 mph H 44%29.94 inHg

10:00 AM

Sunny

79° 💧 None 💨 4 mph H 38%29.94 inHg

11:00 AM

Sunny

82° 💧 None 💨 6 mph H 32%29.94 inHg

12:00 PM

Sunny

85° 💧 None 💨 7 mph H 25%29.94 inHg

1:00 PM

Sunny

87° 💧 None 💨 8 mph H 20%29.91 inHg

2:00 PM

Sunny

89° 💧 None 💨 9 mph H 17%29.88 inHg

3:00 PM

Sunny

90° 💧 None 💨 11 mph H 16%29.85 inHg

4:00 PM

Sunny

90° 💧 None 💨 12 mph H 16%29.85 inHg

5:00 PM

Sunny

88° 💧 None 💨 13 mph H 17%29.85 inHg

6:00 PM

Sunny

85° 💧 None 💨 11 mph H 19%29.85 inHg

7:00 PM

Sunny

83° 💧 None 💨 9 mph H 21%29.88 inHg

8:00 PM

Clear night

81° 💧 None 💨 8 mph H 23%29.88 inHg

9:00 PM

Clear night

80° 💧 None 💨 6 mph H 25%29.91 inHg

10:00 PM

Mostly clear night

80° 💧 None 💨 6 mph H 26%29.94 inHg

11:00 PM

Partly cloudy night

79° 💧 None 💨 6 mph H 28%29.94 inHg

In Brea and, more broadly, across the state of California: Tonight, expect mostly cloudy skies with mild to warm temperatures ranging from 79 to 85 degrees Fahrenheit. There is a possibility of light rain, with an estimated accumulation of around 0.03 inches, and a maximum probability of 66%. Winds will be coming from the northwest at around 12 mph, with gusts reaching up to 25 mph, making for a breezy evening. If rain occurs, it will likely be brief and light, so outdoor plans should generally be manageable. Temperatures will remain relatively steady throughout the night, providing a comfortable but slightly unsettled end to the day. Keep an eye on local updates in case of any changes in the forecast.

15-Day Weather Outlook for Brea

TomorrowTomorrow

Partly cloudy 95°/73° 💧 None 💨 13 mph

Sunday, Aug 30Sun Aug 30

Sunny 89°/70° 💧 None 💨 12 mph

Monday, Aug 31Mon Aug 31

Sunny 86°/71° 💧 None 💨 11 mph

Tuesday, Sep 1Tue Sep 1

Sunny 89°/71° 💧 None 💨 13 mph

Wednesday, Sep 2Wed Sep 2

Overcast 88°/76° 💧 None 💨 10 mph

Thursday, Sep 3Thu Sep 3

Overcast 88°/77° 💧 None 💨 9 mph

Friday, Sep 4Fri Sep 4

Overcast 88°/75° 💧 None 💨 11 mph

Saturday, Sep 5Sat Sep 5

Mostly cloudy 89°/74° 💧 None 💨 12 mph

Sunday, Sep 6Sun Sep 6

Partly cloudy 89°/73° 💧 None 💨 10 mph

Monday, Sep 7Mon Sep 7

Sunny 90°/73° 💧 None 💨 11 mph

Tuesday, Sep 8Tue Sep 8

Sunny 91°/74° 💧 None 💨 11 mph

Wednesday, Sep 9Wed Sep 9

Light rain 92°/77° 💧 0.01 in 💨 10 mph

Thursday, Sep 10Thu Sep 10

Mostly sunny 83°/73° 💧 None 💨 13 mph

Friday, Sep 11Fri Sep 11

Light rain 72°/68° 💧 0.09 in 💨 7 mph

Saturday, Sep 12Sat Sep 12

Sunny 82°/68° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Brea

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Brea

Hourly forecast · Updated every 2 hours

Moderate

Nearest forecast value 12:00 AM

PM2.5 Fine particles Moderate 27,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Fair 44,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 94,9µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,9µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Brea

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 9,5Very high —Unavailable

Tomorrow UV 9,7Very high 😷Poor

Sunday UV 9,3Very high 😐Moderate

Monday UV 9,2Very high 🙂Fair

Tuesday UV 9,9Very high 😐Moderate

Wednesday UV 8,0Very high —Unavailable

Thursday UV 7,0High —Unavailable

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Brea

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 4.57 Population: 47,469

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Forecast data for Brea were last refreshed today at 11:40 PM. The current forecast period extends through 30/08/2026 at 9:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.