What is the weather in Challenge-Brownsville right now?

Current weather in Challenge-Brownsville is scattered clouds.

Where can I find the hourly weather forecast for Challenge-Brownsville?

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

Is the weather forecast for Challenge-Brownsville updated regularly?

Weather data for Challenge-Brownsville is updated regularly with the latest available observations and forecasts.

Now · 10:26 AM

Challenge-Brownsville Weather & Hourly Forecast

United States · California · 95919

85°F

Partly cloudy

Feels like: 87°F

💧 Humidity 39% 🌡 Pressure 30.00 inHg 💨 Wind 2 mph 👁 Visibility 21.6 mi ☁ Clouds 45% ☀️ UV index 2.3 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Challenge-Brownsville

Today

11:00 AM

Partly cloudy

91° 💧 None 💨 0 mph H 26%29.97 inHg

2:00 PM

Partly cloudy

94° 💧 None 💨 7 mph H 21%29.91 inHg

5:00 PM

Mostly cloudy

93° 💧 None 💨 6 mph H 20%29.85 inHg

8:00 PM

Clear night

79° 💧 None 💨 6 mph H 36%29.83 inHg

11:00 PM

Clear night

76° 💧 None 💨 7 mph H 35%29.88 inHg

Tomorrow

2:00 AM

Clear night

73° 💧 None 💨 7 mph H 37%29.85 inHg

5:00 AM

Clear night

66° 💧 None 💨 5 mph H 49%29.88 inHg

8:00 AM

Sunny

72° 💧 None 💨 5 mph H 41%29.88 inHg

11:00 AM

Sunny

83° 💧 None 💨 7 mph H 22%29.88 inHg

2:00 PM

Sunny

87° 💧 None 💨 8 mph H 18%29.85 inHg

5:00 PM

Sunny

86° 💧 None 💨 7 mph H 15%29.80 inHg

8:00 PM

Clear night

73° 💧 None 💨 4 mph H 29%29.83 inHg

11:00 PM

Clear night

67° 💧 None 💨 6 mph H 38%29.83 inHg

Saturday

2:00 AM

Clear night

68° 💧 None 💨 7 mph H 29%29.83 inHg

5:00 AM

Clear night

64° 💧 None 💨 5 mph H 33%29.83 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 6 mph H 32%29.85 inHg

Today

11:00 AM

Partly cloudy

91° 💧 None 💨 0 mph H 26%29.97 inHg

12:00 PM

Mostly sunny

92° 💧 None 💨 4 mph H 25%29.97 inHg

1:00 PM

Sunny

93° 💧 None 💨 7 mph H 24%29.94 inHg

2:00 PM

Partly cloudy

94° 💧 None 💨 7 mph H 21%29.91 inHg

3:00 PM

Partly cloudy

94° 💧 None 💨 7 mph H 20%29.88 inHg

4:00 PM

Sunny

94° 💧 None 💨 7 mph H 20%29.88 inHg

5:00 PM

Mostly cloudy

93° 💧 None 💨 6 mph H 20%29.85 inHg

6:00 PM

Mostly sunny

91° 💧 None 💨 4 mph H 23%29.85 inHg

7:00 PM

Sunny

84° 💧 None 💨 4 mph H 31%29.83 inHg

8:00 PM

Clear night

79° 💧 None 💨 6 mph H 36%29.83 inHg

9:00 PM

Partly cloudy night

78° 💧 None 💨 6 mph H 36%29.85 inHg

10:00 PM

Partly cloudy night

77° 💧 None 💨 7 mph H 36%29.88 inHg

11:00 PM

Clear night

76° 💧 None 💨 7 mph H 35%29.88 inHg

Tomorrow

12:00 AM

Clear night

74° 💧 None 💨 7 mph H 36%29.88 inHg

1:00 AM

Clear night

73° 💧 None 💨 8 mph H 37%29.85 inHg

2:00 AM

Clear night

73° 💧 None 💨 7 mph H 37%29.85 inHg

3:00 AM

Clear night

71° 💧 None 💨 6 mph H 41%29.85 inHg

4:00 AM

Clear night

68° 💧 None 💨 5 mph H 46%29.85 inHg

5:00 AM

Clear night

66° 💧 None 💨 5 mph H 49%29.88 inHg

6:00 AM

Clear night

65° 💧 None 💨 5 mph H 52%29.88 inHg

7:00 AM

Sunny

65° 💧 None 💨 5 mph H 51%29.88 inHg

8:00 AM

Sunny

72° 💧 None 💨 5 mph H 41%29.88 inHg

9:00 AM

Sunny

78° 💧 None 💨 5 mph H 31%29.88 inHg

10:00 AM

Sunny

81° 💧 None 💨 6 mph H 26%29.88 inHg

11:00 AM

Sunny

83° 💧 None 💨 7 mph H 22%29.88 inHg

12:00 PM

Sunny

84° 💧 None 💨 8 mph H 19%29.88 inHg

1:00 PM

Sunny

86° 💧 None 💨 8 mph H 18%29.85 inHg

2:00 PM

Sunny

87° 💧 None 💨 8 mph H 18%29.85 inHg

3:00 PM

Sunny

87° 💧 None 💨 7 mph H 18%29.85 inHg

4:00 PM

Sunny

87° 💧 None 💨 7 mph H 16%29.83 inHg

5:00 PM

Sunny

86° 💧 None 💨 7 mph H 15%29.80 inHg

6:00 PM

Sunny

84° 💧 None 💨 6 mph H 16%29.80 inHg

7:00 PM

Sunny

77° 💧 None 💨 3 mph H 25%29.80 inHg

8:00 PM

Clear night

73° 💧 None 💨 4 mph H 29%29.83 inHg

9:00 PM

Clear night

71° 💧 None 💨 6 mph H 32%29.83 inHg

10:00 PM

Clear night

69° 💧 None 💨 6 mph H 35%29.83 inHg

11:00 PM

Clear night

67° 💧 None 💨 6 mph H 38%29.83 inHg

Saturday

12:00 AM

Mostly clear night

66° 💧 None 💨 6 mph H 37%29.83 inHg

1:00 AM

Clear night

67° 💧 None 💨 7 mph H 33%29.83 inHg

2:00 AM

Clear night

68° 💧 None 💨 7 mph H 29%29.83 inHg

3:00 AM

Clear night

68° 💧 None 💨 7 mph H 28%29.83 inHg

4:00 AM

Clear night

66° 💧 None 💨 6 mph H 30%29.83 inHg

5:00 AM

Clear night

64° 💧 None 💨 5 mph H 33%29.83 inHg

6:00 AM

Clear night

63° 💧 None 💨 5 mph H 34%29.83 inHg

7:00 AM

Partly cloudy

63° 💧 None 💨 6 mph H 36%29.85 inHg

8:00 AM

Mostly sunny

69° 💧 None 💨 6 mph H 32%29.85 inHg

9:00 AM

Partly cloudy

73° 💧 None 💨 7 mph H 30%29.85 inHg

10:00 AM

Mostly cloudy

75° 💧 None 💨 8 mph H 31%29.85 inHg

11:00 AM

Mostly cloudy

76° 💧 None 💨 9 mph H 33%29.88 inHg

12:00 PM

Partly cloudy

77° 💧 None 💨 9 mph H 32%29.88 inHg

1:00 PM

Mostly cloudy

78° 💧 None 💨 9 mph H 31%29.88 inHg

2:00 PM

Mostly cloudy

79° 💧 None 💨 10 mph H 29%29.85 inHg

3:00 PM

Overcast

79° 💧 None 💨 11 mph H 27%29.85 inHg

4:00 PM

Overcast

78° 💧 None 💨 11 mph H 26%29.85 inHg

5:00 PM

Sunny

76° 💧 None 💨 12 mph H 27%29.85 inHg

Sunday

2:00 AM

Clear night

55° 💧 None 💨 1 mph H 77%29.97 inHg

5:00 AM

Clear night

53° 💧 None 💨 2 mph H 79%30.00 inHg

8:00 AM

Sunny

56° 💧 None 💨 2 mph H 71%30.00 inHg

11:00 AM

Sunny

67° 💧 None 💨 5 mph H 45%30.00 inHg

2:00 PM

Sunny

73° 💧 None 💨 6 mph H 29%29.94 inHg

5:00 PM

Sunny

74° 💧 None 💨 5 mph H 20%29.91 inHg

8:00 PM

Clear night

63° 💧 None 💨 2 mph H 31%29.91 inHg

11:00 PM

Clear night

54° 💧 None 💨 2 mph H 57%29.91 inHg

Monday

2:00 AM

Clear night

53° 💧 None 💨 4 mph H 56%29.88 inHg

5:00 AM

Clear night

54° 💧 None 💨 2 mph H 51%29.85 inHg

8:00 AM

Sunny

60° 💧 None 💨 3 mph H 41%29.88 inHg

11:00 AM

Sunny

76° 💧 None 💨 5 mph H 22%29.85 inHg

2:00 PM

Sunny

79° 💧 None 💨 6 mph H 22%29.83 inHg

5:00 PM

Sunny

78° 💧 None 💨 5 mph H 21%29.80 inHg

8:00 PM

Clear night

65° 💧 None 💨 4 mph H 34%29.83 inHg

11:00 PM

Clear night

59° 💧 None 💨 5 mph H 50%29.85 inHg

Tuesday

2:00 AM

Clear night

54° 💧 None 💨 4 mph H 67%29.85 inHg

5:00 AM

Clear night

52° 💧 None 💨 2 mph H 75%29.85 inHg

8:00 AM

Sunny

58° 💧 None 💨 2 mph H 58%29.91 inHg

11:00 AM

Sunny

75° 💧 None 💨 5 mph H 27%29.91 inHg

2:00 PM

Sunny

79° 💧 None 💨 6 mph H 27%29.91 inHg

5:00 PM

Sunny

79° 💧 None 💨 5 mph H 26%29.88 inHg

8:00 PM

Clear night

67° 💧 None 💨 1 mph H 39%29.91 inHg

11:00 PM

Clear night

58° 💧 None 💨 2 mph H 62%29.94 inHg

Wednesday

5:00 AM

Clear night

58° 💧 None 💨 2 mph H 61%29.91 inHg

11:00 AM

Sunny

53° 💧 None 💨 2 mph H 69%29.97 inHg

5:00 PM

Sunny

79° 💧 None 💨 6 mph H 24%30.00 inHg

11:00 PM

Clear night

81° 💧 None 💨 5 mph H 22%29.94 inHg

Thursday

5:00 AM

Partly cloudy night

61° 💧 None 💨 2 mph H 53%30.00 inHg

11:00 AM

Sunny

56° 💧 None 💨 3 mph H 65%30.00 inHg

5:00 PM

Sunny

83° 💧 None 💨 4 mph H 22%30.06 inHg

11:00 PM

Clear night

83° 💧 None 💨 5 mph H 24%30.00 inHg

Friday

5:00 AM

Clear night

63° 💧 None 💨 2 mph H 53%30.06 inHg

11:00 AM

Sunny

59° 💧 None 💨 1 mph H 51%30.03 inHg

5:00 PM

Sunny

79° 💧 None 💨 4 mph H 29%30.03 inHg

11:00 PM

Partly cloudy night

78° 💧 None 💨 3 mph H 28%29.97 inHg

Saturday

5:00 AM

Clear night

62° 💧 None 💨 3 mph H 54%30.00 inHg

11:00 AM

Sunny

58° 💧 None 💨 3 mph H 65%29.97 inHg

5:00 PM

Sunny

71° 💧 None 💨 5 mph H 41%30.00 inHg

11:00 PM

Clear night

73° 💧 None 💨 5 mph H 32%29.91 inHg

Sunday

5:00 AM

Mostly clear night

56° 💧 None 💨 3 mph H 66%29.91 inHg

11:00 AM

Sunny

50° 💧 None 💨 2 mph H 72%29.85 inHg

5:00 PM

Sunny

70° 💧 None 💨 5 mph H 40%29.85 inHg

11:00 PM

Clear night

72° 💧 None 💨 7 mph H 31%29.77 inHg

Monday

5:00 AM

Mostly clear night

58° 💧 None 💨 4 mph H 58%29.83 inHg

11:00 AM

Sunny

50° 💧 None 💨 2 mph H 76%29.83 inHg

5:00 PM

Partly cloudy

67° 💧 None 💨 5 mph H 50%29.85 inHg

11:00 PM

Partly cloudy night

68° 💧 None 💨 2 mph H 45%29.80 inHg

Tuesday

5:00 AM

Mostly clear night

56° 💧 None 💨 2 mph H 75%29.83 inHg

11:00 AM

Sunny

54° 💧 None 💨 3 mph H 82%29.83 inHg

5:00 PM

Mostly sunny

69° 💧 None 💨 5 mph H 42%29.88 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 7 mph H 38%29.88 inHg

Wednesday

5:00 AM

Overcast night

58° 💧 None 💨 5 mph H 61%29.97 inHg

11:00 AM

Light rain

51° 💧 None 💨 1 mph H 98%30.06 inHg

5:00 PM

Overcast

56° 💧 None 💨 4 mph H 88%30.12 inHg

11:00 PM

Partly cloudy night

63° 💧 None 💨 5 mph H 56%30.09 inHg

Thursday

5:00 AM

Mostly clear night

52° 💧 None 💨 3 mph H 88%30.12 inHg

11:00 AM

Mostly cloudy

50° 💧 None 💨 4 mph H 83%30.06 inHg

5:00 PM

Overcast

67° 💧 None 💨 4 mph H 44%30.06 inHg

11:00 PM

Overcast night

69° 💧 None 💨 5 mph H 47%29.97 inHg

In Challenge-Brownsville and, more broadly, across the state of California: The rest of the day will be mostly sunny with a few clouds, and temperatures remaining very hot, ranging from 78 to 97 degrees Fahrenheit. Expect moderate northwest winds, with speeds reaching up to 16 mph and gusts up to 32 mph. No rain is forecasted, so outdoor activities should be able to proceed without interruption. It’s advisable to stay hydrated and wear sun protection if you're planning to be outside, especially during the hottest part of the afternoon. The breeze may provide some relief, but the heat will still be intense, so take precautions to avoid heat exhaustion. Conditions are favorable for outdoor plans, but be mindful of the elevated temperatures.

15-Day Weather Outlook for Challenge-Brownsville

TomorrowTomorrow

Mostly cloudy 93°/65° 💧 None 💨 8 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 86°/63° 💧 None 💨 11 mph

Sunday, Sep 13Sun Sep 13

Sunny 76°/53° 💧 0.009 in 💨 12 mph

Monday, Sep 14Mon Sep 14

Sunny 79°/53° 💧 None 💨 6 mph

Tuesday, Sep 15Tue Sep 15

Sunny 79°/52° 💧 None 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Sunny 79°/53° 💧 0.025 in 💨 5 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 81°/56° 💧 None 💨 6 mph

Friday, Sep 18Fri Sep 18

Sunny 83°/59° 💧 None 💨 5 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 79°/58° 💧 None 💨 4 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 73°/50° 💧 None 💨 5 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 72°/50° 💧 None 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 68°/54° 💧 0.011 in 💨 5 mph

Wednesday, Sep 23Wed Sep 23

Light rain 69°/51° 💧 0.145 in 💨 7 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 63°/50° 💧 0.113 in 💨 5 mph

Friday, Sep 25Fri Sep 25

Overcast 69°/67° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Challenge-Brownsville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Challenge-Brownsville

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 11:00 AM

PM2.5 Fine particles Good 7,8µg/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 Good 10,6µg/m³

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

O₃ Ozone Good 39,3µg/m³

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

NO₂ Nitrogen dioxide Good 10,8µg/m³

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

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Challenge-Brownsville

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 7,8High 😊Good

Tomorrow UV 7,8High 😐Moderate

Saturday UV 7,7High 🙂Fair

Sunday UV 6,8High 😐Moderate

Monday UV 7,0High 😊Good

Tuesday UV 7,0High —Unavailable

Wednesday UV 8,0Very high —Unavailable

Hourly UV index today

11:00 AMUV 3,9 12:00 PMUV 6,9 1:00 PMUV 7,8 2:00 PMUV 7,3 3:00 PMUV 5,3 4:00 PMUV 3,4 5:00 PMUV 1,8 6:00 PMUV 0,6 7:00 PMUV 0,0

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

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

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Challenge-Brownsville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · CHALLENGE-BROWNSVILLE, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:53 PM–5:11 AM

☁ Cloud cover 0% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 89° high at the best hour.

✦ Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min81%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

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Forecast data for Challenge-Brownsville were last refreshed today at 10:26 AM. The current forecast period extends through 12/09/2026 at 8:00 AM. 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.