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Current weather in South El Monte is few clouds.

Where can I find the hourly weather forecast for South El Monte?

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

Is the weather forecast for South El Monte updated regularly?

Weather data for South El Monte is updated regularly with the latest available observations and forecasts.

Now · 1:10 PM

South El Monte Weather & Hourly Forecast

United States · California · 91733

88°F

Mostly sunny

Feels like: 89°F

💧 Humidity 42% 🌡 Pressure 29.83 inHg 💨 Wind 4 mph 👁 Visibility 25.4 mi ☁ Clouds 20% ☀️ UV index 9.2 · Very high 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for South El Monte

Today

2:00 PM

Sunny

90° 💧 None 💨 5 mph H 38%29.80 inHg

5:00 PM

Sunny

86° 💧 0.000 in 💨 6 mph H 44%29.77 inHg

8:00 PM

Clear night

77° 💧 None 💨 3 mph H 58%29.80 inHg

11:00 PM

Clear night

73° 💧 None 💨 1 mph H 65%29.85 inHg

Tomorrow

2:00 AM

Clear night

70° 💧 None 💨 2 mph H 82%29.85 inHg

5:00 AM

Clear night

67° 💧 None 💨 1 mph H 91%29.85 inHg

8:00 AM

Sunny

70° 💧 None 💨 1 mph H 79%29.85 inHg

11:00 AM

Sunny

81° 💧 None 💨 1 mph H 51%29.85 inHg

2:00 PM

Sunny

88° 💧 None 💨 4 mph H 40%29.80 inHg

5:00 PM

Sunny

86° 💧 None 💨 6 mph H 38%29.77 inHg

8:00 PM

Clear night

76° 💧 None 💨 4 mph H 58%29.80 inHg

11:00 PM

Clear night

71° 💧 None 💨 2 mph H 71%29.85 inHg

Tuesday

2:00 AM

Clear night

68° 💧 None 💨 1 mph H 84%29.88 inHg

5:00 AM

Clear night

66° 💧 None 💨 1 mph H 88%29.88 inHg

8:00 AM

Sunny

69° 💧 None 💨 1 mph H 74%29.91 inHg

11:00 AM

Sunny

80° 💧 None 💨 2 mph H 49%29.94 inHg

Today

2:00 PM

Sunny

90° 💧 None 💨 5 mph H 38%29.80 inHg

3:00 PM

Sunny

90° 💧 None 💨 7 mph H 39%29.80 inHg

4:00 PM

Sunny

88° 💧 None 💨 7 mph H 42%29.77 inHg

5:00 PM

Sunny

86° 💧 0.000 in 💨 6 mph H 44%29.77 inHg

6:00 PM

Sunny

83° 💧 None 💨 6 mph H 47%29.77 inHg

7:00 PM

Sunny

80° 💧 None 💨 5 mph H 53%29.80 inHg

8:00 PM

Clear night

77° 💧 None 💨 3 mph H 58%29.80 inHg

9:00 PM

Clear night

75° 💧 None 💨 3 mph H 61%29.83 inHg

10:00 PM

Clear night

74° 💧 None 💨 2 mph H 63%29.83 inHg

11:00 PM

Clear night

73° 💧 None 💨 1 mph H 65%29.85 inHg

Tomorrow

12:00 AM

Clear night

72° 💧 None 💨 1 mph H 68%29.85 inHg

1:00 AM

Clear night

71° 💧 None 💨 2 mph H 75%29.85 inHg

2:00 AM

Clear night

70° 💧 None 💨 2 mph H 82%29.85 inHg

3:00 AM

Clear night

69° 💧 None 💨 1 mph H 87%29.85 inHg

4:00 AM

Clear night

68° 💧 None 💨 1 mph H 90%29.83 inHg

5:00 AM

Clear night

67° 💧 None 💨 1 mph H 91%29.85 inHg

6:00 AM

Clear night

67° 💧 None 💨 1 mph H 91%29.85 inHg

7:00 AM

Sunny

67° 💧 None 💨 1 mph H 90%29.85 inHg

8:00 AM

Sunny

70° 💧 None 💨 1 mph H 79%29.85 inHg

9:00 AM

Mostly sunny

73° 💧 None 💨 1 mph H 71%29.85 inHg

10:00 AM

Mostly sunny

77° 💧 None 💨 1 mph H 61%29.85 inHg

11:00 AM

Sunny

81° 💧 None 💨 1 mph H 51%29.85 inHg

12:00 PM

Sunny

84° 💧 None 💨 2 mph H 45%29.85 inHg

1:00 PM

Sunny

86° 💧 None 💨 4 mph H 43%29.83 inHg

2:00 PM

Sunny

88° 💧 None 💨 4 mph H 40%29.80 inHg

3:00 PM

Sunny

89° 💧 None 💨 5 mph H 36%29.77 inHg

4:00 PM

Sunny

88° 💧 None 💨 6 mph H 35%29.77 inHg

5:00 PM

Sunny

86° 💧 None 💨 6 mph H 38%29.77 inHg

6:00 PM

Sunny

82° 💧 None 💨 6 mph H 45%29.77 inHg

7:00 PM

Sunny

79° 💧 None 💨 5 mph H 52%29.80 inHg

8:00 PM

Clear night

76° 💧 None 💨 4 mph H 58%29.80 inHg

9:00 PM

Clear night

74° 💧 None 💨 3 mph H 63%29.83 inHg

10:00 PM

Clear night

72° 💧 None 💨 3 mph H 67%29.85 inHg

11:00 PM

Clear night

71° 💧 None 💨 2 mph H 71%29.85 inHg

Tuesday

12:00 AM

Clear night

70° 💧 None 💨 2 mph H 75%29.85 inHg

1:00 AM

Clear night

69° 💧 None 💨 1 mph H 80%29.88 inHg

2:00 AM

Clear night

68° 💧 None 💨 1 mph H 84%29.88 inHg

3:00 AM

Clear night

67° 💧 None 💨 1 mph H 87%29.88 inHg

4:00 AM

Clear night

66° 💧 None 💨 1 mph H 88%29.88 inHg

5:00 AM

Clear night

66° 💧 None 💨 1 mph H 88%29.88 inHg

6:00 AM

Clear night

65° 💧 None 💨 1 mph H 89%29.88 inHg

7:00 AM

Sunny

66° 💧 None 💨 0 mph H 86%29.91 inHg

8:00 AM

Sunny

69° 💧 None 💨 1 mph H 74%29.91 inHg

9:00 AM

Sunny

72° 💧 None 💨 2 mph H 67%29.94 inHg

10:00 AM

Sunny

76° 💧 None 💨 2 mph H 58%29.94 inHg

11:00 AM

Sunny

80° 💧 None 💨 2 mph H 49%29.94 inHg

12:00 PM

Sunny

83° 💧 None 💨 3 mph H 44%29.91 inHg

1:00 PM

Sunny

84° 💧 None 💨 5 mph H 42%29.88 inHg

2:00 PM

Sunny

84° 💧 None 💨 6 mph H 43%29.88 inHg

3:00 PM

Sunny

83° 💧 None 💨 7 mph H 47%29.88 inHg

4:00 PM

Sunny

82° 💧 None 💨 7 mph H 47%29.85 inHg

5:00 PM

Sunny

80° 💧 None 💨 6 mph H 48%29.85 inHg

6:00 PM

Sunny

78° 💧 None 💨 5 mph H 50%29.85 inHg

7:00 PM

Clear night

75° 💧 None 💨 5 mph H 55%29.88 inHg

8:00 PM

Clear night

73° 💧 None 💨 3 mph H 61%29.88 inHg

9:00 PM

Clear night

72° 💧 None 💨 3 mph H 66%29.91 inHg

10:00 PM

Clear night

70° 💧 None 💨 3 mph H 72%29.91 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 2 mph H 76%29.94 inHg

Wednesday

12:00 AM

Mostly cloudy night

68° 💧 None 💨 2 mph H 80%29.94 inHg

1:00 AM

Mostly cloudy night

67° 💧 None 💨 2 mph H 82%29.94 inHg

2:00 AM

Mostly clear night

67° 💧 None 💨 1 mph H 84%29.94 inHg

3:00 AM

Mostly clear night

66° 💧 None 💨 1 mph H 87%29.94 inHg

4:00 AM

Clear night

65° 💧 None 💨 1 mph H 89%29.94 inHg

5:00 AM

Clear night

64° 💧 None 💨 1 mph H 91%29.94 inHg

8:00 AM

Sunny

67° 💧 None 💨 2 mph H 83%30.00 inHg

11:00 AM

Sunny

77° 💧 None 💨 4 mph H 50%30.00 inHg

2:00 PM

Sunny

81° 💧 None 💨 7 mph H 41%29.94 inHg

5:00 PM

Sunny

79° 💧 None 💨 7 mph H 46%29.91 inHg

8:00 PM

Mostly clear night

71° 💧 None 💨 6 mph H 72%29.94 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 3 mph H 77%30.00 inHg

Thursday

2:00 AM

Clear night

68° 💧 None 💨 2 mph H 80%30.00 inHg

5:00 AM

Clear night

66° 💧 None 💨 2 mph H 84%30.00 inHg

8:00 AM

Sunny

67° 💧 None 💨 2 mph H 80%30.03 inHg

11:00 AM

Sunny

76° 💧 None 💨 3 mph H 48%30.03 inHg

2:00 PM

Sunny

83° 💧 None 💨 6 mph H 39%29.97 inHg

5:00 PM

Sunny

78° 💧 None 💨 8 mph H 49%29.97 inHg

8:00 PM

Clear night

71° 💧 None 💨 5 mph H 66%30.00 inHg

11:00 PM

Clear night

68° 💧 None 💨 3 mph H 77%30.03 inHg

Friday

2:00 AM

Clear night

66° 💧 None 💨 2 mph H 85%30.03 inHg

5:00 AM

Clear night

64° 💧 None 💨 0 mph H 89%30.00 inHg

8:00 AM

Sunny

67° 💧 None 💨 1 mph H 77%30.00 inHg

11:00 AM

Sunny

78° 💧 None 💨 3 mph H 47%30.00 inHg

2:00 PM

Sunny

85° 💧 None 💨 6 mph H 36%29.94 inHg

5:00 PM

Sunny

82° 💧 None 💨 8 mph H 40%29.88 inHg

8:00 PM

Clear night

73° 💧 None 💨 4 mph H 58%29.91 inHg

11:00 PM

Clear night

69° 💧 None 💨 3 mph H 72%29.94 inHg

Saturday

2:00 AM

Clear night

66° 💧 None 💨 1 mph H 84%29.91 inHg

5:00 AM

Overcast night

64° 💧 None 💨 2 mph H 97%29.91 inHg

11:00 AM

Sunny

78° 💧 None 💨 3 mph H 49%29.88 inHg

5:00 PM

Sunny

83° 💧 None 💨 7 mph H 41%29.80 inHg

11:00 PM

Clear night

71° 💧 None 💨 2 mph H 75%29.85 inHg

Sunday

5:00 AM

Overcast night

66° 💧 None 💨 1 mph H 95%29.85 inHg

11:00 AM

Sunny

78° 💧 None 💨 3 mph H 57%29.88 inHg

5:00 PM

Sunny

82° 💧 None 💨 7 mph H 45%29.80 inHg

11:00 PM

Clear night

70° 💧 None 💨 3 mph H 78%29.88 inHg

Monday

5:00 AM

Mostly clear night

67° 💧 None 💨 2 mph H 81%29.91 inHg

11:00 AM

Mostly cloudy

78° 💧 None 💨 5 mph H 53%29.94 inHg

5:00 PM

Overcast

77° 💧 None 💨 7 mph H 59%29.85 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 3 mph H 78%29.94 inHg

Tuesday

5:00 AM

Mostly clear night

66° 💧 None 💨 2 mph H 87%29.91 inHg

11:00 AM

Mostly sunny

76° 💧 None 💨 4 mph H 54%29.94 inHg

5:00 PM

Partly cloudy

76° 💧 None 💨 7 mph H 57%29.83 inHg

11:00 PM

Mostly clear night

68° 💧 None 💨 3 mph H 73%29.85 inHg

Wednesday

5:00 AM

Clear night

64° 💧 None 💨 1 mph H 85%29.85 inHg

11:00 AM

Partly cloudy

76° 💧 None 💨 4 mph H 52%29.88 inHg

5:00 PM

Mostly sunny

76° 💧 None 💨 7 mph H 55%29.83 inHg

11:00 PM

Clear night

68° 💧 None 💨 3 mph H 71%29.88 inHg

Thursday

5:00 AM

Mostly clear night

63° 💧 None 💨 1 mph H 83%29.88 inHg

11:00 AM

Partly cloudy

75° 💧 None 💨 3 mph H 53%29.97 inHg

5:00 PM

Sunny

78° 💧 None 💨 8 mph H 49%29.88 inHg

11:00 PM

Clear night

68° 💧 None 💨 1 mph H 76%29.94 inHg

Friday

5:00 AM

Clear night

62° 💧 None 💨 1 mph H 93%29.94 inHg

11:00 AM

Sunny

78° 💧 None 💨 3 mph H 52%29.97 inHg

5:00 PM

Sunny

83° 💧 None 💨 7 mph H 33%29.88 inHg

11:00 PM

Clear night

70° 💧 None 💨 2 mph H 59%29.91 inHg

Saturday

5:00 AM

Clear night

63° 💧 None 💨 1 mph H 82%29.88 inHg

11:00 AM

Sunny

84° 💧 None 💨 2 mph H 36%29.91 inHg

5:00 PM

Sunny

92° 💧 None 💨 6 mph H 22%29.83 inHg

11:00 PM

Mostly clear night

75° 💧 None 💨 2 mph H 47%29.91 inHg

Sunday

5:00 AM

Clear night

68° 💧 None 💨 2 mph H 59%29.88 inHg

11:00 AM

Sunny

92° 💧 None 💨 3 mph H 25%29.91 inHg

5:00 PM

Sunny

101° 💧 None 💨 6 mph H 16%29.80 inHg

11:00 PM

Clear night

84° 💧 None 💨 3 mph H 32%29.88 inHg

Monday

5:00 AM

Clear night

77° 💧 None 💨 2 mph H 45%29.85 inHg

In South El Monte and, more broadly, across the state of California: The rest of the day will feature clear skies with mild to warm temperatures ranging from 63 to 80 degrees Fahrenheit. Winds will be coming from the northwest at around 15 mph, with gusts reaching up to 29 mph. No rain is expected, so the weather should remain dry and comfortable through the afternoon. It’s a good time to enjoy outdoor activities, but be prepared for some gusty winds. Temperatures will gradually stay steady as the day progresses, providing a pleasant and mostly calm weather pattern.

15-Day Weather Outlook for South El Monte

TomorrowTomorrow

Mostly sunny 89°/67° 💧 None 💨 7 mph

Tuesday, Sep 15Tue Sep 15

Sunny 86°/65° 💧 None 💨 7 mph

Wednesday, Sep 16Wed Sep 16

Sunny 82°/64° 💧 None 💨 7 mph

Thursday, Sep 17Thu Sep 17

Sunny 84°/65° 💧 None 💨 7 mph

Friday, Sep 18Fri Sep 18

Sunny 87°/63° 💧 None 💨 8 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 82°/63° 💧 None 💨 7 mph

Sunday, Sep 20Sun Sep 20

Overcast 83°/66° 💧 None 💨 7 mph

Monday, Sep 21Mon Sep 21

Partly cloudy 81°/65° 💧 0.005 in 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 79°/68° 💧 0.001 in 💨 7 mph

Wednesday, Sep 23Wed Sep 23

Partly cloudy 79°/67° 💧 None 💨 6 mph

Thursday, Sep 24Thu Sep 24

Partly cloudy 75°/68° 💧 0.014 in 💨 7 mph

Friday, Sep 25Fri Sep 25

Mostly cloudy 74°/61° 💧 0.010 in 💨 6 mph

Saturday, Sep 26Sat Sep 26

Sunny 78°/62° 💧 None 💨 8 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 83°/63° 💧 None 💨 7 mph

Monday, Sep 28Mon Sep 28

Mostly sunny 85°/80° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in South El Monte

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for South El Monte

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 2:00 PM

PM2.5 Fine particles Good 6,6µg/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 21,7µg/m³

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

O₃ Ozone Fair 99,5µg/m³

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

NO₂ Nitrogen dioxide Good 0,3µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in South El Monte

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 9,2Very high 🙂Fair

Tomorrow UV 8,9Very high 😐Moderate

Tuesday UV 8,7Very high 😐Moderate

Wednesday UV 8,6Very high 😐Moderate

Thursday UV 7,0High 🙂Fair

Friday UV 7,0High —Unavailable

Saturday UV 7,0High —Unavailable

Hourly UV index today

2:00 PMUV 8,2 3:00 PMUV 6,1 4:00 PMUV 3,6 5:00 PMUV 1,5 6:00 PMUV 0,4 7:00 PMUV 0,0

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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged 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 South El Monte

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · SOUTH EL MONTE, CALIFORNIA

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

100/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:26 PM–5:10 AM

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

☾ Moonlight 7% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 60° high at the best hour.

✦ Estimated visible meteors 2–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min77%

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

Explore current conditions and forecasts for other locations.

Forecast data for South El Monte were last refreshed today at 1:10 PM. The current forecast period extends through 15/09/2026 at 11:00 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.