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Current weather in McAllen is broken clouds.

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

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

Now · 2:57 PM

McAllen Weather & Hourly Forecast

United States · Texas · 78503

96°F

Mostly cloudy

Feels like: 99°F

💧 Humidity 43% 🌡 Pressure 29.85 inHg 💨 Wind 9 mph 👁 Visibility 32.1 mi ☁ Clouds 91% ☀️ UV index 10.0 · Very high 🌅 Sunrise 7:20 AM 🌇 Sunset 7:30 PM

Hourly Forecast for McAllen

Today

3:00 PM

Mostly cloudy

96° 💧 0.001 in 💨 9 mph H 43%29.85 inHg

6:00 PM

Sunny

93° 💧 0.000 in 💨 12 mph H 44%29.83 inHg

9:00 PM

Clear night

86° 💧 None 💨 10 mph H 62%29.91 inHg

Tomorrow

12:00 AM

Mostly clear night

84° 💧 None 💨 5 mph H 69%29.94 inHg

3:00 AM

Clear night

82° 💧 None 💨 2 mph H 76%29.94 inHg

6:00 AM

Clear night

80° 💧 None 💨 3 mph H 81%29.91 inHg

9:00 AM

Sunny

84° 💧 0.007 in 💨 4 mph H 70%29.97 inHg

12:00 PM

Light rain

93° 💧 0.013 in 💨 8 mph H 50%29.97 inHg

3:00 PM

Light rain

84° 💧 0.091 in 💨 10 mph H 70%29.94 inHg

6:00 PM

Light rain

89° 💧 0.029 in 💨 9 mph H 56%29.91 inHg

9:00 PM

Clear night

85° 💧 None 💨 7 mph H 69%29.94 inHg

Thursday

12:00 AM

Mostly clear night

82° 💧 None 💨 5 mph H 80%30.00 inHg

3:00 AM

Clear night

80° 💧 None 💨 3 mph H 85%29.97 inHg

6:00 AM

Clear night

79° 💧 0.002 in 💨 3 mph H 89%29.94 inHg

9:00 AM

Sunny

83° 💧 0.004 in 💨 5 mph H 77%30.00 inHg

12:00 PM

Mostly sunny

92° 💧 0.002 in 💨 6 mph H 56%29.97 inHg

Today

3:00 PM

Mostly cloudy

96° 💧 0.001 in 💨 9 mph H 43%29.85 inHg

4:00 PM

Partly cloudy

96° 💧 0.000 in 💨 9 mph H 42%29.83 inHg

5:00 PM

Mostly cloudy

95° 💧 0.000 in 💨 12 mph H 42%29.83 inHg

6:00 PM

Sunny

93° 💧 0.000 in 💨 12 mph H 44%29.83 inHg

7:00 PM

Sunny

90° 💧 0.000 in 💨 12 mph H 49%29.85 inHg

8:00 PM

Clear night

87° 💧 None 💨 11 mph H 58%29.88 inHg

9:00 PM

Clear night

86° 💧 None 💨 10 mph H 62%29.91 inHg

10:00 PM

Clear night

85° 💧 None 💨 7 mph H 65%29.94 inHg

11:00 PM

Mostly clear night

85° 💧 None 💨 5 mph H 67%29.97 inHg

Tomorrow

12:00 AM

Mostly clear night

84° 💧 None 💨 5 mph H 69%29.94 inHg

1:00 AM

Clear night

83° 💧 None 💨 5 mph H 71%29.94 inHg

2:00 AM

Clear night

82° 💧 None 💨 3 mph H 74%29.94 inHg

3:00 AM

Clear night

82° 💧 None 💨 2 mph H 76%29.94 inHg

4:00 AM

Clear night

81° 💧 None 💨 2 mph H 78%29.91 inHg

5:00 AM

Clear night

81° 💧 None 💨 3 mph H 80%29.91 inHg

6:00 AM

Clear night

80° 💧 None 💨 3 mph H 81%29.91 inHg

7:00 AM

Clear night

80° 💧 None 💨 3 mph H 82%29.94 inHg

8:00 AM

Sunny

81° 💧 None 💨 4 mph H 80%29.97 inHg

9:00 AM

Sunny

84° 💧 None 💨 4 mph H 70%29.97 inHg

10:00 AM

Mostly sunny

88° 💧 0.004 in 💨 6 mph H 62%29.97 inHg

11:00 AM

Mostly sunny

91° 💧 0.003 in 💨 7 mph H 54%29.97 inHg

12:00 PM

Light rain

93° 💧 0.007 in 💨 8 mph H 50%29.97 inHg

1:00 PM

Overcast

94° 💧 0.004 in 💨 7 mph H 47%29.94 inHg

2:00 PM

Partly cloudy

94° 💧 0.003 in 💨 9 mph H 48%29.91 inHg

3:00 PM

Light rain

84° 💧 0.059 in 💨 10 mph H 70%29.94 inHg

4:00 PM

Light rain

86° 💧 0.031 in 💨 5 mph H 64%29.91 inHg

5:00 PM

Mostly sunny

90° 💧 0.002 in 💨 6 mph H 56%29.88 inHg

6:00 PM

Light rain

89° 💧 0.017 in 💨 9 mph H 56%29.91 inHg

7:00 PM

Light rain

87° 💧 0.010 in 💨 8 mph H 60%29.91 inHg

8:00 PM

Mostly clear night

86° 💧 0.001 in 💨 6 mph H 65%29.94 inHg

9:00 PM

Clear night

85° 💧 None 💨 7 mph H 69%29.94 inHg

10:00 PM

Clear night

83° 💧 None 💨 7 mph H 73%29.97 inHg

11:00 PM

Mostly clear night

82° 💧 None 💨 6 mph H 77%29.97 inHg

Thursday

12:00 AM

Mostly clear night

82° 💧 None 💨 5 mph H 80%30.00 inHg

1:00 AM

Partly cloudy night

81° 💧 None 💨 5 mph H 81%29.97 inHg

2:00 AM

Mostly clear night

81° 💧 None 💨 4 mph H 83%29.97 inHg

3:00 AM

Clear night

80° 💧 None 💨 3 mph H 85%29.97 inHg

4:00 AM

Clear night

80° 💧 None 💨 3 mph H 87%29.94 inHg

5:00 AM

Clear night

79° 💧 None 💨 3 mph H 88%29.94 inHg

6:00 AM

Clear night

79° 💧 None 💨 3 mph H 89%29.94 inHg

7:00 AM

Mostly clear night

79° 💧 0.001 in 💨 3 mph H 89%29.97 inHg

8:00 AM

Mostly sunny

80° 💧 0.002 in 💨 5 mph H 87%29.97 inHg

9:00 AM

Sunny

83° 💧 0.001 in 💨 5 mph H 77%30.00 inHg

10:00 AM

Mostly sunny

86° 💧 0.001 in 💨 5 mph H 69%30.00 inHg

11:00 AM

Partly cloudy

89° 💧 0.002 in 💨 5 mph H 62%30.00 inHg

12:00 PM

Mostly sunny

92° 💧 0.001 in 💨 6 mph H 56%29.97 inHg

1:00 PM

Mostly cloudy

94° 💧 0.001 in 💨 6 mph H 50%29.97 inHg

2:00 PM

Overcast

96° 💧 None 💨 6 mph H 46%29.94 inHg

3:00 PM

Overcast

94° 💧 0.002 in 💨 6 mph H 48%29.91 inHg

4:00 PM

Light rain

92° 💧 0.004 in 💨 9 mph H 52%29.91 inHg

5:00 PM

Light thunderstorms

83° 💧 0.076 in 💨 7 mph H 79%29.91 inHg

6:00 PM

Light rain

87° 💧 0.007 in 💨 8 mph H 65%29.91 inHg

7:00 PM

Mostly sunny

86° 💧 0.002 in 💨 7 mph H 69%29.91 inHg

8:00 PM

Mostly clear night

85° 💧 0.001 in 💨 6 mph H 71%29.94 inHg

9:00 PM

Mostly clear night

84° 💧 None 💨 7 mph H 73%29.94 inHg

10:00 PM

Clear night

83° 💧 None 💨 7 mph H 77%29.97 inHg

11:00 PM

Clear night

82° 💧 None 💨 6 mph H 81%30.00 inHg

Friday

12:00 AM

Clear night

82° 💧 None 💨 5 mph H 83%30.00 inHg

1:00 AM

Clear night

81° 💧 None 💨 4 mph H 84%29.97 inHg

2:00 AM

Clear night

81° 💧 None 💨 3 mph H 86%29.97 inHg

3:00 AM

Mostly clear night

80° 💧 None 💨 3 mph H 88%29.97 inHg

4:00 AM

Light rain

79° 💧 0.008 in 💨 6 mph H 88%29.97 inHg

5:00 AM

Mostly clear night

78° 💧 0.001 in 💨 4 mph H 88%29.97 inHg

6:00 AM

Mostly clear night

78° 💧 0.001 in 💨 4 mph H 90%29.97 inHg

7:00 AM

Clear night

78° 💧 None 💨 3 mph H 90%29.97 inHg

10:00 AM

Light rain

85° 💧 None 💨 6 mph H 71%30.00 inHg

1:00 PM

Overcast

93° 💧 None 💨 7 mph H 53%29.97 inHg

4:00 PM

Light rain

85° 💧 None 💨 2 mph H 73%29.91 inHg

7:00 PM

Partly cloudy

86° 💧 None 💨 7 mph H 68%29.91 inHg

10:00 PM

Mostly clear night

82° 💧 None 💨 7 mph H 82%29.94 inHg

Saturday

1:00 AM

Mostly clear night

80° 💧 None 💨 2 mph H 88%29.97 inHg

4:00 AM

Partly cloudy night

79° 💧 None 💨 1 mph H 93%29.94 inHg

7:00 AM

Overcast night

78° 💧 None 💨 1 mph H 96%29.94 inHg

10:00 AM

Overcast

86° 💧 None 💨 5 mph H 72%29.97 inHg

1:00 PM

Light rain

92° 💧 None 💨 7 mph H 57%29.94 inHg

4:00 PM

Overcast

94° 💧 None 💨 7 mph H 51%29.88 inHg

7:00 PM

Overcast

88° 💧 None 💨 9 mph H 61%29.88 inHg

10:00 PM

Mostly clear night

83° 💧 None 💨 7 mph H 79%29.94 inHg

Sunday

1:00 AM

Clear night

81° 💧 None 💨 4 mph H 86%29.94 inHg

4:00 AM

Clear night

79° 💧 None 💨 3 mph H 93%29.91 inHg

7:00 AM

Overcast night

78° 💧 None 💨 4 mph H 96%29.91 inHg

10:00 AM

Mostly sunny

86° 💧 None 💨 5 mph H 73%29.94 inHg

1:00 PM

Mostly sunny

94° 💧 None 💨 5 mph H 51%29.91 inHg

4:00 PM

Mostly sunny

97° 💧 None 💨 5 mph H 41%29.80 inHg

7:00 PM

Sunny

89° 💧 None 💨 11 mph H 60%29.80 inHg

10:00 PM

Partly cloudy night

84° 💧 None 💨 8 mph H 75%29.85 inHg

Monday

1:00 AM

Mostly cloudy night

81° 💧 None 💨 6 mph H 85%29.85 inHg

4:00 AM

Mostly clear night

80° 💧 None 💨 5 mph H 91%29.83 inHg

7:00 AM

Mostly cloudy night

79° 💧 None 💨 4 mph H 95%29.83 inHg

1:00 PM

Mostly sunny

95° 💧 None 💨 7 mph H 48%29.80 inHg

7:00 PM

Mostly sunny

92° 💧 None 💨 12 mph H 52%29.71 inHg

Tuesday

1:00 AM

Mostly clear night

83° 💧 None 💨 10 mph H 82%29.77 inHg

7:00 AM

Clear night

80° 💧 None 💨 7 mph H 88%29.74 inHg

1:00 PM

Sunny

97° 💧 None 💨 12 mph H 43%29.74 inHg

7:00 PM

Mostly sunny

91° 💧 None 💨 13 mph H 59%29.65 inHg

Wednesday

1:00 AM

Mostly clear night

85° 💧 None 💨 10 mph H 78%29.74 inHg

7:00 AM

Mostly clear night

81° 💧 None 💨 5 mph H 85%29.71 inHg

1:00 PM

Mostly cloudy

98° 💧 None 💨 5 mph H 43%29.71 inHg

7:00 PM

Partly cloudy

89° 💧 None 💨 7 mph H 65%29.65 inHg

Thursday

1:00 AM

Mostly cloudy night

84° 💧 None 💨 6 mph H 83%29.74 inHg

7:00 AM

Partly cloudy night

81° 💧 None 💨 3 mph H 93%29.71 inHg

1:00 PM

Overcast

97° 💧 None 💨 5 mph H 49%29.74 inHg

7:00 PM

Mostly cloudy

89° 💧 None 💨 11 mph H 63%29.71 inHg

Friday

1:00 AM

Overcast night

84° 💧 None 💨 5 mph H 82%29.77 inHg

7:00 AM

Clear night

81° 💧 None 💨 4 mph H 89%29.77 inHg

1:00 PM

Light rain

93° 💧 None 💨 6 mph H 54%29.80 inHg

7:00 PM

Light rain

82° 💧 None 💨 6 mph H 87%29.74 inHg

Saturday

1:00 AM

Overcast night

82° 💧 None 💨 6 mph H 88%29.80 inHg

7:00 AM

Light rain

77° 💧 None 💨 4 mph H 97%29.83 inHg

1:00 PM

Mostly cloudy

89° 💧 None 💨 4 mph H 67%29.83 inHg

7:00 PM

Light thunderstorms

78° 💧 None 💨 6 mph H 93%29.80 inHg

Sunday

1:00 AM

Light rain

79° 💧 None 💨 3 mph H 97%29.85 inHg

7:00 AM

Light rain

76° 💧 None 💨 1 mph H 97%29.88 inHg

1:00 PM

Moderate rain

81° 💧 None 💨 6 mph H 82%29.88 inHg

7:00 PM

Overcast

81° 💧 None 💨 5 mph H 84%29.83 inHg

Monday

1:00 AM

Overcast night

77° 💧 None 💨 2 mph H 94%29.88 inHg

7:00 AM

Partly cloudy night

76° 💧 None 💨 4 mph H 97%29.85 inHg

1:00 PM

Light rain

88° 💧 None 💨 7 mph H 65%29.85 inHg

7:00 PM

Mostly sunny

84° 💧 None 💨 6 mph H 82%29.74 inHg

Tuesday

1:00 AM

Partly cloudy night

80° 💧 None 💨 8 mph H 89%29.80 inHg

7:00 AM

Clear night

79° 💧 None 💨 8 mph H 91%29.74 inHg

1:00 PM

Mostly sunny

92° 💧 None 💨 11 mph H 60%29.74 inHg

7:00 PM

Mostly sunny

89° 💧 None 💨 8 mph H 71%29.65 inHg

Wednesday

1:00 AM

Clear night

82° 💧 None 💨 11 mph H 87%29.74 inHg

7:00 AM

Clear night

79° 💧 None 💨 7 mph H 93%29.74 inHg

In McAllen and, more broadly, across the state of Texas: Clear skies this morning give way to very hot conditions as the day progresses, with temperatures climbing between 73 and 99 degrees Fahrenheit. In the afternoon, the heat will intensify, and some brief showers may develop, bringing around 0.04 inches of rain. There is a moderate chance—up to 61%—for rain during the peak hours. Winds will remain light from the southwest, generally around 5 mph, with occasional gusts reaching up to 13 mph. Overall, expect a hot and mainly dry day with a brief window for rain in the late afternoon.

15-Day Weather Outlook for McAllen

TomorrowTomorrow

Light thunderstorms 93°/79° 💧 None 💨 10 mph

Thursday, Sep 24Thu Sep 24

Thunderstorms 94°/78° 💧 None 💨 10 mph

Friday, Sep 25Fri Sep 25

Light rain 94°/77° 💧 0.609 in 💨 8 mph

Saturday, Sep 26Sat Sep 26

Light rain 93°/78° 💧 0.106 in 💨 8 mph

Sunday, Sep 27Sun Sep 27

Light rain 93°/78° 💧 0.056 in 💨 9 mph

Monday, Sep 28Mon Sep 28

Mostly sunny 95°/78° 💧 0.007 in 💨 6 mph

Tuesday, Sep 29Tue Sep 29

Mostly sunny 95°/80° 💧 0.156 in 💨 10 mph

Wednesday, Sep 30Wed Sep 30

Mostly sunny 97°/81° 💧 0.007 in 💨 13 mph

Thursday, Oct 1Thu Oct 1

Light rain 96°/78° 💧 0.241 in 💨 9 mph

Friday, Oct 2Fri Oct 2

Mostly sunny 94°/76° 💧 0.005 in 💨 11 mph

Saturday, Oct 3Sat Oct 3

Mostly sunny 96°/78° 💧 0.002 in 💨 9 mph

Sunday, Oct 4Sun Oct 4

Mostly sunny 94°/78° 💧 0.069 in 💨 10 mph

Monday, Oct 5Mon Oct 5

Partly cloudy 88°/75° 💧 0.216 in 💨 8 mph

Tuesday, Oct 6Tue Oct 6

Moderate rain 82°/75° 💧 0.722 in 💨 6 mph

Wednesday, Oct 7Wed Oct 7

Moderate rain 76°/76° 💧 0.393 in 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in McAllen

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for McAllen

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 3:00 PM

PM2.5 Fine particles Good 0,5µg/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 Good 1,3µg/m³

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

O₃ Ozone Good 49,8µg/m³

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

NO₂ Nitrogen dioxide Good 0,1µg/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 McAllen

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 10,0Very high 😊Good

Tomorrow UV 7,8High 🙂Fair

Thursday UV 6,8High 🙂Fair

Friday UV 7,9High 😊Good

Saturday UV 8,3Very high 😊Good

Sunday UV 9,0Very high —Unavailable

Monday UV 8,0Very high —Unavailable

Hourly UV index today

3:00 PMUV 8,3 4:00 PMUV 4,5 5:00 PMUV 2,5 6:00 PMUV 0,9 7:00 PMUV 0,2

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.

Good air quality

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

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day.

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 McAllen

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MCALLEN, TEXAS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 6:00 AM–7:00 AM.

99/100Best-hour score

BEST TIME TONIGHT 6:00 AM–7:00 AM Astronomical darkness: 8:46 PM–6:05 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 89% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 71° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min75%

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

SEP 20–NOV 20

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

ACTIVE NOW

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

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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.

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Forecast data for McAllen were last refreshed today at 2:57 PM. The current forecast period extends through 24/09/2026 at 12:00 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.