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Now · 10:50 PM

Mertens Weather & Hourly Forecast

United States · Texas · 76666

80°F

Mostly clear night

Feels like: 86°F

💧 Humidity 74% 🌡 Pressure 29.94 inHg 💨 Wind 4 mph 👁 Visibility 21.8 mi ☁ Clouds 30% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Mertens

Today

11:00 PM

Mostly clear night

80° 💧 None 💨 4 mph H 74%29.94 inHg

Tomorrow

2:00 AM

Clear night

78° 💧 None 💨 2 mph H 83%29.97 inHg

5:00 AM

Clear night

76° 💧 0.015 in 💨 3 mph H 90%29.97 inHg

8:00 AM

Mostly sunny

74° 💧 0.001 in 💨 5 mph H 95%30.03 inHg

11:00 AM

Sunny

85° 💧 0.002 in 💨 7 mph H 64%30.03 inHg

2:00 PM

Mostly sunny

90° 💧 0.001 in 💨 8 mph H 52%29.97 inHg

5:00 PM

Overcast

90° 💧 0.001 in 💨 9 mph H 49%29.94 inHg

8:00 PM

Mostly cloudy night

84° 💧 None 💨 4 mph H 61%29.94 inHg

11:00 PM

Partly cloudy night

81° 💧 None 💨 6 mph H 62%30.00 inHg

Wednesday

2:00 AM

Overcast night

79° 💧 None 💨 8 mph H 70%30.03 inHg

5:00 AM

Clear night

76° 💧 None 💨 6 mph H 77%30.03 inHg

8:00 AM

Sunny

75° 💧 None 💨 8 mph H 81%30.06 inHg

11:00 AM

Mostly sunny

86° 💧 None 💨 8 mph H 60%30.09 inHg

2:00 PM

Mostly sunny

92° 💧 None 💨 8 mph H 46%30.03 inHg

5:00 PM

Mostly sunny

92° 💧 None 💨 9 mph H 43%30.00 inHg

8:00 PM

Overcast night

86° 💧 None 💨 5 mph H 55%30.00 inHg

Today

11:00 PM

Mostly clear night

80° 💧 None 💨 4 mph H 74%29.94 inHg

Tomorrow

12:00 AM

Clear night

79° 💧 None 💨 3 mph H 77%29.97 inHg

1:00 AM

Mostly clear night

78° 💧 None 💨 3 mph H 81%29.97 inHg

2:00 AM

Clear night

78° 💧 None 💨 2 mph H 83%29.97 inHg

3:00 AM

Clear night

78° 💧 None 💨 1 mph H 85%29.97 inHg

4:00 AM

Clear night

77° 💧 None 💨 2 mph H 87%29.97 inHg

5:00 AM

Clear night

76° 💧 None 💨 3 mph H 90%29.97 inHg

6:00 AM

Mostly clear night

75° 💧 0.002 in 💨 7 mph H 92%30.00 inHg

7:00 AM

Light rain

74° 💧 0.012 in 💨 3 mph H 94%30.00 inHg

8:00 AM

Mostly sunny

74° 💧 0.001 in 💨 5 mph H 95%30.03 inHg

9:00 AM

Sunny

78° 💧 None 💨 5 mph H 86%30.03 inHg

10:00 AM

Sunny

82° 💧 None 💨 6 mph H 72%30.03 inHg

11:00 AM

Sunny

85° 💧 None 💨 7 mph H 64%30.03 inHg

12:00 PM

Sunny

88° 💧 0.001 in 💨 7 mph H 58%30.03 inHg

1:00 PM

Sunny

89° 💧 0.001 in 💨 8 mph H 55%30.00 inHg

2:00 PM

Mostly sunny

90° 💧 0.001 in 💨 8 mph H 52%29.97 inHg

3:00 PM

Mostly sunny

91° 💧 0.000 in 💨 9 mph H 51%29.97 inHg

4:00 PM

Overcast

91° 💧 None 💨 9 mph H 49%29.94 inHg

5:00 PM

Overcast

90° 💧 0.001 in 💨 9 mph H 49%29.94 inHg

6:00 PM

Mostly cloudy

89° 💧 None 💨 9 mph H 49%29.94 inHg

7:00 PM

Mostly cloudy

87° 💧 None 💨 6 mph H 54%29.94 inHg

8:00 PM

Mostly cloudy night

84° 💧 None 💨 4 mph H 61%29.94 inHg

9:00 PM

Mostly cloudy night

83° 💧 None 💨 5 mph H 63%29.97 inHg

10:00 PM

Mostly clear night

82° 💧 None 💨 6 mph H 62%29.97 inHg

11:00 PM

Partly cloudy night

81° 💧 None 💨 6 mph H 62%30.00 inHg

Wednesday

12:00 AM

Mostly cloudy night

81° 💧 None 💨 7 mph H 64%30.00 inHg

1:00 AM

Overcast night

80° 💧 None 💨 9 mph H 66%30.00 inHg

2:00 AM

Overcast night

79° 💧 None 💨 8 mph H 70%30.03 inHg

3:00 AM

Mostly cloudy night

78° 💧 None 💨 7 mph H 72%30.03 inHg

4:00 AM

Clear night

77° 💧 None 💨 7 mph H 74%30.03 inHg

5:00 AM

Clear night

76° 💧 None 💨 6 mph H 77%30.03 inHg

6:00 AM

Clear night

75° 💧 None 💨 5 mph H 80%30.03 inHg

7:00 AM

Clear night

74° 💧 None 💨 7 mph H 82%30.03 inHg

8:00 AM

Sunny

75° 💧 None 💨 8 mph H 81%30.06 inHg

9:00 AM

Sunny

79° 💧 None 💨 8 mph H 74%30.09 inHg

10:00 AM

Sunny

82° 💧 None 💨 8 mph H 66%30.09 inHg

11:00 AM

Mostly sunny

86° 💧 None 💨 8 mph H 60%30.09 inHg

12:00 PM

Partly cloudy

89° 💧 None 💨 8 mph H 54%30.09 inHg

1:00 PM

Mostly cloudy

91° 💧 None 💨 8 mph H 48%30.06 inHg

2:00 PM

Mostly sunny

92° 💧 None 💨 8 mph H 46%30.03 inHg

3:00 PM

Mostly sunny

93° 💧 None 💨 8 mph H 44%30.03 inHg

4:00 PM

Mostly sunny

93° 💧 None 💨 9 mph H 43%30.00 inHg

5:00 PM

Mostly sunny

92° 💧 None 💨 9 mph H 43%30.00 inHg

6:00 PM

Mostly sunny

91° 💧 None 💨 10 mph H 43%29.97 inHg

7:00 PM

Mostly cloudy

89° 💧 None 💨 8 mph H 49%30.00 inHg

8:00 PM

Overcast night

86° 💧 None 💨 5 mph H 55%30.00 inHg

9:00 PM

Overcast night

85° 💧 None 💨 6 mph H 58%30.03 inHg

10:00 PM

Overcast night

84° 💧 None 💨 7 mph H 60%30.06 inHg

11:00 PM

Overcast night

83° 💧 None 💨 8 mph H 58%30.06 inHg

Thursday

12:00 AM

Mostly cloudy night

82° 💧 None 💨 7 mph H 60%30.06 inHg

1:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 62%30.06 inHg

2:00 AM

Mostly cloudy night

79° 💧 None 💨 6 mph H 65%30.06 inHg

3:00 AM

Overcast night

78° 💧 None 💨 6 mph H 67%30.06 inHg

4:00 AM

Overcast night

78° 💧 None 💨 6 mph H 69%30.06 inHg

5:00 AM

Mostly cloudy night

77° 💧 None 💨 6 mph H 70%30.06 inHg

6:00 AM

Mostly cloudy night

76° 💧 None 💨 7 mph H 70%30.06 inHg

7:00 AM

Partly cloudy night

75° 💧 None 💨 6 mph H 71%30.09 inHg

4:00 PM

Mostly cloudy

94° 💧 None 💨 8 mph H 34%30.03 inHg

7:00 PM

Mostly cloudy

91° 💧 None 💨 9 mph H 36%30.00 inHg

10:00 PM

Clear night

84° 💧 None 💨 7 mph H 47%30.06 inHg

Friday

1:00 AM

Mostly clear night

79° 💧 None 💨 8 mph H 48%30.06 inHg

4:00 AM

Mostly cloudy night

75° 💧 None 💨 4 mph H 55%30.06 inHg

7:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 61%30.09 inHg

10:00 AM

Mostly sunny

82° 💧 None 💨 6 mph H 42%30.12 inHg

1:00 PM

Partly cloudy

92° 💧 None 💨 6 mph H 28%30.06 inHg

4:00 PM

Mostly sunny

95° 💧 None 💨 7 mph H 23%29.97 inHg

7:00 PM

Mostly cloudy

90° 💧 None 💨 5 mph H 25%29.97 inHg

10:00 PM

Clear night

83° 💧 None 💨 5 mph H 34%30.00 inHg

Saturday

1:00 AM

Clear night

78° 💧 None 💨 5 mph H 44%30.00 inHg

4:00 AM

Mostly cloudy night

75° 💧 None 💨 5 mph H 49%30.00 inHg

7:00 AM

Mostly cloudy night

74° 💧 None 💨 5 mph H 54%30.03 inHg

10:00 AM

Overcast

84° 💧 None 💨 6 mph H 51%30.03 inHg

1:00 PM

Overcast

94° 💧 None 💨 4 mph H 30%30.00 inHg

4:00 PM

Overcast

97° 💧 None 💨 7 mph H 24%29.91 inHg

7:00 PM

Overcast

92° 💧 None 💨 3 mph H 28%29.91 inHg

10:00 PM

Overcast night

85° 💧 None 💨 5 mph H 35%29.94 inHg

Sunday

1:00 AM

Mostly cloudy night

83° 💧 None 💨 7 mph H 36%29.94 inHg

4:00 AM

Partly cloudy night

80° 💧 None 💨 11 mph H 55%29.94 inHg

7:00 AM

Mostly clear night

79° 💧 None 💨 9 mph H 74%29.94 inHg

10:00 AM

Mostly sunny

86° 💧 None 💨 11 mph H 59%29.94 inHg

1:00 PM

Overcast

96° 💧 None 💨 8 mph H 34%29.88 inHg

7:00 PM

Mostly sunny

96° 💧 None 💨 7 mph H 33%29.91 inHg

Monday

1:00 AM

Mostly clear night

94° 💧 None 💨 6 mph H 29%29.80 inHg

7:00 AM

Mostly clear night

84° 💧 None 💨 9 mph H 41%29.83 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 8 mph H 71%29.85 inHg

7:00 PM

Mostly sunny

96° 💧 None 💨 9 mph H 33%29.80 inHg

Tuesday

1:00 AM

Overcast night

95° 💧 None 💨 7 mph H 28%29.71 inHg

7:00 AM

Overcast night

86° 💧 None 💨 15 mph H 52%29.74 inHg

1:00 PM

Moderate rain

77° 💧 None 💨 10 mph H 94%29.77 inHg

7:00 PM

Mostly sunny

84° 💧 None 💨 10 mph H 76%29.77 inHg

Wednesday

1:00 AM

Moderate rain

75° 💧 None 💨 9 mph H 94%29.74 inHg

7:00 AM

Mostly clear night

76° 💧 None 💨 2 mph H 96%29.77 inHg

1:00 PM

Mostly cloudy

73° 💧 None 💨 2 mph H 97%29.77 inHg

7:00 PM

Mostly cloudy

85° 💧 None 💨 7 mph H 64%29.80 inHg

Thursday

1:00 AM

Mostly clear night

83° 💧 None 💨 7 mph H 64%29.71 inHg

7:00 AM

Light rain

77° 💧 None 💨 5 mph H 93%29.77 inHg

1:00 PM

Partly cloudy

75° 💧 None 💨 5 mph H 98%29.80 inHg

7:00 PM

Overcast

87° 💧 None 💨 10 mph H 67%29.83 inHg

Friday

1:00 AM

Partly cloudy night

79° 💧 None 💨 11 mph H 92%29.77 inHg

7:00 AM

Light rain

74° 💧 None 💨 6 mph H 97%29.83 inHg

1:00 PM

Overcast

75° 💧 None 💨 7 mph H 99%29.83 inHg

7:00 PM

Light rain

84° 💧 None 💨 9 mph H 74%29.83 inHg

Saturday

1:00 AM

Moderate rain

76° 💧 None 💨 5 mph H 96%29.80 inHg

7:00 AM

Light rain

75° 💧 None 💨 1 mph H 97%29.83 inHg

1:00 PM

Partly cloudy

74° 💧 None 💨 3 mph H 97%29.85 inHg

7:00 PM

Light rain

83° 💧 None 💨 8 mph H 70%29.88 inHg

Sunday

1:00 AM

Mostly clear night

80° 💧 None 💨 10 mph H 70%29.88 inHg

7:00 AM

Clear night

76° 💧 None 💨 11 mph H 70%29.94 inHg

1:00 PM

Sunny

69° 💧 None 💨 14 mph H 76%30.03 inHg

7:00 PM

Sunny

78° 💧 None 💨 15 mph H 37%30.06 inHg

Monday

1:00 AM

Clear night

72° 💧 None 💨 10 mph H 42%29.97 inHg

7:00 AM

Clear night

62° 💧 None 💨 6 mph H 56%30.03 inHg

1:00 PM

Sunny

57° 💧 None 💨 5 mph H 77%30.03 inHg

7:00 PM

Sunny

75° 💧 None 💨 7 mph H 44%30.03 inHg

Tuesday

1:00 AM

Clear night

71° 💧 None 💨 4 mph H 58%29.94 inHg

7:00 AM

Overcast night

63° 💧 None 💨 3 mph H 79%29.97 inHg

1:00 PM

Sunny

59° 💧 None 💨 4 mph H 87%30.00 inHg

In Mertens and, more broadly, across the state of Texas: Clear skies will persist through the evening, with temperatures remaining hot, ranging from 89 to 90 degrees Fahrenheit. Light east winds will blow at around 5 mph, with occasional gusts reaching up to 8 mph. There is a slight chance of light rain, with an estimated accumulation of about 0.01 inches, and the probability of rain is around 20%. Humidity levels may remain relatively high, contributing to the warm and dry conditions. Conditions are expected to stay steady during the evening hours, with no significant weather changes anticipated overnight. Residents should remain prepared for warm temperatures and the small chance of brief showers.

15-Day Weather Outlook for Mertens

TomorrowTomorrow

Mostly sunny 91°/74° 💧 None 💨 9 mph

Wednesday, Sep 23Wed Sep 23

Mostly cloudy 93°/74° 💧 None 💨 10 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 94°/75° 💧 0.020 in 💨 9 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 95°/73° 💧 None 💨 8 mph

Saturday, Sep 26Sat Sep 26

Mostly cloudy 97°/74° 💧 None 💨 7 mph

Sunday, Sep 27Sun Sep 27

Mostly sunny 96°/79° 💧 0.076 in 💨 11 mph

Monday, Sep 28Mon Sep 28

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

Tuesday, Sep 29Tue Sep 29

Moderate rain 95°/77° 💧 0.548 in 💨 15 mph

Wednesday, Sep 30Wed Sep 30

Moderate rain 85°/73° 💧 0.227 in 💨 9 mph

Thursday, Oct 1Thu Oct 1

Light rain 87°/75° 💧 0.067 in 💨 10 mph

Friday, Oct 2Fri Oct 2

Light rain 84°/74° 💧 0.454 in 💨 11 mph

Saturday, Oct 3Sat Oct 3

Moderate rain 83°/74° 💧 0.854 in 💨 8 mph

Sunday, Oct 4Sun Oct 4

Mostly sunny 80°/69° 💧 0.049 in 💨 15 mph

Monday, Oct 5Mon Oct 5

Sunny 75°/57° 💧 None 💨 10 mph

Tuesday, Oct 6Tue Oct 6

Overcast 71°/59° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mertens

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Mertens

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 11:00 PM

PM2.5 Fine particles Good 2,2µg/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 3,4µg/m³

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

O₃ Ozone Fair 69,4µg/m³

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

NO₂ Nitrogen dioxide Good 3,4µg/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 Mertens

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 8,6Very high 🙂Fair

Tomorrow UV 8,7Very high 🙂Fair

Wednesday UV 8,1Very high 😐Moderate

Thursday UV 8,4Very high 😐Moderate

Friday UV 8,2Very high 😐Moderate

Saturday UV 7,0High —Unavailable

Sunday UV 9,0Very high —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.

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 Mertens

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MERTENS, TEXAS

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

98/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:47 PM–5:54 AM

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

☾ Moonlight 81% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 79° 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 min80%

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

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

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 Mertens were last refreshed today at 10:50 PM. The current forecast period extends through 23/09/2026 at 8:00 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.