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Now · 11:25 AM

Cullen Weather & Hourly Forecast

United States · Louisiana · 71021

Sunny
91°F
Sunny
Feels like: 99°F
💧 Humidity 52% 🌡 Pressure 30.06 inHg 💨 Wind 1 mph 👁 Visibility 20.8 mi Clouds 0% ☀️ UV index 5.9 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Cullen

Today
Sunny · 12:00 PM Sunny
95° 💧 0.002 in 💨 2 mph H 46%30.06 inHg
Mostly sunny · 3:00 PM Mostly sunny
98° 💧 0.016 in 💨 4 mph H 40%30.00 inHg
Light rain · 6:00 PM Light rain
92° 💧 0.017 in 💨 4 mph H 57%29.97 inHg
Clear night · 9:00 PM Clear night
84° 💧 None 💨 7 mph H 65%30.03 inHg
Tomorrow
Clear night · 12:00 AM Clear night
80° 💧 None 💨 6 mph H 79%30.09 inHg
Clear night · 3:00 AM Clear night
78° 💧 None 💨 5 mph H 89%30.09 inHg
Clear night · 6:00 AM Clear night
76° 💧 None 💨 4 mph H 95%30.12 inHg
Sunny · 9:00 AM Sunny
82° 💧 0.000 in 💨 4 mph H 82%30.15 inHg
Sunny · 12:00 PM Sunny
92° 💧 0.001 in 💨 4 mph H 52%30.12 inHg
Sunny · 3:00 PM Sunny
96° 💧 None 💨 5 mph H 37%30.03 inHg
Sunny · 6:00 PM Sunny
95° 💧 None 💨 4 mph H 37%29.97 inHg
Clear night · 9:00 PM Clear night
85° 💧 None 💨 6 mph H 54%30.00 inHg
Thursday
Clear night · 12:00 AM Clear night
80° 💧 None 💨 5 mph H 67%30.03 inHg
Clear night · 3:00 AM Clear night
79° 💧 None 💨 6 mph H 75%30.03 inHg
Clear night · 6:00 AM Clear night
76° 💧 None 💨 4 mph H 88%30.03 inHg
Sunny · 9:00 AM Sunny
83° 💧 0.000 in 💨 2 mph H 75%30.03 inHg

In Cullen and, more broadly, across the state of Louisiana: The rest of the day will feature a mix of sun and clouds, with temperatures warming into the upper 70s to high 80s. Expect the conditions to be quite warm and mostly dry, with no precipitation anticipated. Winds will be light from the southeast, generally blowing at around 9 mph, with occasional gusts up to 13 mph. Overall, it should be a warm and partly cloudy afternoon, making for pleasant outdoor conditions.

15-Day Weather Outlook for Cullen

TomorrowTomorrow Mostly sunny Mostly sunny 97°/75° 💧 None 💨 11 mph
Thursday, Sep 10Thu Sep 10 Mostly sunny Mostly sunny 97°/76° 💧 None 💨 7 mph
Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 95°/75° 💧 0.015 in 💨 4 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 95°/74° 💧 0.066 in 💨 6 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 95°/76° 💧 0.012 in 💨 6 mph
Monday, Sep 14Mon Sep 14 Sunny Sunny 86°/77° 💧 0.029 in 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 94°/78° 💧 0.053 in 💨 6 mph
Wednesday, Sep 16Wed Sep 16 Light rain Light rain 94°/75° 💧 0.053 in 💨 4 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 94°/77° 💧 0.007 in 💨 5 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 94°/77° 💧 0.016 in 💨 6 mph
Saturday, Sep 19Sat Sep 19 Partly cloudy Partly cloudy 89°/66° 💧 0.025 in 💨 10 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 81°/64° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 87°/70° 💧 None 💨 6 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 89°/76° 💧 0.001 in 💨 5 mph
Wednesday, Sep 23Wed Sep 23 Mostly cloudy Mostly cloudy 89°/87° 💧 0.002 in 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Cullen

Vertical axis: °F · Color based on temperature
Sunny at 12:00 PM
95° Today 12:00 PM
Sunny at 1:00 PM
96° 1:00 PM
Sunny at 2:00 PM
98° 2:00 PM
Mostly sunny at 3:00 PM
98° 3:00 PM
Mostly sunny at 4:00 PM
98° Today 4:00 PM
Light rain at 5:00 PM
96° 5:00 PM
Light rain at 6:00 PM
92° 6:00 PM
Mostly sunny at 7:00 PM
89° 7:00 PM
Clear night at 8:00 PM
88° Today 8:00 PM
Clear night at 9:00 PM
84° 9:00 PM
Clear night at 10:00 PM
82° 10:00 PM
Clear night at 11:00 PM
81° 11:00 PM
Clear night at 12:00 AM
80° Tomorrow 12:00 AM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 2:00 AM
78° 2:00 AM
Clear night at 3:00 AM
78° 3:00 AM
Clear night at 4:00 AM
77° Tomorrow 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
76° 6:00 AM
Sunny at 7:00 AM
75° 7:00 AM
Sunny at 8:00 AM
78° Tomorrow 8:00 AM
Sunny at 9:00 AM
82° 9:00 AM
Sunny at 10:00 AM
86° 10:00 AM
Sunny at 11:00 AM
89° 11:00 AM
Sunny at 12:00 PM
92° Tomorrow 12:00 PM
Sunny at 1:00 PM
94° 1:00 PM
Sunny at 2:00 PM
96° 2:00 PM
Sunny at 3:00 PM
96° 3:00 PM
Sunny at 4:00 PM
97° Tomorrow 4:00 PM
Sunny at 5:00 PM
96° 5:00 PM
Sunny at 6:00 PM
95° 6:00 PM
Sunny at 7:00 PM
90° 7:00 PM
Clear night at 8:00 PM
86° Tomorrow 8:00 PM
Clear night at 9:00 PM
85° 9:00 PM
Clear night at 10:00 PM
83° 10:00 PM
Clear night at 11:00 PM
82° 11:00 PM
Clear night at 12:00 AM
80° Thursday 12:00 AM
Clear night at 1:00 AM
80° 1:00 AM
Clear night at 2:00 AM
80° 2:00 AM
Clear night at 3:00 AM
79° 3:00 AM
Clear night at 4:00 AM
78° Thursday 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
76° 6:00 AM
Sunny at 7:00 AM
76° 7:00 AM
Sunny at 8:00 AM
79° Thursday 8:00 AM
Sunny at 9:00 AM
83° 9:00 AM
Mostly sunny at 10:00 AM
87° 10:00 AM
Sunny at 11:00 AM
91° 11:00 AM
Sunny at 12:00 PM
93° Thursday 12:00 PM
Sunny at 1:00 PM
95° 1:00 PM
Sunny at 2:00 PM
96° 2:00 PM
Mostly sunny at 3:00 PM
97° 3:00 PM
Partly cloudy at 4:00 PM
97° Thursday 4:00 PM
Mostly sunny at 5:00 PM
96° 5:00 PM
Mostly sunny at 6:00 PM
95° 6:00 PM
Sunny at 7:00 PM
91° 7:00 PM
Mostly clear night at 4:00 AM
77° Friday 4:00 AM
Mostly sunny at 7:00 AM
75° 7:00 AM
Mostly sunny at 10:00 AM
85° 10:00 AM
Mostly sunny at 1:00 PM
93° 1:00 PM
Partly cloudy at 4:00 PM
95° Friday 4:00 PM
Mostly sunny at 7:00 PM
83° 7:00 PM
Clear night at 10:00 PM
80° 10:00 PM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 4:00 AM
76° Saturday 4:00 AM
Sunny at 7:00 AM
74° 7:00 AM
Mostly sunny at 10:00 AM
85° 10:00 AM
Mostly sunny at 1:00 PM
92° 1:00 PM
Mostly sunny at 4:00 PM
95° Saturday 4:00 PM
Sunny at 7:00 PM
89° 7:00 PM
Clear night at 10:00 PM
83° 10:00 PM
Mostly clear night at 1:00 AM
80° 1:00 AM
Mostly clear night at 4:00 AM
78° Sunday 4:00 AM
Sunny at 7:00 AM
76° 7:00 AM
Sunny at 10:00 AM
87° 10:00 AM
Mostly sunny at 1:00 PM
94° 1:00 PM
Light rain at 4:00 PM
95° Sunday 4:00 PM
Sunny at 7:00 PM
86° 7:00 PM
Clear night at 10:00 PM
82° 10:00 PM
Clear night at 1:00 AM
81° 1:00 AM
Sunny at 7:00 AM
82° Monday 7:00 AM
Sunny at 1:00 PM
77° 1:00 PM
Mostly sunny at 7:00 PM
94° 7:00 PM
Mostly clear night at 1:00 AM
87° 1:00 AM
Sunny at 7:00 AM
81° Tuesday 7:00 AM
Sunny at 1:00 PM
78° 1:00 PM
Light rain at 7:00 PM
94° 7:00 PM
Partly cloudy night at 1:00 AM
84° 1:00 AM
Sunny at 7:00 AM
78° Wednesday 7:00 AM
Sunny at 1:00 PM
75° 1:00 PM
Mostly sunny at 7:00 PM
94° 7:00 PM
Mostly clear night at 1:00 AM
90° 1:00 AM
Sunny at 7:00 AM
81° Thursday 7:00 AM
Sunny at 1:00 PM
77° 1:00 PM
Mostly sunny at 7:00 PM
94° 7:00 PM
Partly cloudy night at 1:00 AM
88° 1:00 AM
Mostly sunny at 7:00 AM
80° Friday 7:00 AM
Mostly sunny at 1:00 PM
77° 1:00 PM
Partly cloudy at 7:00 PM
89° 7:00 PM
Clear night at 1:00 AM
85° 1:00 AM
Sunny at 7:00 AM
75° Saturday 7:00 AM
Sunny at 1:00 PM
66° 1:00 PM
Sunny at 7:00 PM
81° 7:00 PM
Clear night at 1:00 AM
77° 1:00 AM
Sunny at 7:00 AM
67° Sunday 7:00 AM
Sunny at 1:00 PM
64° 1:00 PM
Sunny at 7:00 PM
87° 7:00 PM
Mostly clear night at 1:00 AM
83° 1:00 AM
Clear night at 7:00 AM
72° Monday 7:00 AM
Overcast at 1:00 PM
70° 1:00 PM
Sunny at 7:00 PM
89° 7:00 PM
Mostly clear night at 1:00 AM
84° 1:00 AM
Overcast night at 7:00 AM
79° Tuesday 7:00 AM
Overcast at 1:00 PM
76° 1:00 PM
Mostly cloudy at 7:00 PM
89° 7:00 PM
Overcast night at 1:00 AM
87° 1:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Cullen

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 12:00 PM
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 9,3µg/m³

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

O₃ Ozone Fair 86,3µg/m³

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

NO₂ Nitrogen dioxide Good 0,5µg/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 Cullen

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 9,0Very high 🙂Fair
Tomorrow UV 8,7Very high 🙂Fair
Thursday UV 8,4Very high 🙂Fair
Friday UV 8,8Very high 🙂Fair
Saturday UV 9,0Very high 😊Good
Sunday UV 9,0Very high Unavailable
Monday UV 9,0Very high Unavailable
Hourly UV index today
12:00 PMUV 8,0 1:00 PMUV 9,0 2:00 PMUV 8,6 3:00 PMUV 5,8 4:00 PMUV 3,3 5:00 PMUV 1,5 6:00 PMUV 0,5 7:00 PMUV 0,1
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.

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 Cullen

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Thursday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Thursday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Thursday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Thursday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Thursday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Friday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Friday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Saturday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Saturday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Sunday 4:00 AM 7:00 AM 10:00 AM 1:00 PM Sunday 4:00 PM 7:00 PM 10:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Wednesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Thursday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Friday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Saturday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Sunday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Monday 7:00 AM 1:00 PM 7:00 PM 1:00 AM Tuesday 7:00 AM 1:00 PM 7:00 PM 1:00 AM
Sustained wind Max gusts
NIGHT SKY · CULLEN, LOUISIANA

Tonight's Stargazing & Shooting Stars

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

98/100Best-hour score
BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:53 PM–5:29 AM
Cloud cover 2% Real hourly forecast for the best viewing hour.
Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 51° 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 min72%
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.

Forecast data for Cullen were last refreshed today at 11:25 AM. The current forecast period extends through 10/09/2026 at 9:00 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.