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Now · 8:26 PM

Clarksville Weather & Hourly Forecast

United States · Tennessee · 37042

Overcast night
78°F
Overcast night
Feels like: 86°F
💧 Humidity 90% 🌡 Pressure 29.85 inHg 💨 Wind 5 mph 👁 Visibility 6.6 mi Clouds 98% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Clarksville

Today
Light rain · 9:00 PM Light rain
77° 💧 0.027 in 💨 1 mph H 93%29.88 inHg
Tomorrow
Mostly cloudy night · 12:00 AM Mostly cloudy night
75° 💧 None 💨 3 mph H 95%29.88 inHg
Clear night · 3:00 AM Clear night
73° 💧 None 💨 3 mph H 96%29.88 inHg
Light thunderstorms · 6:00 AM Light thunderstorms
72° 💧 0.154 in 💨 6 mph H 98%29.88 inHg
Light thunderstorms · 9:00 AM Light thunderstorms
73° 💧 0.089 in 💨 4 mph H 93%29.94 inHg
Light rain · 12:00 PM Light rain
81° 💧 0.029 in 💨 6 mph H 74%29.94 inHg
Mostly sunny · 3:00 PM Mostly sunny
85° 💧 0.006 in 💨 7 mph H 65%29.88 inHg
Sunny · 6:00 PM Sunny
83° 💧 None 💨 6 mph H 67%29.88 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
76° 💧 None 💨 3 mph H 85%29.94 inHg
Sunday
Mostly cloudy night · 12:00 AM Mostly cloudy night
73° 💧 None 💨 2 mph H 92%29.97 inHg
Clear night · 3:00 AM Clear night
71° 💧 None 💨 2 mph H 96%29.97 inHg
Clear night · 6:00 AM Clear night
70° 💧 None 💨 1 mph H 97%30.00 inHg
Sunny · 9:00 AM Sunny
79° 💧 None 💨 1 mph H 79%30.03 inHg
Mostly sunny · 12:00 PM Mostly sunny
87° 💧 None 💨 1 mph H 57%30.03 inHg
Mostly sunny · 3:00 PM Mostly sunny
89° 💧 None 💨 4 mph H 51%29.97 inHg
Sunny · 6:00 PM Sunny
85° 💧 None 💨 4 mph H 63%29.97 inHg

In Clarksville and, more broadly, across the state of Tennessee: This evening will feature mostly cloudy skies with hot temperatures ranging from 82 to 86 degrees Fahrenheit. There is a strong likelihood of rain, with possible accumulation around 0.05 inches. Winds will be moderate from the south at up to 12 mph, with gusts reaching 27 mph. Conditions could change quickly, especially if rain intensifies. Residents should be prepared for brief, heavy showers and gusty winds into the early night hours. Temperatures will remain warm, and the weather may influence outdoor activities during this period.

15-Day Weather Outlook for Clarksville

Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 89°/70° 💧 None 💨 5 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 86°/71° 💧 0.687 in 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 94°/72° 💧 0.001 in 💨 7 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 94°/76° 💧 0.001 in 💨 6 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 94°/75° 💧 None 💨 6 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 96°/75° 💧 0.038 in 💨 7 mph
Saturday, Sep 19Sat Sep 19 Partly cloudy Partly cloudy 91°/75° 💧 0.011 in 💨 6 mph
Sunday, Sep 20Sun Sep 20 Mostly sunny Mostly sunny 99°/79° 💧 0.004 in 💨 8 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 101°/80° 💧 0.001 in 💨 8 mph
Tuesday, Sep 22Tue Sep 22 Light rain Light rain 99°/73° 💧 0.437 in 💨 10 mph
Wednesday, Sep 23Wed Sep 23 Light rain Light rain 74°/63° 💧 0.790 in 💨 6 mph
Thursday, Sep 24Thu Sep 24 Mostly cloudy Mostly cloudy 75°/60° 💧 None 💨 6 mph
Friday, Sep 25Fri Sep 25 Overcast Overcast 74°/59° 💧 None 💨 9 mph
Saturday, Sep 26Sat Sep 26 Overcast Overcast 68°/58° 💧 0.001 in 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Clarksville

Vertical axis: °F · Color based on temperature
Light rain at 9:00 PM
77° Today 9:00 PM
Light rain at 10:00 PM
76° 10:00 PM
Light rain at 11:00 PM
75° 11:00 PM
Mostly cloudy night at 12:00 AM
75° 12:00 AM
Mostly cloudy night at 1:00 AM
74° Tomorrow 1:00 AM
Mostly cloudy night at 2:00 AM
73° 2:00 AM
Clear night at 3:00 AM
73° 3:00 AM
Mostly clear night at 4:00 AM
73° 4:00 AM
Mostly clear night at 5:00 AM
72° Tomorrow 5:00 AM
Light thunderstorms at 6:00 AM
72° 6:00 AM
Light thunderstorms at 7:00 AM
72° 7:00 AM
Light thunderstorms at 8:00 AM
71° 8:00 AM
Light thunderstorms at 9:00 AM
73° Tomorrow 9:00 AM
Light rain at 10:00 AM
77° 10:00 AM
Light rain at 11:00 AM
79° 11:00 AM
Light rain at 12:00 PM
81° 12:00 PM
Light rain at 1:00 PM
84° Tomorrow 1:00 PM
Mostly sunny at 2:00 PM
85° 2:00 PM
Mostly sunny at 3:00 PM
85° 3:00 PM
Mostly sunny at 4:00 PM
85° 4:00 PM
Mostly sunny at 5:00 PM
85° Tomorrow 5:00 PM
Sunny at 6:00 PM
83° 6:00 PM
Sunny at 7:00 PM
80° 7:00 PM
Mostly clear night at 8:00 PM
78° 8:00 PM
Mostly cloudy night at 9:00 PM
76° Tomorrow 9:00 PM
Partly cloudy night at 10:00 PM
76° 10:00 PM
Mostly clear night at 11:00 PM
74° 11:00 PM
Mostly cloudy night at 12:00 AM
73° 12:00 AM
Partly cloudy night at 1:00 AM
72° Sunday 1:00 AM
Mostly cloudy night at 2:00 AM
72° 2:00 AM
Clear night at 3:00 AM
71° 3:00 AM
Clear night at 4:00 AM
70° 4:00 AM
Clear night at 5:00 AM
70° Sunday 5:00 AM
Clear night at 6:00 AM
70° 6:00 AM
Mostly sunny at 7:00 AM
70° 7:00 AM
Sunny at 8:00 AM
74° 8:00 AM
Sunny at 9:00 AM
79° Sunday 9:00 AM
Sunny at 10:00 AM
83° 10:00 AM
Sunny at 11:00 AM
85° 11:00 AM
Mostly sunny at 12:00 PM
87° 12:00 PM
Sunny at 1:00 PM
87° Sunday 1:00 PM
Mostly sunny at 2:00 PM
88° 2:00 PM
Mostly sunny at 3:00 PM
89° 3:00 PM
Mostly sunny at 4:00 PM
89° 4:00 PM
Sunny at 5:00 PM
87° Sunday 5:00 PM
Sunny at 6:00 PM
85° 6:00 PM
Sunny at 7:00 PM
82° 7:00 PM
Clear night at 8:00 PM
81° 8:00 PM
Mostly clear night at 9:00 PM
79° Sunday 9:00 PM
Clear night at 10:00 PM
77° 10:00 PM
Mostly clear night at 11:00 PM
76° 11:00 PM
Mostly clear night at 12:00 AM
75° 12:00 AM
Mostly clear night at 1:00 AM
74° Monday 1:00 AM
Partly cloudy night at 2:00 AM
73° 2:00 AM
Mostly cloudy night at 3:00 AM
73° 3:00 AM
Mostly cloudy night at 4:00 AM
72° 4:00 AM
Mostly clear night at 5:00 AM
72° Monday 5:00 AM
Mostly cloudy night at 6:00 AM
71° 6:00 AM
Mostly cloudy at 7:00 AM
72° 7:00 AM
Sunny at 4:00 PM
86° 4:00 PM
Clear night at 7:00 PM
80° Monday 7:00 PM
Clear night at 10:00 PM
76° 10:00 PM
Clear night at 1:00 AM
74° 1:00 AM
Clear night at 4:00 AM
72° 4:00 AM
Sunny at 7:00 AM
72° Tuesday 7:00 AM
Sunny at 10:00 AM
85° 10:00 AM
Mostly sunny at 1:00 PM
94° 1:00 PM
Sunny at 4:00 PM
94° 4:00 PM
Clear night at 7:00 PM
87° Tuesday 7:00 PM
Clear night at 10:00 PM
83° 10:00 PM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 4:00 AM
77° 4:00 AM
Sunny at 7:00 AM
76° Wednesday 7:00 AM
Sunny at 10:00 AM
87° 10:00 AM
Mostly sunny at 1:00 PM
94° 1:00 PM
Mostly sunny at 4:00 PM
94° 4:00 PM
Mostly clear night at 7:00 PM
87° Wednesday 7:00 PM
Clear night at 10:00 PM
82° 10:00 PM
Clear night at 1:00 AM
79° 1:00 AM
Clear night at 4:00 AM
76° 4:00 AM
Sunny at 7:00 AM
75° Thursday 7:00 AM
Sunny at 10:00 AM
88° 10:00 AM
Sunny at 1:00 PM
94° 1:00 PM
Partly cloudy night at 7:00 PM
96° 7:00 PM
Mostly clear night at 1:00 AM
87° Friday 1:00 AM
Mostly sunny at 7:00 AM
79° 7:00 AM
Sunny at 1:00 PM
75° 1:00 PM
Partly cloudy night at 7:00 PM
91° 7:00 PM
Mostly clear night at 1:00 AM
85° Saturday 1:00 AM
Sunny at 7:00 AM
78° 7:00 AM
Sunny at 1:00 PM
75° 1:00 PM
Clear night at 7:00 PM
99° 7:00 PM
Mostly clear night at 1:00 AM
92° Sunday 1:00 AM
Sunny at 7:00 AM
83° 7:00 AM
Sunny at 1:00 PM
79° 1:00 PM
Clear night at 7:00 PM
101° 7:00 PM
Clear night at 1:00 AM
93° Monday 1:00 AM
Sunny at 7:00 AM
84° 7:00 AM
Sunny at 1:00 PM
80° 1:00 PM
Mostly clear night at 7:00 PM
99° 7:00 PM
Clear night at 1:00 AM
84° Tuesday 1:00 AM
Light rain at 7:00 AM
73° 7:00 AM
Overcast at 1:00 PM
73° 1:00 PM
Light rain at 7:00 PM
74° 7:00 PM
Light rain at 1:00 AM
73° Wednesday 1:00 AM
Overcast at 7:00 AM
69° 7:00 AM
Mostly cloudy at 1:00 PM
63° 1:00 PM
Mostly cloudy night at 7:00 PM
75° 7:00 PM
Overcast night at 1:00 AM
70° Thursday 1:00 AM
Overcast at 7:00 AM
65° 7:00 AM
Overcast at 1:00 PM
60° 1:00 PM
Mostly clear night at 7:00 PM
74° 7:00 PM
Partly cloudy night at 1:00 AM
68° Friday 1:00 AM
Sunny at 7:00 AM
59° 7:00 AM
Overcast at 1:00 PM
59° 1:00 PM
Overcast night at 7:00 PM
68° 7:00 PM
Overcast night at 1:00 AM
65° Saturday 1:00 AM
Partly cloudy at 7:00 AM
61° 7:00 AM
Partly cloudy at 1:00 PM
58° 1:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Clarksville

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 9:00 PM
PM2.5 Fine particles Good 3,4µg/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 3,7µg/m³

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

O₃ Ozone Good 42,6µg/m³

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

NO₂ Nitrogen dioxide Good 3,1µg/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 Clarksville

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 6,7High 😊Good
Tomorrow UV 7,7High 😊Good
Sunday UV 7,8High 🙂Fair
Monday UV 7,8High 🙂Fair
Tuesday UV 9,0Very high 😐Moderate
Wednesday UV 8,0Very high Unavailable
Thursday UV 8,0Very high Unavailable
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. High humidity can make it feel hotter.

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 Clarksville

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

91/100Best-hour score
BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 8:30 PM–5:01 AM
Cloud cover 6% 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 71° 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 min76%
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 Clarksville were last refreshed today at 8:26 PM. The current forecast period extends through 13/09/2026 at 6:00 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.