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Now · 10:48 AM

Jonesborough Weather & Hourly Forecast

United States · Tennessee · 37659

Light rain
75°F
Light rain
Feels like: 78°F
💧 Humidity 81% 🌡 Pressure 30.06 inHg 💨 Wind 7 mph 👁 Visibility 2.8 mi Clouds 37% ☀️ UV index 2.4 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Jonesborough

Today
Light rain · 11:00 AM Light rain
75° 💧 0.023 in 💨 7 mph H 81%30.06 inHg
Mostly sunny · 2:00 PM Mostly sunny
82° 💧 0.004 in 💨 7 mph H 61%30.00 inHg
Mostly sunny · 5:00 PM Mostly sunny
84° 💧 None 💨 8 mph H 51%29.97 inHg
Clear night · 8:00 PM Clear night
76° 💧 None 💨 4 mph H 69%29.97 inHg
Clear night · 11:00 PM Clear night
71° 💧 None 💨 2 mph H 82%30.06 inHg
Tomorrow
Mostly clear night · 2:00 AM Mostly clear night
68° 💧 None 💨 4 mph H 87%30.06 inHg
Mostly clear night · 5:00 AM Mostly clear night
67° 💧 None 💨 4 mph H 88%30.06 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
69° 💧 0.001 in 💨 2 mph H 84%30.12 inHg
Mostly cloudy · 11:00 AM Mostly cloudy
78° 💧 0.010 in 💨 4 mph H 70%30.15 inHg
Mostly sunny · 2:00 PM Mostly sunny
83° 💧 0.006 in 💨 7 mph H 59%30.12 inHg
Sunny · 5:00 PM Sunny
84° 💧 None 💨 7 mph H 51%30.06 inHg
Clear night · 8:00 PM Clear night
76° 💧 None 💨 4 mph H 64%30.09 inHg
Clear night · 11:00 PM Clear night
70° 💧 None 💨 5 mph H 67%30.15 inHg
Tuesday
Clear night · 2:00 AM Clear night
66° 💧 None 💨 5 mph H 85%30.15 inHg
Clear night · 5:00 AM Clear night
68° 💧 None 💨 5 mph H 68%30.18 inHg
Sunny · 8:00 AM Sunny
69° 💧 None 💨 7 mph H 78%30.21 inHg

In Jonesborough and, more broadly, across the state of Tennessee: This morning is expected to be mostly sunny with a few clouds, and temperatures will warm quickly into the hot range, starting around 66 degrees and rising to a high near 94 degrees by afternoon. Light northwest winds at 3 to 5 mph will be consistent throughout the day, with gusts up to 6 mph. No precipitation is anticipated, so outdoor plans should be comfortable under the clear skies. As the day progresses, temperatures will remain high, making it essential to stay hydrated and wear sun protection if you're spending time outdoors. The gentle breeze will provide some relief from the heat, but overall, it will be a warm and mostly sunny day.

15-Day Weather Outlook for Jonesborough

TomorrowTomorrow Mostly sunny Mostly sunny 84°/67° 💧 None 💨 7 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 89°/66° 💧 None 💨 8 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 89°/68° 💧 0.113 in 💨 5 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 90°/68° 💧 0.001 in 💨 7 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 91°/70° 💧 0.001 in 💨 5 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 78°/69° 💧 0.026 in 💨 13 mph
Sunday, Sep 20Sun Sep 20 Mostly cloudy Mostly cloudy 90°/70° 💧 0.084 in 💨 6 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 88°/70° 💧 0.014 in 💨 6 mph
Tuesday, Sep 22Tue Sep 22 Light thunderstorms Light thunderstorms 82°/69° 💧 0.372 in 💨 3 mph
Wednesday, Sep 23Wed Sep 23 Severe thunderstorms Severe thunderstorms 78°/67° 💧 0.401 in 💨 4 mph
Thursday, Sep 24Thu Sep 24 Mostly cloudy Mostly cloudy 80°/69° 💧 0.038 in 💨 8 mph
Friday, Sep 25Fri Sep 25 Partly cloudy Partly cloudy 81°/67° 💧 0.335 in 💨 6 mph
Saturday, Sep 26Sat Sep 26 Moderate rain Moderate rain 74°/69° 💧 0.221 in 💨 6 mph
Sunday, Sep 27Sun Sep 27 Light rain Light rain 76°/66° 💧 0.112 in 💨 5 mph
Monday, Sep 28Mon Sep 28 Mostly cloudy Mostly cloudy 73°/68° 💧 0.026 in 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Jonesborough

Vertical axis: °F · Color based on temperature
Light rain at 11:00 AM
75° Today 11:00 AM
Light rain at 12:00 PM
77° 12:00 PM
Light rain at 1:00 PM
80° 1:00 PM
Mostly sunny at 2:00 PM
82° 2:00 PM
Mostly sunny at 3:00 PM
84° Today 3:00 PM
Mostly sunny at 4:00 PM
84° 4:00 PM
Mostly sunny at 5:00 PM
84° 5:00 PM
Sunny at 6:00 PM
83° 6:00 PM
Sunny at 7:00 PM
81° Today 7:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Clear night at 9:00 PM
75° 9:00 PM
Mostly clear night at 10:00 PM
73° 10:00 PM
Clear night at 11:00 PM
71° Today 11:00 PM
Clear night at 12:00 AM
70° 12:00 AM
Mostly cloudy night at 1:00 AM
69° 1:00 AM
Mostly clear night at 2:00 AM
68° 2:00 AM
Clear night at 3:00 AM
68° Tomorrow 3:00 AM
Clear night at 4:00 AM
68° 4:00 AM
Mostly clear night at 5:00 AM
67° 5:00 AM
Partly cloudy night at 6:00 AM
67° 6:00 AM
Partly cloudy night at 7:00 AM
67° Tomorrow 7:00 AM
Mostly cloudy at 8:00 AM
69° 8:00 AM
Mostly sunny at 9:00 AM
73° 9:00 AM
Partly cloudy at 10:00 AM
75° 10:00 AM
Mostly cloudy at 11:00 AM
78° Tomorrow 11:00 AM
Light rain at 12:00 PM
80° 12:00 PM
Light rain at 1:00 PM
82° 1:00 PM
Mostly sunny at 2:00 PM
83° 2:00 PM
Mostly sunny at 3:00 PM
84° Tomorrow 3:00 PM
Mostly sunny at 4:00 PM
84° 4:00 PM
Sunny at 5:00 PM
84° 5:00 PM
Sunny at 6:00 PM
83° 6:00 PM
Sunny at 7:00 PM
81° Tomorrow 7:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Clear night at 9:00 PM
74° 9:00 PM
Clear night at 10:00 PM
72° 10:00 PM
Clear night at 11:00 PM
70° Tomorrow 11:00 PM
Clear night at 12:00 AM
68° 12:00 AM
Clear night at 1:00 AM
67° 1:00 AM
Clear night at 2:00 AM
66° 2:00 AM
Clear night at 3:00 AM
66° Tuesday 3:00 AM
Clear night at 4:00 AM
67° 4:00 AM
Clear night at 5:00 AM
68° 5:00 AM
Mostly clear night at 6:00 AM
68° 6:00 AM
Clear night at 7:00 AM
68° Tuesday 7:00 AM
Sunny at 8:00 AM
69° 8:00 AM
Sunny at 9:00 AM
73° 9:00 AM
Sunny at 10:00 AM
76° 10:00 AM
Sunny at 11:00 AM
80° Tuesday 11:00 AM
Sunny at 12:00 PM
83° 12:00 PM
Sunny at 1:00 PM
86° 1:00 PM
Sunny at 2:00 PM
87° 2:00 PM
Mostly sunny at 3:00 PM
88° Tuesday 3:00 PM
Partly cloudy at 4:00 PM
88° 4:00 PM
Mostly sunny at 5:00 PM
89° 5:00 PM
Sunny at 6:00 PM
87° 6:00 PM
Sunny at 7:00 PM
85° Tuesday 7:00 PM
Clear night at 8:00 PM
80° 8:00 PM
Clear night at 5:00 AM
68° 5:00 AM
Sunny at 8:00 AM
68° 8:00 AM
Sunny at 11:00 AM
81° Wednesday 11:00 AM
Sunny at 2:00 PM
88° 2:00 PM
Sunny at 5:00 PM
89° 5:00 PM
Clear night at 8:00 PM
82° 8:00 PM
Clear night at 11:00 PM
76° Wednesday 11:00 PM
Clear night at 2:00 AM
72° 2:00 AM
Clear night at 5:00 AM
68° 5:00 AM
Sunny at 8:00 AM
69° 8:00 AM
Sunny at 11:00 AM
83° Thursday 11:00 AM
Sunny at 2:00 PM
89° 2:00 PM
Sunny at 5:00 PM
90° 5:00 PM
Mostly clear night at 8:00 PM
83° 8:00 PM
Clear night at 11:00 PM
77° Thursday 11:00 PM
Clear night at 2:00 AM
72° 2:00 AM
Clear night at 5:00 AM
70° 5:00 AM
Sunny at 8:00 AM
70° 8:00 AM
Sunny at 11:00 AM
84° Friday 11:00 AM
Sunny at 2:00 PM
91° 2:00 PM
Sunny at 5:00 PM
91° 5:00 PM
Light rain at 8:00 PM
78° 8:00 PM
Clear night at 11:00 PM
75° Friday 11:00 PM
Clear night at 2:00 AM
71° 2:00 AM
Mostly sunny at 8:00 AM
69° 8:00 AM
Sunny at 2:00 PM
71° 2:00 PM
Mostly cloudy night at 8:00 PM
90° Saturday 8:00 PM
Mostly clear night at 2:00 AM
75° 2:00 AM
Sunny at 8:00 AM
73° 8:00 AM
Sunny at 2:00 PM
70° 2:00 PM
Mostly clear night at 8:00 PM
88° Sunday 8:00 PM
Mostly clear night at 2:00 AM
79° 2:00 AM
Mostly sunny at 8:00 AM
70° 8:00 AM
Mostly cloudy at 2:00 PM
70° 2:00 PM
Light thunderstorms at 8:00 PM
82° Monday 8:00 PM
Mostly clear night at 2:00 AM
74° 2:00 AM
Mostly cloudy at 8:00 AM
69° 8:00 AM
Overcast at 2:00 PM
70° 2:00 PM
Severe thunderstorms at 8:00 PM
78° Tuesday 8:00 PM
Mostly clear night at 2:00 AM
74° 2:00 AM
Mostly sunny at 8:00 AM
68° 8:00 AM
Mostly sunny at 2:00 PM
67° 2:00 PM
Mostly cloudy night at 8:00 PM
80° Wednesday 8:00 PM
Mostly clear night at 2:00 AM
73° 2:00 AM
Mostly cloudy at 8:00 AM
69° 8:00 AM
Overcast at 2:00 PM
70° 2:00 PM
Overcast night at 8:00 PM
81° Thursday 8:00 PM
Partly cloudy night at 2:00 AM
74° 2:00 AM
Partly cloudy at 8:00 AM
68° 8:00 AM
Partly cloudy at 2:00 PM
67° 2:00 PM
Moderate rain at 8:00 PM
74° Friday 8:00 PM
Overcast night at 2:00 AM
71° 2:00 AM
Overcast at 8:00 AM
69° 8:00 AM
Overcast at 2:00 PM
69° 2:00 PM
Overcast night at 8:00 PM
76° Saturday 8:00 PM
Light rain at 2:00 AM
71° 2:00 AM
Mostly sunny at 8:00 AM
68° 8:00 AM
Overcast at 2:00 PM
66° 2:00 PM
Mostly cloudy night at 8:00 PM
73° Sunday 8:00 PM
Overcast night at 2:00 AM
68° 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Jonesborough

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 11:00 AM
PM2.5 Fine particles Good 2,4µg/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 3,2µg/m³

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

O₃ Ozone Good 13,2µg/m³

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

NO₂ Nitrogen dioxide Good 1,7µg/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 Jonesborough

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 7,8High 😊Good
Tomorrow UV 7,3High 🙂Fair
Tuesday UV 8,0Very high 🙂Fair
Wednesday UV 7,7High 🙂Fair
Thursday UV 6,0High 🙂Fair
Friday UV 7,0High Unavailable
Saturday UV 6,0High Unavailable
Hourly UV index today
11:00 AMUV 4,3 12:00 PMUV 6,4 1:00 PMUV 7,8 2:00 PMUV 7,2 3:00 PMUV 4,8 4:00 PMUV 1,9 5:00 PMUV 1,5 6:00 PMUV 0,8 7:00 PMUV 0,2
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.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

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 Jonesborough

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

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: 9:07 PM–5:44 AM
Cloud cover 2% 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 76° 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
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 Jonesborough were last refreshed today at 10:48 AM. The current forecast period extends through 15/09/2026 at 8:00 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.