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Current weather in New Johnsonville is few clouds.

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Is the weather forecast for New Johnsonville updated regularly?

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

Now · 8:00 AM

New Johnsonville Weather & Hourly Forecast

United States · Tennessee · 37134

77°F

Mostly sunny

Feels like: 84°F

💧 Humidity 90% 🌡 Pressure 29.94 inHg 💨 Wind 3 mph 👁 Visibility 13.7 mi ☁ Clouds 15% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for New Johnsonville

Today

9:00 AM

Sunny

79° 💧 None 💨 2 mph H 80%29.94 inHg

12:00 PM

Sunny

89° 💧 0.004 in 💨 1 mph H 55%29.91 inHg

3:00 PM

Strong thunderstorm

93° 💧 0.100 in 💨 1 mph H 42%29.83 inHg

6:00 PM

Light rain

79° 💧 0.118 in 💨 1 mph H 95%29.83 inHg

9:00 PM

Mostly cloudy night

75° 💧 0.001 in 💨 8 mph H 97%29.91 inHg

Tomorrow

12:00 AM

Mostly clear night

74° 💧 None 💨 4 mph H 97%29.88 inHg

3:00 AM

Mostly clear night

74° 💧 0.000 in 💨 5 mph H 98%29.88 inHg

6:00 AM

Overcast night

74° 💧 0.004 in 💨 5 mph H 98%29.91 inHg

9:00 AM

Mostly sunny

78° 💧 0.010 in 💨 5 mph H 87%29.94 inHg

12:00 PM

Light thunderstorms

86° 💧 0.012 in 💨 4 mph H 65%29.94 inHg

3:00 PM

Light rain

83° 💧 0.070 in 💨 3 mph H 75%29.88 inHg

6:00 PM

Sunny

81° 💧 None 💨 3 mph H 76%29.88 inHg

9:00 PM

Mostly clear night

78° 💧 0.007 in 💨 2 mph H 87%29.94 inHg

Sunday

12:00 AM

Mostly clear night

76° 💧 0.000 in 💨 3 mph H 94%29.97 inHg

3:00 AM

Clear night

75° 💧 None 💨 3 mph H 94%29.97 inHg

6:00 AM

Clear night

73° 💧 None 💨 1 mph H 97%30.00 inHg

Today

9:00 AM

Sunny

79° 💧 None 💨 2 mph H 80%29.94 inHg

10:00 AM

Sunny

82° 💧 None 💨 3 mph H 73%29.94 inHg

11:00 AM

Sunny

85° 💧 None 💨 2 mph H 63%29.94 inHg

12:00 PM

Sunny

89° 💧 0.000 in 💨 1 mph H 55%29.91 inHg

1:00 PM

Light thunderstorms

91° 💧 0.002 in 💨 1 mph H 49%29.91 inHg

2:00 PM

Strong thunderstorm

92° 💧 0.001 in 💨 1 mph H 46%29.85 inHg

3:00 PM

Strong thunderstorm

93° 💧 0.000 in 💨 1 mph H 42%29.83 inHg

4:00 PM

Light thunderstorms

93° 💧 0.006 in 💨 2 mph H 42%29.80 inHg

5:00 PM

Light thunderstorms

78° 💧 0.094 in 💨 8 mph H 93%29.83 inHg

6:00 PM

Light rain

79° 💧 0.026 in 💨 1 mph H 95%29.83 inHg

7:00 PM

Light thunderstorms

77° 💧 0.083 in 💨 8 mph H 98%29.85 inHg

8:00 PM

Light rain

76° 💧 0.008 in 💨 4 mph H 95%29.85 inHg

9:00 PM

Mostly cloudy night

75° 💧 0.001 in 💨 8 mph H 97%29.91 inHg

10:00 PM

Mostly cloudy night

75° 💧 None 💨 6 mph H 96%29.91 inHg

11:00 PM

Partly cloudy night

74° 💧 None 💨 3 mph H 97%29.88 inHg

Tomorrow

12:00 AM

Mostly clear night

74° 💧 None 💨 4 mph H 97%29.88 inHg

1:00 AM

Mostly cloudy night

74° 💧 None 💨 4 mph H 97%29.88 inHg

2:00 AM

Partly cloudy night

74° 💧 None 💨 5 mph H 98%29.88 inHg

3:00 AM

Mostly clear night

74° 💧 0.000 in 💨 5 mph H 98%29.88 inHg

4:00 AM

Clear night

74° 💧 None 💨 5 mph H 98%29.88 inHg

5:00 AM

Mostly clear night

74° 💧 None 💨 5 mph H 98%29.88 inHg

6:00 AM

Overcast night

74° 💧 None 💨 5 mph H 98%29.91 inHg

7:00 AM

Overcast

74° 💧 0.001 in 💨 6 mph H 97%29.91 inHg

8:00 AM

Overcast

75° 💧 0.003 in 💨 6 mph H 95%29.94 inHg

9:00 AM

Mostly sunny

78° 💧 0.003 in 💨 5 mph H 87%29.94 inHg

10:00 AM

Mostly sunny

81° 💧 0.003 in 💨 4 mph H 78%29.94 inHg

11:00 AM

Light thunderstorms

83° 💧 0.004 in 💨 4 mph H 70%29.97 inHg

12:00 PM

Light thunderstorms

86° 💧 0.006 in 💨 4 mph H 65%29.94 inHg

1:00 PM

Overcast

88° 💧 0.003 in 💨 4 mph H 59%29.91 inHg

2:00 PM

Overcast

88° 💧 0.003 in 💨 4 mph H 56%29.88 inHg

3:00 PM

Light rain

83° 💧 0.041 in 💨 3 mph H 75%29.88 inHg

4:00 PM

Light rain

79° 💧 0.028 in 💨 7 mph H 85%29.88 inHg

5:00 PM

Sunny

81° 💧 0.002 in 💨 4 mph H 76%29.88 inHg

6:00 PM

Sunny

81° 💧 None 💨 3 mph H 76%29.88 inHg

7:00 PM

Sunny

79° 💧 None 💨 2 mph H 85%29.91 inHg

8:00 PM

Clear night

78° 💧 None 💨 2 mph H 87%29.91 inHg

9:00 PM

Mostly clear night

78° 💧 None 💨 2 mph H 87%29.94 inHg

10:00 PM

Light rain

77° 💧 0.004 in 💨 3 mph H 89%29.97 inHg

11:00 PM

Partly cloudy night

77° 💧 0.003 in 💨 2 mph H 91%29.97 inHg

Sunday

12:00 AM

Mostly clear night

76° 💧 0.000 in 💨 3 mph H 94%29.97 inHg

1:00 AM

Mostly clear night

76° 💧 None 💨 2 mph H 93%29.97 inHg

2:00 AM

Mostly clear night

75° 💧 None 💨 2 mph H 93%29.97 inHg

3:00 AM

Clear night

75° 💧 None 💨 3 mph H 94%29.97 inHg

4:00 AM

Clear night

74° 💧 None 💨 2 mph H 96%29.97 inHg

5:00 AM

Clear night

74° 💧 None 💨 2 mph H 96%30.00 inHg

6:00 AM

Clear night

73° 💧 None 💨 1 mph H 97%30.00 inHg

7:00 AM

Sunny

73° 💧 None 💨 1 mph H 98%30.03 inHg

8:00 AM

Sunny

76° 💧 None 💨 1 mph H 93%30.03 inHg

9:00 AM

Sunny

79° 💧 None 💨 1 mph H 84%30.03 inHg

10:00 AM

Sunny

83° 💧 None 💨 1 mph H 75%30.03 inHg

11:00 AM

Sunny

85° 💧 None 💨 1 mph H 64%30.03 inHg

12:00 PM

Sunny

87° 💧 None 💨 1 mph H 56%30.00 inHg

1:00 PM

Sunny

89° 💧 None 💨 1 mph H 51%30.00 inHg

2:00 PM

Sunny

91° 💧 None 💨 2 mph H 48%29.97 inHg

3:00 PM

Sunny

91° 💧 None 💨 3 mph H 45%29.94 inHg

4:00 PM

Sunny

91° 💧 None 💨 4 mph H 45%29.94 inHg

5:00 PM

Sunny

90° 💧 None 💨 5 mph H 47%29.94 inHg

6:00 PM

Mostly sunny

87° 💧 None 💨 5 mph H 51%29.94 inHg

7:00 PM

Mostly sunny

83° 💧 None 💨 4 mph H 57%29.94 inHg

Monday

4:00 AM

Clear night

74° 💧 None 💨 3 mph H 88%30.03 inHg

7:00 AM

Partly cloudy

73° 💧 None 💨 2 mph H 91%30.06 inHg

10:00 AM

Sunny

84° 💧 None 💨 2 mph H 65%30.09 inHg

1:00 PM

Sunny

91° 💧 None 💨 4 mph H 46%30.06 inHg

4:00 PM

Sunny

92° 💧 None 💨 3 mph H 43%30.00 inHg

7:00 PM

Sunny

86° 💧 None 💨 2 mph H 59%30.00 inHg

10:00 PM

Clear night

81° 💧 None 💨 6 mph H 72%30.03 inHg

Tuesday

1:00 AM

Clear night

77° 💧 None 💨 4 mph H 85%30.03 inHg

4:00 AM

Clear night

75° 💧 None 💨 5 mph H 90%30.06 inHg

7:00 AM

Sunny

74° 💧 None 💨 5 mph H 93%30.09 inHg

10:00 AM

Sunny

87° 💧 None 💨 4 mph H 59%30.12 inHg

1:00 PM

Sunny

94° 💧 None 💨 4 mph H 40%30.09 inHg

4:00 PM

Sunny

96° 💧 None 💨 6 mph H 34%30.03 inHg

7:00 PM

Sunny

88° 💧 None 💨 4 mph H 51%30.03 inHg

10:00 PM

Clear night

83° 💧 None 💨 2 mph H 62%30.09 inHg

Wednesday

1:00 AM

Clear night

79° 💧 None 💨 4 mph H 71%30.12 inHg

4:00 AM

Clear night

77° 💧 None 💨 5 mph H 75%30.12 inHg

7:00 AM

Sunny

76° 💧 None 💨 6 mph H 82%30.18 inHg

10:00 AM

Sunny

88° 💧 None 💨 5 mph H 57%30.21 inHg

1:00 PM

Mostly sunny

95° 💧 None 💨 3 mph H 41%30.15 inHg

4:00 PM

Mostly sunny

96° 💧 None 💨 0 mph H 36%30.09 inHg

7:00 PM

Mostly clear night

87° 💧 None 💨 1 mph H 59%30.12 inHg

10:00 PM

Clear night

82° 💧 None 💨 1 mph H 72%30.15 inHg

Thursday

1:00 AM

Clear night

79° 💧 None 💨 2 mph H 82%30.15 inHg

7:00 AM

Sunny

81° 💧 None 💨 4 mph H 72%30.18 inHg

1:00 PM

Mostly sunny

77° 💧 None 💨 4 mph H 78%30.21 inHg

7:00 PM

Mostly clear night

95° 💧 None 💨 2 mph H 42%30.18 inHg

Friday

1:00 AM

Partly cloudy night

89° 💧 None 💨 8 mph H 51%30.09 inHg

7:00 AM

Sunny

81° 💧 None 💨 3 mph H 80%30.12 inHg

1:00 PM

Mostly sunny

77° 💧 None 💨 2 mph H 90%30.12 inHg

7:00 PM

Mostly clear night

96° 💧 None 💨 1 mph H 39%30.06 inHg

Saturday

1:00 AM

Light rain

85° 💧 None 💨 8 mph H 63%30.00 inHg

7:00 AM

Sunny

78° 💧 None 💨 5 mph H 85%29.97 inHg

1:00 PM

Mostly sunny

77° 💧 None 💨 7 mph H 61%29.94 inHg

7:00 PM

Mostly clear night

96° 💧 None 💨 8 mph H 28%29.88 inHg

Sunday

1:00 AM

Clear night

90° 💧 None 💨 7 mph H 36%29.77 inHg

7:00 AM

Sunny

79° 💧 None 💨 3 mph H 65%29.83 inHg

1:00 PM

Sunny

74° 💧 None 💨 6 mph H 90%29.85 inHg

7:00 PM

Light rain

74° 💧 None 💨 10 mph H 88%29.91 inHg

Monday

1:00 AM

Overcast night

76° 💧 None 💨 9 mph H 65%29.94 inHg

7:00 AM

Mostly sunny

69° 💧 None 💨 11 mph H 61%30.03 inHg

1:00 PM

Sunny

62° 💧 None 💨 11 mph H 72%30.12 inHg

7:00 PM

Clear night

75° 💧 None 💨 12 mph H 35%30.12 inHg

Tuesday

1:00 AM

Mostly clear night

71° 💧 None 💨 11 mph H 43%30.09 inHg

7:00 AM

Overcast

63° 💧 None 💨 9 mph H 60%30.12 inHg

1:00 PM

Overcast

62° 💧 None 💨 7 mph H 61%30.12 inHg

7:00 PM

Overcast night

82° 💧 None 💨 9 mph H 36%30.09 inHg

Wednesday

1:00 AM

Overcast night

76° 💧 None 💨 6 mph H 51%30.06 inHg

7:00 AM

Mostly cloudy

72° 💧 None 💨 7 mph H 53%30.09 inHg

1:00 PM

Overcast

70° 💧 None 💨 4 mph H 57%30.12 inHg

7:00 PM

Overcast night

75° 💧 None 💨 6 mph H 49%30.12 inHg

Thursday

1:00 AM

Mostly cloudy night

74° 💧 None 💨 4 mph H 56%30.09 inHg

7:00 AM

Mostly cloudy

69° 💧 None 💨 3 mph H 73%30.12 inHg

1:00 PM

Mostly cloudy

67° 💧 None 💨 5 mph H 75%30.18 inHg

7:00 PM

Mostly cloudy night

78° 💧 None 💨 8 mph H 53%30.18 inHg

Friday

1:00 AM

Overcast night

73° 💧 None 💨 8 mph H 63%30.18 inHg

7:00 AM

Sunny

67° 💧 None 💨 5 mph H 76%30.18 inHg

1:00 PM

Mostly cloudy

65° 💧 None 💨 4 mph H 85%30.21 inHg

7:00 PM

Overcast night

82° 💧 None 💨 6 mph H 50%30.18 inHg

Saturday

1:00 AM

Mostly cloudy night

78° 💧 None 💨 4 mph H 59%30.12 inHg

In New Johnsonville and, more broadly, across the state of Tennessee: This morning will start with mostly cloudy skies and very hot conditions, with temperatures ranging from the mid-60s to the upper 90s. Expect moderate south winds at around 12 mph, with gusts up to 26 mph. As the day progresses into the afternoon, temperatures will peak near 97 degrees, remaining quite warm. There is a possibility of light rain, with an estimated total accumulation of about 0.03 inches and a maximum rainfall probability of 77%. Winds will continue from the south at similar speeds, with gusts potentially reaching 26 mph. Overall, residents should prepare for a hot day with a chance of brief showers and breezy conditions.

15-Day Weather Outlook for New Johnsonville

TomorrowTomorrow

Light thunderstorms 88°/74° 💧 None 💨 8 mph

Sunday, Sep 13Sun Sep 13

Mostly sunny 91°/73° 💧 None 💨 5 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 92°/73° 💧 0.630 in 💨 4 mph

Tuesday, Sep 15Tue Sep 15

Sunny 96°/74° 💧 None 💨 6 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 96°/76° 💧 0.000 in 💨 6 mph

Thursday, Sep 17Thu Sep 17

Mostly sunny 87°/77° 💧 None 💨 4 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 95°/77° 💧 0.002 in 💨 8 mph

Saturday, Sep 19Sat Sep 19

Light rain 96°/77° 💧 0.029 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 96°/74° 💧 None 💨 8 mph

Monday, Sep 21Mon Sep 21

Light rain 76°/62° 💧 0.061 in 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Mostly sunny 75°/62° 💧 None 💨 12 mph

Wednesday, Sep 23Wed Sep 23

Overcast 82°/70° 💧 None 💨 9 mph

Thursday, Sep 24Thu Sep 24

Overcast 75°/67° 💧 None 💨 6 mph

Friday, Sep 25Fri Sep 25

Mostly cloudy 78°/65° 💧 None 💨 8 mph

Saturday, Sep 26Sat Sep 26

Overcast 82°/78° 💧 None 💨 6 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in New Johnsonville

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for New Johnsonville

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 9:00 AM

PM2.5 Fine particles Good 5,1µg/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 6,3µg/m³

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

O₃ Ozone Good 14,0µg/m³

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

NO₂ Nitrogen dioxide Good 3,3µg/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 New Johnsonville

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 7,1High 🙂Fair

Sunday UV 8,0Very high 🙂Fair

Monday UV 8,0Very high 🙂Fair

Tuesday UV 9,0Very high 😊Good

Wednesday UV 9,0Very high —Unavailable

Thursday UV 8,0Very high —Unavailable

Hourly UV index today

9:00 AMUV 1,3 10:00 AMUV 2,6 11:00 AMUV 4,7 12:00 PMUV 7,0 1:00 PMUV 7,8 2:00 PMUV 6,9 3:00 PMUV 3,2 4:00 PMUV 1,0 5:00 PMUV 1,4 6:00 PMUV 0,4 7:00 PMUV 0,0

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 New Johnsonville

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · NEW JOHNSONVILLE, TENNESSEE

Tonight's Stargazing & Shooting Stars

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

91/100Best-hour score

BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:32 PM–5:05 AM

☁ Cloud cover 4% 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 81° 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 min78%

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.

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Forecast data for New Johnsonville were last refreshed today at 8:00 AM. The current forecast period extends through 13/09/2026 at 6:00 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.