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Current weather in New Lenox is clear sky.

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

Now · 2:03 PM

New Lenox Weather & Hourly Forecast

United States · Illinois · 60451

79°F

Sunny

Feels like: 77°F

💧 Humidity 47% 🌡 Pressure 29.94 inHg 💨 Wind 6 mph 👁 Visibility 25.1 mi ☁ Clouds 1% ☀️ UV index 6.1 · High 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for New Lenox

Today

3:00 PM

Sunny

79° 💧 None 💨 6 mph H 47%29.91 inHg

6:00 PM

Partly cloudy

76° 💧 None 💨 5 mph H 60%29.88 inHg

9:00 PM

Mostly clear night

70° 💧 None 💨 6 mph H 74%29.88 inHg

Tomorrow

12:00 AM

Mostly clear night

68° 💧 None 💨 4 mph H 85%29.88 inHg

3:00 AM

Partly cloudy night

67° 💧 None 💨 6 mph H 89%29.85 inHg

6:00 AM

Clear night

66° 💧 None 💨 4 mph H 96%29.85 inHg

9:00 AM

Sunny

72° 💧 None 💨 4 mph H 87%29.85 inHg

12:00 PM

Mostly sunny

81° 💧 0.001 in 💨 8 mph H 63%29.85 inHg

3:00 PM

Mostly cloudy

84° 💧 None 💨 9 mph H 52%29.83 inHg

6:00 PM

Sunny

81° 💧 0.000 in 💨 7 mph H 65%29.83 inHg

9:00 PM

Clear night

74° 💧 None 💨 5 mph H 84%29.91 inHg

Sunday

12:00 AM

Clear night

70° 💧 None 💨 4 mph H 92%29.94 inHg

3:00 AM

Clear night

67° 💧 None 💨 6 mph H 91%29.97 inHg

6:00 AM

Mostly cloudy night

62° 💧 None 💨 6 mph H 77%30.03 inHg

9:00 AM

Overcast

67° 💧 None 💨 4 mph H 66%30.03 inHg

12:00 PM

Mostly cloudy

75° 💧 None 💨 6 mph H 46%30.06 inHg

Today

3:00 PM

Sunny

79° 💧 None 💨 6 mph H 47%29.91 inHg

4:00 PM

Partly cloudy

79° 💧 None 💨 7 mph H 48%29.91 inHg

5:00 PM

Mostly cloudy

78° 💧 None 💨 7 mph H 51%29.88 inHg

6:00 PM

Partly cloudy

76° 💧 None 💨 5 mph H 60%29.88 inHg

7:00 PM

Mostly sunny

73° 💧 None 💨 5 mph H 67%29.85 inHg

8:00 PM

Clear night

71° 💧 None 💨 5 mph H 71%29.85 inHg

9:00 PM

Mostly clear night

70° 💧 None 💨 6 mph H 74%29.88 inHg

10:00 PM

Clear night

70° 💧 None 💨 6 mph H 76%29.88 inHg

11:00 PM

Mostly clear night

68° 💧 None 💨 5 mph H 81%29.88 inHg

Tomorrow

12:00 AM

Mostly clear night

68° 💧 None 💨 4 mph H 85%29.88 inHg

1:00 AM

Clear night

67° 💧 None 💨 5 mph H 87%29.85 inHg

2:00 AM

Clear night

67° 💧 None 💨 6 mph H 87%29.85 inHg

3:00 AM

Partly cloudy night

67° 💧 None 💨 6 mph H 89%29.85 inHg

4:00 AM

Mostly cloudy night

67° 💧 None 💨 5 mph H 93%29.85 inHg

5:00 AM

Partly cloudy night

66° 💧 None 💨 4 mph H 95%29.85 inHg

6:00 AM

Clear night

66° 💧 None 💨 4 mph H 96%29.85 inHg

7:00 AM

Mostly sunny

66° 💧 None 💨 4 mph H 97%29.85 inHg

8:00 AM

Sunny

69° 💧 None 💨 5 mph H 93%29.85 inHg

9:00 AM

Sunny

72° 💧 None 💨 4 mph H 87%29.85 inHg

10:00 AM

Sunny

76° 💧 None 💨 5 mph H 79%29.85 inHg

11:00 AM

Sunny

79° 💧 None 💨 6 mph H 70%29.85 inHg

12:00 PM

Mostly sunny

81° 💧 0.001 in 💨 8 mph H 63%29.85 inHg

1:00 PM

Mostly sunny

82° 💧 None 💨 8 mph H 58%29.85 inHg

2:00 PM

Mostly sunny

83° 💧 None 💨 8 mph H 55%29.85 inHg

3:00 PM

Mostly cloudy

84° 💧 None 💨 9 mph H 52%29.83 inHg

4:00 PM

Mostly sunny

83° 💧 None 💨 9 mph H 55%29.83 inHg

5:00 PM

Mostly cloudy

83° 💧 None 💨 9 mph H 59%29.83 inHg

6:00 PM

Sunny

81° 💧 None 💨 7 mph H 65%29.83 inHg

7:00 PM

Sunny

78° 💧 0.000 in 💨 5 mph H 74%29.85 inHg

8:00 PM

Clear night

76° 💧 None 💨 6 mph H 80%29.88 inHg

9:00 PM

Clear night

74° 💧 None 💨 5 mph H 84%29.91 inHg

10:00 PM

Clear night

73° 💧 None 💨 5 mph H 87%29.94 inHg

11:00 PM

Clear night

71° 💧 None 💨 5 mph H 90%29.94 inHg

Sunday

12:00 AM

Clear night

70° 💧 None 💨 4 mph H 92%29.94 inHg

1:00 AM

Clear night

69° 💧 None 💨 5 mph H 94%29.94 inHg

2:00 AM

Clear night

68° 💧 None 💨 5 mph H 94%29.97 inHg

3:00 AM

Clear night

67° 💧 None 💨 6 mph H 91%29.97 inHg

4:00 AM

Mostly clear night

65° 💧 None 💨 6 mph H 84%29.97 inHg

5:00 AM

Partly cloudy night

64° 💧 None 💨 6 mph H 79%30.00 inHg

6:00 AM

Mostly cloudy night

62° 💧 None 💨 6 mph H 77%30.03 inHg

7:00 AM

Mostly cloudy

62° 💧 None 💨 6 mph H 76%30.03 inHg

8:00 AM

Mostly cloudy

64° 💧 None 💨 5 mph H 73%30.03 inHg

9:00 AM

Overcast

67° 💧 None 💨 4 mph H 66%30.03 inHg

10:00 AM

Mostly cloudy

70° 💧 None 💨 4 mph H 59%30.03 inHg

11:00 AM

Overcast

73° 💧 None 💨 4 mph H 51%30.06 inHg

12:00 PM

Mostly cloudy

75° 💧 None 💨 6 mph H 46%30.06 inHg

1:00 PM

Overcast

76° 💧 None 💨 7 mph H 42%30.03 inHg

2:00 PM

Overcast

74° 💧 None 💨 7 mph H 44%30.06 inHg

3:00 PM

Overcast

75° 💧 None 💨 8 mph H 42%30.06 inHg

4:00 PM

Thunderstorms

68° 💧 0.121 in 💨 8 mph H 66%30.06 inHg

5:00 PM

Thunderstorms

65° 💧 0.237 in 💨 6 mph H 86%30.06 inHg

6:00 PM

Light rain

65° 💧 0.016 in 💨 4 mph H 85%30.06 inHg

7:00 PM

Light rain

63° 💧 0.022 in 💨 5 mph H 93%30.09 inHg

8:00 PM

Mostly clear night

62° 💧 None 💨 6 mph H 92%30.09 inHg

9:00 PM

Mostly clear night

60° 💧 None 💨 7 mph H 91%30.12 inHg

10:00 PM

Clear night

59° 💧 None 💨 7 mph H 90%30.15 inHg

11:00 PM

Clear night

59° 💧 None 💨 7 mph H 90%30.15 inHg

Monday

12:00 AM

Clear night

58° 💧 None 💨 5 mph H 89%30.15 inHg

1:00 AM

Clear night

57° 💧 None 💨 5 mph H 90%30.15 inHg

2:00 AM

Clear night

57° 💧 None 💨 5 mph H 90%30.18 inHg

3:00 AM

Clear night

57° 💧 None 💨 5 mph H 88%30.18 inHg

4:00 AM

Clear night

56° 💧 None 💨 5 mph H 86%30.18 inHg

5:00 AM

Clear night

56° 💧 None 💨 5 mph H 86%30.18 inHg

6:00 AM

Clear night

56° 💧 None 💨 4 mph H 88%30.18 inHg

7:00 AM

Sunny

56° 💧 None 💨 3 mph H 91%30.21 inHg

10:00 AM

Sunny

63° 💧 None 💨 8 mph H 62%30.24 inHg

1:00 PM

Mostly cloudy

68° 💧 None 💨 8 mph H 48%30.18 inHg

4:00 PM

Overcast

70° 💧 None 💨 9 mph H 47%30.09 inHg

7:00 PM

Sunny

67° 💧 None 💨 8 mph H 59%30.06 inHg

10:00 PM

Clear night

66° 💧 None 💨 13 mph H 63%30.03 inHg

Tuesday

1:00 AM

Overcast night

66° 💧 None 💨 13 mph H 73%30.00 inHg

4:00 AM

Overcast night

68° 💧 None 💨 12 mph H 81%30.00 inHg

7:00 AM

Overcast

70° 💧 None 💨 11 mph H 87%30.00 inHg

10:00 AM

Overcast

77° 💧 None 💨 8 mph H 79%30.03 inHg

1:00 PM

Overcast

83° 💧 None 💨 9 mph H 69%30.00 inHg

4:00 PM

Light rain

84° 💧 None 💨 6 mph H 67%30.00 inHg

7:00 PM

Overcast

74° 💧 None 💨 4 mph H 96%30.06 inHg

10:00 PM

Moderate rain

72° 💧 None 💨 1 mph H 99%30.09 inHg

Wednesday

1:00 AM

Moderate rain

70° 💧 None 💨 3 mph H 99%30.12 inHg

4:00 AM

Light thunderstorms

70° 💧 None 💨 3 mph H 99%30.12 inHg

7:00 AM

Moderate rain

66° 💧 None 💨 7 mph H 97%30.18 inHg

10:00 AM

Light rain

69° 💧 None 💨 8 mph H 93%30.21 inHg

1:00 PM

Moderate rain

70° 💧 None 💨 8 mph H 92%30.21 inHg

4:00 PM

Light rain

69° 💧 None 💨 10 mph H 88%30.21 inHg

7:00 PM

Overcast

66° 💧 None 💨 9 mph H 83%30.24 inHg

10:00 PM

Clear night

63° 💧 None 💨 8 mph H 88%30.30 inHg

Thursday

1:00 AM

Mostly clear night

61° 💧 None 💨 8 mph H 88%30.30 inHg

7:00 AM

Moderate rain

64° 💧 None 💨 7 mph H 97%30.24 inHg

1:00 PM

Overcast

63° 💧 None 💨 8 mph H 95%30.30 inHg

7:00 PM

Partly cloudy night

74° 💧 None 💨 11 mph H 69%30.33 inHg

Friday

1:00 AM

Clear night

65° 💧 None 💨 8 mph H 78%30.30 inHg

7:00 AM

Mostly sunny

62° 💧 None 💨 6 mph H 93%30.30 inHg

1:00 PM

Overcast

57° 💧 None 💨 6 mph H 85%30.27 inHg

7:00 PM

Overcast night

66° 💧 None 💨 5 mph H 75%30.21 inHg

Saturday

1:00 AM

Light rain

63° 💧 None 💨 7 mph H 86%30.06 inHg

7:00 AM

Heavy rain

64° 💧 None 💨 9 mph H 96%29.97 inHg

1:00 PM

Light rain

64° 💧 None 💨 7 mph H 97%29.85 inHg

7:00 PM

Heavy rain

69° 💧 None 💨 4 mph H 98%29.71 inHg

Sunday

1:00 AM

Partly cloudy night

69° 💧 None 💨 8 mph H 85%29.80 inHg

7:00 AM

Mostly cloudy

64° 💧 None 💨 11 mph H 86%29.91 inHg

1:00 PM

Sunny

55° 💧 None 💨 9 mph H 74%30.03 inHg

7:00 PM

Mostly clear night

64° 💧 None 💨 11 mph H 53%30.09 inHg

Monday

1:00 AM

Clear night

58° 💧 None 💨 4 mph H 68%30.12 inHg

7:00 AM

Mostly sunny

54° 💧 None 💨 6 mph H 81%30.24 inHg

1:00 PM

Partly cloudy

51° 💧 None 💨 5 mph H 92%30.30 inHg

7:00 PM

Mostly cloudy night

60° 💧 None 💨 8 mph H 56%30.36 inHg

Tuesday

1:00 AM

Mostly cloudy night

53° 💧 None 💨 4 mph H 75%30.33 inHg

7:00 AM

Overcast

48° 💧 None 💨 6 mph H 82%30.33 inHg

1:00 PM

Overcast

46° 💧 None 💨 5 mph H 86%30.33 inHg

7:00 PM

Overcast night

61° 💧 None 💨 6 mph H 56%30.30 inHg

Wednesday

1:00 AM

Mostly cloudy night

55° 💧 None 💨 4 mph H 76%30.21 inHg

7:00 AM

Sunny

50° 💧 None 💨 6 mph H 89%30.21 inHg

1:00 PM

Sunny

47° 💧 None 💨 4 mph H 95%30.21 inHg

7:00 PM

Clear night

66° 💧 None 💨 2 mph H 61%30.18 inHg

Thursday

1:00 AM

Clear night

62° 💧 None 💨 2 mph H 78%30.15 inHg

7:00 AM

Sunny

55° 💧 None 💨 4 mph H 89%30.15 inHg

1:00 PM

Overcast

54° 💧 None 💨 4 mph H 92%30.21 inHg

7:00 PM

Clear night

76° 💧 None 💨 5 mph H 67%30.18 inHg

Friday

1:00 AM

Clear night

70° 💧 None 💨 3 mph H 78%30.15 inHg

7:00 AM

Mostly sunny

64° 💧 None 💨 5 mph H 89%30.18 inHg

1:00 PM

Sunny

61° 💧 None 💨 7 mph H 90%30.18 inHg

7:00 PM

Mostly clear night

79° 💧 None 💨 10 mph H 62%30.18 inHg

Saturday

1:00 AM

Clear night

72° 💧 None 💨 6 mph H 78%30.12 inHg

In New Lenox and, more broadly, across the state of Illinois: The afternoon will feature mostly cloudy skies with temperatures remaining mild to warm, ranging from 70 to 80 degrees Fahrenheit. Winds will be light, coming from the southeast at around 8 mph, with gusts reaching up to 20 mph. No precipitation is expected for the rest of the day, allowing for comfortable outdoor conditions. The weather should remain relatively stable through the evening, with temperatures gradually cooling but staying within the mild range. Overall, it’s a quiet day weather-wise, with no significant weather hazards anticipated.

15-Day Weather Outlook for New Lenox

TomorrowTomorrow

Mostly sunny 84°/65° 💧 None 💨 10 mph

Sunday, Sep 13Sun Sep 13

Light thunderstorms 79°/63° 💧 None 💨 10 mph

Monday, Sep 14Mon Sep 14

Overcast 70°/55° 💧 0.283 in 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Overcast 84°/66° 💧 0.000 in 💨 13 mph

Wednesday, Sep 16Wed Sep 16

Light thunderstorms 74°/66° 💧 1.597 in 💨 10 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 66°/61° 💧 0.207 in 💨 9 mph

Friday, Sep 18Fri Sep 18

Partly cloudy 74°/57° 💧 0.001 in 💨 11 mph

Saturday, Sep 19Sat Sep 19

Heavy rain 66°/63° 💧 1.996 in 💨 9 mph

Sunday, Sep 20Sun Sep 20

Heavy rain 69°/55° 💧 1.621 in 💨 11 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 64°/51° 💧 0.001 in 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Mostly cloudy 60°/46° 💧 0.007 in 💨 8 mph

Wednesday, Sep 23Wed Sep 23

Overcast 61°/47° 💧 None 💨 6 mph

Thursday, Sep 24Thu Sep 24

Overcast 66°/54° 💧 None 💨 4 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 76°/61° 💧 None 💨 7 mph

Saturday, Sep 26Sat Sep 26

Mostly sunny 79°/72° 💧 0.010 in 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in New Lenox

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for New Lenox

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

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

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

O₃ Ozone Fair 77,6µg/m³

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

NO₂ Nitrogen dioxide Good 1,4µg/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 New Lenox

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 🙂Fair

Tomorrow UV 6,7High 🙂Fair

Sunday UV 6,2High 🙂Fair

Monday UV 3,6Moderate 🙂Fair

Tuesday UV 7,0High 🙂Fair

Wednesday UV 5,0Moderate —Unavailable

Thursday UV 6,0High —Unavailable

Hourly UV index today

3:00 PMUV 4,5 4:00 PMUV 2,7 5:00 PMUV 1,2 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.

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.

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 Lenox

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · NEW LENOX, ILLINOIS

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: 8:43 PM–4:54 AM

☁ Cloud cover 1% 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 60° 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 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.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Forecast data for New Lenox were last refreshed today at 2:03 PM. The current forecast period extends through 13/09/2026 at 12:00 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.