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Current weather in Tonica is clear sky.

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This page shows hourly weather forecast for Tonica, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Tonica updated regularly?

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

Now · 2:19 PM

Tonica Weather & Hourly Forecast

United States · Illinois · 61370

92°F

Sunny

Feels like: 102°F

💧 Humidity 57% 🌡 Pressure 29.91 inHg 💨 Wind 10 mph 👁 Visibility 6.2 mi ☁ Clouds 3% ☀️ UV index 6.9 · High 🌅 Sunrise 6:25 AM 🌇 Sunset 7:25 PM

Hourly Forecast for Tonica

Today

3:00 PM

Sunny

92° 💧 None 💨 10 mph H 57%29.91 inHg

6:00 PM

Mostly sunny

93° 💧 None 💨 5 mph H 65%29.85 inHg

9:00 PM

Mostly cloudy night

82° 💧 None 💨 3 mph H 71%29.85 inHg

Tomorrow

12:00 AM

Mostly cloudy night

79° 💧 None 💨 6 mph H 71%29.88 inHg

3:00 AM

Mostly cloudy night

75° 💧 0.04 in 💨 2 mph H 72%29.85 inHg

6:00 AM

Mostly cloudy night

72° 💧 None 💨 10 mph H 89%29.91 inHg

9:00 AM

Mostly cloudy

82° 💧 None 💨 4 mph H 79%29.91 inHg

12:00 PM

Partly cloudy

88° 💧 None 💨 8 mph H 67%29.91 inHg

3:00 PM

Mostly cloudy

91° 💧 None 💨 8 mph H 65%29.91 inHg

6:00 PM

Partly cloudy

84° 💧 None 💨 14 mph H 83%29.91 inHg

9:00 PM

Clear night

71° 💧 None 💨 10 mph H 94%29.97 inHg

Sunday

12:00 AM

Clear night

66° 💧 None 💨 7 mph H 94%30.00 inHg

3:00 AM

Clear night

64° 💧 None 💨 7 mph H 95%30.00 inHg

6:00 AM

Clear night

63° 💧 None 💨 6 mph H 98%30.00 inHg

9:00 AM

Sunny

71° 💧 None 💨 10 mph H 77%30.06 inHg

12:00 PM

Mostly sunny

78° 💧 None 💨 11 mph H 60%30.06 inHg

Today

3:00 PM

Sunny

92° 💧 None 💨 10 mph H 57%29.91 inHg

4:00 PM

Sunny

92° 💧 None 💨 9 mph H 58%29.91 inHg

5:00 PM

Sunny

93° 💧 None 💨 7 mph H 60%29.88 inHg

6:00 PM

Mostly sunny

93° 💧 None 💨 5 mph H 65%29.85 inHg

7:00 PM

Mostly sunny

89° 💧 None 💨 3 mph H 69%29.85 inHg

8:00 PM

Overcast night

84° 💧 None 💨 1 mph H 71%29.83 inHg

9:00 PM

Mostly cloudy night

82° 💧 None 💨 3 mph H 71%29.85 inHg

10:00 PM

Overcast night

81° 💧 None 💨 5 mph H 71%29.85 inHg

11:00 PM

Mostly cloudy night

80° 💧 None 💨 6 mph H 72%29.88 inHg

Tomorrow

12:00 AM

Mostly cloudy night

79° 💧 None 💨 6 mph H 71%29.88 inHg

1:00 AM

Mostly cloudy night

78° 💧 None 💨 4 mph H 68%29.88 inHg

2:00 AM

Overcast night

77° 💧 None 💨 4 mph H 67%29.85 inHg

3:00 AM

Mostly cloudy night

75° 💧 None 💨 2 mph H 72%29.85 inHg

4:00 AM

Light rain

74° 💧 0.00 in 💨 8 mph H 75%29.85 inHg

5:00 AM

Light rain

73° 💧 0.03 in 💨 6 mph H 85%29.91 inHg

6:00 AM

Mostly cloudy night

72° 💧 None 💨 10 mph H 89%29.91 inHg

7:00 AM

Mostly cloudy

74° 💧 None 💨 5 mph H 91%29.88 inHg

8:00 AM

Mostly sunny

79° 💧 None 💨 5 mph H 87%29.91 inHg

9:00 AM

Mostly cloudy

82° 💧 None 💨 4 mph H 79%29.91 inHg

10:00 AM

Partly cloudy

84° 💧 None 💨 7 mph H 75%29.91 inHg

11:00 AM

Partly cloudy

87° 💧 None 💨 9 mph H 71%29.91 inHg

12:00 PM

Partly cloudy

88° 💧 None 💨 8 mph H 67%29.91 inHg

1:00 PM

Mostly cloudy

89° 💧 None 💨 9 mph H 65%29.91 inHg

2:00 PM

Overcast

91° 💧 None 💨 9 mph H 64%29.91 inHg

3:00 PM

Mostly cloudy

91° 💧 None 💨 8 mph H 65%29.91 inHg

4:00 PM

Mostly cloudy

91° 💧 None 💨 11 mph H 69%29.91 inHg

5:00 PM

Partly cloudy

89° 💧 None 💨 14 mph H 75%29.91 inHg

6:00 PM

Partly cloudy

84° 💧 None 💨 14 mph H 83%29.91 inHg

7:00 PM

Partly cloudy

79° 💧 None 💨 12 mph H 86%29.91 inHg

8:00 PM

Clear night

74° 💧 None 💨 10 mph H 91%29.94 inHg

9:00 PM

Clear night

71° 💧 None 💨 10 mph H 94%29.97 inHg

10:00 PM

Clear night

69° 💧 None 💨 8 mph H 96%29.97 inHg

11:00 PM

Clear night

67° 💧 None 💨 7 mph H 96%30.00 inHg

Sunday

12:00 AM

Clear night

66° 💧 None 💨 7 mph H 94%30.00 inHg

1:00 AM

Clear night

65° 💧 None 💨 7 mph H 92%30.00 inHg

2:00 AM

Clear night

64° 💧 None 💨 7 mph H 93%30.00 inHg

3:00 AM

Clear night

64° 💧 None 💨 7 mph H 95%30.00 inHg

4:00 AM

Clear night

64° 💧 None 💨 6 mph H 96%30.00 inHg

5:00 AM

Clear night

63° 💧 None 💨 6 mph H 97%30.00 inHg

6:00 AM

Clear night

63° 💧 None 💨 6 mph H 98%30.00 inHg

7:00 AM

Sunny

67° 💧 None 💨 6 mph H 97%30.03 inHg

8:00 AM

Sunny

68° 💧 None 💨 7 mph H 88%30.06 inHg

9:00 AM

Sunny

71° 💧 None 💨 10 mph H 77%30.06 inHg

10:00 AM

Sunny

74° 💧 None 💨 10 mph H 69%30.06 inHg

11:00 AM

Sunny

76° 💧 None 💨 11 mph H 64%30.09 inHg

12:00 PM

Mostly sunny

78° 💧 None 💨 11 mph H 60%30.06 inHg

1:00 PM

Partly cloudy

79° 💧 None 💨 11 mph H 57%30.06 inHg

2:00 PM

Mostly sunny

80° 💧 None 💨 10 mph H 56%30.06 inHg

3:00 PM

Mostly sunny

80° 💧 None 💨 11 mph H 55%30.06 inHg

4:00 PM

Sunny

79° 💧 None 💨 11 mph H 55%30.06 inHg

5:00 PM

Sunny

78° 💧 None 💨 9 mph H 60%30.06 inHg

6:00 PM

Sunny

75° 💧 None 💨 8 mph H 66%30.06 inHg

7:00 PM

Sunny

70° 💧 None 💨 8 mph H 73%30.06 inHg

8:00 PM

Clear night

67° 💧 None 💨 8 mph H 74%30.03 inHg

9:00 PM

Clear night

65° 💧 None 💨 8 mph H 78%30.06 inHg

10:00 PM

Clear night

64° 💧 None 💨 8 mph H 77%30.06 inHg

11:00 PM

Clear night

63° 💧 None 💨 7 mph H 79%30.09 inHg

Monday

12:00 AM

Clear night

62° 💧 None 💨 8 mph H 83%30.06 inHg

1:00 AM

Clear night

61° 💧 None 💨 7 mph H 87%30.09 inHg

2:00 AM

Partly cloudy night

60° 💧 None 💨 6 mph H 90%30.09 inHg

3:00 AM

Partly cloudy night

60° 💧 None 💨 5 mph H 91%30.09 inHg

4:00 AM

Partly cloudy night

60° 💧 None 💨 7 mph H 92%30.12 inHg

5:00 AM

Partly cloudy night

59° 💧 None 💨 7 mph H 92%30.12 inHg

6:00 AM

Partly cloudy night

59° 💧 None 💨 7 mph H 93%30.12 inHg

7:00 AM

Partly cloudy

59° 💧 None 💨 7 mph H 92%30.12 inHg

8:00 AM

Sunny

63° 💧 None 💨 7 mph H 83%30.12 inHg

9:00 AM

Mostly sunny

67° 💧 None 💨 9 mph H 73%30.15 inHg

10:00 AM

Mostly sunny

70° 💧 None 💨 10 mph H 64%30.12 inHg

11:00 AM

Sunny

73° 💧 None 💨 10 mph H 57%30.12 inHg

12:00 PM

Sunny

76° 💧 None 💨 11 mph H 53%30.12 inHg

1:00 PM

Mostly sunny

78° 💧 None 💨 10 mph H 50%30.12 inHg

2:00 PM

Mostly sunny

79° 💧 None 💨 10 mph H 48%30.09 inHg

3:00 PM

Mostly sunny

79° 💧 None 💨 9 mph H 47%30.09 inHg

4:00 PM

Mostly sunny

79° 💧 None 💨 9 mph H 47%30.06 inHg

5:00 PM

Mostly sunny

79° 💧 None 💨 7 mph H 55%30.06 inHg

6:00 PM

Mostly sunny

76° 💧 None 💨 6 mph H 65%30.06 inHg

7:00 PM

Mostly sunny

70° 💧 None 💨 7 mph H 74%30.09 inHg

8:00 PM

Partly cloudy night

67° 💧 None 💨 8 mph H 77%30.09 inHg

9:00 PM

Mostly clear night

65° 💧 None 💨 7 mph H 78%30.09 inHg

10:00 PM

Mostly cloudy night

64° 💧 None 💨 8 mph H 78%30.09 inHg

11:00 PM

Mostly cloudy night

63° 💧 None 💨 8 mph H 84%30.09 inHg

Tuesday

12:00 AM

Mostly cloudy night

62° 💧 None 💨 8 mph H 90%30.06 inHg

1:00 AM

Mostly cloudy night

61° 💧 None 💨 9 mph H 92%30.06 inHg

2:00 AM

Mostly cloudy night

60° 💧 None 💨 6 mph H 94%30.06 inHg

3:00 AM

Mostly cloudy night

60° 💧 None 💨 8 mph H 94%30.06 inHg

4:00 AM

Mostly cloudy night

60° 💧 None 💨 8 mph H 95%30.06 inHg

5:00 AM

Mostly cloudy night

60° 💧 None 💨 7 mph H 95%30.06 inHg

6:00 AM

Mostly cloudy night

60° 💧 None 💨 6 mph H 95%30.06 inHg

7:00 AM

Mostly cloudy

61° 💧 None 💨 7 mph H 92%30.06 inHg

8:00 AM

Overcast

64° 💧 None 💨 7 mph H 85%30.06 inHg

9:00 AM

Mostly cloudy

70° 💧 None 💨 9 mph H 72%30.06 inHg

10:00 AM

Partly cloudy

75° 💧 None 💨 9 mph H 63%30.06 inHg

11:00 AM

Partly cloudy

79° 💧 None 💨 10 mph H 55%30.06 inHg

12:00 PM

Partly cloudy

83° 💧 None 💨 11 mph H 48%30.03 inHg

1:00 PM

Mostly cloudy

85° 💧 None 💨 11 mph H 42%30.00 inHg

2:00 PM

Overcast

88° 💧 None 💨 11 mph H 39%29.97 inHg

In Tonica and, more broadly, across the state of Illinois: As the afternoon transitions into the evening, temperatures will remain quite hot, ranging from the mid-80s to near 95 degrees Fahrenheit. The sky will feature a mix of sun and clouds, providing some brief relief from the intense heat. Winds will be moderate, coming in from the northwest at around 10 mph, with gusts reaching up to 14 mph. No rain is expected during this period, so dry conditions will persist into the evening hours. It’s advisable to stay hydrated and wear appropriate sun protection if you plan to be outdoors. The weather will stay warm and relatively breezy through the evening, with no significant changes expected.

15-Day Weather Outlook for Tonica

TomorrowTomorrow

Light rain 90°/67° 💧 0.04 in 💨 14 mph

Sunday, Sep 6Sun Sep 6

Mostly sunny 78°/62° 💧 None 💨 11 mph

Monday, Sep 7Mon Sep 7

Mostly sunny 78°/58° 💧 None 💨 11 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 91°/61° 💧 None 💨 15 mph

Wednesday, Sep 9Wed Sep 9

Light rain 85°/66° 💧 0.01 in 💨 17 mph

Thursday, Sep 10Thu Sep 10

Overcast 71°/57° 💧 None 💨 7 mph

Friday, Sep 11Fri Sep 11

Light rain 63°/59° 💧 0.05 in 💨 9 mph

Saturday, Sep 12Sat Sep 12

Light rain 71°/59° 💧 0.05 in 💨 9 mph

Sunday, Sep 13Sun Sep 13

Light rain 80°/57° 💧 0.00 in 💨 15 mph

Monday, Sep 14Mon Sep 14

Sunny 68°/47° 💧 None 💨 8 mph

Tuesday, Sep 15Tue Sep 15

Light rain 71°/48° 💧 0.07 in 💨 20 mph

Wednesday, Sep 16Wed Sep 16

Light rain 81°/63° 💧 0.00 in 💨 10 mph

Thursday, Sep 17Thu Sep 17

Overcast 77°/61° 💧 None 💨 9 mph

Friday, Sep 18Fri Sep 18

Sunny 66°/46° 💧 None 💨 12 mph

Saturday, Sep 19Sat Sep 19

Mostly sunny 67°/45° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Tonica

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Tonica

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 3:00 PM

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

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

O₃ Ozone Fair 75,4µg/m³

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

NO₂ Nitrogen dioxide Good 0,6µg/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 Tonica

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 7,5High 🙂Fair

Tomorrow UV 7,4High 🙂Fair

Sunday UV 7,5High 🙂Fair

Monday UV 6,0High 😐Moderate

Tuesday UV 8,0Very high 😐Moderate

Wednesday UV 7,0High —Unavailable

Thursday UV 5,0Moderate —Unavailable

Hourly UV index today

3:00 PMUV 5,3 4:00 PMUV 3,3 5:00 PMUV 1,6 6:00 PMUV 0,5 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.

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 Tonica

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.57 Population: 717

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Forecast data for Tonica were last refreshed today at 2:19 PM. The current forecast period extends through 06/09/2026 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.