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Current weather in Hannibal is clear sky.

Where can I find the hourly weather forecast for Hannibal?

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

Is the weather forecast for Hannibal updated regularly?

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

Now · 11:47 AM

Hannibal Weather & Hourly Forecast

United States · Missouri · 63401

92°F

Sunny

Feels like: 99°F

💧 Humidity 52% 🌡 Pressure 29.94 inHg 💨 Wind 10 mph 👁 Visibility 6.2 mi ☁ Clouds 4% ☀️ UV index 5.7 · Moderate 🌅 Sunrise 6:36 AM 🌇 Sunset 7:33 PM

Hourly Forecast for Hannibal

Today

12:00 PM

Sunny

92° 💧 None 💨 10 mph H 52%29.94 inHg

3:00 PM

Sunny

96° 💧 None 💨 11 mph H 38%29.88 inHg

6:00 PM

Sunny

98° 💧 None 💨 10 mph H 23%29.80 inHg

9:00 PM

Clear night

86° 💧 None 💨 7 mph H 35%29.83 inHg

Tomorrow

12:00 AM

Clear night

82° 💧 None 💨 11 mph H 47%29.88 inHg

3:00 AM

Mostly cloudy night

81° 💧 None 💨 11 mph H 51%29.85 inHg

6:00 AM

Mostly cloudy night

76° 💧 0.00 in 💨 6 mph H 61%29.88 inHg

9:00 AM

Light rain

82° 💧 0.01 in 💨 5 mph H 53%29.91 inHg

12:00 PM

Mostly cloudy

96° 💧 None 💨 7 mph H 26%29.88 inHg

3:00 PM

Overcast

101° 💧 None 💨 8 mph H 20%29.83 inHg

6:00 PM

Light rain

93° 💧 0.02 in 💨 7 mph H 31%29.80 inHg

9:00 PM

Mostly cloudy night

77° 💧 0.01 in 💨 8 mph H 63%29.91 inHg

Sunday

12:00 AM

Partly cloudy night

75° 💧 None 💨 12 mph H 82%29.94 inHg

3:00 AM

Clear night

71° 💧 None 💨 7 mph H 96%29.94 inHg

6:00 AM

Mostly clear night

68° 💧 None 💨 6 mph H 97%29.97 inHg

9:00 AM

Mostly cloudy

76° 💧 None 💨 9 mph H 72%30.03 inHg

Today

12:00 PM

Sunny

92° 💧 None 💨 10 mph H 52%29.94 inHg

1:00 PM

Sunny

92° 💧 None 💨 10 mph H 49%29.94 inHg

2:00 PM

Sunny

94° 💧 None 💨 11 mph H 44%29.91 inHg

3:00 PM

Sunny

96° 💧 None 💨 11 mph H 38%29.88 inHg

4:00 PM

Sunny

98° 💧 None 💨 11 mph H 32%29.85 inHg

5:00 PM

Sunny

100° 💧 None 💨 10 mph H 22%29.83 inHg

6:00 PM

Sunny

98° 💧 None 💨 10 mph H 23%29.80 inHg

7:00 PM

Sunny

93° 💧 None 💨 9 mph H 26%29.83 inHg

8:00 PM

Clear night

89° 💧 None 💨 8 mph H 32%29.83 inHg

9:00 PM

Clear night

86° 💧 None 💨 7 mph H 35%29.83 inHg

10:00 PM

Clear night

86° 💧 None 💨 7 mph H 38%29.85 inHg

11:00 PM

Clear night

84° 💧 None 💨 8 mph H 43%29.85 inHg

Tomorrow

12:00 AM

Clear night

82° 💧 None 💨 11 mph H 47%29.88 inHg

1:00 AM

Mostly clear night

83° 💧 None 💨 11 mph H 47%29.85 inHg

2:00 AM

Mostly cloudy night

82° 💧 None 💨 11 mph H 50%29.85 inHg

3:00 AM

Mostly cloudy night

81° 💧 None 💨 11 mph H 51%29.85 inHg

4:00 AM

Mostly cloudy night

80° 💧 None 💨 9 mph H 55%29.85 inHg

5:00 AM

Mostly cloudy night

78° 💧 None 💨 6 mph H 58%29.85 inHg

6:00 AM

Mostly cloudy night

76° 💧 None 💨 6 mph H 61%29.88 inHg

7:00 AM

Mostly cloudy

76° 💧 None 💨 3 mph H 62%29.88 inHg

8:00 AM

Light rain

78° 💧 0.00 in 💨 3 mph H 59%29.91 inHg

9:00 AM

Light rain

82° 💧 0.01 in 💨 5 mph H 53%29.91 inHg

10:00 AM

Partly cloudy

87° 💧 None 💨 7 mph H 41%29.91 inHg

11:00 AM

Partly cloudy

92° 💧 None 💨 6 mph H 31%29.88 inHg

12:00 PM

Mostly cloudy

96° 💧 None 💨 7 mph H 26%29.88 inHg

1:00 PM

Mostly cloudy

98° 💧 None 💨 8 mph H 23%29.85 inHg

2:00 PM

Overcast

100° 💧 None 💨 8 mph H 21%29.83 inHg

3:00 PM

Overcast

101° 💧 None 💨 8 mph H 20%29.83 inHg

4:00 PM

Overcast

101° 💧 None 💨 9 mph H 20%29.80 inHg

5:00 PM

Overcast

99° 💧 None 💨 16 mph H 21%29.77 inHg

6:00 PM

Light rain

93° 💧 0.01 in 💨 7 mph H 31%29.80 inHg

7:00 PM

Light rain

82° 💧 0.01 in 💨 2 mph H 51%29.83 inHg

8:00 PM

Mostly cloudy night

80° 💧 None 💨 4 mph H 56%29.85 inHg

9:00 PM

Mostly cloudy night

77° 💧 None 💨 8 mph H 63%29.91 inHg

10:00 PM

Partly cloudy night

79° 💧 None 💨 11 mph H 66%29.91 inHg

11:00 PM

Light rain

78° 💧 0.01 in 💨 12 mph H 71%29.94 inHg

Sunday

12:00 AM

Partly cloudy night

75° 💧 None 💨 12 mph H 82%29.94 inHg

1:00 AM

Partly cloudy night

73° 💧 None 💨 11 mph H 90%29.94 inHg

2:00 AM

Clear night

73° 💧 None 💨 9 mph H 93%29.94 inHg

3:00 AM

Clear night

71° 💧 None 💨 7 mph H 96%29.94 inHg

4:00 AM

Clear night

70° 💧 None 💨 7 mph H 97%29.94 inHg

5:00 AM

Mostly clear night

69° 💧 None 💨 6 mph H 97%29.97 inHg

6:00 AM

Mostly clear night

68° 💧 None 💨 6 mph H 97%29.97 inHg

7:00 AM

Mostly sunny

67° 💧 None 💨 6 mph H 97%30.00 inHg

8:00 AM

Partly cloudy

71° 💧 None 💨 8 mph H 87%30.03 inHg

9:00 AM

Mostly cloudy

76° 💧 None 💨 9 mph H 72%30.03 inHg

10:00 AM

Mostly cloudy

81° 💧 None 💨 10 mph H 57%30.03 inHg

11:00 AM

Mostly cloudy

86° 💧 None 💨 11 mph H 44%30.03 inHg

12:00 PM

Mostly cloudy

91° 💧 None 💨 10 mph H 35%30.00 inHg

1:00 PM

Mostly cloudy

94° 💧 None 💨 10 mph H 29%29.97 inHg

2:00 PM

Overcast

97° 💧 None 💨 9 mph H 25%29.94 inHg

3:00 PM

Overcast

98° 💧 None 💨 9 mph H 24%29.94 inHg

4:00 PM

Overcast

98° 💧 None 💨 11 mph H 23%29.91 inHg

5:00 PM

Overcast

97° 💧 None 💨 13 mph H 23%29.91 inHg

6:00 PM

Overcast

94° 💧 None 💨 13 mph H 25%29.91 inHg

7:00 PM

Overcast

90° 💧 None 💨 14 mph H 28%29.91 inHg

8:00 PM

Overcast night

85° 💧 None 💨 14 mph H 31%29.94 inHg

9:00 PM

Mostly cloudy night

80° 💧 None 💨 16 mph H 35%29.97 inHg

10:00 PM

Overcast night

76° 💧 None 💨 13 mph H 44%30.00 inHg

11:00 PM

Mostly cloudy night

72° 💧 None 💨 10 mph H 53%30.03 inHg

Monday

12:00 AM

Mostly cloudy night

70° 💧 None 💨 11 mph H 59%30.03 inHg

1:00 AM

Mostly cloudy night

68° 💧 None 💨 8 mph H 62%30.03 inHg

2:00 AM

Overcast night

66° 💧 None 💨 4 mph H 68%30.06 inHg

3:00 AM

Overcast night

65° 💧 None 💨 8 mph H 71%30.06 inHg

4:00 AM

Overcast night

64° 💧 None 💨 9 mph H 76%30.06 inHg

5:00 AM

Overcast night

64° 💧 None 💨 11 mph H 78%30.06 inHg

6:00 AM

Overcast night

65° 💧 None 💨 10 mph H 77%30.06 inHg

7:00 AM

Overcast

65° 💧 None 💨 7 mph H 77%30.06 inHg

8:00 AM

Overcast

67° 💧 None 💨 7 mph H 72%30.09 inHg

9:00 AM

Overcast

71° 💧 None 💨 9 mph H 62%30.09 inHg

10:00 AM

Mostly cloudy

77° 💧 None 💨 10 mph H 47%30.09 inHg

11:00 AM

Mostly cloudy

80° 💧 None 💨 9 mph H 39%30.09 inHg

12:00 PM

Overcast

80° 💧 None 💨 6 mph H 37%30.06 inHg

1:00 PM

Overcast

81° 💧 None 💨 6 mph H 34%30.06 inHg

2:00 PM

Overcast

83° 💧 None 💨 5 mph H 31%30.03 inHg

3:00 PM

Overcast

85° 💧 None 💨 6 mph H 27%30.03 inHg

4:00 PM

Overcast

89° 💧 None 💨 7 mph H 23%30.00 inHg

5:00 PM

Mostly cloudy

91° 💧 None 💨 7 mph H 21%29.97 inHg

6:00 PM

Mostly cloudy

90° 💧 None 💨 8 mph H 22%29.97 inHg

7:00 PM

Mostly cloudy

85° 💧 None 💨 5 mph H 26%29.97 inHg

8:00 PM

Mostly cloudy night

79° 💧 None 💨 5 mph H 31%29.97 inHg

9:00 PM

Partly cloudy night

76° 💧 None 💨 8 mph H 34%30.00 inHg

10:00 PM

Partly cloudy night

74° 💧 None 💨 8 mph H 39%30.00 inHg

11:00 PM

Partly cloudy night

73° 💧 None 💨 7 mph H 41%30.00 inHg

Tuesday

12:00 AM

Partly cloudy night

72° 💧 None 💨 8 mph H 42%30.00 inHg

1:00 AM

Partly cloudy night

70° 💧 None 💨 7 mph H 45%30.00 inHg

2:00 AM

Mostly cloudy night

69° 💧 None 💨 7 mph H 46%30.00 inHg

3:00 AM

Mostly cloudy night

68° 💧 None 💨 8 mph H 48%30.00 inHg

4:00 AM

Mostly cloudy night

68° 💧 None 💨 7 mph H 49%30.00 inHg

5:00 AM

Partly cloudy night

67° 💧 None 💨 8 mph H 51%30.00 inHg

6:00 AM

Partly cloudy night

67° 💧 None 💨 8 mph H 53%30.03 inHg

7:00 AM

Partly cloudy

67° 💧 None 💨 8 mph H 53%30.03 inHg

8:00 AM

Sunny

73° 💧 None 💨 10 mph H 43%30.03 inHg

9:00 AM

Sunny

82° 💧 None 💨 12 mph H 31%30.03 inHg

10:00 AM

Mostly sunny

89° 💧 None 💨 13 mph H 24%30.03 inHg

11:00 AM

Mostly sunny

95° 💧 None 💨 13 mph H 21%30.00 inHg

In Hannibal and, more broadly, across the state of Missouri: The rest of the day will feature clear skies and very hot temperatures, with highs ranging from 84 to 97 degrees Fahrenheit. Winds will be moderate, coming from the south at around 11 mph, with gusts reaching up to 27 mph. Conditions are expected to remain dry, with no precipitation forecasted. It will be a warm afternoon, so residents should stay hydrated and take precautions against the heat. The breeze may bring some relief at times, but temperatures will stay high throughout the afternoon. As always, be mindful of the sun's intensity and ensure proper sun protection if outdoors. The evening is likely to stay clear and warm, with temperatures gradually cooling but remaining quite warm overnight.

15-Day Weather Outlook for Hannibal

TomorrowTomorrow

Light rain 101°/76° 💧 0.04 in 💨 16 mph

Sunday, Sep 6Sun Sep 6

Mostly cloudy 98°/67° 💧 None 💨 16 mph

Monday, Sep 7Mon Sep 7

Overcast 89°/64° 💧 None 💨 11 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 106°/67° 💧 None 💨 18 mph

Wednesday, Sep 9Wed Sep 9

Mostly cloudy 94°/74° 💧 None 💨 16 mph

Thursday, Sep 10Thu Sep 10

Overcast 93°/67° 💧 None 💨 12 mph

Friday, Sep 11Fri Sep 11

Moderate rain 68°/62° 💧 0.79 in 💨 16 mph

Saturday, Sep 12Sat Sep 12

Light rain 78°/65° 💧 0.18 in 💨 10 mph

Sunday, Sep 13Sun Sep 13

Light rain 81°/57° 💧 0.11 in 💨 16 mph

Monday, Sep 14Mon Sep 14

Sunny 76°/49° 💧 None 💨 9 mph

Tuesday, Sep 15Tue Sep 15

Heavy rain 84°/55° 💧 1.24 in 💨 25 mph

Wednesday, Sep 16Wed Sep 16

Light rain 88°/68° 💧 0.06 in 💨 12 mph

Thursday, Sep 17Thu Sep 17

Light rain 76°/66° 💧 0.10 in 💨 10 mph

Friday, Sep 18Fri Sep 18

Mostly sunny 68°/51° 💧 None 💨 13 mph

Saturday, Sep 19Sat Sep 19

Sunny 70°/46° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Hannibal

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Hannibal

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 12:00 PM

PM2.5 Fine particles Good 1,7µg/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 2,1µg/m³

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

O₃ Ozone Fair 63,6µg/m³

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

NO₂ Nitrogen dioxide Good 0,4µg/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 Hannibal

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 8,3Very high 🙂Fair

Tomorrow UV 7,6High 🙂Fair

Sunday UV 7,4High 🙂Fair

Monday UV 8,0Very high 😐Moderate

Tuesday UV 10,0Very high 🙂Fair

Wednesday UV 7,0High —Unavailable

Thursday UV 8,0Very high —Unavailable

Hourly UV index today

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

Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

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 Hannibal

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 4.46 Population: 16,771

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Forecast data for Hannibal were last refreshed today at 11:47 AM. The current forecast period extends through 06/09/2026 at 9:00 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.