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Current weather in Allendale is clear sky.

Where can I find the hourly weather forecast for Allendale?

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

Is the weather forecast for Allendale updated regularly?

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

Now · 4:09 AM

Allendale Weather & Hourly Forecast

United States · Illinois · 62410

75°F

Clear night

Feels like: 76°F

💧 Humidity 86% 🌡 Pressure 30.00 inHg 💨 Wind 5 mph 👁 Visibility 6.2 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:22 AM 🌇 Sunset 7:18 PM

Hourly Forecast for Allendale

Today

5:00 AM

Clear night

75° 💧 None 💨 5 mph H 86%30.00 inHg

8:00 AM

Sunny

79° 💧 None 💨 5 mph H 72%30.03 inHg

11:00 AM

Sunny

93° 💧 None 💨 8 mph H 39%30.00 inHg

2:00 PM

Sunny

98° 💧 None 💨 9 mph H 30%29.94 inHg

5:00 PM

Mostly cloudy

98° 💧 None 💨 7 mph H 35%29.88 inHg

8:00 PM

Overcast night

87° 💧 None 💨 6 mph H 41%29.91 inHg

11:00 PM

Overcast night

81° 💧 None 💨 8 mph H 45%29.91 inHg

Tomorrow

2:00 AM

Clear night

77° 💧 None 💨 8 mph H 64%29.91 inHg

5:00 AM

Clear night

76° 💧 None 💨 7 mph H 61%29.91 inHg

8:00 AM

Mostly sunny

82° 💧 None 💨 8 mph H 57%29.97 inHg

11:00 AM

Sunny

96° 💧 None 💨 10 mph H 35%29.97 inHg

2:00 PM

Sunny

101° 💧 None 💨 7 mph H 27%29.88 inHg

5:00 PM

Mostly cloudy

99° 💧 None 💨 7 mph H 39%29.85 inHg

8:00 PM

Mostly clear night

90° 💧 None 💨 5 mph H 40%29.88 inHg

11:00 PM

Mostly cloudy night

87° 💧 None 💨 6 mph H 43%29.88 inHg

Saturday

2:00 AM

Overcast night

82° 💧 None 💨 6 mph H 51%29.88 inHg

Today

5:00 AM

Clear night

75° 💧 None 💨 5 mph H 86%30.00 inHg

6:00 AM

Clear night

75° 💧 None 💨 5 mph H 84%30.00 inHg

7:00 AM

Sunny

75° 💧 None 💨 5 mph H 80%30.00 inHg

8:00 AM

Sunny

79° 💧 None 💨 5 mph H 72%30.03 inHg

9:00 AM

Sunny

84° 💧 None 💨 6 mph H 59%30.03 inHg

10:00 AM

Sunny

90° 💧 None 💨 7 mph H 44%30.03 inHg

11:00 AM

Sunny

93° 💧 None 💨 8 mph H 39%30.00 inHg

12:00 PM

Sunny

96° 💧 None 💨 8 mph H 35%30.00 inHg

1:00 PM

Sunny

97° 💧 None 💨 8 mph H 32%29.97 inHg

2:00 PM

Sunny

98° 💧 None 💨 9 mph H 30%29.94 inHg

3:00 PM

Partly cloudy

99° 💧 None 💨 12 mph H 30%29.91 inHg

4:00 PM

Mostly cloudy

99° 💧 None 💨 11 mph H 32%29.91 inHg

5:00 PM

Mostly cloudy

98° 💧 None 💨 7 mph H 35%29.88 inHg

6:00 PM

Mostly cloudy

95° 💧 None 💨 5 mph H 37%29.88 inHg

7:00 PM

Mostly cloudy

90° 💧 None 💨 4 mph H 38%29.88 inHg

8:00 PM

Overcast night

87° 💧 None 💨 6 mph H 41%29.91 inHg

9:00 PM

Overcast night

84° 💧 None 💨 7 mph H 43%29.91 inHg

10:00 PM

Overcast night

82° 💧 None 💨 7 mph H 44%29.91 inHg

11:00 PM

Overcast night

81° 💧 None 💨 8 mph H 45%29.91 inHg

Tomorrow

12:00 AM

Overcast night

80° 💧 None 💨 8 mph H 52%29.91 inHg

1:00 AM

Mostly cloudy night

78° 💧 None 💨 8 mph H 61%29.91 inHg

2:00 AM

Clear night

77° 💧 None 💨 8 mph H 64%29.91 inHg

3:00 AM

Clear night

76° 💧 None 💨 8 mph H 63%29.91 inHg

4:00 AM

Clear night

76° 💧 None 💨 8 mph H 62%29.91 inHg

5:00 AM

Clear night

76° 💧 None 💨 7 mph H 61%29.91 inHg

6:00 AM

Clear night

75° 💧 None 💨 7 mph H 62%29.94 inHg

7:00 AM

Sunny

77° 💧 None 💨 7 mph H 63%29.94 inHg

8:00 AM

Mostly sunny

82° 💧 None 💨 8 mph H 57%29.97 inHg

9:00 AM

Sunny

88° 💧 None 💨 9 mph H 47%29.97 inHg

10:00 AM

Sunny

92° 💧 None 💨 10 mph H 40%29.97 inHg

11:00 AM

Sunny

96° 💧 None 💨 10 mph H 35%29.97 inHg

12:00 PM

Sunny

98° 💧 None 💨 9 mph H 31%29.94 inHg

1:00 PM

Sunny

100° 💧 None 💨 8 mph H 29%29.91 inHg

2:00 PM

Sunny

101° 💧 None 💨 7 mph H 27%29.88 inHg

3:00 PM

Partly cloudy

101° 💧 None 💨 6 mph H 26%29.85 inHg

4:00 PM

Mostly cloudy

101° 💧 None 💨 2 mph H 36%29.85 inHg

5:00 PM

Mostly cloudy

99° 💧 None 💨 7 mph H 39%29.85 inHg

6:00 PM

Mostly cloudy

96° 💧 None 💨 7 mph H 37%29.85 inHg

7:00 PM

Mostly cloudy

90° 💧 None 💨 4 mph H 37%29.85 inHg

8:00 PM

Mostly clear night

90° 💧 None 💨 5 mph H 40%29.88 inHg

9:00 PM

Partly cloudy night

88° 💧 None 💨 6 mph H 43%29.88 inHg

10:00 PM

Partly cloudy night

88° 💧 None 💨 5 mph H 43%29.88 inHg

11:00 PM

Mostly cloudy night

87° 💧 None 💨 6 mph H 43%29.88 inHg

Saturday

12:00 AM

Mostly cloudy night

86° 💧 None 💨 5 mph H 45%29.91 inHg

1:00 AM

Mostly cloudy night

83° 💧 None 💨 6 mph H 50%29.91 inHg

2:00 AM

Overcast night

82° 💧 None 💨 6 mph H 51%29.88 inHg

3:00 AM

Overcast night

81° 💧 None 💨 7 mph H 53%29.88 inHg

4:00 AM

Overcast night

80° 💧 None 💨 8 mph H 57%29.88 inHg

5:00 AM

Mostly cloudy night

78° 💧 None 💨 8 mph H 63%29.88 inHg

6:00 AM

Mostly cloudy night

77° 💧 None 💨 8 mph H 67%29.88 inHg

7:00 AM

Mostly cloudy

77° 💧 None 💨 8 mph H 69%29.88 inHg

8:00 AM

Overcast

79° 💧 None 💨 8 mph H 64%29.88 inHg

9:00 AM

Mostly cloudy

87° 💧 None 💨 8 mph H 49%29.91 inHg

10:00 AM

Partly cloudy

92° 💧 None 💨 6 mph H 41%29.91 inHg

11:00 AM

Mostly cloudy

96° 💧 None 💨 6 mph H 36%29.88 inHg

12:00 PM

Mostly cloudy

100° 💧 None 💨 7 mph H 31%29.88 inHg

1:00 PM

Mostly cloudy

103° 💧 None 💨 9 mph H 28%29.85 inHg

2:00 PM

Sunny

103° 💧 None 💨 10 mph H 26%29.83 inHg

3:00 PM

Sunny

104° 💧 None 💨 10 mph H 25%29.80 inHg

4:00 PM

Sunny

104° 💧 None 💨 13 mph H 24%29.77 inHg

5:00 PM

Sunny

103° 💧 None 💨 14 mph H 25%29.77 inHg

6:00 PM

Sunny

100° 💧 None 💨 10 mph H 29%29.80 inHg

7:00 PM

Sunny

94° 💧 None 💨 7 mph H 36%29.77 inHg

8:00 PM

Clear night

89° 💧 None 💨 11 mph H 44%29.80 inHg

9:00 PM

Clear night

81° 💧 None 💨 12 mph H 59%29.85 inHg

10:00 PM

Light rain

77° 💧 0.01 in 💨 7 mph H 69%29.85 inHg

11:00 PM

Clear night

75° 💧 None 💨 5 mph H 73%29.85 inHg

Sunday

12:00 AM

Clear night

74° 💧 None 💨 4 mph H 78%29.88 inHg

1:00 AM

Clear night

72° 💧 None 💨 7 mph H 84%29.88 inHg

2:00 AM

Clear night

71° 💧 None 💨 7 mph H 89%29.88 inHg

3:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 93%29.88 inHg

4:00 AM

Mostly clear night

70° 💧 None 💨 7 mph H 97%29.88 inHg

5:00 AM

Mostly clear night

70° 💧 None 💨 8 mph H 97%29.88 inHg

6:00 AM

Mostly clear night

69° 💧 None 💨 8 mph H 97%29.91 inHg

7:00 AM

Mostly sunny

70° 💧 None 💨 8 mph H 98%29.91 inHg

8:00 AM

Partly cloudy

73° 💧 None 💨 11 mph H 87%29.94 inHg

9:00 AM

Partly cloudy

77° 💧 None 💨 12 mph H 77%29.94 inHg

10:00 AM

Partly cloudy

81° 💧 None 💨 12 mph H 68%29.97 inHg

11:00 AM

Partly cloudy

84° 💧 None 💨 11 mph H 61%29.97 inHg

12:00 PM

Partly cloudy

86° 💧 None 💨 11 mph H 55%29.94 inHg

1:00 PM

Partly cloudy

90° 💧 None 💨 10 mph H 47%29.91 inHg

2:00 PM

Sunny

92° 💧 None 💨 10 mph H 40%29.91 inHg

3:00 PM

Sunny

93° 💧 None 💨 12 mph H 36%29.91 inHg

4:00 PM

Sunny

93° 💧 None 💨 13 mph H 35%29.88 inHg

5:00 PM

Sunny

91° 💧 None 💨 14 mph H 35%29.91 inHg

6:00 PM

Sunny

88° 💧 None 💨 15 mph H 35%29.91 inHg

7:00 PM

Sunny

83° 💧 None 💨 15 mph H 37%29.94 inHg

8:00 PM

Clear night

78° 💧 None 💨 15 mph H 43%29.97 inHg

9:00 PM

Partly cloudy night

74° 💧 None 💨 14 mph H 52%29.97 inHg

10:00 PM

Partly cloudy night

71° 💧 None 💨 13 mph H 59%30.00 inHg

11:00 PM

Mostly clear night

69° 💧 None 💨 11 mph H 65%30.00 inHg

Monday

12:00 AM

Mostly clear night

66° 💧 None 💨 9 mph H 74%30.00 inHg

1:00 AM

Mostly clear night

64° 💧 None 💨 8 mph H 81%30.00 inHg

2:00 AM

Clear night

62° 💧 None 💨 8 mph H 84%30.00 inHg

3:00 AM

Clear night

62° 💧 None 💨 8 mph H 86%30.03 inHg

4:00 AM

Mostly clear night

61° 💧 None 💨 7 mph H 87%30.03 inHg

In Allendale and, more broadly, across the state of Illinois: This evening will feature a mix of sun and clouds with temperatures remaining hot, ranging from 89 to 91 degrees Fahrenheit. Winds will be light, coming from the south at around 8 mph, with occasional gusts reaching up to 23 mph. No precipitation is expected during the next few hours, so the weather will stay dry. The slight breeze may provide some relief from the heat, but residents should still prepare for warm conditions as the night progresses. Humidity levels are expected to remain steady, contributing to the warm and muggy feel in the air. Overall, it will be a warm and partly cloudy evening with minimal wind activity.

15-Day Weather Outlook for Allendale

TomorrowTomorrow

Sunny 101°/75° 💧 None 💨 10 mph

Saturday, Sep 5Sat Sep 5

Light rain 104°/75° 💧 0.01 in 💨 14 mph

Sunday, Sep 6Sun Sep 6

Partly cloudy 93°/70° 💧 None 💨 15 mph

Monday, Sep 7Mon Sep 7

Mostly cloudy 92°/61° 💧 None 💨 9 mph

Tuesday, Sep 8Tue Sep 8

Overcast 100°/68° 💧 None 💨 12 mph

Wednesday, Sep 9Wed Sep 9

Light rain 108°/79° 💧 0.01 in 💨 16 mph

Thursday, Sep 10Thu Sep 10

Light rain 105°/74° 💧 0.21 in 💨 14 mph

Friday, Sep 11Fri Sep 11

Light rain 100°/74° 💧 0.17 in 💨 8 mph

Saturday, Sep 12Sat Sep 12

Mostly sunny 102°/78° 💧 None 💨 10 mph

Sunday, Sep 13Sun Sep 13

Sunny 102°/77° 💧 None 💨 20 mph

Monday, Sep 14Mon Sep 14

Light rain 79°/70° 💧 0.23 in 💨 15 mph

Tuesday, Sep 15Tue Sep 15

Light rain 95°/69° 💧 0.01 in 💨 13 mph

Wednesday, Sep 16Wed Sep 16

Light rain 101°/73° 💧 0.02 in 💨 14 mph

Thursday, Sep 17Thu Sep 17

Light rain 101°/77° 💧 0.07 in 💨 10 mph

Friday, Sep 18Fri Sep 18

Light rain 87°/71° 💧 0.10 in 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Allendale

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Allendale

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 5:00 AM

PM2.5 Fine particles Good 8,3µg/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 10,8µg/m³

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

O₃ Ozone Good 23,7µg/m³

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

NO₂ Nitrogen dioxide Good 5,4µg/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 Allendale

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 8,6Very high 😊Good

Tomorrow UV 8,3Very high 😐Moderate

Saturday UV 6,8High 😐Moderate

Sunday UV 7,7High 🙂Fair

Monday UV 8,0Very high 🙂Fair

Tuesday UV 8,0Very high —Unavailable

Wednesday UV 9,0Very high —Unavailable

Hourly UV index today

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

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.

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.

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 Allendale

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.66 Population: 499

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Forecast data for Allendale were last refreshed today at 4:09 AM. The current forecast period extends through 05/09/2026 at 2:00 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.