What is the weather in Cool Valley right now?

Current weather in Cool Valley is clear sky.

Where can I find the hourly weather forecast for Cool Valley?

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

Is the weather forecast for Cool Valley updated regularly?

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

Now · 3:20 AM

Cool Valley Weather & Hourly Forecast

United States · Missouri · 63121

82°F

Clear night

Feels like: 86°F

💧 Humidity 68% 🌡 Pressure 29.91 inHg 💨 Wind 5 mph 👁 Visibility 6.2 mi ☁ Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:33 AM 🌇 Sunset 7:27 PM

Hourly Forecast for Cool Valley

Today

4:00 AM

Clear night

82° 💧 None 💨 5 mph H 68%29.91 inHg

7:00 AM

Sunny

80° 💧 None 💨 5 mph H 62%29.94 inHg

10:00 AM

Sunny

92° 💧 None 💨 7 mph H 42%29.97 inHg

1:00 PM

Sunny

98° 💧 None 💨 7 mph H 30%29.94 inHg

4:00 PM

Mostly sunny

101° 💧 None 💨 6 mph H 24%29.85 inHg

7:00 PM

Partly cloudy

92° 💧 None 💨 6 mph H 27%29.85 inHg

10:00 PM

Clear night

85° 💧 None 💨 6 mph H 42%29.88 inHg

Tomorrow

1:00 AM

Clear night

81° 💧 None 💨 5 mph H 47%29.88 inHg

4:00 AM

Clear night

79° 💧 None 💨 6 mph H 51%29.88 inHg

7:00 AM

Light rain

77° 💧 0.01 in 💨 2 mph H 58%29.91 inHg

10:00 AM

Mostly sunny

90° 💧 None 💨 8 mph H 43%29.91 inHg

1:00 PM

Partly cloudy

98° 💧 None 💨 6 mph H 27%29.85 inHg

4:00 PM

Overcast

102° 💧 None 💨 6 mph H 22%29.80 inHg

7:00 PM

Light rain

90° 💧 0.03 in 💨 6 mph H 34%29.83 inHg

10:00 PM

Mostly cloudy night

81° 💧 None 💨 6 mph H 61%29.88 inHg

Sunday

1:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 68%29.91 inHg

Today

4:00 AM

Clear night

82° 💧 None 💨 5 mph H 68%29.91 inHg

5:00 AM

Clear night

81° 💧 None 💨 5 mph H 67%29.91 inHg

6:00 AM

Clear night

80° 💧 None 💨 5 mph H 64%29.94 inHg

7:00 AM

Sunny

80° 💧 None 💨 5 mph H 62%29.94 inHg

8:00 AM

Sunny

81° 💧 None 💨 7 mph H 57%29.97 inHg

9:00 AM

Sunny

87° 💧 None 💨 7 mph H 47%29.97 inHg

10:00 AM

Sunny

92° 💧 None 💨 7 mph H 42%29.97 inHg

11:00 AM

Sunny

95° 💧 None 💨 7 mph H 37%29.97 inHg

12:00 PM

Sunny

97° 💧 None 💨 6 mph H 33%29.94 inHg

1:00 PM

Sunny

98° 💧 None 💨 7 mph H 30%29.94 inHg

2:00 PM

Sunny

100° 💧 None 💨 7 mph H 28%29.91 inHg

3:00 PM

Sunny

101° 💧 None 💨 7 mph H 26%29.88 inHg

4:00 PM

Mostly sunny

101° 💧 None 💨 6 mph H 24%29.85 inHg

5:00 PM

Partly cloudy

100° 💧 None 💨 7 mph H 23%29.85 inHg

6:00 PM

Partly cloudy

97° 💧 None 💨 8 mph H 24%29.83 inHg

7:00 PM

Partly cloudy

92° 💧 None 💨 6 mph H 27%29.85 inHg

8:00 PM

Clear night

89° 💧 None 💨 6 mph H 31%29.85 inHg

9:00 PM

Clear night

86° 💧 None 💨 6 mph H 38%29.88 inHg

10:00 PM

Clear night

85° 💧 None 💨 6 mph H 42%29.88 inHg

11:00 PM

Clear night

83° 💧 None 💨 6 mph H 43%29.88 inHg

Tomorrow

12:00 AM

Clear night

82° 💧 None 💨 5 mph H 44%29.88 inHg

1:00 AM

Clear night

81° 💧 None 💨 5 mph H 47%29.88 inHg

2:00 AM

Clear night

81° 💧 None 💨 6 mph H 48%29.88 inHg

3:00 AM

Clear night

79° 💧 None 💨 6 mph H 50%29.88 inHg

4:00 AM

Clear night

79° 💧 None 💨 6 mph H 51%29.88 inHg

5:00 AM

Clear night

77° 💧 None 💨 5 mph H 53%29.88 inHg

6:00 AM

Clear night

77° 💧 None 💨 4 mph H 55%29.88 inHg

7:00 AM

Light rain

77° 💧 0.01 in 💨 2 mph H 58%29.91 inHg

8:00 AM

Partly cloudy

80° 💧 None 💨 4 mph H 55%29.91 inHg

9:00 AM

Mostly sunny

84° 💧 None 💨 7 mph H 51%29.91 inHg

10:00 AM

Mostly sunny

90° 💧 None 💨 8 mph H 43%29.91 inHg

11:00 AM

Mostly sunny

94° 💧 None 💨 9 mph H 38%29.91 inHg

12:00 PM

Mostly sunny

97° 💧 None 💨 7 mph H 31%29.88 inHg

1:00 PM

Partly cloudy

98° 💧 None 💨 6 mph H 27%29.85 inHg

2:00 PM

Overcast

101° 💧 None 💨 6 mph H 25%29.85 inHg

3:00 PM

Overcast

101° 💧 None 💨 5 mph H 23%29.83 inHg

4:00 PM

Overcast

102° 💧 None 💨 6 mph H 22%29.80 inHg

5:00 PM

Overcast

101° 💧 None 💨 4 mph H 23%29.80 inHg

6:00 PM

Mostly cloudy

94° 💧 None 💨 6 mph H 24%29.77 inHg

7:00 PM

Light rain

90° 💧 0.00 in 💨 6 mph H 34%29.83 inHg

8:00 PM

Light rain

87° 💧 0.01 in 💨 8 mph H 55%29.85 inHg

9:00 PM

Light rain

81° 💧 0.01 in 💨 8 mph H 67%29.88 inHg

10:00 PM

Mostly cloudy night

81° 💧 None 💨 6 mph H 61%29.88 inHg

11:00 PM

Mostly cloudy night

80° 💧 None 💨 5 mph H 62%29.88 inHg

Sunday

12:00 AM

Mostly cloudy night

80° 💧 None 💨 6 mph H 63%29.91 inHg

1:00 AM

Partly cloudy night

80° 💧 None 💨 7 mph H 68%29.91 inHg

2:00 AM

Mostly clear night

79° 💧 None 💨 8 mph H 75%29.88 inHg

3:00 AM

Clear night

78° 💧 None 💨 7 mph H 81%29.88 inHg

4:00 AM

Clear night

77° 💧 None 💨 7 mph H 84%29.91 inHg

5:00 AM

Clear night

76° 💧 None 💨 7 mph H 87%29.91 inHg

6:00 AM

Clear night

75° 💧 None 💨 6 mph H 89%29.91 inHg

7:00 AM

Sunny

75° 💧 None 💨 6 mph H 89%29.94 inHg

8:00 AM

Mostly sunny

77° 💧 None 💨 7 mph H 83%29.97 inHg

9:00 AM

Partly cloudy

80° 💧 None 💨 7 mph H 74%29.97 inHg

10:00 AM

Partly cloudy

83° 💧 None 💨 8 mph H 66%29.97 inHg

11:00 AM

Partly cloudy

86° 💧 None 💨 8 mph H 59%29.97 inHg

12:00 PM

Mostly cloudy

89° 💧 None 💨 8 mph H 50%29.97 inHg

1:00 PM

Mostly cloudy

91° 💧 None 💨 10 mph H 42%29.94 inHg

2:00 PM

Mostly cloudy

93° 💧 None 💨 11 mph H 38%29.94 inHg

3:00 PM

Mostly cloudy

93° 💧 None 💨 11 mph H 34%29.94 inHg

4:00 PM

Mostly cloudy

93° 💧 None 💨 11 mph H 31%29.91 inHg

5:00 PM

Mostly cloudy

92° 💧 None 💨 11 mph H 31%29.91 inHg

6:00 PM

Mostly cloudy

89° 💧 None 💨 11 mph H 33%29.91 inHg

7:00 PM

Mostly cloudy

86° 💧 None 💨 10 mph H 38%29.94 inHg

8:00 PM

Mostly cloudy night

82° 💧 None 💨 11 mph H 44%29.94 inHg

9:00 PM

Overcast night

79° 💧 None 💨 11 mph H 44%29.97 inHg

10:00 PM

Overcast night

78° 💧 None 💨 11 mph H 45%29.97 inHg

11:00 PM

Mostly cloudy night

75° 💧 None 💨 10 mph H 51%30.00 inHg

Monday

12:00 AM

Mostly cloudy night

73° 💧 None 💨 8 mph H 57%30.03 inHg

1:00 AM

Mostly cloudy night

72° 💧 None 💨 9 mph H 60%30.03 inHg

2:00 AM

Overcast night

70° 💧 None 💨 8 mph H 63%30.03 inHg

3:00 AM

Overcast night

69° 💧 None 💨 7 mph H 66%30.03 inHg

4:00 AM

Overcast night

68° 💧 None 💨 6 mph H 68%30.06 inHg

5:00 AM

Overcast night

67° 💧 None 💨 7 mph H 71%30.03 inHg

6:00 AM

Overcast night

65° 💧 None 💨 7 mph H 75%30.03 inHg

7:00 AM

Overcast

65° 💧 None 💨 10 mph H 75%30.03 inHg

8:00 AM

Overcast

68° 💧 None 💨 9 mph H 68%30.06 inHg

9:00 AM

Partly cloudy

72° 💧 None 💨 7 mph H 57%30.09 inHg

10:00 AM

Partly cloudy

76° 💧 None 💨 8 mph H 46%30.09 inHg

11:00 AM

Mostly sunny

80° 💧 None 💨 6 mph H 38%30.09 inHg

12:00 PM

Mostly sunny

84° 💧 None 💨 6 mph H 33%30.06 inHg

1:00 PM

Mostly sunny

87° 💧 None 💨 6 mph H 28%30.03 inHg

2:00 PM

Partly cloudy

89° 💧 None 💨 6 mph H 24%30.03 inHg

3:00 PM

Mostly sunny

90° 💧 None 💨 8 mph H 23%30.00 inHg

4:00 PM

Mostly sunny

90° 💧 None 💨 9 mph H 23%30.00 inHg

5:00 PM

Mostly sunny

89° 💧 None 💨 9 mph H 24%30.00 inHg

6:00 PM

Mostly sunny

88° 💧 None 💨 9 mph H 26%30.00 inHg

7:00 PM

Mostly sunny

83° 💧 None 💨 7 mph H 31%30.00 inHg

8:00 PM

Clear night

79° 💧 None 💨 7 mph H 37%30.00 inHg

9:00 PM

Mostly clear night

77° 💧 None 💨 8 mph H 41%30.03 inHg

10:00 PM

Partly cloudy night

75° 💧 None 💨 8 mph H 42%30.03 inHg

11:00 PM

Mostly cloudy night

74° 💧 None 💨 7 mph H 44%30.03 inHg

Tuesday

12:00 AM

Partly cloudy night

72° 💧 None 💨 7 mph H 49%30.03 inHg

1:00 AM

Partly cloudy night

71° 💧 None 💨 7 mph H 52%30.03 inHg

2:00 AM

Clear night

71° 💧 None 💨 6 mph H 54%30.03 inHg

3:00 AM

Mostly clear night

71° 💧 None 💨 5 mph H 55%30.03 inHg

In Cool Valley and, more broadly, across the state of Missouri: Tonight will be mostly clear with just a few clouds overhead. Temperatures will remain hot, staying between 97 and 101 degrees Fahrenheit, so it will be a warm evening. Expect moderate south winds, blowing up to 11 mph, with gusts reaching as high as 26 mph. No rain is expected overnight, so the dry weather will continue into the early hours. It’s a good idea to stay hydrated and be cautious if you're outdoors, especially during the peak heat hours. The winds may provide some relief, but the heat will still be noticeable. Temperatures will gradually cool off later in the night, but it will remain quite warm through the evening hours.

15-Day Weather Outlook for Cool Valley

TomorrowTomorrow

Light rain 102°/77° 💧 0.04 in 💨 9 mph

Sunday, Sep 6Sun Sep 6

Mostly cloudy 93°/75° 💧 None 💨 11 mph

Monday, Sep 7Mon Sep 7

Mostly sunny 90°/65° 💧 None 💨 10 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 100°/70° 💧 None 💨 8 mph

Wednesday, Sep 9Wed Sep 9

Light rain 107°/80° 💧 0.01 in 💨 10 mph

Thursday, Sep 10Thu Sep 10

Light rain 99°/73° 💧 0.01 in 💨 10 mph

Friday, Sep 11Fri Sep 11

Light rain 106°/71° 💧 0.01 in 💨 11 mph

Saturday, Sep 12Sat Sep 12

Sunny 101°/80° 💧 None 💨 13 mph

Sunday, Sep 13Sun Sep 13

Sunny 101°/70° 💧 None 💨 11 mph

Monday, Sep 14Mon Sep 14

Sunny 106°/81° 💧 None 💨 10 mph

Tuesday, Sep 15Tue Sep 15

Light rain 105°/79° 💧 0.12 in 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Light rain 103°/79° 💧 0.13 in 💨 6 mph

Thursday, Sep 17Thu Sep 17

Moderate rain 102°/76° 💧 0.14 in 💨 14 mph

Friday, Sep 18Fri Sep 18

Light rain 102°/75° 💧 0.03 in 💨 10 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 94°/74° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Cool Valley

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Cool Valley

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 4:00 AM

PM2.5 Fine particles Good 2,9µg/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 3,2µg/m³

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

O₃ Ozone Good 44,4µg/m³

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

NO₂ Nitrogen dioxide Good 0,8µg/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 Cool Valley

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 😊Good

Tomorrow UV 6,9High 🙂Fair

Sunday UV 7,7High 😐Moderate

Monday UV 8,0Very high 🙂Fair

Tuesday UV 10,0Very high 🙂Fair

Wednesday UV 10,0Very high —Unavailable

Thursday UV 10,0Very high —Unavailable

Hourly UV index today

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

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.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Cool Valley

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.57 Population: 1,411

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Forecast data for Cool Valley were last refreshed today at 3:20 AM. The current forecast period extends through 06/09/2026 at 1:00 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.