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New Castle, CO

60°F
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New Castle

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New Castle, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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7 AM

58°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
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Sunny

RealFeel Shade™57°

WindE 6 mph

Air QualityPoor

Max UV Index1.3 (Low)

Wind Gusts6 mph

Humidity42%

Indoor Humidity30% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

68°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Mostly sunny

RealFeel Shade™65°

WindESE 6 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts7 mph

Humidity28%

Indoor Humidity42% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

75°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
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Mostly sunny

RealFeel Shade™73°

WindESE 6 mph

Air QualityPoor

Max UV Index3.7 (Moderate)

Wind Gusts7 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

83°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
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Mostly sunny

RealFeel Shade™80°

Heat Index80°

WindSE 6 mph

Air QualityPoor

Max UV Index5.3 (Moderate)

Wind Gusts7 mph

Humidity18%

Indoor Humidity18% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

88°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Mostly sunny

RealFeel Shade™85°

Heat Index84°

WindSSE 6 mph

Air QualityPoor

Max UV Index8.2 (Very High)

Wind Gusts7 mph

Humidity14%

Indoor Humidity14% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

92°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
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Mostly sunny

RealFeel Shade™89°

Heat Index87°

WindSW 6 mph

Air QualityPoor

Max UV Index10.8 (Extreme)

Wind Gusts9 mph

Humidity11%

Indoor Humidity11% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

95°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™91°

Heat Index89°

WindWSW 7 mph

Air QualityPoor

Max UV Index11.9 (Extreme)

Wind Gusts10 mph

Humidity10%

Indoor Humidity10% (Dry)

Dew Point29° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

96°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™93°

Heat Index90°

WindWSW 8 mph

Air QualityPoor

Max UV Index10.8 (Extreme)

Wind Gusts12 mph

Humidity9%

Indoor Humidity9% (Dry)

Dew Point28° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

97°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™94°

Heat Index91°

WindWSW 8 mph

Air QualityPoor

Max UV Index8.2 (Very High)

Wind Gusts12 mph

Humidity8%

Indoor Humidity8% (Dry)

Dew Point28° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

98°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™96°

Heat Index92°

WindWSW 8 mph

Air QualityPoor

Max UV Index5.3 (Moderate)

Wind Gusts10 mph

Humidity8%

Indoor Humidity8% (Dry)

Dew Point27° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

97°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™94°

Heat Index91°

WindWSW 8 mph

Air QualityPoor

Max UV Index3.7 (Moderate)

Wind Gusts9 mph

Humidity8%

Indoor Humidity8% (Dry)

Dew Point26° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

95°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™92°

Heat Index89°

WindWSW 8 mph

Air QualityPoor

Max UV Index2.3 (Low)

Wind Gusts9 mph

Humidity8%

Indoor Humidity8% (Dry)

Dew Point26° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

93°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™90°

Heat Index87°

WindWSW 7 mph

Air QualityPoor

Max UV Index1.3 (Low)

Wind Gusts9 mph

Humidity9%

Indoor Humidity9% (Dry)

Dew Point26° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

89°
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™87°

Heat Index85°

WindNNE 6 mph

Air QualityPoor

Max UV Index0.3 (Low)

Wind Gusts7 mph

Humidity10%

Indoor Humidity10% (Dry)

Dew Point26° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

85°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

Heat Index81°

WindENE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity12%

Indoor Humidity12% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindENE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity14%

Indoor Humidity14% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

76°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindENE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity16%

Indoor Humidity16% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for New Castle

AccuWeather's hourly forecast for New Castle provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 58° with a RealFeel® of 60°, sunny with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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