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Jefferson, CO

33°F
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Jefferson

Colorado

33°
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Jefferson, CO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today WinterCast

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

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WinterCast

A coating to an inch

Sat, 5/23, 2:00 AM - Sat, 5/23, 4:00 AM

Snow

12 AM

33°
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 8%
Chevron down
Partly cloudy

WindNW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity76%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling33000 ft

1 AM

32°
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 6%
Chevron down
Partly cloudy

WindNW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity82%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 AM

31°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindNW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity84%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover50%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

30°
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWNW 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity86%

Indoor Humidity36% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover57%

Visibility10 mi

Cloud Ceiling23100 ft

4 AM

29°
RealFeel® 24°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWNW 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity86%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover49%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

29°
RealFeel® 24°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindNW 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity87%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

28°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™23°

WindNW 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity87%

Indoor Humidity34% (Dry)

Dew Point25° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

31°
RealFeel® 30°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™27°

WindWNW 6 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts7 mph

Humidity73%

Indoor Humidity33% (Dry)

Dew Point24° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

36°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™33°

WindW 6 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts7 mph

Humidity56%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

41°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™38°

WindWSW 6 mph

Air QualityFair

Max UV Index3.8 (Moderate)

Wind Gusts7 mph

Humidity43%

Indoor Humidity30% (Dry)

Dew Point20° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

45°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™40°

WindWSW 8 mph

Air QualityFair

Max UV Index5.5 (Moderate)

Wind Gusts8 mph

Humidity35%

Indoor Humidity29% (Very Dry)

Dew Point18° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

48°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™42°

WindWSW 9 mph

Air QualityFair

Max UV Index8.3 (Very High)

Wind Gusts9 mph

Humidity29%

Indoor Humidity28% (Very Dry)

Dew Point16° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

50°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™45°

WindWSW 9 mph

Air QualityFair

Max UV Index11.0 (Extreme)

Wind Gusts10 mph

Humidity24%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

53°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny

RealFeel Shade™48°

WindW 10 mph

Air QualityFair

Max UV Index12.1 (Extreme)

Wind Gusts10 mph

Humidity21%

Indoor Humidity27% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

54°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Partly sunny

RealFeel Shade™50°

WindW 10 mph

Air QualityFair

Max UV Index11.0 (Extreme)

Wind Gusts10 mph

Humidity20%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

56°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Partly sunny w/ showers

RealFeel Shade™49°

WindW 9 mph

Air QualityPoor

Max UV Index8.3 (Very High)

Wind Gusts10 mph

Humidity19%

Indoor Humidity26% (Very Dry)

Dew Point14° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

4 PM

53°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Partly sunny

RealFeel Shade™49°

WindW 9 mph

Air QualityPoor

Max UV Index5.5 (Moderate)

Wind Gusts10 mph

Humidity22%

Indoor Humidity27% (Very Dry)

Dew Point15° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

51°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 44%
Chevron down
Partly sunny

RealFeel Shade™46°

WindE 9 mph

Air QualityPoor

Max UV Index3.8 (Moderate)

Wind Gusts9 mph

Humidity28%

Indoor Humidity30% (Dry)

Dew Point19° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

48°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 48%
Chevron down
Partly sunny

RealFeel Shade™43°

WindE 8 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts10 mph

Humidity36%

Indoor Humidity32% (Dry)

Dew Point22° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

45°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 52%
Chevron down
Partly sunny w/ showers

RealFeel Shade™39°

WindE 7 mph

Air QualityFair

Max UV Index1.3 (Low)

Wind Gusts8 mph

Humidity47%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover45%

Rain0.02 in

Visibility6 mi

Cloud Ceiling30000 ft

8 PM

42°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 40%
Chevron down
Mostly cloudy

RealFeel Shade™39°

WindSE 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts7 mph

Humidity61%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling5800 ft

9 PM

40°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity74%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling5200 ft

10 PM

38°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 39%
Chevron down
Cloudy

WindWNW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity80%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling5800 ft

11 PM

36°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindNW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity85%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling6400 ft

Hourly Weather Forecast for Jefferson

AccuWeather's hourly forecast for Jefferson provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 33° with a RealFeel® of 27°, partly cloudy with a 8% 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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Weather Near Jefferson:

  • Boulder, CO
  • Denver, CO
  • Fort Collins, CO
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