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Waltham, MA

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Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, December 21

Day

12/21
36°Hi
RealFeel® 22°
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
RealFeel Shade™ 20°
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
Increasing amounts of sun

Max UV Index2.0 (Low)

WindWNW 18 mph

Wind Gusts29 mph

Probability of Precipitation8%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover57%

Night

12/21
19°Lo
RealFeel® 3°
Bitterly Cold
RealFeel Guide
Bitterly Cold
-10° to 9°
Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.
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Mainly clear

WindW 16 mph

Wind Gusts30 mph

Probability of Precipitation4%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover24%

Sun & Moon

9 hrs 04 mins
Rise 8:11 AM
Set 5:15 PM
Waxing Crescent
Rise 9:47 AM
Set 6:31 PM

Temperature History

12/21
High
Low
Forecast
36°
19°
Average
39°
22°
Last Year
28°
15°

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