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Charlestown, MA

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Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Thursday, July 17

Current Weather

9:09 AM

82°F
Partly sunny
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
RealFeel Shade™ 90°
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
RealFeel®
98°
RealFeel Shade™
90°
Max UV Index
4 Moderate
Wind
S 3 mph
Wind Gusts
7 mph
Humidity
83%
Indoor Humidity
83% (Extremely Humid)
Dew Point
76° F
Pressure
↓ 29.85 in
Cloud Cover
38%
Visibility
10 mi
Cloud Ceiling
9800 ft

Day

7/17
86°Hi
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
RealFeel Shade™ 91°
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
Very warm and humid with clouds breaking for some sun; a thunderstorm in spots late this afternoon
alerts

Heat Advisory

11:00 AM Tuesday - 7:00 PM Thursday

Max UV Index9 (Very High)

AccuLumen Brightness Index™5 (Medium)

WindSSW 10 mph

Wind Gusts22 mph

Probability of Precipitation43%

Probability of Thunderstorms39%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover61%

Morning

Afternoon

Night

7/17
71°Lo
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Humid; a thunderstorm in spots this evening, then mostly cloudy late
alerts

Heat Advisory

11:00 AM Tuesday - 7:00 PM Thursday

WindW 12 mph

Wind Gusts23 mph

Probability of Precipitation43%

Probability of Thunderstorms39%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover22%

Evening

Overnight

Sun & Moon

14 hrs 56 mins
Rise 5:22 AM
Set 8:18 PM
Last Quarter
Rise 11:47 PM
Set 2:11 PM

Temperature History

7/17
High
Low
Forecast
86°
71°
Average
82°
66°
Last Year
90°
76°
Record
98°
1999
54°
1946

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Weather Near Charlestown:

  • Boston, MA
  • Dorchester, MA
  • Worcester, MA
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