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Grantham, NH

59°F
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Grantham

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

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3 AM

59°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindWNW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity92%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling11500 ft

4 AM

58°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity93%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling8400 ft

5 AM

57°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

WindW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity94%

Indoor Humidity64% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling5300 ft

6 AM

57°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Cloudy

RealFeel Shade™57°

WindW 4 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts5 mph

Humidity94%

Indoor Humidity64% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling4300 ft

7 AM

59°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 6%
Chevron down
Cloudy

RealFeel Shade™60°

WindWNW 4 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts5 mph

Humidity94%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3300 ft

8 AM

63°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™65°

WindWNW 5 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts5 mph

Humidity89%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling2200 ft

9 AM

66°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™64°

WindWNW 5 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts6 mph

Humidity82%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling2700 ft

10 AM

69°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Intermittent clouds

RealFeel Shade™68°

WindWNW 6 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts6 mph

Humidity75%

Indoor Humidity75% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3200 ft

11 AM

72°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds

RealFeel Shade™70°

WindWNW 6 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts7 mph

Humidity68%

Indoor Humidity68% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3700 ft

12 PM

75°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindWNW 6 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts7 mph

Humidity62%

Indoor Humidity62% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7300 ft

1 PM

77°
RealFeel® 83°
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 8%
Chevron down
Intermittent clouds

RealFeel Shade™75°

WindWNW 6 mph

Air QualityFair

Max UV Index5.8 (High)

Wind Gusts7 mph

Humidity57%

Indoor Humidity57% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling11000 ft

2 PM

78°
RealFeel® 85°
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 49%
Chevron down
Intermittent clouds

RealFeel Shade™76°

WindWNW 6 mph

Air QualityFair

Max UV Index6.2 (High)

Wind Gusts7 mph

Humidity55%

Indoor Humidity55% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling14700 ft

3 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 60%
Chevron down
Mostly cloudy w/ showers

RealFeel Shade™74°

WindWNW 6 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts7 mph

Humidity54%

Indoor Humidity54% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4000 ft

4 PM

80°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 60%
Chevron down
Mostly cloudy w/ showers

RealFeel Shade™75°

Heat Index80°

WindNW 6 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts7 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Rain0.02 in

Visibility6 mi

Cloud Ceiling4000 ft

5 PM

78°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 27%
Chevron down
Intermittent clouds

RealFeel Shade™76°

WindNW 7 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity55%

Indoor Humidity55% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling7000 ft

6 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 22%
Chevron down
Intermittent clouds

RealFeel Shade™75°

WindNW 6 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts7 mph

Humidity59%

Indoor Humidity59% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

74°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 16%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindNNW 6 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts6 mph

Humidity66%

Indoor Humidity66% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

72°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

RealFeel Shade™71°

WindNNW 5 mph

Air QualityExcellent

Max UV Index0.5 (Low)

Wind Gusts6 mph

Humidity72%

Indoor Humidity72% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

70°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindNNW 5 mph

Air QualityExcellent

Wind Gusts5 mph

Humidity77%

Indoor Humidity77% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

68°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindNNW 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity81%

Indoor Humidity80% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

65°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Intermittent clouds

WindNNW 2 mph

Air QualityFair

Wind Gusts4 mph

Humidity86%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Grantham

AccuWeather's hourly forecast for Grantham provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 59° with a RealFeel® of 59°, cloudy with a 5% 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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