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May 3rd, 2026 :: 9:38 am EDT   

Local Weather Report for
Merrimack
New Hampshire, United States

 Current Merrimack Weather Conditions Updated May 3rd at 8:53 am 
light rain
Temperature:43°F Dew Point:37°F
Barometer:29.74 inHg Wind:N 24 Mph
Humidity:81.1% Visibility:0M
 
 Merrimack Weather Forecast Summary  
 
Today
May 3rd
Monday
May 4th
Tuesday
May 5th
Wednesday
May 6th
Thursday
May 7th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Showers Mostly Cloudy with Showers
54°F
67°F
37°F
78°F
50°F
61°F
58°F
60°F
47°F
 
 Merrimack Detailed Weather Forecast  
 
Sunday, May 3rd, 2026
Morning Temperature: 44°F
Cloudy with sunny periods with a slight chance of showers. Windy at times.
Afternoon Temperature: 53°F
Sunny with cloudy periods with a slight chance of showers. Windy at times.
Evening Temperature: 42°F
Clear.
Monday, May 4th, 2026
Overnight Temperature: 40°F
A mix of clear and cloudy skies.
Morning Temperature: 55°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 65°F
Mostly sunny. Windy at times.
Evening Temperature: 54°F
Clear with cloudy periods. Windy at times.
Tuesday, May 5th, 2026
Overnight Temperature: 51°F
Clear. Windy at times.
Morning Temperature: 65°F
Sunny. Windy at times.
Afternoon Temperature: 75°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 64°F
Clear with cloudy periods. Windy at times.
Wednesday, May 6th, 2026
Overnight Temperature: 59°F
Mostly cloudy. Windy at times.
Morning Temperature: 59°F
Cloudy with a slight chance of showers. Windy at times.
Afternoon Temperature: 59°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 58°F
Mostly cloudy with showers likely. Windy at times.
Thursday, May 7th, 2026
Overnight Temperature: 51°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 53°F
A mix of cloud and sun.
Afternoon Temperature: 55°F
Cloudy with a chance of showers.
Evening Temperature: 47°F
Mostly cloudy with showers likely.
Friday, May 8th, 2026
Overnight Temperature: 43°F
Cloudy with clear periods with a chance of showers. Windy at times.
Morning Temperature: 50°F
Cloudy with sunny periods with a chance of showers. Windy.
Afternoon Temperature: 58°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 47°F
Clear with cloudy periods.
Saturday, May 9th, 2026
Overnight Temperature: 47°F
Cloudy.
Morning Temperature: 51°F
Cloudy.
Afternoon Temperature: 55°F
Cloudy with sunny periods with a chance of showers.
Evening Temperature: 49°F
Cloudy with clear periods with a chance of showers.
Sunday, May 10th, 2026
Overnight Temperature: 43°F
Clear.
Morning Temperature: 55°F
Sunny. Windy at times.
Afternoon Temperature: 65°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 51°F
Mostly clear.
Monday, May 11th, 2026
Overnight Temperature: 45°F
Mostly cloudy.
Morning Temperature: 47°F
Cloudy with a few showers.
Afternoon Temperature: 48°F
Cloudy with showers likely.
Evening Temperature: 48°F
Cloudy with a few showers.





 

  [ Local Weather Report ]
Litchfield, NH 
8:56 AM  45°F
Overcast
 
Manchester, NH 
8:53 AM  43°F
light rain
 
Londonderry, NH 
8:53 AM  43°F
light rain
 
Nashua, NH 
8:56 AM  45°F
Overcast
 
Amherst, NH 
 
Hudson, NH 
8:56 AM  45°F
Overcast
 
Milford, NH 
 
Derry, NH 
8:53 AM  43°F
light rain
 
Mont Vernon, NH 
 
Hollis, NH 
8:56 AM  45°F
Overcast

 
This WeatherCity Weather Forecast for Merrimack, New Hampshire, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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