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Plan your week in Merrimack County with our detailed 7-Day Weather Forecast. Access reliable daily temperature highs and lows, rain chances, and weekly weather pattern summaries.

Merrimack County 7-Day Weather Forecast

Saturday, Oct 24, 2026

Nighttime
32°F

Sunny / Clear

Feels like 32°F

Humidity

90%

Wind Speed

4.5 mph

Precipitation

0 in

Pressure

1033 hPa

UV Index

0

Visibility

10 mi

Cloud Cover

0%

Dew Point

23°F

7-Day Weather Forecast

Today

Oct 24

Sunny / Clear
61°H
29°L
0%

Sun

Oct 25

Sunny / Clear
66°H
32°L
0%

Mon

Oct 26

Sunny / Clear
62°H
35°L
0%

Tue

Oct 27

Sunny / Clear
55°H
36°L
0%

Wed

Oct 28

Sunny / Clear
49°H
30°L
0%

Thu

Oct 29

Sunny / Clear
57°H
34°L
0%

Fri

Oct 30

Sunny / Clear
60°H
47°L
0%

24-Hour Forecast

7 AM

32°

0%

8 AM

31°

0%

9 AM

31°

0%

10 AM

30°

0%

11 AM

29°

0%

12 PM

32°

0%

1 PM

40°

0%

2 PM

47°

0%

3 PM

52°

0%

4 PM

57°

0%

5 PM

59°

0%

6 PM

60°

0%

7 PM

61°

0%

8 PM

59°

0%

9 PM

55°

0%

10 PM

48°

0%

11 PM

45°

0%

12 AM

42°

0%

1 AM

40°

0%

2 AM

38°

0%

3 AM

36°

0%

4 AM

35°

0%

5 AM

34°

0%

6 AM

33°

0%

Air Quality (AQI)

24Good

Air quality is satisfactory, and air pollution poses little or no risk.

PM2.5

5.4 µg/m³

PM10

5.4 µg/m³

Sun & Moon Phase

Sunrise

6:00 AM

Sunset

8:00 PM

Moon Phase

Waxing Gibbous

Waxing Gibbous

Wind Conditions & Storm Tracking

Wind Direction

309.5° NW

Sustained Wind

4.5 mph

Wind Gusts

4.5 mph

7-Day Temp Range

Week's Hottest

66°F

Max Rain Prob

0%

Expected 7-Day Swings

29°
66°

High and low limits expected over the next week.

Extended Local Forecasts

14 Day Weather Forecast7 Day Weather ForecastHourly Weather Tracker

Location View

Merrimack County · 43.31°N, 71.71°W
Radar Page
Coordinates43.3130°N, 71.7135°W
Elevationm
TimezoneAmerica/New_York

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Safety & Environmental Index

MetricValueStatus / Interpretation
Air Quality (AQI)24Good
UV Index0Low Risk
Visibility10 milesClear

Frequently Asked Questions

The 7-day forecast for Merrimack County includes comprehensive daily weather summaries, max/min temperatures, and expected rainfall to keep you prepared for the week.

About Merrimack County Climate & Weather

Weather forecast for Merrimack County is powered by high-resolution weather models using open-source infrastructure. Check current temperatures, rain radar graphs, hourly wind speeds, humidity values, and ultraviolet indexes directly from our weather tracking console.

Meteorological Data: Weather data for this area is aggregated from global and regional forecast models (GFS, HRRR, ERA5) and updated continuously every hour.