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Merrimack County (Concord)
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United States weather

10 day weather forecast for Merrimack County

Saturday, October 31st, 2026, at 12:33 AM
Today
Sunny
10° 1°
Tomorrow
Sunny
14° -2°
Monday
Sunny
20° 4°
Tuesday
Overcast
19° 7°
Wednesday
Partly cloudy
17° 8°
Thursday
Fog
18° 9°
Friday
Moderate rain
18° 13°
 More Details See
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Merrimack County Weather Pages

Merrimack County weather forecast

The weather forecast for Merrimack County over the next 2 days indicates cold conditions with temperatures ranging from 10 °C to 14 °C.

Wind speeds are expected to be breezy, averaging around 19.4 km/h.

On Monday, expect a change in weather with temperatures reaching 20°C.

Weather today

Merrimack County 14 days weather forecast

This weeks weather in Merrimack County. Click on a date for detailed forecasts
Sat. 31
10°
1°
Sunny
0 mm
Sun. 1
14°
-2°
Sunny
0 mm
Mon. 2
20°
4°
Sunny
0 mm
Tue. 3
19°
7°
Overcast
0 mm
Wed. 4
17°
8°
Partly cloudy
0 mm
Thu. 5
18°
9°
Fog
1 mm
Fri. 6
18°
13°
Moderate rain
14.9 mm
Sat. 7
17°
11°
Patchy rain possible
1.8 mm
Sun. 8
15°
9°
Light rain
4.7 mm
Mon. 9
15°
7°
Cloudy
0.5 mm
Tue. 10
12°
3°
Sunny
0 mm
Wed. 11
10°
1°
Partly cloudy
0 mm
Thu. 12
6°
1°
Light drizzle
2.4 mm
Further Ahead
Select a date

You can click on date

Access Merrimack County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Merrimack County long range weather forecast

30 day weather forecast for Merrimack County
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
21°
2
Cloudy
22°
3
Cloudy
21°
4
Sunny
21°
5
Cloudy
21°
6
Mist
21°
7
Fog
20°
8
Heavy rain
19°
9
Sunny
14°
10
Sunny
16°
11
Light rain
13°
12
Light rain
16°
13
Heavy rain at times
11°
14
Light rain
17°
15
Overcast
12°
16
Light rain
13°
17
Sunny
13°
18
Partly cloudy
13°
19
Cloudy
18°
20
Heavy rain
17°
21
Sunny
16°
22
Moderate or heavy rain with thunder
18°
23
Cloudy
13°
24
Cloudy
14°
25
Cloudy
14°
26
Overcast
14°
27
Overcast
11°
28
Partly cloudy
11°
29
Overcast
15°
30
Light rain
9°
31
Sunny
10°
Important Notice
Our Merrimack County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Merrimack County

A total of 25.4 mm is expected over 4 rainy days. The wettest day is Friday 6, with 14.9 mm. Click a day for details.
Sat. 31
0 mm
4%
Sun. 1
0 mm
4%
Mon. 2
0 mm
8%
Tue. 3
0 mm
19%
Wed. 4
0 mm
21%
Thu. 5
1
1 mm
75%
Fri. 6
14.9
14.9 mm
91%
Sat. 7
1.8
1.8 mm
73%
Sun. 8
4.7
4.7 mm
86%
Mon. 9
0.5
0.5 mm
46%
Tue. 10
0 mm
7%
Wed. 11
0 mm
9%
Thu. 12
2.4
2.4 mm
79%

Frequently asked questions about the weather in Merrimack County

How warm is it in Merrimack County over the next 14 days?
Over the next two weeks, temperatures in Merrimack County are expected to range from around -2 °C on the coldest nights up to about 20 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Merrimack County in the next two weeks?
Yes - rain is expected on about 4 of the next 14 days in Merrimack County, with roughly 25.4 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Merrimack County?
Maximum wind speeds in Merrimack County are forecast to reach about 19.4 km/h at their peak over the next 14 days.

When is the best time to visit Merrimack County?
For a month-by-month look at temperatures and rainfall, see our best time to visit Merrimack County guide.

How accurate is the 14-day forecast for Merrimack County?
Our Merrimack County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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