Merrimack County (Concord)
October
Weather in Merrimack County, New Hampshire for October 2026
Your guide to Merrimack County weather in October - trends and predictions
In general, the average temperature in Merrimack County at the beginning of October is 22 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 9.7 °C by the end of October.
Merrimack County experiences moderate rainfall in October, with an average of 8 rainy days and a total precipitation of 256.2 mm.
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Temperatures
Rain 🌧️
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23
Dry days
8
Rainy days
0
Snow days
15°/7°
Temperatures
15 km/h
Avg max wind
71 %
Avg humidity
Merrimack County Weather October
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Temperatures trend during October in Merrimack County
See the weather trend as well as the moving average line
October weather in Merrimack County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 |  Sunny | 17° /7° | 0 mm | 4 | |
| Oct. 2 |  Cloudy | 15° /5° | 0 mm | 3 | |
| Oct. 3 | Cloudy | 22° /5° | 0 mm | 3 | |
| Oct. 4 | Sunny | 25° /11° | 0 mm | 3 | |
| Oct. 5 | Cloudy | 25° /14° | 0 mm | 3 | |
| Oct. 6 |  Mist | 28° /16° | 0 mm | 3 | |
| Oct. 7 | Fog | 22° /14° | 0 mm | 3 | |
| Oct. 8 |  Heavy rain | 17° /10° | 69 mm | 1 | |
| Oct. 9 | Sunny | 11° /4° | 0 mm | 3 | |
| Oct. 10 | Sunny | 16° /1° | 0 mm | 3 | |
| Oct. 11 |  Overcast | 13° /5° | 0 mm | 2 | |
| Oct. 12 | Overcast | 11° /6° | 5.4 mm | 1 | |
| Oct. 13 |  Heavy rain at times | 9° /8° | 40.6 mm | 0 | |
| Oct. 14 |  Patchy rain possible | 13° /9° | 4.5 mm | 0 | |
| Oct. 15 | Overcast | 10° /6° | 0 mm | 2 | |
| Oct. 16 | Overcast | 8° /2° | 0 mm | 2 | |
| Oct. 17 | Sunny | 15° /3° | 0 mm | 2 | |
| Oct. 18 |  Partly cloudy | 13° /3° | 0 mm | 2 | |
| Oct. 19 | Cloudy | 19° /7° | 0 mm | 2 | |
| Oct. 20 | Heavy rain | 15° /12° | 75.6 mm | 0 | |
| Oct. 21 | Sunny | 17° /8° | 0 mm | 2 | |
| Oct. 22 |  Moderate or heavy rain with thunder | 17° /9° | 44.7 mm | 1 | |
| Oct. 23 | Cloudy | 12° /7° | 0 mm | 2 | |
| Oct. 24 | Cloudy | 12° /4° | 0 mm | 2 | |
| Oct. 25 | Cloudy | 10° /4° | 0 mm | 2 | |
| Oct. 26 | Overcast | 8° /4° | 0 mm | 1 | |
| Oct. 27 | Overcast | 9° /3° | 0 mm | 1 | |
| Oct. 28 | Partly cloudy | 10° /4° | 0 mm | 1 | |
| Oct. 29 | Overcast | 9° /3° | 0 mm | 1 | |
| Oct. 30 | Overcast | 9° /7° | 3 mm | 0 | |
| Oct. 31 |  Moderate rain at times | 13° /5° | 13.4 mm | 1 | |
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Important Notice
Our weather forecast for Merrimack County in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Merrimack County forecast closer to your planned date for the most up-to-date weather information.
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Merrimack County in October - FAQ
What are the expected maximum and minimum temperatures in Merrimack County during October?
During October, expect a variety of temperatures with highs around 15° and lows near 7°, suitable for diverse activities and preferences.
How much rainfall should be expected in Merrimack County during October?
Significant rainfall exceeding 256.2 mm is expected in Merrimack County during October, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Merrimack County during October?
The average wind speed in Merrimack County during October is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Merrimack County
Explore the daily rainfall trends and prepare for Merrimack Countys October weather 💧
Typically, Merrimack County has 8 rainy days in October with a total of 256.2 mm of rainfall.
UV exposure in Merrimack County during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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Where is Merrimack County?Get accurate weather forecasts for Merrimack County, located at latitude 43.208 and longitude -71.538. Stay updated with localized weather information tailored for Merrimack County.
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