---
title: "10 Day Weather Forecast for South Merrimack, NH"
description: "Get the latest 10 day weather forecast for South Merrimack, NH. Stay prepared with accurate and up-to-date weather information to plan your week ahead."
location: "South Merrimack, NH"
canonical: "https://www.weatherbug.com/weather-forecast/10-day-weather/south-merrimack-nh-03054"
coordinates: ["42.80481,-71.55507"]
temperature_units: "°F"
last_updated: "2026-05-27T19:14:00.0000000Z"
source: "WeatherBug"
---

# 10 Day Weather Forecast for South Merrimack, NH

Get the latest 10-day weather forecast for South Merrimack, NH, including day and night conditions, high and low temperatures, wind speed and direction and precipitation chances.
Forecast issued on 2026-05-27T19:14:00+00:00.

## 10 Day Weather Forecast

| Date       | Day Forecast                                     | Night Forecast                                 | High °F | Low °F |

| ---------- | ------------------------------------------------ |------------------------------------------------| -------: | -------: |

| Wed, May 27 | Partly sunny with isolated showers. Highs in the lower 80s. Northwest winds around 10 mph with gusts up to 20 mph. Chance of rain 20 percent. | Partly cloudy in the evening  then clearing. Lows in the lower 50s. Northwest winds around 10 mph in the evening  becoming light and variable. | 85°F | 58°F |
| Thu, May 28 | Partly sunny. Isolated showers in the afternoon. Highs in the upper 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. | Mostly clear in the evening  then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph in the evening  becoming light and variable. | 69°F | 51°F |
| Fri, May 29 | Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Northwest winds around 10 mph with gusts up to 20 mph. Chance of rain 30 percent. | Rain. Lows in the mid 40s. Chance of rain 90 percent. | 69°F | 48°F |
| Sat, May 30 | Rain in the morning  then partly sunny with a chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 80 percent. | Partly cloudy in the evening  then clearing. Lows in the lower 40s. | 60°F | 40°F |
| Sun, May 31 | Partly sunny. Highs in the mid 60s. | Partly cloudy. Lows in the mid 40s. | 66°F | 44°F |
| Mon, Jun 1 | Partly sunny with a 50 percent chance of showers. Highs in the lower 60s. | Partly cloudy. A chance of showers in the evening. Lows in the mid 40s. Chance of rain 50 percent. | 64°F | 45°F |
| Tue, Jun 2 | Partly sunny with a 40 percent chance of showers. Highs in the mid 60s. | Mostly clear. Low temperature around 47F. Dew point will be around 46F with an average humidity of 82%. Winds will be 3 mph from the W. | 63°F | 47°F |
| Wed, Jun 3 | Mostly sunny. High temperature around 70F. Dew point will be around 52F with an average humidity of 64%. Winds will be 4 mph from the N. | Partly cloudy. Low temperature around 52F. Dew point will be around 49F with an average humidity of 78%. Winds will be 2 mph from the NW. | 70°F | 52°F |
| Thu, Jun 4 | Sunny. High temperature around 76F. Dew point will be around 55F with an average humidity of 62%. Winds will be 4 mph from the NW. | Mostly clear. Low temperature around 57F. Dew point will be around 53F with an average humidity of 77%. Winds will be 5 mph from the W. | 76°F | 57°F |
| Fri, Jun 5 | Mostly sunny. High temperature around 79F. Dew point will be around 58F with an average humidity of 61%. Winds will be 6 mph from the W. | Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 60F. Dew point will be around 56F with an average humidity of 77%. Winds will be 4 mph from the W. | 79°F | 60°F |



## Source Information
- Source: "https://www.weatherbug.com/weather-forecast/10-day-weather/south-merrimack-nh-03054"
- Last Updated: "2026-05-27T19:14:00+00:00"