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      Elev 236 ft, 42.865 °N 71.496 °W

      Merrimack, NH

      Mon, Oct 12, 2026
      Today
      Mon 10/12
      High 71°f
      1% Precip. / 0 in
      A mix of clouds and sun. High 71F. Winds NW at 10 to 15 mph.
      Tonight
      Mon 10/12
      Low 48°f
      63% Precip. / 0.06 in
      Cloudy skies with periods of light rain late. Low 48F. Winds light and variable. Chance of rain 60%.
      Sunrise 6:55 AM
      Sunset 6:08 PM
      Moonrise 9:10 AM
      Moonset 6:43 PM
      Waxing Crescent, 3% visible
      Hourly Forecast
      Now
      66°
      1PM
      67°
      2PM
      69°
      3PM
      70°
      4PM
      71°
      5PM
      70°
      6PM
      66°
      6:08PM
      Sunset
      7PM
      63°
      8PM
      61°
      9PM
      59°
      10PM
      59°
      11PM
      59°
      12AM
      59°
      1AM
      64%
      58°
      2AM
      48%
      54°
      3AM
      42%
      53°
      4AM
      35%
      52°
      5AM
      63%
      51°
      6AM
      50°
      6:57AM
      Sunrise
      7AM
      49°
      8AM
      56%
      49°
      9AM
      73%
      49°
      10AM
      72%
      49°
      11AM
      82%
      49°
      12PM
      81%
      49°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      1:00 pm
      Partly Cloudy
      67°F 67°F 1% 0in 59% 56°F 67% 10 mph NW 29.72in
      2:00 pm
      Partly Cloudy
      69°F 69°F 0% 0in 52% 56°F 63% 10 mph NW 29.7in
      3:00 pm
      Partly Cloudy
      70°F 70°F 0% 0in 40% 56°F 61% 10 mph NW 29.7in
      4:00 pm
      Sunny
      71°F 71°F 1% 0in 9% 55°F 59% 8 mph NW 29.7in
      5:00 pm
      Mostly Sunny
      70°F 70°F 1% 0in 20% 56°F 61% 7 mph NW 29.71in
      6:00 pm
      Partly Cloudy
      66°F 66°F 1% 0in 33% 56°F 69% 5 mph NW 29.74in
      7:00 pm
      Partly Cloudy
      63°F 63°F 2% 0in 54% 56°F 76% 4 mph NW 29.77in
      8:00 pm
      Mostly Cloudy
      61°F 61°F 6% 0in 74% 56°F 84% 3 mph WNW 29.79in
      9:00 pm
      Cloudy
      59°F 59°F 7% 0in 80% 55°F 86% 2 mph NW 29.81in
      10:00 pm
      Cloudy
      59°F 59°F 7% 0in 81% 55°F 86% 2 mph NNW 29.84in
      11:00 pm
      Mostly Cloudy
      59°F 59°F 10% 0in 75% 55°F 87% 2 mph NNW 29.86in
      Additional Conditions
      1. Pressure 29.72 in
      2. Visibility 10 miles
      3. Clouds Mostly Cloudy
      4. Dew Point56°F
      5. Humidity 70%
      6. Rainfall 0.67 in
      7. Snow Depth 0 in
      KMHT Station History
      Almanac for October 12, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 71°F 64°F 88°F 1938
      4. Low 48°F 40°F 21°F 1964
      5. Rain/Snow Depth
      6. Precipitation 0.06 in 3.4 in -
      7. Snow 0 in 0 in -
      Almanac for October 13, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 59°F 64°F 88°F
      4. Low 48°F 40°F 22°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:55 AM 6:08 PM
      3. Civil Twilight 6:27 AM 6:36 PM
      4. Nautical Twilight 5:54 AM 7:09PM
      5. Astronomical Twilight 5:21 AM 7:42 PM
      1. Length of Visible Light 12h 9m
      2. Length of Day 11h 12m
      3. Tomorrow will be 2 minutes 49 seconds shorter
      1. Moon 9:10 AM 6:43 PM
      2. Waxing Crescent3% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 26
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
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      Temp
      Windchill
      Heat Index
      Dew Point
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      Wind
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      Elev.
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      Level Access
      Glossary