National Weather Service forecast

Alton, New Hampshire Weather

48°Overnight: Partly Cloudy
Wind 0 mph
7-DayHourlyRadar

Alton 7-Day Forecast

  1. Overnight
    48°F
    Partly Cloudy
    2% chance of precipitation

    Partly cloudy, with a low around 48. Southwest wind around 0 mph.

  2. Wednesday
    73°F
    Mostly Sunny
    3% chance of precipitation

    Mostly sunny. High near 73, with temperatures falling to around 67 in the afternoon. Southwest wind 0 to 5 mph.

  3. Wednesday Night
    53°F
    Partly Cloudy
    2% chance of precipitation

    Partly cloudy, with a low around 53. Southwest wind around 5 mph.

  4. Thursday
    69°F
    Mostly Cloudy then Light Rain Likely
    57% chance of precipitation

    Rain likely between 1pm and 4pm. Mostly cloudy, with a high near 69. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

  5. Thursday Night
    57°F
    Chance Light Rain
    27% chance of precipitation

    A chance of rain after 10pm. Mostly cloudy, with a low around 57. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

  6. Friday
    67°F
    Light Rain Likely
    59% chance of precipitation

    Rain likely. Cloudy, with a high near 67. Chance of precipitation is 60%.

  7. Friday Night
    52°F
    Light Rain
    83% chance of precipitation

    Rain. Cloudy, with a low around 52. Chance of precipitation is 80%.

  8. Saturday
    60°F
    Light Rain Likely
    72% chance of precipitation

    Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.

  9. Saturday Night
    43°F
    Chance Light Rain
    40% chance of precipitation

    A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.

  10. Sunday
    54°F
    Chance Light Rain
    34% chance of precipitation

    A chance of rain before 1pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.

  11. Sunday Night
    36°F
    Partly Cloudy
    7% chance of precipitation

    Partly cloudy, with a low around 36.

  12. Monday
    51°F
    Mostly Sunny
    13% chance of precipitation

    Mostly sunny, with a high near 51.

  13. Monday Night
    33°F
    Partly Cloudy
    12% chance of precipitation

    Partly cloudy, with a low around 33.

  14. Tuesday
    53°F
    Mostly Sunny
    8% chance of precipitation

    Mostly sunny, with a high near 53.

Issued by the National Weather Service (GYX office), updated .

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About Alton

Population (2020 Census)
499
Coordinates
43.456, -71.222
Elevation
732 ft
NWS forecast office
GYX
Time zone
America/New York
Sunrise today
6:23 AM EST
Sunset today
4:32 PM EST
Daylight today
10 h 9 min

Alton Weather Questions

What is the weather forecast for Alton, New Hampshire?

Overnight: Partly cloudy, with a low around 48. Southwest wind around 0 mph. Wednesday: Mostly sunny. High near 73, with temperatures falling to around 67 in the afternoon. Southwest wind 0 to 5 mph.

Will it rain or snow in Alton this week?

The best chance of precipitation is Friday Night at 83%. Periods with a 30% chance or more: Thursday (57%), Friday (59%), Friday Night (83%), Saturday (72%), Saturday Night (40%), Sunday (34%).

How warm and how cold will it get in Alton this week?

The warmest day is Wednesday, with a high near 73°F. The coldest night is Monday Night, with a low near 33°F.

What time are sunrise and sunset in Alton today?

Sunrise is at 6:23 AM EST and sunset is at 4:32 PM EST, for 10 h 9 min of daylight.

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