Alton, New Hampshire Weather
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Weather Forecast for Alton, New Hampshire : Belknap County
Issued: 10:36 pm EDT Mar 13, 2025 Latitude: 43.4523018 Longitude: -71.2175671 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Morning Fog on Overnight Morning Fog on Friday Morning Fog on Saturday 30% chance of rain on Sunday 60% chance of rain on Monday Sunny on Tuesday Mostly Sunny on Wednesday 30% chance of on Thursday
Low: 26°F High: 50°F High: 55°F High: 62°F High: 53°F High: 52°F High: 59°F High: 58°F
Low: 35°F Low: 46°F Low: 49°F Low: 30°F Low: 34°F Low: 38°F  
Morning Fog Morning Fog Morning Fog Rain Rain Sunny Mostly Sunny Partly Sunny
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Current Conditions at
LACONIA - (KLCI)
25°
Clear
as of 12:56 AM EDST
Rel. Humidity: 92%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CONCORD - (KCON)
28°
Clear
as of 12:51 AM EDST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SANFORD MUNICIPAL - (KSFM)
23°
Clear
as of 12:56 AM EDST
Rel. Humidity: 92%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MANCHESTER - (KMHT)
28°
Partly Cloudy
as of 12:53 AM EDST
Rel. Humidity: 86%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 20000ft
Morning Fog on Overnight Overnight... Patchy fog after 5am. Otherwise, partly cloudy, with a low around 26. Calm wind.
Morning Fog on Friday Friday... Patchy fog before 11am. Otherwise, sunny, with a high near 50. Calm wind becoming south around 5 mph in the afternoon.
Morning Fog on Friday Night Friday Night... Patchy fog before 1am, then areas of fog after 2am. Otherwise, increasing clouds, with a low around 35. Southeast wind around 5 mph becoming calm in the evening.
Morning Fog on Saturday Saturday... Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. South wind 5 to 10 mph.
20% chance of Saturday Night Saturday Night... A chance of drizzle after 11pm. Mostly cloudy, with a low around 46. Southeast wind around 5 mph.
30% chance of rain Sunday Sunday... A chance of drizzle before noon, then a chance of showers after 2pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 62. Chance of precipitation is 30%.
100% chance of rain Sunday Night Sunday Night... Rain before 9pm, then rain likely after 2am. Low around 49. Chance of precipitation is 100%.
60% chance of rain Monday Monday... Rain likely before 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
30% chance of rain Monday Night Monday Night... A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 30.
Sunny on Tuesday Tuesday... Sunny, with a high near 52.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 34.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 59.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 38.
30% chance of Thursday Thursday... A 30 percent chance of showers. Partly sunny, with a high near 58.
Current Radar Image


Sun Almanac for Alton, New Hampshire
Sunrise: 06:58 AM
Sunset: 6:50 PM
Civil Sunrise:06:29 AM
Civil Sunset: 7:19 PM
Nautical Sunrise: 05:56 AM
Nautical Sunset: 7:52 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 8:25 PM
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