10-day forecast for Alton, NH: 33° to 69°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Wednesday, November 4
53° · 0.43 in
Worst day: Monday, November 9
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 0366° / 45°0
Morning52°feels 51°
Afternoon65°feels 63°
Evening54°feels 53°
Overnight46°feels 44°
66 °
Alton, Tuesday, 3 November
Overcast. High 66°, low 45°.
Pressure30.24 inHg
Wind1.7 mph NE
Humidity53%
Visibility6.2 mi
Dew point45°
Wed, 0469° / 49°0
Morning53°feels 52°
Afternoon69°feels 69°
Evening58°feels 57°
Overnight51°feels 50°
69 °
Alton, Wednesday, 4 November
Clear. High 69°, low 49°.
Pressure30.06 inHg
Wind5.6 mph SW
Humidity57%
Visibility6.2 mi
Dew point50°
Thu, 0567° / 52°0.08
Morning57°feels 57°
Afternoon67°feels 66°
Evening60°feels 61°
Overnight53°feels 52°
67 °
Alton, Thursday, 5 November
Light rain. High 67°, low 52°.
Pressure29.88 inHg
Wind10.4 mph SW
Humidity70%
Visibility6.2 mi
Dew point56°
Fri, 0667° / 58°0.08
Morning60°feels 61°
Afternoon62°feels 63°
Evening62°feels 62°
Overnight61°feels 61°
67 °
Alton, Friday, 6 November
Light rain. High 67°, low 58°.
Pressure29.85 inHg
Wind8.9 mph SW
Humidity93%
Visibility—
Dew point60°
Sat, 0764° / 50°0.14
Morning58°feels 58°
Afternoon60°feels 60°
Evening60°feels 59°
Overnight52°feels 51°
64 °
Alton, Saturday, 7 November
Light rain. High 64°, low 50°.
Pressure29.77 inHg
Wind8.2 mph SW
Humidity97%
Visibility—
Dew point59°
Sun, 0856° / 43°0
Morning49°feels 45°
Afternoon52°feels 50°
Evening49°feels 47°
Overnight44°feels 43°
56 °
Alton, Sunday, 8 November
Mostly clear. High 56°, low 43°.
Pressure29.80 inHg
Wind10.3 mph W
Humidity67%
Visibility—
Dew point41°
Mon, 0953° / 41°0.43
Morning43°feels 42°
Afternoon48°feels 46°
Evening50°feels 44°
Overnight47°feels 43°
53 °
Alton, Monday, 9 November
Rain. High 53°, low 41°.
Pressure29.85 inHg
Wind19 mph E
Humidity80%
Visibility—
Dew point41°
Tue, 1048° / 39°0.01
Morning44°feels 37°
Afternoon44°feels 37°
Evening43°feels 38°
Overnight40°feels 35°
48 °
Alton, Tuesday, 10 November
Light rain. High 48°, low 39°.
Pressure29.59 inHg
Wind13.3 mph SW
Humidity84%
Visibility—
Dew point39°
Wed, 1143° / 33°0.01
Morning39°feels 33°
Afternoon43°feels 37°
Evening40°feels 33°
Overnight34°feels 28°
43 °
Alton, Wednesday, 11 November
Light rain. High 43°, low 33°.
Pressure29.65 inHg
Wind11.7 mph W
Humidity58%
Visibility—
Dew point29°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Alton, NH around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.