10-day forecast for Northumberland, NH: 49° to 86°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Sunday, August 9
65° · 0.43 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1082° / 60°0.04
Morning69°feels 69°
Afternoon82°feels 81°
Evening67°feels 67°
Overnight64°feels 65°
82 °
Northumberland, Monday, 10 August
Light rain. High 82°, low 60°.
Pressure29.94 inHg
Wind6.3 mph SW
Humidity39%
Visibility6.2 mi
Dew point54°
Tue, 1178° / 57°0.04
Morning63°feels 63°
Afternoon78°feels 77°
Evening63°feels 62°
Overnight61°feels 61°
78 °
Northumberland, Tuesday, 11 August
Light rain. High 78°, low 57°.
Pressure29.77 inHg
Wind8.9 mph NW
Humidity65%
Visibility6.2 mi
Dew point59°
Wed, 1276° / 54°0.02
Morning63°feels 63°
Afternoon76°feels 75°
Evening60°feels 60°
Overnight55°feels 55°
76 °
Northumberland, Wednesday, 12 August
Light rain. High 76°, low 54°.
Pressure29.77 inHg
Wind4.9 mph W
Humidity41%
Visibility6.2 mi
Dew point50°
Thu, 1365° / 54°0.43
Morning56°feels 56°
Afternoon61°feels 61°
Evening63°feels 62°
Overnight56°feels 56°
65 °
Northumberland, Thursday, 13 August
Rain. High 65°, low 54°.
Pressure29.62 inHg
Wind13.2 mph W
Humidity98%
Visibility—
Dew point59°
Fri, 1460° / 51°0.04
Morning53°feels 51°
Afternoon56°feels 55°
Evening59°feels 58°
Overnight55°feels 53°
60 °
Northumberland, Friday, 14 August
Light rain. High 60°, low 51°.
Pressure29.83 inHg
Wind13 mph W
Humidity68%
Visibility—
Dew point44°
Sat, 1560° / 51°0.02
Morning52°feels 51°
Afternoon56°feels 54°
Evening60°feels 59°
Overnight56°feels 55°
60 °
Northumberland, Saturday, 15 August
Light rain. High 60°, low 51°.
Pressure29.97 inHg
Wind10.1 mph W
Humidity72%
Visibility—
Dew point45°
Sun, 1675° / 49°0
Morning55°feels 55°
Afternoon71°feels 70°
Evening71°feels 70°
Overnight55°feels 55°
75 °
Northumberland, Sunday, 16 August
Overcast. High 75°, low 49°.
Pressure30.09 inHg
Wind6.2 mph NW
Humidity41%
Visibility—
Dew point43°
Mon, 1774° / 56°0.02
Morning61°feels 60°
Afternoon71°feels 70°
Evening64°feels 63°
Overnight57°feels 57°
74 °
Northumberland, Monday, 17 August
Light rain. High 74°, low 56°.
Pressure30.00 inHg
Wind6.6 mph W
Humidity42%
Visibility—
Dew point46°
Tue, 1871° / 52°0.07
Morning55°feels 55°
Afternoon64°feels 64°
Evening68°feels 67°
Overnight53°feels 52°
71 °
Northumberland, Tuesday, 18 August
Light rain. High 71°, low 52°.
Pressure30.06 inHg
Wind7.2 mph NW
Humidity86%
Visibility—
Dew point57°
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 Northumberland, 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.