10-day forecast for Portal, ND: 51° to 89°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Sunday, August 16
82° · 0.24 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1080° / 51°0
Morning55°feels 54°
Afternoon75°feels 74°
Evening76°feels 74°
Overnight53°feels 53°
80 °
Portal, Monday, 10 August
Overcast. High 80°, low 51°.
Pressure29.94 inHg
Wind10.5 mph NE
Humidity43%
Visibility6.2 mi
Dew point48°
Tue, 1180° / 53°0
Morning58°feels 56°
Afternoon74°feels 72°
Evening74°feels 73°
Overnight56°feels 54°
80 °
Portal, Tuesday, 11 August
Partly cloudy. High 80°, low 53°.
Pressure29.97 inHg
Wind5.5 mph E
Humidity31%
Visibility6.2 mi
Dew point42°
Wed, 1278° / 53°0
Morning57°feels 56°
Afternoon76°feels 75°
Evening77°feels 76°
Overnight56°feels 55°
78 °
Portal, Wednesday, 12 August
Overcast. High 78°, low 53°.
Pressure30.03 inHg
Wind13.1 mph E
Humidity45%
Visibility6.2 mi
Dew point47°
Thu, 1380° / 57°0
Morning62°feels 60°
Afternoon76°feels 75°
Evening78°feels 78°
Overnight66°feels 64°
80 °
Portal, Thursday, 13 August
Overcast. High 80°, low 57°.
Pressure30.06 inHg
Wind15.7 mph E
Humidity30%
Visibility—
Dew point39°
Fri, 1482° / 57°0.24
Morning60°feels 58°
Afternoon67°feels 67°
Evening74°feels 74°
Overnight63°feels 63°
82 °
Portal, Friday, 14 August
Light rain. High 82°, low 57°.
Pressure30.06 inHg
Wind17.8 mph E
Humidity56%
Visibility—
Dew point49°
Sat, 1574° / 57°0.06
Morning61°feels 61°
Afternoon73°feels 72°
Evening72°feels 70°
Overnight61°feels 60°
74 °
Portal, Saturday, 15 August
Light rain. High 74°, low 57°.
Pressure30.09 inHg
Wind17.2 mph NW
Humidity45%
Visibility—
Dew point48°
Sun, 1684° / 54°0
Morning61°feels 60°
Afternoon79°feels 78°
Evening81°feels 79°
Overnight67°feels 66°
84 °
Portal, Sunday, 16 August
Clear. High 84°, low 54°.
Pressure30.09 inHg
Wind7.1 mph SW
Humidity31%
Visibility—
Dew point42°
Mon, 1789° / 63°0.12
Morning71°feels 70°
Afternoon88°feels 86°
Evening83°feels 80°
Overnight70°feels 69°
89 °
Portal, Monday, 17 August
Light rain. High 89°, low 63°.
Pressure29.77 inHg
Wind19.5 mph NW
Humidity31%
Visibility—
Dew point51°
Tue, 1873° / 56°0
Morning60°feels 60°
Afternoon71°feels 69°
Evening70°feels 68°
Overnight62°feels 61°
73 °
Portal, Tuesday, 18 August
Overcast. High 73°, low 56°.
Pressure30.06 inHg
Wind12.4 mph N
Humidity41%
Visibility—
Dew point44°
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 Portal, ND 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.