10-day forecast for Union, ND: 49° to 89°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Saturday, August 15
77° · 0.15 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0978° / 54°0
Morning59°feels 58°
Afternoon75°feels 74°
Evening73°feels 72°
Overnight56°feels 55°
78 °
Union, Sunday, 9 August
Overcast. High 78°, low 54°.
Pressure29.94 inHg
Wind8.9 mph N
Humidity39%
Visibility6.2 mi
Dew point45°
Mon, 1079° / 54°0
Morning59°feels 58°
Afternoon78°feels 77°
Evening75°feels 74°
Overnight57°feels 55°
79 °
Union, Monday, 10 August
Overcast. High 79°, low 54°.
Pressure29.94 inHg
Wind8.2 mph E
Humidity39%
Visibility6.2 mi
Dew point46°
Tue, 1181° / 56°0
Morning61°feels 59°
Afternoon80°feels 80°
Evening71°feels 70°
Overnight58°feels 56°
81 °
Union, Tuesday, 11 August
Mostly clear. High 81°, low 56°.
Pressure29.94 inHg
Wind6.6 mph NE
Humidity30%
Visibility6.2 mi
Dew point42°
Wed, 1275° / 53°0
Morning59°feels 57°
Afternoon77°feels 76°
Evening67°feels 65°
Overnight55°feels 54°
75 °
Union, Wednesday, 12 August
Clear. High 75°, low 53°.
Pressure29.97 inHg
Wind6.2 mph NE
Humidity37%
Visibility6.2 mi
Dew point45°
Thu, 1375° / 49°0
Morning55°feels 53°
Afternoon71°feels 70°
Evening69°feels 68°
Overnight58°feels 55°
75 °
Union, Thursday, 13 August
Clear. High 75°, low 49°.
Pressure30.15 inHg
Wind10.9 mph N
Humidity34%
Visibility—
Dew point38°
Fri, 1481° / 53°0
Morning60°feels 58°
Afternoon77°feels 76°
Evening76°feels 74°
Overnight67°feels 65°
81 °
Union, Friday, 14 August
Overcast. High 81°, low 53°.
Pressure30.15 inHg
Wind10.1 mph S
Humidity26%
Visibility—
Dew point37°
Sat, 1589° / 61°0.04
Morning68°feels 67°
Afternoon84°feels 83°
Evening85°feels 82°
Overnight71°feels 69°
89 °
Union, Saturday, 15 August
Light rain. High 89°, low 61°.
Pressure29.94 inHg
Wind12 mph NW
Humidity37%
Visibility—
Dew point52°
Sun, 1677° / 61°0.15
Morning63°feels 63°
Afternoon64°feels 64°
Evening75°feels 75°
Overnight68°feels 67°
77 °
Union, Sunday, 16 August
Rain. High 77°, low 61°.
Pressure30.09 inHg
Wind9.8 mph N
Humidity87%
Visibility—
Dew point58°
Mon, 1786° / 62°0.11
Morning67°feels 67°
Afternoon80°feels 80°
Evening82°feels 81°
Overnight64°feels 64°
86 °
Union, Monday, 17 August
Light rain. High 86°, low 62°.
Pressure30.03 inHg
Wind11.7 mph E
Humidity47%
Visibility—
Dew point55°
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 Union, 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.