10-day forecast for Union, MO: 57° to 104°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
101°
Best day: Monday, August 10
79° · 0.15 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0999° / 72°0
Morning77°feels 79°
Afternoon97°feels 100°
Evening85°feels 87°
Overnight77°feels 78°
99 °
Union, Sunday, 9 August
Overcast. High 99°, low 72°.
Pressure29.94 inHg
Wind11.2 mph SW
Humidity43%
Visibility6.2 mi
Dew point68°
Mon, 10101° / 76°0
Morning79°feels 79°
Afternoon100°feels 104°
Evening87°feels 89°
Overnight81°feels 83°
101 °
Union, Monday, 10 August
Partly cloudy. High 101°, low 76°.
Pressure29.94 inHg
Wind11.8 mph SW
Humidity41%
Visibility6.2 mi
Dew point68°
Tue, 11104° / 74°0.03
Morning80°feels 82°
Afternoon102°feels 105°
Evening77°feels 78°
Overnight83°feels 85°
104 °
Union, Tuesday, 11 August
Light rain. High 104°, low 74°.
Pressure29.85 inHg
Wind10.8 mph SW
Humidity36%
Visibility6.2 mi
Dew point66°
Wed, 1290° / 73°0.02
Morning78°feels 79°
Afternoon90°feels 96°
Evening83°feels 89°
Overnight80°feels 82°
90 °
Union, Wednesday, 12 August
Light rain. High 90°, low 73°.
Pressure29.83 inHg
Wind3.8 mph W
Humidity54%
Visibility6.2 mi
Dew point68°
Thu, 1388° / 71°0.2
Morning76°feels 78°
Afternoon86°feels 90°
Evening74°feels 76°
Overnight71°feels 73°
88 °
Union, Thursday, 13 August
Light rain. High 88°, low 71°.
Pressure29.83 inHg
Wind9.8 mph N
Humidity54%
Visibility—
Dew point67°
Fri, 1481° / 65°0.02
Morning70°feels 71°
Afternoon80°feels 80°
Evening72°feels 72°
Overnight65°feels 65°
81 °
Union, Friday, 14 August
Light rain. High 81°, low 65°.
Pressure30.12 inHg
Wind9.8 mph NE
Humidity46%
Visibility—
Dew point56°
Sat, 1584° / 57°0
Morning64°feels 64°
Afternoon80°feels 80°
Evening76°feels 76°
Overnight67°feels 67°
84 °
Union, Saturday, 15 August
Overcast. High 84°, low 57°.
Pressure30.24 inHg
Wind10.9 mph E
Humidity42%
Visibility—
Dew point53°
Sun, 1679° / 64°0.15
Morning69°feels 69°
Afternoon79°feels 79°
Evening78°feels 79°
Overnight72°feels 73°
79 °
Union, Sunday, 16 August
Light rain. High 79°, low 64°.
Pressure30.15 inHg
Wind9.9 mph S
Humidity72%
Visibility—
Dew point67°
Mon, 17101° / 73°0.2
Morning80°feels 83°
Afternoon97°feels 102°
Evening87°feels 95°
Overnight78°feels 78°
101 °
Union, Monday, 17 August
Rain. High 101°, low 73°.
Pressure29.88 inHg
Wind12.9 mph SW
Humidity35%
Visibility—
Dew point63°
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, MO 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.