10-day forecast for Johnston, AR: 70° to 103°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Thursday, August 13
90° · 0.26 in
Worst day: Saturday, August 8
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0992° / 70°0.02
Morning74°feels 76°
Afternoon92°feels 96°
Evening86°feels 91°
Overnight71°feels 72°
92 °
Johnston, Sunday, 9 August
Light rain. High 92°, low 70°.
Pressure30.03 inHg
Wind4.9 mph SW
Humidity44%
Visibility6.2 mi
Dew point69°
Mon, 10100° / 74°0
Morning78°feels 79°
Afternoon98°feels 100°
Evening88°feels 89°
Overnight77°feels 78°
100 °
Johnston, Monday, 10 August
Mostly clear. High 100°, low 74°.
Pressure30.06 inHg
Wind6 mph S
Humidity40%
Visibility6.2 mi
Dew point66°
Tue, 1199° / 75°0
Morning79°feels 79°
Afternoon99°feels 102°
Evening86°feels 90°
Overnight80°feels 80°
99 °
Johnston, Tuesday, 11 August
Clear. High 99°, low 75°.
Pressure30.03 inHg
Wind7.5 mph SW
Humidity44%
Visibility6.2 mi
Dew point69°
Wed, 12102° / 73°0.04
Morning75°feels 77°
Afternoon100°feels 105°
Evening91°feels 96°
Overnight82°feels 86°
102 °
Johnston, Wednesday, 12 August
Light rain. High 102°, low 73°.
Pressure29.94 inHg
Wind7.3 mph SW
Humidity41%
Visibility6.2 mi
Dew point68°
Thu, 13103° / 79°0
Morning84°feels 85°
Afternoon98°feels 99°
Evening94°feels 96°
Overnight85°feels 85°
103 °
Johnston, Thursday, 13 August
Partly cloudy. High 103°, low 79°.
Pressure29.91 inHg
Wind10.4 mph SW
Humidity28%
Visibility—
Dew point58°
Fri, 1499° / 80°0
Morning84°feels 84°
Afternoon93°feels 95°
Evening88°feels 91°
Overnight82°feels 84°
99 °
Johnston, Friday, 14 August
Overcast. High 99°, low 80°.
Pressure30.03 inHg
Wind9.9 mph S
Humidity36%
Visibility—
Dew point61°
Sat, 1589° / 75°0.09
Morning78°feels 81°
Afternoon83°feels 88°
Evening81°feels 85°
Overnight75°feels 76°
89 °
Johnston, Saturday, 15 August
Light rain. High 89°, low 75°.
Pressure30.18 inHg
Wind7.5 mph SE
Humidity67%
Visibility—
Dew point71°
Sun, 1698° / 73°0
Morning81°feels 83°
Afternoon97°feels 102°
Evening89°feels 95°
Overnight81°feels 85°
98 °
Johnston, Sunday, 16 August
Overcast. High 98°, low 73°.
Pressure30.12 inHg
Wind7 mph E
Humidity37%
Visibility—
Dew point64°
Mon, 17103° / 77°0.02
Morning83°feels 85°
Afternoon98°feels 102°
Evening95°feels 100°
Overnight85°feels 87°
103 °
Johnston, Monday, 17 August
Light rain. High 103°, low 77°.
Pressure30.06 inHg
Wind7.3 mph S
Humidity34%
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 Johnston, AR 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.