10-day forecast for Heyburn, OK: 75° to 115°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
114°
Best day: Tuesday, August 18
110° · 0.04 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10106° / 76°0
Morning79°feels 79°
Afternoon105°feels 106°
Evening98°feels 96°
Overnight84°feels 84°
106 °
Heyburn, Monday, 10 August
Clear. High 106°, low 76°.
Pressure29.91 inHg
Wind15.9 mph S
Humidity30%
Visibility6.2 mi
Dew point63°
Tue, 11109° / 81°0
Morning82°feels 84°
Afternoon106°feels 106°
Evening100°feels 100°
Overnight86°feels 86°
109 °
Heyburn, Tuesday, 11 August
Clear. High 109°, low 81°.
Pressure29.88 inHg
Wind14.6 mph SW
Humidity29%
Visibility6.2 mi
Dew point63°
Wed, 12109° / 84°0
Morning86°feels 85°
Afternoon107°feels 108°
Evening103°feels 101°
Overnight88°feels 88°
109 °
Heyburn, Wednesday, 12 August
Overcast. High 109°, low 84°.
Pressure29.83 inHg
Wind16.3 mph SW
Humidity23%
Visibility6.2 mi
Dew point59°
Thu, 13109° / 82°0
Morning89°feels 89°
Afternoon106°feels 106°
Evening104°feels 102°
Overnight91°feels 88°
109 °
Heyburn, Thursday, 13 August
Mostly clear. High 109°, low 82°.
Pressure29.77 inHg
Wind18.7 mph SW
Humidity20%
Visibility—
Dew point54°
Fri, 14110° / 85°0
Morning91°feels 92°
Afternoon106°feels 108°
Evening105°feels 104°
Overnight95°feels 92°
110 °
Heyburn, Friday, 14 August
Clear. High 110°, low 85°.
Pressure29.85 inHg
Wind20.9 mph SW
Humidity24%
Visibility—
Dew point59°
Sat, 15110° / 78°0
Morning86°feels 86°
Afternoon107°feels 106°
Evening107°feels 105°
Overnight95°feels 94°
110 °
Heyburn, Saturday, 15 August
Clear. High 110°, low 78°.
Pressure30.00 inHg
Wind16.6 mph S
Humidity19%
Visibility—
Dew point53°
Sun, 16110° / 83°0.04
Morning90°feels 90°
Afternoon108°feels 108°
Evening103°feels 102°
Overnight92°feels 91°
110 °
Heyburn, Sunday, 16 August
Light rain. High 110°, low 83°.
Pressure30.00 inHg
Wind13.6 mph S
Humidity19%
Visibility—
Dew point54°
Mon, 17115° / 82°0.01
Morning94°feels 92°
Afternoon110°feels 107°
Evening106°feels 103°
Overnight95°feels 92°
115 °
Heyburn, Monday, 17 August
Light rain. High 115°, low 82°.
Pressure29.91 inHg
Wind12.9 mph SE
Humidity13%
Visibility—
Dew point46°
Tue, 18114° / 81°0
Morning90°feels 89°
Afternoon111°feels 109°
Evening109°feels 105°
Overnight94°feels 92°
114 °
Heyburn, Tuesday, 18 August
Clear. High 114°, low 81°.
Pressure29.85 inHg
Wind16.2 mph S
Humidity14%
Visibility—
Dew point48°
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 Heyburn, OK 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.