10-day forecast for Harmon, OK: 69° to 109°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
109°
Best day: Monday, August 17
89°
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 09106° / 74°0
Morning76°feels 76°
Afternoon105°feels 100°
Evening94°feels 90°
Overnight77°feels 76°
106 °
Harmon, Sunday, 9 August
Clear. High 106°, low 74°.
Pressure29.85 inHg
Wind20.2 mph S
Humidity14%
Visibility6.2 mi
Dew point47°
Mon, 10106° / 75°0
Morning78°feels 77°
Afternoon105°feels 100°
Evening98°feels 95°
Overnight81°feels 81°
106 °
Harmon, Monday, 10 August
Mostly clear. High 106°, low 75°.
Pressure29.85 inHg
Wind19.6 mph S
Humidity17%
Visibility6.2 mi
Dew point48°
Tue, 11105° / 81°0
Morning82°feels 82°
Afternoon104°feels 102°
Evening98°feels 95°
Overnight86°feels 84°
105 °
Harmon, Tuesday, 11 August
Partly cloudy. High 105°, low 81°.
Pressure29.83 inHg
Wind17.2 mph SW
Humidity21%
Visibility6.2 mi
Dew point54°
Wed, 12105° / 83°0.02
Morning84°feels 83°
Afternoon103°feels 101°
Evening100°feels 98°
Overnight85°feels 83°
105 °
Harmon, Wednesday, 12 August
Light rain. High 105°, low 83°.
Pressure29.77 inHg
Wind21 mph SW
Humidity23%
Visibility6.2 mi
Dew point55°
Thu, 13106° / 76°0.04
Morning88°feels 88°
Afternoon102°feels 101°
Evening98°feels 97°
Overnight77°feels 78°
106 °
Harmon, Thursday, 13 August
Light rain. High 106°, low 76°.
Pressure29.68 inHg
Wind25.2 mph NE
Humidity20%
Visibility—
Dew point51°
Fri, 1489° / 69°0.02
Morning72°feels 73°
Afternoon82°feels 84°
Evening87°feels 87°
Overnight76°feels 77°
89 °
Harmon, Friday, 14 August
Light rain. High 89°, low 69°.
Pressure30.03 inHg
Wind20.6 mph NE
Humidity57%
Visibility—
Dew point63°
Sat, 15103° / 73°0
Morning80°feels 80°
Afternoon98°feels 97°
Evening98°feels 96°
Overnight87°feels 85°
103 °
Harmon, Saturday, 15 August
Overcast. High 103°, low 73°.
Pressure30.00 inHg
Wind21.6 mph S
Humidity27%
Visibility—
Dew point55°
Sun, 16107° / 79°0
Morning86°feels 85°
Afternoon104°feels 101°
Evening101°feels 98°
Overnight90°feels 87°
107 °
Harmon, Sunday, 16 August
Overcast. High 107°, low 79°.
Pressure29.97 inHg
Wind20.1 mph S
Humidity16%
Visibility—
Dew point46°
Mon, 17109° / 79°0
Morning87°feels 86°
Afternoon105°feels 101°
Evening103°feels 100°
Overnight90°feels 88°
109 °
Harmon, Monday, 17 August
Overcast. High 109°, low 79°.
Pressure29.91 inHg
Wind16.5 mph S
Humidity14%
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 Harmon, 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.