10-day forecast for Old Myrtle, MS: 71° to 110°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
110°
Best day: Monday, August 17
93° · 0.23 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 74°0.23
Morning80°feels 85°
Afternoon93°feels 96°
Evening82°feels 86°
Overnight77°feels 78°
93 °
Old Myrtle, Monday, 10 August
Rain. High 93°, low 74°.
Pressure30.09 inHg
Wind6.7 mph SW
Humidity40%
Visibility6.2 mi
Dew point67°
Tue, 1197° / 73°0
Morning79°feels 79°
Afternoon95°feels 100°
Evening83°feels 87°
Overnight75°feels 76°
97 °
Old Myrtle, Tuesday, 11 August
Clear. High 97°, low 73°.
Pressure30.06 inHg
Wind9 mph W
Humidity41%
Visibility6.2 mi
Dew point68°
Wed, 12101° / 77°0.01
Morning81°feels 85°
Afternoon88°feels 92°
Evening85°feels 88°
Overnight79°feels 79°
101 °
Old Myrtle, Wednesday, 12 August
Light rain. High 101°, low 77°.
Pressure29.97 inHg
Wind10.5 mph W
Humidity51%
Visibility6.2 mi
Dew point69°
Thu, 13100° / 76°0
Morning81°feels 84°
Afternoon99°feels 103°
Evening89°feels 94°
Overnight76°feels 77°
100 °
Old Myrtle, Thursday, 13 August
Light rain. High 100°, low 76°.
Pressure29.94 inHg
Wind10.7 mph W
Humidity32%
Visibility—
Dew point62°
Fri, 14103° / 78°0
Morning85°feels 86°
Afternoon99°feels 102°
Evening93°feels 95°
Overnight85°feels 85°
103 °
Old Myrtle, Friday, 14 August
Overcast. High 103°, low 78°.
Pressure30.03 inHg
Wind10.8 mph W
Humidity31%
Visibility—
Dew point62°
Sat, 15105° / 75°0
Morning83°feels 83°
Afternoon101°feels 103°
Evening93°feels 94°
Overnight84°feels 84°
105 °
Old Myrtle, Saturday, 15 August
Partly cloudy. High 105°, low 75°.
Pressure30.09 inHg
Wind8.6 mph W
Humidity25%
Visibility—
Dew point57°
Sun, 16106° / 78°0
Morning86°feels 87°
Afternoon104°feels 105°
Evening96°feels 96°
Overnight87°feels 87°
106 °
Old Myrtle, Sunday, 16 August
Mostly clear. High 106°, low 78°.
Pressure30.06 inHg
Wind7.4 mph S
Humidity23%
Visibility—
Dew point56°
Mon, 17110° / 78°0
Morning87°feels 87°
Afternoon105°feels 106°
Evening95°feels 96°
Overnight86°feels 91°
110 °
Old Myrtle, Monday, 17 August
Clear. High 110°, low 78°.
Pressure29.94 inHg
Wind9.7 mph W
Humidity20%
Visibility—
Dew point54°
Tue, 18107° / 78°0.06
Morning82°feels 86°
Afternoon92°feels 98°
Evening81°feels 84°
Overnight83°feels 84°
107 °
Old Myrtle, Tuesday, 18 August
Light rain. High 107°, low 78°.
Pressure29.94 inHg
Wind15.3 mph SW
Humidity48%
Visibility—
Dew point69°
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 Old Myrtle, MS 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.