10-day forecast for Portland, FL: 75° to 100°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
100°
Best day: Monday, August 17
98° · 0.34 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1092° / 75°0
Morning83°feels 89°
Afternoon91°feels 95°
Evening80°feels 80°
Overnight76°feels 78°
92 °
Portland, Monday, 10 August
Overcast. High 92°, low 75°.
Pressure30.15 inHg
Wind8.6 mph S
Humidity48%
Visibility6.2 mi
Dew point69°
Tue, 1193° / 76°0
Morning83°feels 90°
Afternoon92°feels 100°
Evening83°feels 90°
Overnight80°feels 80°
93 °
Portland, Tuesday, 11 August
Mostly clear. High 93°, low 76°.
Pressure30.12 inHg
Wind8.8 mph SW
Humidity49%
Visibility6.2 mi
Dew point71°
Wed, 1294° / 78°0.03
Morning84°feels 92°
Afternoon93°feels 102°
Evening84°feels 90°
Overnight80°feels 86°
94 °
Portland, Wednesday, 12 August
Light rain. High 94°, low 78°.
Pressure30.03 inHg
Wind9.1 mph SW
Humidity48%
Visibility6.2 mi
Dew point72°
Thu, 1395° / 80°0
Morning85°feels 92°
Afternoon93°feels 101°
Evening84°feels 91°
Overnight81°feels 86°
95 °
Portland, Thursday, 13 August
Partly cloudy. High 95°, low 80°.
Pressure30.03 inHg
Wind13.2 mph SW
Humidity47%
Visibility—
Dew point70°
Fri, 1495° / 80°0
Morning85°feels 91°
Afternoon93°feels 101°
Evening84°feels 91°
Overnight82°feels 88°
95 °
Portland, Friday, 14 August
Overcast. High 95°, low 80°.
Pressure30.12 inHg
Wind11.6 mph SW
Humidity47%
Visibility—
Dew point69°
Sat, 1599° / 80°0.01
Morning86°feels 90°
Afternoon97°feels 104°
Evening86°feels 94°
Overnight83°feels 90°
99 °
Portland, Saturday, 15 August
Light rain. High 99°, low 80°.
Pressure30.12 inHg
Wind9.1 mph SW
Humidity38%
Visibility—
Dew point67°
Sun, 1698° / 80°0.34
Morning86°feels 92°
Afternoon95°feels 103°
Evening82°feels 89°
Overnight80°feels 85°
98 °
Portland, Sunday, 16 August
Rain. High 98°, low 80°.
Pressure30.12 inHg
Wind7.9 mph SW
Humidity42%
Visibility—
Dew point69°
Mon, 17100° / 79°0
Morning85°feels 87°
Afternoon98°feels 106°
Evening87°feels 97°
Overnight84°feels 90°
100 °
Portland, Monday, 17 August
Overcast. High 100°, low 79°.
Pressure30.03 inHg
Wind11.9 mph SW
Humidity39%
Visibility—
Dew point68°
Tue, 1898° / 78°0.09
Morning87°feels 94°
Afternoon96°feels 106°
Evening85°feels 93°
Overnight78°feels 81°
98 °
Portland, Tuesday, 18 August
Light rain. High 98°, low 78°.
Pressure29.97 inHg
Wind12.7 mph SW
Humidity43%
Visibility—
Dew point70°
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 Portland, FL 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.