10-day forecast for Grand Island, FL: 75° to 102°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
102°
Best day: Tuesday, August 18
96° · 0.15 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 75°0.01
Morning78°feels 79°
Afternoon90°feels 93°
Evening81°feels 84°
Overnight76°feels 77°
91 °
Grand Island, Monday, 10 August
Light rain. High 91°, low 75°.
Pressure30.15 inHg
Wind7 mph S
Humidity53%
Visibility6.2 mi
Dew point70°
Tue, 1198° / 76°0
Morning79°feels 79°
Afternoon94°feels 101°
Evening87°feels 92°
Overnight78°feels 79°
98 °
Grand Island, Tuesday, 11 August
Partly cloudy. High 98°, low 76°.
Pressure30.12 inHg
Wind5.7 mph SW
Humidity54%
Visibility6.2 mi
Dew point72°
Wed, 1296° / 77°0
Morning79°feels 80°
Afternoon96°feels 99°
Evening85°feels 89°
Overnight80°feels 80°
96 °
Grand Island, Wednesday, 12 August
Clear. High 96°, low 77°.
Pressure30.06 inHg
Wind8 mph W
Humidity44%
Visibility6.2 mi
Dew point68°
Thu, 1396° / 77°0
Morning79°feels 79°
Afternoon96°feels 100°
Evening85°feels 89°
Overnight79°feels 79°
96 °
Grand Island, Thursday, 13 August
Partly cloudy. High 96°, low 77°.
Pressure30.06 inHg
Wind7.8 mph W
Humidity47%
Visibility6.2 mi
Dew point69°
Fri, 1497° / 77°0
Morning83°feels 85°
Afternoon94°feels 98°
Evening87°feels 89°
Overnight81°feels 83°
97 °
Grand Island, Friday, 14 August
Overcast. High 97°, low 77°.
Pressure30.12 inHg
Wind6.2 mph W
Humidity41%
Visibility—
Dew point65°
Sat, 1596° / 78°0.03
Morning84°feels 86°
Afternoon93°feels 100°
Evening86°feels 92°
Overnight83°feels 88°
96 °
Grand Island, Saturday, 15 August
Light rain. High 96°, low 78°.
Pressure30.15 inHg
Wind6.4 mph S
Humidity45%
Visibility—
Dew point68°
Sun, 1696° / 79°0.01
Morning85°feels 90°
Afternoon95°feels 102°
Evening86°feels 92°
Overnight82°feels 87°
96 °
Grand Island, Sunday, 16 August
Light rain. High 96°, low 79°.
Pressure30.12 inHg
Wind6.8 mph W
Humidity44%
Visibility—
Dew point69°
Mon, 1798° / 79°0.05
Morning85°feels 87°
Afternoon96°feels 102°
Evening85°feels 92°
Overnight81°feels 86°
98 °
Grand Island, Monday, 17 August
Light rain. High 98°, low 79°.
Pressure30.03 inHg
Wind12.8 mph W
Humidity38%
Visibility—
Dew point66°
Tue, 18102° / 79°0.01
Morning87°feels 93°
Afternoon99°feels 107°
Evening84°feels 91°
Overnight81°feels 87°
102 °
Grand Island, Tuesday, 18 August
Light rain. High 102°, low 79°.
Pressure29.97 inHg
Wind9.4 mph SW
Humidity37%
Visibility—
Dew point68°
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 Grand Island, 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.