10-day forecast for Grand Island, NY: 59° to 84°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Saturday, August 15
84° · 0.17 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1081° / 70°0.06
Morning70°feels 71°
Afternoon78°feels 79°
Evening78°feels 80°
Overnight71°feels 72°
81 °
Grand Island, Monday, 10 August
Light rain. High 81°, low 70°.
Pressure29.91 inHg
Wind9.4 mph SW
Humidity63%
Visibility6.2 mi
Dew point66°
Tue, 1184° / 68°0.02
Morning70°feels 71°
Afternoon83°feels 82°
Evening74°feels 74°
Overnight70°feels 71°
84 °
Grand Island, Tuesday, 11 August
Light rain. High 84°, low 68°.
Pressure29.91 inHg
Wind5.8 mph W
Humidity42%
Visibility6.2 mi
Dew point55°
Wed, 1280° / 67°0
Morning68°feels 68°
Afternoon80°feels 80°
Evening71°feels 71°
Overnight70°feels 70°
80 °
Grand Island, Wednesday, 12 August
Clear. High 80°, low 67°.
Pressure29.77 inHg
Wind6.7 mph NE
Humidity50%
Visibility6.2 mi
Dew point58°
Thu, 1377° / 60°0
Morning64°feels 63°
Afternoon77°feels 76°
Evening70°feels 70°
Overnight65°feels 65°
77 °
Grand Island, Thursday, 13 August
Clear. High 77°, low 60°.
Pressure29.97 inHg
Wind7.7 mph NW
Humidity43%
Visibility6.2 mi
Dew point51°
Fri, 1476° / 60°0.02
Morning64°feels 64°
Afternoon74°feels 73°
Evening69°feels 68°
Overnight64°feels 63°
76 °
Grand Island, Friday, 14 August
Light rain. High 76°, low 60°.
Pressure30.12 inHg
Wind5.4 mph N
Humidity43%
Visibility—
Dew point49°
Sat, 1583° / 60°0
Morning70°feels 68°
Afternoon82°feels 80°
Evening73°feels 73°
Overnight71°feels 70°
83 °
Grand Island, Saturday, 15 August
Partly cloudy. High 83°, low 60°.
Pressure30.09 inHg
Wind4.1 mph E
Humidity30%
Visibility—
Dew point46°
Sun, 1684° / 64°0.17
Morning74°feels 75°
Afternoon81°feels 83°
Evening64°feels 64°
Overnight65°feels 65°
84 °
Grand Island, Sunday, 16 August
Light rain. High 84°, low 64°.
Pressure29.62 inHg
Wind20.6 mph SW
Humidity60%
Visibility—
Dew point67°
Mon, 1779° / 59°0
Morning67°feels 67°
Afternoon77°feels 77°
Evening70°feels 70°
Overnight66°feels 66°
79 °
Grand Island, Monday, 17 August
Mostly clear. High 79°, low 59°.
Pressure30.03 inHg
Wind5.3 mph NW
Humidity42%
Visibility—
Dew point51°
Tue, 1883° / 65°0.09
Morning72°feels 71°
Afternoon80°feels 80°
Evening78°feels 78°
Overnight71°feels 72°
83 °
Grand Island, Tuesday, 18 August
Light rain. High 83°, low 65°.
Pressure29.88 inHg
Wind16.9 mph SW
Humidity58%
Visibility—
Dew point62°
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, NY 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.