Grand Island Weather in September

Grand Island in September sees high temperatures, with highs around 26°C (79°F) and overnight lows of 12°C (54°F). Rainfall is fairly high at around 61 mm (2.4 in) on average, so pack waterproofs just in case.

Rainfall in Grand Island in September

Typically around 8 days of rainfall are expected, averaging 61 mm (2.4 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Grand Island in September

September is a good time to be in Grand Island. Days are perfect, reaching 26°C (79°F), with nights around 12°C (54°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Grand Island's climate page.

Grand Island Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 27%  

Precipitation 61 mm (2.4 in)  

Rainy days 8 days  

What to Wear in Grand Island in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket.

What To Do in Grand Island in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

8/10

Walking

8/10

Camping

8/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Grand Island's climate page.

More climate data for Grand Island

Temperature Rainfall

See the full Grand Island climate overview or explore weather in the United States of America.