Clear Lake Weather in September

Clear Lake in September sees high temperatures, with highs around 23°C (73°F) and overnight lows of 10°C (50°F). Rainfall is fairly high at around 75 mm (3 in) on average, so pack waterproofs just in case.

Rainfall in Clear Lake in September

You can expect rain on around 9 days based on historical patterns, with 75 mm (3 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Clear Lake in September

If you're visiting Clear Lake in September, expect perfect temperatures with highs of 23°C (73°F) and overnight lows of 10°C (50°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Clear Lake in September

The city usually sees around 240 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Clear Lake.

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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 Clear Lake's climate page.

Clear Lake Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 30%  

Precipitation 75 mm (3 in)  

Rainy days 9 days  

Sunshine 240 hours *  

Percentage Sunshine *  

* Data from: Albert Lea, the United States of America (56 KM, 35 Miles).

What to Wear in Clear Lake in September

For Clear Lake in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Clear Lake in September

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

4/10

Outdoor sports

9/10

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 Clear Lake's climate page.

More climate data for Clear Lake

Temperature Rainfall Sunshine

See the full Clear Lake climate overview or explore weather in the United States of America.