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Willow Weather in September

September in Willow averages 14°C (57°F) during the day and 5°C (41°F) at night. Quite a bit of rainfall is typical this month, with around 119 mm (4.7 in) on average. An umbrella is a good idea.

Rainfall in Willow in September

Analyzing past climate data, one can expect approximately 15 days of rain, averaging 119 mm (4.7 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Willow in September

September in Willow brings moderate temperatures, with highs of 14°C (57°F) and nights around 5°C (41°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Willow in September

The area enjoys a moderate level of sunlight, with around 160 hours. It's a good balance between sunny and cloudy days.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

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

Willow Temperature in September

Min TemperatureMin Temperature 5°C (41°F)  
Max TemperatureMax Temperature 14°C (57°F)  
Chance of RainChance of Rain 48%  
PrecipitationPrecipitation 119 mm (4.7 in)  
Rainy daysRainy days 15 days  
HumidityHumidity 76% *  
SunshineSunshine 160 hours *  
Percentage SunshinePercentage Sunshine 41% *  
* Data from: Anchorage, the United States of America (64 KM, 40 Miles).

Best Places in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Willow in September

The weather can swing between comfortable and chilly in September, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Willow in September

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

Swimming
5/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
9/10

Select a Month

Check the conditions for any month of the year.

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

More climate data for Willow