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The weather in July in Decorah

It's warm in July in Decorah with an average temperature of 27°C. Temperatures this month range from a low of 25°C to a high of 29°C. At night, you can expect temperatures between 15°C and 20°C.

Looking for sun? July isn’t a good month to be in Decorah. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Decorah, Iowa. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 32°C in 2019, Decorah reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 17°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 9°C to a highest value of 25°C.

Rainfall amount

In July, there is an average of 108 mm of precipitation, spread over 14 days. The wind speed is around 3 Bft, mostly coming from the Southwest.

Daily weather in July for Decorah

Click on any day in July to get detailed info about the usual weather on that day in Decorah. Check out the historical temperatures and precipitation over the past 10 years on this day.

July weather comparison

  Decorah New York
Average temperature 27°C 31°C
Max. temperature 29°C 33°C
Min. temperature 15°C -5°C
Total precipitation 108 mm 160 mm
Rainy days 14 days 18 days

Start of July

The month of July starts in Decorah with hot temps, averaging around 27°C during the day and nights around 18°C.

Mid July

By mid-July, daytime temps stay steady at around 27°C, with nights around 19°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of July

By the end of July, the average daytime temperature in Decorah is around 27°C, while nighttime temps are about 17°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable trips to Decorah

UV index

The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Decorah for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in July in Decorah, Iowa. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in July in Decorah

Temperature in July in Decorah over the years

Precipitation charts

These charts show the average amount of precipitation in July in Decorah, Iowa. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in July in Decorah

Total precipitation in July in Decorah over the years

Daily UV index in July in Decorah

This chart shows the average daily UV index in July in Decorah, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in July in Decorah

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Average weather in Decorah by month

Click on a month below to see detailed weather info for Decorah. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.