July weather forecast
Waterville, IA

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Weather in July

July, like June, in Waterville, Iowa, is another warm summer month, with an average temperature fluctuating between 62.1°F (16.7°C) and 79°F (26.1°C).

Temperature

The month of July, characterized by an average high of 79°F (26.1°C) and a low of 62.1°F (16.7°C), is recognized as the warmest.

Humidity

In July, the average relative humidity is 84%.

Rainfall

In July, in Waterville, the rain falls for 17.5 days. Throughout July, 3.35" (85mm) of precipitation is accumulated. Throughout the year, there are 144.7 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Waterville.

Daylight

The average length of the day in July in Waterville is 15h and 1min.
On the first day of July, sunrise is at 5:29 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 8:27 pm CDT.

Sunshine

The average sunshine in July in Waterville is 9.6h.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What month is the hottest in Waterville?

Waterville, Iowa, records the warmest temperatures in July, averaging a high of 79°F (26.1°C) and a low of 62.1°F (16.7°C).

What are July temperatures in Waterville?

Waterville in July has an average high-temperature of 79°F (26.1°C) and an average low-temperature of 62.1°F (16.7°C).

What is the average humidity in July in Waterville?

In Waterville, Iowa, the average relative humidity in July is 84%.

How much does it rain in Waterville in July?

In July, the rain falls for 17.5 days. Throughout July, 3.35" (85mm) of precipitation is accumulated.

When it does not snow in Waterville?

June through September are months without snowfall in Waterville, Iowa.

What is the average length of the day in July in Waterville?

The average day length in July in Waterville, Iowa, is 15h and 1min.

When is the sunrise / sunset in July in Waterville?

In July, on the first day of the month, sunrise is at 5:29 am and sunset at 8:48 pm. On the last day of the month, in Waterville, sunrise is at 5:55 am and sunset at 8:27 pm CDT.

How long on average sun shines in July in Waterville?

The average sunshine duration in July in Waterville, Iowa, is 9.6h.

What is the month with the highest UV index in Waterville?

The month with the highest UV index in Waterville is July, with an average maximum UV index of 6.

What is the UV index reading in July in Waterville?

In Waterville, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Waterville, IA

Average temperature in July - Waterville, IA
  • Average high temperature in July: 79°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in July: 62.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

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Average pressure in July
Waterville, IA

Average pressure in July - Waterville, IA
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in July
Waterville, IA

Average wind speed in July - Waterville, IA
  • Average wind speed in July: 6.9mph

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in July
Waterville, IA

Average humidity in July - Waterville, IA
  • Average humidity in July: 84%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in July
Waterville, IA

Average rainfall in July - Waterville, IA
  • Average rainfall in July: 3.35"

The wettest month (with the highest rainfall) is June (5.24").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in July
Waterville, IA

Average rainfall days in July - Waterville, IA
  • Average rainfall days in July: 17.5 days

The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in July
Waterville, IA

Average snowfall in July - Waterville, IA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Waterville, IA

Average snowfall days in July - Waterville, IA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in July /
Average sunshine in July
Waterville, IA

Average daylight in July / Average sunshine in July - Waterville, IA
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 9h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in July
Waterville, IA

Average sunshine days in July - Waterville, IA
  • Average sunshine days in July: 9.3 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (7.6 days).

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Average UV index in July
Waterville, IA

Average UV index in July - Waterville, IA
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in July
Waterville, IA

Average cloud cover in July - Waterville, IA
  • Average cloud cover in July: 35

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in July
Waterville, IA

Average visibility in July - Waterville, IA
  • Average visibility in July: 5mi

The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).

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Waterville, Iowa, USA

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