July weather forecast
Castleford, ID

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Weather in July

July is a tropical summer month in Castleford, Idaho, with an average temperature varying between 62.4°F (16.9°C) and 89.8°F (32.1°C).

Temperature

Castleford registers the highest average temperatures during the month of July, with peaks of 89.8°F (32.1°C) and lows of 62.4°F (16.9°C).

Humidity

July is the least humid month, with an average relative humidity of 27%.

Rainfall

The month with the least rainfall is July, when the rain falls for 5.3 days and typically collects 0.28" (7mm) of precipitation.

Snowfall

In Castleford, snow does not fall in May through September.

Daylight

In July, the average length of the day is 14h and 56min.
On the first day of July, sunrise is at 6:06 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 9:00 pm MDT.

Sunshine

July has the most sunshine of the year, with an average of 12h of sunshine.

UV index

With an average maximum UV index of 7, July is the month with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: In July, the maximum UV index of 7 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

Temperature readings reach their annual highs in July, averaging 89.8°F (32.1°C) and a minimum average of 62.4°F (16.9°C).

How hot does it get in July?

The high-temperature during July is 89.8°F (32.1°C) and the low-temperature is 62.4°F (16.9°C).

What is the least humid month?

July is the least humid month, with an average relative humidity of 27%.

What is the average humidity in July?

In Castleford, the average relative humidity in July is 27%.

What is the driest month?

The month with the least rainfall is July, when the rain falls for 5.3 days and typically collects 0.28" (7mm) of precipitation.

How much does it rain in July?

In Castleford, during July, the rain falls for 5.3 days and regularly aggregates up to 0.28" (7mm) of precipitation.

When it does not snow?

In Castleford, snow does not fall in May through September.

What is the average length of the day in July?

The average day length in July is 14h and 56min.

When is the sunrise / sunset in July?

On the first day of July in Castleford, Idaho, sunrise is at 6:06 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 9:00 pm MDT.

What month has the most sunshine?

With an average of 12h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Castleford have in July?

In Castleford, the average sunshine duration in July is 12h.

What is the month with the highest UV index?

With an average maximum UV index of 7, July is the month with the highest UV index.

What is the UV index reading in July?

The average daily maximum UV index in July is 7. 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
Castleford, ID

Average temperature in July - Castleford, ID
  • Average high temperature in July: 89.8°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is December (34.2°F).

  • Average low temperature in July: 62.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).

Average pressure in July
Castleford, ID

Average pressure in July - Castleford, ID
  • Average pressure in July: 29.88"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in July
Castleford, ID

Average wind speed in July - Castleford, ID
  • Average wind speed in July: 7.7mph

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).

Average humidity in July
Castleford, ID

Average humidity in July - Castleford, ID
  • Average humidity in July: 27%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (27%).

Average rainfall in July
Castleford, ID

Average rainfall in July - Castleford, ID
  • Average rainfall in July: 0.28"

The wettest month (with the highest rainfall) is January (1.18").
The driest month (with the least rainfall) is July (0.28").

Average rainfall days in July
Castleford, ID

Average rainfall days in July - Castleford, ID
  • Average rainfall days in July: 5.3 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is October (5.2 days).

Average snowfall in July
Castleford, ID

Average snowfall in July - Castleford, ID
  • Average snowfall in July: 0"

The month with the highest snowfall is January (5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Castleford, ID

Average snowfall days in July - Castleford, ID
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Castleford, ID

Average daylight in July / Average sunshine in July - Castleford, ID
  • Average daylight in July: 14h and 5min

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 6min).

  • Average sunshine in July: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in July
Castleford, ID

Average sunshine days in July - Castleford, ID
  • Average sunshine days in July: 21.6 days

The month with the most sunshine days is October (24.5 days).
The month with the least sunshine days is February (16.1 days).

Average UV index in July
Castleford, ID

Average UV index in July - Castleford, ID
  • Average UV index in July: 7

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in July
Castleford, ID

Average cloud cover in July - Castleford, ID
  • Average cloud cover in July: 10

The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are July and August (Cloud cover 10).

Average visibility in July
Castleford, ID

Average visibility in July - Castleford, ID
  • Average visibility in July: 6mi

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

Castleford, Idaho, USA

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