July weather forecast
Hayden, ID

July, often considered the peak of summer, comes with the highest possible temperatures of the year, soaring up to 81.9°F (27.7°C). The rainfall reaches its lowest point, with a scarce average of 0.43" (11mm), signifying an extremely dry period. Hayden, Idaho experiences an arid climate in July, with reduced relative humidity and a heightened UV index that needs attention. The area caters to a variety of summer recreation—both land and water-based—thanks to the extended daylight and increased sunshine hours. Notably, despite the high temperatures, the wind speed remains steady, providing some respite from the heat.

Temperature

The shift into July in Hayden is characterized by a rise in the average high-temperature, transitioning from June's pleasant 70.2°F (21.2°C) to a moderately hot 81.9°F (27.7°C). With a notable difference from peak temperatures, an average of 50.5°F (10.3°C) marks the nights in Hayden, Idaho, in July.

Heat index

In July, the average heat index is evaluated at 82.4°F (28°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In July, the average relative humidity in Hayden, Idaho, is 50%.

Rainfall

The months with the least rainfall in Hayden are July and August Rain falls for 5.8 days and accumulates 0.43" (11mm) of rain.

Snowfall

In Hayden, snow does not fall in June through August.

Daylight

In July, the average length of the day is 15h and 32min.
On the first day of the month, sunrise is at 4:53 am and sunset at 8:49 pm. On the last day of July, in Hayden, Idaho, sunrise is at 5:24 am and sunset at 8:23 pm PDT.

Sunshine

In Hayden, the average sunshine in July is 11.7h.

UV index

The month with the highest UV index in Hayden is July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.