July weather forecastNewcastle, UT
July
Weather in July
July, the same as June, is another warm summer month in Newcastle, Utah, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 59°F (15°C).Temperature
July is the warmest month, with the temperature often reaching an average high of 82.8°F (28.2°C) and an average low of 59°F (15°C).Humidity
In Newcastle, the average relative humidity in July is 37%.Rainfall
The month with the most rainfall is July, when the rain falls for 14.2 days and typically aggregates up to 1.81" (46mm) of precipitation.Snowfall
In Newcastle, snow does not fall in June through September.Daylight
In July, the average length of the day is 14h and 28min.On the first day of July, sunrise is at 6:16 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 8:43 pm MDT.
Sunshine
In Newcastle, the average sunshine in July is 11.7h.UV index
June and July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In July, a daily UV index of 6 turns into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Newcastle, UT
- Average high temperature in July: 82.8°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in July: 59°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).
Average pressure in July
Newcastle, UT
- Average pressure in July: 29.91"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in July
Newcastle, UT
- Average wind speed in July: 6.3mph
The windiest month (with the highest average wind speed) is June (8.5mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).
Average humidity in July
Newcastle, UT
- Average humidity in July: 37%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is June (26%).
Average rainfall in July
Newcastle, UT
- Average rainfall in July: 1.81"
The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in July
Newcastle, UT
- Average rainfall days in July: 14.2 days
The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is November (3.2 days).
Average snowfall in July
Newcastle, UT
- Average snowfall in July: 0"
The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Newcastle, UT
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Newcastle, UT
- Average daylight in July: 14h and 30min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in July: 11h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).
Average sunshine days in July
Newcastle, UT
- Average sunshine days in July: 13.4 days
The month with the most sunshine days is June (24 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in July
Newcastle, UT
- Average UV index in July: 6
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in July
Newcastle, UT
- Average cloud cover in July: 15
The month with the most cloud cover is December (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 8).
Average visibility in July
Newcastle, UT
- 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).





