June weather forecastMountain Pass, CA
June
Weather in June
June, the first month of the summer in Mountain Pass, is a tropical month, with an average temperature ranging between max 94.6°F (34.8°C) and min 72.5°F (22.5°C).Temperature
Mountain Pass's transition into June sees a rise in the average high-temperature, advancing from a moderately hot 81.7°F (27.6°C) in May to a hot 94.6°F (34.8°C). Despite the high peak temperatures, Mountain Pass witnesses an average nighttime cooling to a pleasant 72.5°F (22.5°C) in June.Humidity
The least humid month is June, with an average relative humidity of 15%.Rainfall
The month with the least rainfall is June, when the rain falls for 0.9 days and typically collects 0.04" (1mm) of precipitation.Snowfall
In Mountain Pass, snow does not fall in January, March through December.Daylight
June has the longest days of the year, with an average of 14h and 30min of daylight.On the first day of the month, sunrise is at 5:27 am and sunset at 7:52 pm. On the last day of June, sunrise is at 5:30 am and sunset at 8:01 pm PDT.
Sunshine
In Mountain Pass, California, the average sunshine in June is 12.1h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum UV index of 8 in June translates into the following recommendations:
Always be mindful of protection. The risk of damage to skin and eyes is significant if neglected. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Mountain Pass, CA
- Average high temperature in June: 94.6°F
The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (50.9°F).
- Average low temperature in June: 72.5°F
The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is December (38.8°F).
Average pressure in June
Mountain Pass, CA
- Average pressure in June: 29.76"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).
Average wind speed in June
Mountain Pass, CA
- Average wind speed in June: 8.6mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).
Average humidity in June
Mountain Pass, CA
- Average humidity in June: 15%
The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is June (15%).
Average rainfall in June
Mountain Pass, CA
- Average rainfall in June: 0.04"
The wettest months (with the highest rainfall) are July and August (0.55").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in June
Mountain Pass, CA
- Average rainfall days in June: 0.9 days
The month with the highest number of rainy days is July (6.1 days).
The month with the least rainy days is June (0.9 days).
Average snowfall in June
Mountain Pass, CA
- Average snowfall in June: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in June
Mountain Pass, CA
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in June /
Average sunshine in June
Mountain Pass, CA
- Average daylight in June: 14h and 30min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in June: 12h and 6min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in June
Mountain Pass, CA
- Average sunshine days in June: 27.6 days
The month with the most sunshine days is June (27.6 days).
The month with the least sunshine days is July (18.7 days).
Average UV index in June
Mountain Pass, CA
- Average UV index in June: 8
The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in June
Mountain Pass, CA
- Average cloud cover in June: 6
The months with the most cloud cover are January and December (Cloud cover 19).
The months with the least cloud cover are June and August (Cloud cover 6).
Average visibility in June
Mountain Pass, CA
- Average visibility in June: 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).





