June weather forecastMonte Rio, CA
June
Weather in June
June, the first month of the summer in Monte Rio, is a moderately hot month, with an average temperature varying between 77.2°F (25.1°C) and 51.8°F (11°C).Temperature
With the onset of June, Monte Rio experiences a subtle temperature shift, with the average high-temperature moving from a pleasant 69.6°F (20.9°C) in May to a warm 77.2°F (25.1°C). During June, Monte Rio detects a significant contrast from its daytime temperatures, with nights averaging at a fresh 51.8°F (11°C).Humidity
The average relative humidity in June in Monte Rio is 64%.Rainfall
In Monte Rio, in June, it is raining for 1.8 days, with typically 0.12" (3mm) of accumulated precipitation. In Monte Rio, during the entire year, the rain falls for 60.1 days and collects up to 12.87" (327mm) of precipitation.Daylight
With an average of 14h and 48min of daylight, June has the longest days of the year in Monte Rio.On the first day of the month, sunrise is at 5:49 am and sunset at 8:30 pm. On the last day of June, sunrise is at 5:51 am and sunset at 8:40 pm PDT.
Sunshine
The average sunshine in June in Monte Rio is 11.4h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Monte Rio, California. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 6 in June translates into these instructions:
Deter overexposure. Protecting against the sun's effects is essential. 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. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Monte Rio, CA
- Average high temperature in June: 77.2°F
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).
- Average low temperature in June: 51.8°F
The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure in June
Monte Rio, CA
- Average pressure in June: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in June
Monte Rio, CA
- Average wind speed in June: 6.9mph
The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).
Average humidity in June
Monte Rio, CA
- Average humidity in June: 64%
The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall in June
Monte Rio, CA
- Average rainfall in June: 0.12"
The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in June
Monte Rio, CA
- Average rainfall days in June: 1.8 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).
Average daylight in June /
Average sunshine in June
Monte Rio, CA
- Average daylight in June: 14h and 48min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in June: 11h and 24min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in June
Monte Rio, CA
- Average sunshine days in June: 27.3 days
The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).
Average UV index in June
Monte Rio, CA
- Average UV index in June: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in June
Monte Rio, CA
- Average cloud cover in June: 17
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).
Average visibility in June
Monte Rio, 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).





