Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
June signifies a subtle uplift in the average high-temperature, adjusting from a warm 75.2°F (24°C) in May to a still moderately hot 81.5°F (27.5°C). In Monrovia, the June nights descend to a significantly cooler average of 57.7°F (14.3°C) compared to daytime highs.Heat index
For June, the heat index is evaluated at 82.4°F (28°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Humidity
In June, the average relative humidity in Monrovia is 55%.Rainfall
June is the month with the least rainfall in Monrovia. Rain falls for 1.1 days and accumulates 0.04" (1mm) of precipitation.Daylight
June has the longest days of the year, with an average of 14h and 24min of daylight.On the first day of the month, sunrise is at 5:41 am and sunset at 7:58 pm. On the last day of June, sunrise is at 5:43 am and sunset at 8:07 pm PDT.
Sunshine
The average sunshine in June in Monrovia is 12h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 6 in June leads to these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
What is the temperature in June in Monrovia?
What is the average humidity in June in Monrovia?
What is the driest month in Monrovia?
How much does it rain in Monrovia in June?
When are the longest days in Monrovia?
What is the average length of the day in June in Monrovia?
What time are sunrise and sunset in June in Monrovia?
How many hours of sunshine does Monrovia have in June?
What is the month with the highest UV index in Monrovia?
How high is the UV index in June in Monrovia?
Average temperature in June
Monrovia, CA
- Average high temperature in June: 81.5°F
The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is December (61.7°F).
- Average low temperature in June: 57.7°F
The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is December (45.7°F).
Average pressure in June
Monrovia, CA
- Average pressure in June: 29.88"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in June
Monrovia, CA
- Average wind speed in June: 5.3mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).
Average humidity in June
Monrovia, CA
- Average humidity in June: 55%
The months with the highest relative humidity are March and May (56%).
The month with the lowest relative humidity is November (46%).
Average rainfall in June
Monrovia, CA
- Average rainfall in June: 0.04"
The wettest months (with the highest rainfall) are February and December (1.77").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in June
Monrovia, CA
- Average rainfall days in June: 1.1 days
The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.1 days).
Average daylight in June /
Average sunshine in June
Monrovia, CA
- Average daylight in June: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in June: 12h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 54min).
Average sunshine days in June
Monrovia, CA
- Average sunshine days in June: 28.3 days
The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (21 days).
Average UV index in June
Monrovia, CA
- Average UV index in June: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in June
Monrovia, CA
- Average cloud cover in June: 8
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in June
Monrovia, 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).
Monrovia, California, USA
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