June weather forecast
Grimes, CA

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Weather in June

The first month of the summer, June, is a hot month in Grimes, California, with an average temperature varying between 59.7°F (15.4°C) and 90°F (32.2°C).

Temperature

Grimes's June weather brings a rise in high-temperatures, moving from a moderately hot 79.3°F (26.3°C) in May to a tropical 90°F (32.2°C). Grimes experiences a significant downturn from peak daytime temperatures throughout June, with the average low-temperature dipping to a mild 59.7°F (15.4°C).

Heat index

The average heat index in June is computed to be a hot 91.4°F (33°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In Grimes, the average relative humidity in June is 43%.

Rainfall

In June, in Grimes, the rain falls for 2.2 days. Throughout June, 0.2" (5mm) of precipitation is accumulated. In Grimes, during the entire year, the rain falls for 75.1 days and collects up to 17.09" (434mm) of precipitation.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of June, sunrise is at 5:43 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:37 pm PDT.

Sunshine

In Grimes, the average sunshine in June is 11.8h.

UV index

The months with the highest UV index in Grimes are June and July, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: In June, the UV index of 7 transforms into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

How hot is it in Grimes in June?

In June, the average high-temperature and low-temperature in Grimes, California, are 90°F (32.2°C) and 59.7°F (15.4°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in June is computed to be 91.4°F (33°C).

What is the average humidity in June in Grimes?

In Grimes, California, the average relative humidity in June is 43%.

How many days does it rain in June in Grimes?

In Grimes, during June, the rain falls for 2.2 days and regularly aggregates up to 0.2" (5mm) of precipitation.

When are the longest days in Grimes?

The month with the longest days in Grimes is June, with an average of 14h and 54min of daylight.

What is the average length of the day in June in Grimes?

The average day length in June in Grimes is 14h and 52min.

When is the sunrise / sunset in June in Grimes?

On the first day of June in Grimes, sunrise is at 5:43 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:37 pm PDT.

How many hours of sunshine does Grimes have in June?

The average sunshine duration in June in Grimes, California, is 11.8h.

What are the months with the highest UV index in Grimes?

The months with the highest UV index in Grimes are June and July, with an average maximum UV index of 7.

How high is the UV index in June in Grimes?

The average daily maximum UV index in June in Grimes, California, is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Grimes, CA

Average temperature in June - Grimes, CA
  • Average high temperature in June: 90°F

The warmest month (with the highest average high temperature) is July (97.2°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in June: 59.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in June
Grimes, CA

Average pressure in June - Grimes, CA
  • Average pressure in June: 29.9"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in June
Grimes, CA

Average wind speed in June - Grimes, CA
  • Average wind speed in June: 5.4mph

The windiest month (with the highest average wind speed) is March (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in June
Grimes, CA

Average humidity in June - Grimes, CA
  • Average humidity in June: 43%

The month with the highest relative humidity is March (73%).
The months with the lowest relative humidity are July and September (38%).

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Average rainfall in June
Grimes, CA

Average rainfall in June - Grimes, CA
  • Average rainfall in June: 0.2"

The wettest month (with the highest rainfall) is February (3.07").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in June
Grimes, CA

Average rainfall days in June - Grimes, CA
  • Average rainfall days in June: 2.2 days

The month with the highest number of rainy days is March (13.8 days).
The month with the least rainy days is July (0.9 days).

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Average daylight in June /
Average sunshine in June
Grimes, CA

Average daylight in June / Average sunshine in June - Grimes, CA
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in June
Grimes, CA

Average sunshine days in June - Grimes, CA
  • Average sunshine days in June: 27.4 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is March (16.2 days).

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Average UV index in June
Grimes, CA

Average UV index in June - Grimes, CA
  • Average UV index in June: 7

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in June
Grimes, CA

Average cloud cover in June - Grimes, CA
  • Average cloud cover in June: 10

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in June
Grimes, CA

Average visibility in June - Grimes, 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).

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Grimes, California, USA

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