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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Chino Hills, California, is another enjoyable winter month, with an average temperature ranging between max 66.6°F (19.2°C) and min 49.3°F (9.6°C). The transition into January notes an average high-temperature of a still comfortable 66.6°F (19.2°C), revealing a mild distinction from the 63.9°F (17.7°C) in December. Weather in January »
Weather in February
The last month of the winter, February, is another refreshing month in Chino Hills, California, with an average temperature fluctuating between 48.4°F (9.1°C) and 65.7°F (18.7°C). As Chino Hills transitions from January to February, the average high-temperatures adjust to a still refreshing 65.7°F (18.7°C), nearly the same as the previous 66.6°F (19.2°C). Weather in February »
Weather in March
The first month of the spring, March, is an agreeable month in Chino Hills, California, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 68.7°F (20.4°C). Transitioning into March, Chino Hills records an average high-temperature of a pleasant 68.7°F (20.4°C), almost identical to February's 65.7°F (18.7°C). Weather in March »
Weather in April
April, the same as March, in Chino Hills, California, is an agreeable spring month, with an average temperature ranging between max 72.1°F (22.3°C) and min 52.3°F (11.3°C). The advent of April brings an average high-temperature of a still agreeable 72.1°F (22.3°C), exhibiting minor difference from the previous month. Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Chino Hills, California, with temperature in the range of an average high of 74.7°F (23.7°C) and an average low of 55.4°F (13°C). The average high-temperature during May registers at a moderately hot 74.7°F (23.7°C), maintaining a close resemblance to the previous month. Weather in May »
Weather in June
June, the first month of the summer in Chino Hills, is also a moderately hot month, with an average temperature varying between 58.6°F (14.8°C) and 80.2°F (26.8°C). The start of June brings a subtle shift in the average high-temperature, edging up from May's 74.7°F (23.7°C) to a still moderately hot 80.2°F (26.8°C). Weather in June »
Weather in July
July in Chino Hills, California, is a hot summer month, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 64°F (17.8°C). The start of July is characterized by a subtle increase in the average high-temperature, transitioning from a warm 80.2°F (26.8°C) in June to a tropical 86.2°F (30.1°C). Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Chino Hills, California, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 87.6°F (30.9°C). August is the month that records the highest temperatures, with averages ranging from a high of 87.6°F (30.9°C) to a low of 65.8°F (18.8°C). August's mean heat index is appraised at a hot 91.4°F (33°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a hot month in Chino Hills, California, with an average temperature ranging between max 86°F (30°C) and min 64.4°F (18°C). In September, Chino Hills experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 87.6°F (30.9°C) in August to a still tropical 86°F (30°C). Weather in September »
Weather in October
October, like September, in Chino Hills, California, is another warm autumn month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 79°F (26.1°C). With October's onset, the weather reveals a slight temperature decrease, transitioning from a hot 86°F (30°C) in September to a warm 79°F (26.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Chino Hills, is also an agreeable month, with an average temperature ranging between min 54.5°F (12.5°C) and max 71.6°F (22°C). The arrival of November corresponds with a light shift in temperature, down from a warm 79°F (26.1°C) in October to a pleasant 71.6°F (22°C). Weather in November »
Weather in December
The first month of the winter, December, is still a refreshing month in Chino Hills, California, with an average temperature ranging between max 63.9°F (17.7°C) and min 48.4°F (9.1°C). The month of December sees the lowest average temperatures, reaching 63.9°F (17.7°C) at the peak and 48.4°F (9.1°C) at the low. Weather in December »
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How many days does it rain?
Throughout the year, there are 41.8 rainfall days, and 2.8" (71mm) of precipitation is accumulated.
What is the month with the lowest UV index in Chino Hills?
The months with the lowest UV index in Chino Hills are January, February, November and December, with an average maximum UV index of 4.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.
What is the most humid month?
The months with the highest humidity are May and June, with an average relative humidity of 60%.
What is the driest month?
June is the month with the least rainfall. Rain falls for 0.9 days and accumulates 0.04" (1mm) of precipitation.
When are the longest days?
June has the longest days of the year, with an average of 14h and 24min of daylight.
What are the months with the most sunshine?
The months with the most sunshine are July and August, with an average of 12.1h of sunshine.
What time of the year is the hottest?
Temperature records mark August as the warmest month, with highs averaging 87.6°F (30.9°C) and lows at 65.8°F (18.8°C).
When is the highest UV index?
The month with the highest UV index is August, with an average maximum UV index of 7.
What is the least humid month?
With an average relative humidity of 48%, November is the least humid month.
What is the coldest time of year?
Temperature records mark December as the coldest month, with highs averaging 63.9°F (17.7°C) and lows at 48.4°F (9.1°C).
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 5.5 days and typically aggregates up to 0.51" (13mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 54min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 6.8h of sunshine.
Average temperature
Chino Hills, CA
The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is December (63.9°F).
The month with the highest average low temperature is August (65.8°F).
The coldest months (with the lowest average low temperature) are February and December (48.4°F).
Average pressure
Chino Hills, CA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.91"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.9"Hg - Average pressure in August:
29.89"Hg - Average pressure in September:
29.88"Hg - Average pressure in October:
29.94"Hg - Average pressure in November:
30.03"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Chino Hills, CA
- Average wind speed in January:
5.2mph - Average wind speed in February:
4.9mph - Average wind speed in March:
4.9mph - Average wind speed in April:
5.5mph - Average wind speed in May:
5.5mph - Average wind speed in June:
5.1mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.5mph - Average wind speed in September:
4.3mph - Average wind speed in October:
4.6mph - Average wind speed in November:
4.8mph - Average wind speed in December:
5mph
The windiest months (with the highest average wind speed) are April and May (5.5mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).
Average humidity
Chino Hills, CA
The months with the highest relative humidity are May and June (60%).
The month with the lowest relative humidity is November (48%).
Average rainfall
Chino Hills, CA
- Average rainfall in January:
0.35" - Average rainfall in February:
0.43" - Average rainfall in March:
0.39" - Average rainfall in April:
0.24" - Average rainfall in May:
0.16" - Average rainfall in June:
0.04"
- Average rainfall in July:
0.12" - Average rainfall in August:
0.08" - Average rainfall in September:
0.08" - Average rainfall in October:
0.12" - Average rainfall in November:
0.28" - Average rainfall in December:
0.51"
The wettest month (with the highest rainfall) is December (0.51").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days
Chino Hills, CA
- Average rainfall days in January:
3.8 days - Average rainfall days in February:
4.4 days - Average rainfall days in March:
7.2 days - Average rainfall days in April:
4.3 days - Average rainfall days in May:
3.6 days - Average rainfall days in June:
0.9 days
- Average rainfall days in July:
2.8 days - Average rainfall days in August:
1.4 days - Average rainfall days in September:
2 days - Average rainfall days in October:
2.6 days - Average rainfall days in November:
3.3 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (0.9 days).
Average daylight / Average sunshine
Chino Hills, CA
- Average daylight in January:
10h and 1min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
13h and 5min - Average daylight in June:
14h and 2min
- Average daylight in July:
14h and 1min - Average daylight in August:
13h and 2min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
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 January:
6h and 5min - Average sunshine in February:
6h and 5min - Average sunshine in March:
8h and 5min - Average sunshine in April:
11h and 0min - Average sunshine in May:
11h and 2min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 1min - Average sunshine in September:
10h and 4min - Average sunshine in October:
8h and 4min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days
Chino Hills, CA
- Average sunshine days in January:
25.4 days - Average sunshine days in February:
21.8 days - Average sunshine days in March:
22.6 days - Average sunshine days in April:
24.7 days - Average sunshine days in May:
24.5 days - Average sunshine days in June:
27.3 days
- Average sunshine days in July:
26 days - Average sunshine days in August:
26.8 days - Average sunshine days in September:
25.3 days - Average sunshine days in October:
25.6 days - Average sunshine days in November:
24.3 days - Average sunshine days in December:
23.8 days
The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is February (21.8 days).
Average UV index
Chino Hills, CA
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover
Chino Hills, CA
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
Chino Hills, CA
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).
Chino Hills, California, USA
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