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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, the same as December, is another comfortable winter month in East Irvine, California, with an average temperature ranging between max 65.1°F (18.4°C) and min 50.7°F (10.4°C). The commencement of January records an average high-temperature of a still comfortable 65.1°F (18.4°C), barely varying from December's 63.1°F (17.3°C). Weather in January »
Weather in February
The last month of the winter, February, is another comfortable month in East Irvine, California, with an average temperature ranging between min 49.6°F (9.8°C) and max 64.2°F (17.9°C). February's arrival brings an average high-temperature of a still enjoyable 64.2°F (17.9°C), demonstrating subtle variation from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is still a refreshing month in East Irvine, California, with an average temperature varying between 66.4°F (19.1°C) and 50.5°F (10.3°C). At the onset of March, East Irvine records an average high-temperature of a still comfortable 66.4°F (19.1°C), showing little deviation from the preceding month. Weather in March »
Weather in April
April in East Irvine, California, is a pleasant spring month, with an average temperature fluctuating between 69.1°F (20.6°C) and 52.7°F (11.5°C). April's onset records a minor alteration in the average high-temperature to an agreeable 69.1°F (20.6°C) from March's 66.4°F (19.1°C). Weather in April »
Weather in May
May, the last month of the spring in East Irvine, is also an agreeable month, with an average temperature ranging between max 70.3°F (21.3°C) and min 55.4°F (13°C). The advent of May brings an average high-temperature of a still pleasant 70.3°F (21.3°C), almost identical to the preceding month. Weather in May »
Weather in June
June, the first month of the summer in East Irvine, is a warm month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 57.9°F (14.4°C). As May transitions into June, East Irvine records an average high-temperature of a warm 75°F (23.9°C), showing a gentle shift from the preceding month. Weather in June »
Weather in July
July, like June, in East Irvine, California, is another warm summer month, with temperature in the range of an average high of 79.9°F (26.6°C) and an average low of 63.1°F (17.3°C). East Irvine's July average high-temperature settles at a still warm 79.9°F (26.6°C), showing a near match with the preceding month. Weather in July »
Weather in August
August, the last month of the summer in East Irvine, is also a moderately hot month, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 81.7°F (27.6°C). August is the month when East Irvine experiences its warmest temperatures, averaging a high of 81.7°F (27.6°C) and a low of 64.8°F (18.2°C). The heat index value for August is estimated at 84.2°F (29°C). Weather in August »
Weather in September
September, the first month of the autumn in East Irvine, is still a warm month, with an average temperature fluctuating between 80.4°F (26.9°C) and 63.9°F (17.7°C). The transition into September is marked with an average high-temperature of a still moderately hot 80.4°F (26.9°C), showing an insignificant shift from August's 81.7°F (27.6°C). Weather in September »
Weather in October
October, the same as September, is another warm autumn month in East Irvine, California, with an average temperature ranging between min 60.1°F (15.6°C) and max 75.6°F (24.2°C). The transition from September to October sees an average high-temperature of a still warm 75.6°F (24.2°C), indicating a minor variance from the prior month. Weather in October »
Weather in November
The last month of the autumn, November, is also an agreeable month in East Irvine, California, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 70.2°F (21.2°C). November's arrival aligns with a minor decrease in average high-temperatures, from October's moderately hot 75.6°F (24.2°C) to an agreeable 70.2°F (21.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a comfortable month in East Irvine, California, with an average temperature ranging between min 50.2°F (10.1°C) and max 63.1°F (17.3°C). December, marked by an average high-temperature of 63.1°F (17.3°C) and a low-temperature of 50.2°F (10.1°C), is the coldest month. Weather in December »
Updated: Jun 4, 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 in East Irvine?
In East Irvine, during the entire year, the rain falls for 65.2 days and collects up to 9.17" (233mm) of precipitation.
When is the lowest UV index?
The months with the lowest UV index are January through March, 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?
With an average relative humidity of 69%, June is the most humid month.
What is the driest month?
June is the month with the least rainfall. Rain falls for 2.1 days and accumulates 0.08" (2mm) of precipitation.
When are the longest days?
The month with the longest days is June, with an average of 14h and 24min of daylight.
What is the month with the highest UV index?
The months with the highest UV index in East Irvine are June through September, with an average maximum UV index of 6.
What is the month with the most sunshine?
The months with the most sunshine are July and August, with an average of 12h of sunshine.
What are the warmest months?
East Irvine's August weather, with an average high temperature of 81.7°F (27.6°C) and an average low temperature of 64.8°F (18.2°C), tends to be the warmest of the year.
What is the least humid month?
The least humid month is November, with an average relative humidity of 55%.
What time of the year is the coldest?
In East Irvine, December is known for its average lowest temperatures, reaching a high of 63.1°F (17.3°C) and a low of 50.2°F (10.1°C).
What is the wettest month?
December is the month with the most rainfall. Rain falls for 7.1 days and accumulates 1.85" (47mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 0min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year in East Irvine, with an average of 6.6h of sunshine.
Average temperature
East Irvine, CA
The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (63.1°F).
The month with the highest average low temperature is August (64.8°F).
The coldest month (with the lowest average low temperature) is February (49.6°F).
Average pressure
East Irvine, 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:
29.92"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.89"Hg - Average pressure in September:
29.89"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 (29.88"Hg).
Average wind speed
East Irvine, CA
- Average wind speed in January:
5mph - Average wind speed in February:
5.2mph - Average wind speed in March:
5.3mph - Average wind speed in April:
5.8mph - Average wind speed in May:
5.7mph - Average wind speed in June:
5.1mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.6mph - Average wind speed in September:
4.5mph - Average wind speed in October:
4.7mph - Average wind speed in November:
4.9mph - Average wind speed in December:
5mph
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
East Irvine, CA
The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (55%).
Average rainfall
East Irvine, CA
- Average rainfall in January:
1.42" - Average rainfall in February:
1.61" - Average rainfall in March:
1.02" - Average rainfall in April:
0.63" - Average rainfall in May:
0.35" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.31" - Average rainfall in September:
0.28" - Average rainfall in October:
0.43" - Average rainfall in November:
0.79" - Average rainfall in December:
1.85"
The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days
East Irvine, CA
- Average rainfall days in January:
6.1 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
8.4 days - Average rainfall days in April:
7.1 days - Average rainfall days in May:
5.3 days - Average rainfall days in June:
2.1 days
- Average rainfall days in July:
4.6 days - Average rainfall days in August:
3.1 days - Average rainfall days in September:
4 days - Average rainfall days in October:
5.2 days - Average rainfall days in November:
5.4 days - Average rainfall days in December:
7.1 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is June (2.1 days).
Average daylight / Average sunshine
East Irvine, 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 0min - 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:
10h and 0min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January:
6h and 5min - Average sunshine in February:
6h and 5min - Average sunshine in March:
8h and 4min - Average sunshine in April:
10h and 5min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 0min - 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 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days
East Irvine, CA
- Average sunshine days in January:
23.4 days - Average sunshine days in February:
19.6 days - Average sunshine days in March:
21.3 days - Average sunshine days in April:
20.7 days - Average sunshine days in May:
22.5 days - Average sunshine days in June:
24.1 days
- Average sunshine days in July:
23.8 days - Average sunshine days in August:
24.9 days - Average sunshine days in September:
23.1 days - Average sunshine days in October:
23.4 days - Average sunshine days in November:
22.9 days - Average sunshine days in December:
22.5 days
The month with the most sunshine days is August (24.9 days).
The month with the least sunshine days is February (19.6 days).
Average UV index
East Irvine, CA
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover
East Irvine, CA
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility
East Irvine, 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).
East Irvine, California, USA
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