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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 sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Seal Beach, California, is another comfortable winter month, with temperature in the range of an average low of 53.6°F (12°C) and an average high of 64.6°F (18.1°C). During January, Seal Beach records an average high-temperature of a still comfortable 64.6°F (18.1°C), marking a slight divergence from December's 62.8°F (17.1°C). Weather in January »
Weather in February
The last month of the winter, February, is another comfortable month in Seal Beach, California, with an average temperature ranging between min 52.7°F (11.5°C) and max 63.5°F (17.5°C). Seal Beach starts February with an average high-temperature of a still enjoyable 63.5°F (17.5°C), a minor shift from January's 64.6°F (18.1°C). Weather in February »
Weather in March
March, the first month of the spring in Seal Beach, is still a refreshing month, with an average temperature ranging between min 53.6°F (12°C) and max 65.3°F (18.5°C). In March, Seal Beach experiences a minor shift in meteorological conditions with average high-temperatures marked at a still enjoyable 65.3°F (18.5°C), closely mirroring the climate in February. Weather in March »
Weather in April
April, the same as March, is another refreshing spring month in Seal Beach, California, with temperature in the range of an average high of 67.1°F (19.5°C) and an average low of 55.4°F (13°C). The advent of April brings an average high-temperature of a still comfortable 67.1°F (19.5°C), exhibiting minor difference from the previous month. Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Seal Beach, California, with an average temperature ranging between max 68.2°F (20.1°C) and min 57.4°F (14.1°C). May's advent notes a subtle adjustment in average high-temperature to an agreeable 68.2°F (20.1°C) from April. Weather in May »
Weather in June
The first month of the summer, June, is still a pleasant month in Seal Beach, California, with an average temperature ranging between min 59.5°F (15.3°C) and max 71.2°F (21.8°C). The initiation of June sees an average high-temperature of a still agreeable 71.2°F (21.8°C), showing minor variations from the previous month. Weather in June »
Weather in July
July is a moderately hot summer month in Seal Beach, California, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 75.6°F (24.2°C). Seal Beach notes an average high-temperature of a moderately hot 75.6°F (24.2°C) in July, displaying minor variation from June. Weather in July »
Weather in August
August, the last month of the summer in Seal Beach, is also a moderately hot month, with an average temperature ranging between min 65.3°F (18.5°C) and max 77.4°F (25.2°C). August, on average, is the warmest month, registering a high temperature of 77.4°F (25.2°C) and a low of 65.3°F (18.5°C). Weather in August »
Weather in September
September, the first month of the autumn in Seal Beach, is still a warm month, with an average temperature fluctuating between 77°F (25°C) and 64.6°F (18.1°C). September's onset records a minor alteration in the average high-temperature to a still moderately hot 77°F (25°C) from August's 77.4°F (25.2°C). Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Seal Beach, California, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 62.1°F (16.7°C). With October's arrival, Seal Beach notes an average high-temperature of a still warm 73.8°F (23.2°C), closely following the trend of the preceding month. Weather in October »
Weather in November
The last month of the autumn, November, is also an agreeable month in Seal Beach, California, with an average temperature varying between 68.9°F (20.5°C) and 58.3°F (14.6°C). Seal Beach in November witnesses an average high-temperature of a pleasant 68.9°F (20.5°C), indicating a slight variation from October's 73.8°F (23.2°C). Weather in November »
Weather in December
The first month of the winter, December, is also an enjoyable month in Seal Beach, California, with an average temperature ranging between min 53.4°F (11.9°C) and max 62.8°F (17.1°C). In Seal Beach, California, the month of December is known for its lowest average temperatures, reaching a high of 62.8°F (17.1°C) and a low of 53.4°F (11.9°C). Weather in December »
Updated: Aug 10, 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 much does it rain?
In Seal Beach, during the entire year, the rain falls for 57.8 days and collects up to 8.82" (224mm) of precipitation.
When is the ocean coldest?
The month with the coldest seawater is January, with an average ocean temperature of 58.3°F (14.6°C).
What is the month with the lowest UV index?
The months with the lowest UV index in Seal Beach 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?
The most humid month in Seal Beach is June, with an average relative humidity of 73%.
What is the driest month?
June is the month with the least rainfall. Rain falls for 2.3 days and accumulates 0.04" (1mm) of precipitation.
When are the longest days?
With an average of 14h and 24min of daylight, June has the longest days of the year.
What are the months with the warmest ocean?
July and August, with an average ocean temperature of 67.8°F (19.9°C), are months with the warmest seawater.
What is the month with the highest UV index?
July through September, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month?
The warmest period in Seal Beach is August, when temperatures fluctuate between an average high of 77.4°F (25.2°C) and a low of 65.3°F (18.5°C).
What month has the most sunshine?
August has the most sunshine of the year, with an average of 12h of sunshine.
What is the least humid month?
The least humid month is November, with an average relative humidity of 57%.
What part of the year is the coldest?
With its average high temperature of 62.8°F (17.1°C) and a low of 53.4°F (11.9°C), December is regarded as the coldest month.
What is the rainiest month?
December is the month with the most rainfall. Rain falls for 6.6 days and accumulates 1.77" (45mm) of precipitation.
What is the month with the shortest days?
With an average of 10h and 0min of daylight, December has the shortest days of the year.
What is the month with the least sunshine in Seal Beach?
December has the least sunshine of the year, with an average of 6.7h of sunshine.
Average temperature
Seal Beach, CA
The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (62.8°F).
The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (52.7°F).
Average pressure
Seal Beach, CA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.89"Hg - Average pressure in October:
29.95"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 months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed
Seal Beach, CA
- Average wind speed in January:
5.6mph - Average wind speed in February:
5.9mph - Average wind speed in March:
6.2mph - Average wind speed in April:
6.7mph - Average wind speed in May:
6.5mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.3mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.6mph - Average wind speed in December:
5.7mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest months (with the lowest average wind speed) are August, September and October (5.3mph).
Average humidity
Seal Beach, CA
The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (57%).
Average rainfall
Seal Beach, CA
- Average rainfall in January:
1.69" - Average rainfall in February:
1.65" - Average rainfall in March:
1.1" - Average rainfall in April:
0.51" - Average rainfall in May:
0.28" - Average rainfall in June:
0.04"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.16" - Average rainfall in September:
0.2" - Average rainfall in October:
0.39" - Average rainfall in November:
0.79" - Average rainfall in December:
1.77"
The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days
Seal Beach, CA
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
6.4 days - Average rainfall days in March:
8.1 days - Average rainfall days in April:
6.1 days - Average rainfall days in May:
4.3 days - Average rainfall days in June:
2.3 days
- Average rainfall days in July:
3.8 days - Average rainfall days in August:
2.3 days - Average rainfall days in September:
3 days - Average rainfall days in October:
4.5 days - Average rainfall days in November:
5.2 days - Average rainfall days in December:
6.6 days
The month with the highest number of rainy days is March (8.1 days).
The months with the least rainy days are June and August (2.3 days).
Average sea temperature
Seal Beach, CA
The best months for swimming (with the highest average sea temperature) are July and August (67.9°F).
The coldest month (with the lowest average sea temperature) is January (58.3°F).
Average daylight / Average sunshine
Seal Beach, 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 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 4min - Average sunshine in October:
8h and 2min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days
Seal Beach, CA
- Average sunshine days in January:
24.2 days - Average sunshine days in February:
19.3 days - Average sunshine days in March:
21.2 days - Average sunshine days in April:
21.7 days - Average sunshine days in May:
23.1 days - Average sunshine days in June:
23.8 days
- Average sunshine days in July:
25.6 days - Average sunshine days in August:
26.3 days - Average sunshine days in September:
25.5 days - Average sunshine days in October:
24.4 days - Average sunshine days in November:
22.7 days - Average sunshine days in December:
22.7 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (19.3 days).
Average UV index
Seal Beach, CA
The months with the highest UV index are 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
Seal Beach, CA
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility
Seal Beach, 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).
Seal Beach, California, USA
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