Climate and monthly weather forecastMorro Bay, CA
Climate and monthly weather forecast
Weather in January
January is an enjoyable winter month in Morro Bay, California, with an average temperature fluctuating between 48.4°F (9.1°C) and 61.2°F (16.2°C). Morro Bay transitions into January recording an average high-temperature of an enjoyable 61.2°F (16.2°C), closely aligning with the preceding month's temperature. Weather in January »Weather in February
The last month of the winter, February, is also a moderate month in Morro Bay, California, with an average temperature ranging between max 60.4°F (15.8°C) and min 47.3°F (8.5°C). The dawn of February sees an average high-temperature of a moderate 60.4°F (15.8°C), subtly contrasting with January's 61.2°F (16.2°C). Weather in February »Weather in March
March, the first month of the spring in Morro Bay, is a refreshing month, with an average temperature ranging between max 62.6°F (17°C) and min 47.8°F (8.8°C). At the onset of March, Morro Bay records an average high-temperature of a still refreshing 62.6°F (17°C), showing little deviation from the preceding month. Weather in March »Weather in April
April, like March, in Morro Bay, California, is another refreshing spring month, with an average temperature varying between 49.3°F (9.6°C) and 65.3°F (18.5°C). Morro Bay's shift from March to April is accompanied by an average high-temperature of a still enjoyable 65.3°F (18.5°C), a slight deviation from 62.6°F (17°C). Weather in April »Weather in May
May, the last month of the spring in Morro Bay, is an agreeable month, with an average temperature fluctuating between 68.5°F (20.3°C) and 52.3°F (11.3°C). During May, Morro Bay observes a subtle ascent to a pleasant 68.5°F (20.3°C) from April's 65.3°F (18.5°C) in the average high-temperature. Weather in May »Weather in June
June, the first month of the summer in Morro Bay, is still a pleasant month, with an average temperature fluctuating between 72.5°F (22.5°C) and 55.9°F (13.3°C). The shift into June uncovers an average high-temperature of a still agreeable 72.5°F (22.5°C), subtly different from the previous month. Weather in June »Weather in July
July in Morro Bay, California, is a moderately hot summer month, with an average temperature varying between 75.4°F (24.1°C) and 58.6°F (14.8°C). July brings an average high-temperature of a warm 75.4°F (24.1°C), showing a slight difference from June's 72.5°F (22.5°C). Weather in July »Weather in August
August, the last month of the summer in Morro Bay, is also a moderately hot month, with an average temperature varying between 76.1°F (24.5°C) and 59.5°F (15.3°C). The beginning of August records an average high-temperature of a still warm 76.1°F (24.5°C), almost echoing the conditions of the previous month. Weather in August »Weather in September
September, the first month of the autumn in Morro Bay, is still a warm month, with an average temperature ranging between min 59.9°F (15.5°C) and max 76.3°F (24.6°C). With average temperatures fluctuating between a high of 76.3°F (24.6°C) and a low of 59.9°F (15.5°C), September stands out as the warmest month. Weather in September »Weather in October
October, like September, is another pleasant autumn month in Morro Bay, California, with an average temperature varying between 57.2°F (14°C) and 71.8°F (22.1°C). Morro Bay's October average high-temperature settles at an agreeable 71.8°F (22.1°C), showing a near match with the preceding month. Weather in October »Weather in November
The last month of the autumn, November, is another refreshing month in Morro Bay, California, with an average temperature ranging between min 52.5°F (11.4°C) and max 65.5°F (18.6°C). November signals a slight drop in average high-temperature, sliding from October's pleasant 71.8°F (22.1°C) to a comfortable 65.5°F (18.6°C). Weather in November »Weather in December
December, the first month of the winter in Morro Bay, is still a mild month, with an average temperature fluctuating between 59.2°F (15.1°C) and 48°F (8.9°C). The coldest month is December, with an average high-temperature of 59.2°F (15.1°C) and an average low-temperature of 48°F (8.9°C). Weather in December »Updated: Aug 27, 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
January is the month with the most rainfall. Rain falls for 6.8 days and accumulates 1.81" (46mm) of precipitation.
Throughout the year, there are 53.7 rainfall days, and 8.58" (218mm) of precipitation is accumulated.
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 4.
The most humid month is March, with an average relative humidity of 70%.
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.
The months with the coldest seawater are April and May, with an average ocean temperature of 54.3°F (12.4°C).
With an average of 14h and 30min of daylight, June has the longest days of the year.
July has the most sunshine of the year, with an average of 12h of sunshine.
The month with the least rainfall is August, when the rain falls for 0.7 days and typically collects 0.04" (1mm) of precipitation.
The months with the warmest seawater are August and October, with an average ocean temperature of 58.6°F (14.8°C).
With an average maximum UV index of 6, August is the month with the highest UV index.
In Morro Bay, September is known for its average highest temperatures, reaching a high of 76.3°F (24.6°C) and a low of 59.9°F (15.5°C).
The months with the lowest humidity are September and October, with an average relative humidity of 61%.
Morro Bay's coldest temperatures are experienced in December, with average high temperatures of 59.2°F (15.1°C) and lows of 48°F (8.9°C).
With an average of 9h and 48min of daylight, December has the shortest days of the year.
December has the least sunshine of the year, with an average of 6.4h of sunshine.
Average temperature
Morro Bay, CA
The warmest month (with the highest average high temperature) is September (76.3°F).
The month with the lowest average high temperature is December (59.2°F).
The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (47.3°F).
Average pressure
Morro Bay, CA
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.91"Hg - Average pressure in October:
29.97"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June and September (29.91"Hg).
Average wind speed
Morro Bay, CA
- Average wind speed in January:
6.7mph - Average wind speed in February:
7.3mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.8mph - Average wind speed in May:
7.9mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6.1mph - Average wind speed in August:
6mph - Average wind speed in September:
6mph - Average wind speed in October:
6.3mph - Average wind speed in November:
6.3mph - Average wind speed in December:
6.8mph
The windiest month (with the highest average wind speed) is May (7.9mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).
Average humidity
Morro Bay, CA
The month with the highest relative humidity is March (70%).
The months with the lowest relative humidity are September and October (61%).
Average rainfall
Morro Bay, CA
- Average rainfall in January:
1.81" - Average rainfall in February:
1.38" - Average rainfall in March:
1.73" - Average rainfall in April:
0.51" - Average rainfall in May:
0.24" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.12" - Average rainfall in August:
0.04" - Average rainfall in September:
0.12" - Average rainfall in October:
0.47" - Average rainfall in November:
0.71" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is January (1.81").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days
Morro Bay, CA
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
7.3 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
6.2 days - Average rainfall days in May:
2.6 days - Average rainfall days in June:
1.1 days
- Average rainfall days in July:
2.7 days - Average rainfall days in August:
0.7 days - Average rainfall days in September:
1.6 days - Average rainfall days in October:
2.8 days - Average rainfall days in November:
4.3 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.7 days).
Average sea temperature
Morro Bay, CA
The best months for swimming (with the highest average sea temperature) are August and October (58.6°F).
The coldest month (with the lowest average sea temperature) is April (54.3°F).
Average daylight / Average sunshine
Morro Bay, CA
- Average daylight in January:
10h and 6min - Average daylight in February:
10h and 54min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 30min
- Average daylight in July:
14h and 18min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 18min - Average daylight in December:
9h and 48min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January:
6h and 42min - Average sunshine in February:
6h and 30min - Average sunshine in March:
8h and 36min - Average sunshine in April:
10h and 48min - Average sunshine in May:
11h and 24min - Average sunshine in June:
11h and 54min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 54min - Average sunshine in September:
11h and 18min - Average sunshine in October:
7h and 24min - Average sunshine in November:
7h and 0min - Average sunshine in December:
6h and 24min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days
Morro Bay, CA
- Average sunshine days in January:
23.3 days - Average sunshine days in February:
20.1 days - Average sunshine days in March:
20.5 days - Average sunshine days in April:
23.1 days - Average sunshine days in May:
27.8 days - Average sunshine days in June:
28.1 days
- Average sunshine days in July:
28 days - Average sunshine days in August:
28.8 days - Average sunshine days in September:
28.1 days - Average sunshine days in October:
27.1 days - Average sunshine days in November:
24.9 days - Average sunshine days in December:
22.5 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is February (20.1 days).
Average UV index
Morro Bay, CA
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover
Morro Bay, CA
The month with the most cloud cover is March (Cloud cover 28).
The months with the least cloud cover are August and September (Cloud cover 7).
Average visibility
Morro Bay, 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).
