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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
Richmond and Golden Gate residential districts as split by the scenic natural park
Weather in January
January, the same as December, in Richmond, California, is another mild winter month, with an average temperature ranging between min 44.8°F (7.1°C) and max 56.3°F (13.5°C). Richmond experiences an average high-temperature of a still refreshing 56.3°F (13.5°C) in January, subtly different from December's 55.6°F (13.1°C). Weather in January »
Weather in February
The last month of the winter, February, is also a moderate month in Richmond, California, with temperature in the range of an average high of 58.8°F (14.9°C) and an average low of 45.3°F (7.4°C). The shift into February reveals an average high-temperature of a still moderate 58.8°F (14.9°C), closely mirroring January's climate. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Richmond, California, with an average temperature varying between 46.4°F (8°C) and 60.8°F (16°C). Richmond's entry into March measures an average high-temperature of a comfortable 60.8°F (16°C), closely parallel to the preceding month. Weather in March »
Weather in April
April, the same as March, is another comfortable spring month in Richmond, California, with an average temperature varying between 64.9°F (18.3°C) and 47.8°F (8.8°C). April's weather records an average high-temperature of a still comfortable 64.9°F (18.3°C), showing little deviation from March. Weather in April »
Weather in May
The last month of the spring, May, is another comfortable month in Richmond, California, with an average temperature varying between 67.6°F (19.8°C) and 50.4°F (10.2°C). In May, the average high-temperature registers at a still refreshing 67.6°F (19.8°C), nearly identical to April's 64.9°F (18.3°C). Weather in May »
Weather in June
June, the first month of the summer in Richmond, is an agreeable month, with an average temperature fluctuating between 54.1°F (12.3°C) and 73°F (22.8°C). Observing a slight rise in June, the average high-temperature shifts from May's comfortable 67.6°F (19.8°C) to a pleasant 73°F (22.8°C). Weather in June »
Weather in July
July is a moderately hot summer month in Richmond, California, with an average temperature ranging between min 55.2°F (12.9°C) and max 74.7°F (23.7°C). July observes an average high-temperature of a warm 74.7°F (23.7°C), marking an insignificant difference from June's 73°F (22.8°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Richmond, California, with an average temperature fluctuating between 74.7°F (23.7°C) and 56.3°F (13.5°C). The advent of August brings an average high-temperature of a still moderately hot 74.7°F (23.7°C), exhibiting minor difference from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Richmond, California, with an average temperature fluctuating between 75.7°F (24.3°C) and 56.5°F (13.6°C). In Richmond, September is the month with the highest recorded average temperatures, measuring a high of 75.7°F (24.3°C) and a low of 56.5°F (13.6°C). Weather in September »
Weather in October
October, the same as September, in Richmond, California, is an agreeable autumn month, with an average temperature fluctuating between 70.3°F (21.3°C) and 54.7°F (12.6°C). In Richmond, entering October brings a subtle temperature decrement, reducing from September's moderately hot 75.7°F (24.3°C) to a pleasant 70.3°F (21.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Richmond, is also an enjoyable month, with temperature in the range of an average high of 62.6°F (17°C) and an average low of 49.1°F (9.5°C). The onset of November brings a small shift in high-temperatures, falling from an agreeable 70.3°F (21.3°C) in October to a refreshing 62.6°F (17°C). Weather in November »
Weather in December
December, the first month of the winter in Richmond, is still a refreshing month, with an average temperature varying between 45°F (7.2°C) and 55.6°F (13.1°C). With its high average temperature of 55.6°F (13.1°C) and a low of 45°F (7.2°C), December is regarded as the coldest month. Weather in December »
Updated: Feb 9, 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 Richmond?
In Richmond, during the entire year, the rain falls for 64.5 days and collects up to 5.98" (152mm) of precipitation.
When is the lowest UV index in Richmond?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the wettest month in Richmond?
The month with the most rainfall in Richmond is February, when the rain falls for 7.1 days and typically aggregates up to 1.38" (35mm) of precipitation.
What is the most humid month in Richmond?
With an average relative humidity of 75%, March is the most humid month in Richmond, California.
When is Daylight Saving Time (DST) in Richmond?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Richmond, California, 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 months are the ocean coldest in Richmond?
April through June, with an average ocean temperature of 53.1°F (11.7°C), are months with the coldest seawater.
What are the months with the highest UV index in Richmond?
April through September, with an average maximum UV index of 5, are months with the highest UV index in Richmond.
What is the driest month in Richmond?
June through September are months with the least rain in Richmond, California, when the rain falls for 2 days and typically aggregates up to 0.08" (2mm) of rain.
When are the longest days in Richmond?
June has the longest days of the year in Richmond, California, with an average of 14h and 48min of daylight.
What month has the most sunshine in Richmond?
With an average of 11.8h of sunshine, July has the most sunshine of the year.
What is the warmest month in Richmond?
September, recognised by an average high temperature of 75.7°F (24.3°C) and a low of 56.5°F (13.6°C), is Richmond's warmest month.
What is the month with the warmest ocean in Richmond?
September is the month with the warmest seawater in Richmond, with an average ocean temperature of 57.4°F (14.1°C).
What is the least humid month in Richmond?
The least humid month is October, with an average relative humidity of 65%.
What month is the coldest in Richmond?
The lowest temperatures in Richmond are recorded in December, with averages reaching a high of 55.6°F (13.1°C) and a low of 45°F (7.2°C).
What is the month with the shortest days in Richmond?
The month with the shortest days in Richmond is December, with an average of 9h and 36min of daylight.
What is the month with the least sunshine in Richmond?
December has the least sunshine of the year in Richmond, California, with an average of 5.7h of sunshine.
Average temperature
Richmond, CA
The warmest month (with the highest average high temperature) is September (75.7°F).
The month with the lowest average high temperature is December (55.6°F).
The month with the highest average low temperature is September (56.5°F).
The coldest month (with the lowest average low temperature) is January (44.8°F).
Average pressure
Richmond, CA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
30.03"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.92"Hg - Average pressure in October:
29.98"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed
Richmond, CA
- Average wind speed in January:
5.5mph - Average wind speed in February:
6.3mph - Average wind speed in March:
6.6mph - Average wind speed in April:
7.1mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7.2mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.3mph - Average wind speed in September:
5.7mph - Average wind speed in October:
5.3mph - Average wind speed in November:
5.1mph - Average wind speed in December:
5.7mph
The windiest month (with the highest average wind speed) is May (7.5mph).
The calmest month (with the lowest average wind speed) is November (5.1mph).
Average humidity
Richmond, CA
The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is October (65%).
Average rainfall
Richmond, CA
- Average rainfall in January:
0.98" - Average rainfall in February:
1.38" - Average rainfall in March:
0.87" - Average rainfall in April:
0.28" - Average rainfall in May:
0.31" - Average rainfall in June:
0.08"
- Average rainfall in July:
0.08" - Average rainfall in August:
0.08" - Average rainfall in September:
0.08" - Average rainfall in October:
0.28" - Average rainfall in November:
0.63" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is February (1.38").
The driest months (with the least rainfall) are June, July, August and September (0.08").
Average rainfall days
Richmond, CA
- Average rainfall days in January:
8.1 days - Average rainfall days in February:
7.1 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
6.4 days - Average rainfall days in May:
4.6 days - Average rainfall days in June:
2 days
- Average rainfall days in July:
2.2 days - Average rainfall days in August:
2.4 days - Average rainfall days in September:
2.5 days - Average rainfall days in October:
3.9 days - Average rainfall days in November:
5.3 days - Average rainfall days in December:
9.2 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is June (2 days).
Average sea temperature
Richmond, CA
The best month for swimming (with the highest average sea temperature) is September (57.3°F).
The coldest months (with the lowest average sea temperature) are April and June (53°F).
Average daylight / Average sunshine
Richmond, CA
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
5h and 5min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 4min - Average sunshine in April:
10h and 2min - Average sunshine in May:
10h and 3min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 3min - Average sunshine in September:
10h and 5min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 3min - Average sunshine in December:
5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days
Richmond, CA
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
19.8 days - Average sunshine days in March:
18.4 days - Average sunshine days in April:
22.4 days - Average sunshine days in May:
22.5 days - Average sunshine days in June:
24.7 days
- Average sunshine days in July:
24.9 days - Average sunshine days in August:
23.2 days - Average sunshine days in September:
24.5 days - Average sunshine days in October:
24.6 days - Average sunshine days in November:
23.3 days - Average sunshine days in December:
20.7 days
The month with the most sunshine days is July (24.9 days).
The month with the least sunshine days is March (18.4 days).
Average UV index
Richmond, CA
The months with the highest UV index are April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Richmond, CA
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility
Richmond, 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).
Richmond, California, USA
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