Expand
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 snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January is a refreshing winter month in Richvale, California, with an average temperature varying between 13.8°C and 5.5°C. The arrival of January sees an average high-temperature of a mild 13.8°C, hardly diverging from December's 12.5°C. Weather in January »
Weather in February
The last month of the winter, February, is another refreshing month in Richvale, California, with an average temperature ranging between min 5.4°C and max 14.8°C. In February, Richvale's weather conditions record an average high-temperature of a still refreshing 14.8°C, demonstrating little divergence from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Richvale, is a comfortable month, with an average temperature varying between 16.3°C and 6.6°C. The start of March sees the average high-temperature at a comfortable 16.3°C, showing little difference from February's 14.8°C. Weather in March »
Weather in April
April in Richvale, California, is an agreeable spring month, with an average temperature ranging between min 8.7°C and max 20.5°C. In Richvale, the average high-temperature in April slightly rises, from a comfortable 16.3°C in March, to a pleasant 20.5°C. Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Richvale, California, with an average temperature fluctuating between 11.7°C and 25.3°C. Richvale perceives a slight temperature ascent during May, with average high-temperatures adjusting from an agreeable 20.5°C in April to a moderately hot 25.3°C. Weather in May »
Weather in June
The first month of the summer, June, is a hot month in Richvale, California, with an average temperature fluctuating between 15.6°C and 31.3°C. The rise of average high-temperatures is seen in June, with an increase from a warm 25.3°C in May to a tropical 31.3°C. Weather in June »
Weather in July
July in Richvale, California, is a very hot summer month, with an average temperature fluctuating between 35.5°C and 17.6°C. Richvale notes the warmest temperatures in July, with a high average of 35.5°C and a low of 17.6°C. Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in Richvale, California, with an average temperature ranging between max 34.8°C and min 16.8°C. The advent of August brings an average high-temperature of a hot 34.8°C, exhibiting minor difference from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Richvale, is still a tropical month, with temperature in the range of an average high of 31.6°C and an average low of 16.1°C. The arrival of September is marked by a minor reduction in average high-temperature, sliding from a hot 34.8°C in August to a still tropical 31.6°C. Weather in September »
Weather in October
October, like September, in Richvale, California, is another warm autumn month, with an average temperature varying between 24.5°C and 12.2°C. October brings a decrease in the average high-temperature, shifting from a tropical 31.6°C in September to a moderately hot 24.5°C. Weather in October »
Weather in November
November, the last month of the autumn in Richvale, is another refreshing month, with an average temperature varying between 7.6°C and 17.3°C. A moderate decline in the average high-temperature is seen during November, decreasing from a warm 24.5°C in October to a refreshing 17.3°C. Weather in November »
Weather in December
The first month of the winter, December, is still a cool month in Richvale, California, with an average temperature fluctuating between 4.8°C and 12.5°C. Temperature records mark December as the coldest month, with highs averaging 12.5°C and lows at 4.8°C. Weather in December »
Updated: Aug 28, 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 Richvale, during the entire year, the rain falls for 80.4 days and collects up to 615mm of precipitation.
When it does not snow?
January through November are months without snowfall.
How many days does it snow?
In Richvale, during the entire year, snow falls for 0.1 days.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
What is the most humid month in Richvale?
With an average relative humidity of 72%, March is the most humid month.
What is the rainiest month?
March is the month with the most rainfall. Rain falls for 14.3 days and accumulates 117mm of precipitation.
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.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 7.
What time of the year is the hottest?
During the warmest month in Richvale, July, temperatures average a high of 35.5°C and a low of 17.6°C.
What is the least humid month?
With an average relative humidity of 33%, July is the least humid month.
What is the driest month?
July is the month with the least rainfall. Rain falls for 1.3 days and accumulates 1mm of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 12.1h of sunshine.
What time of the year is the coldest?
December is the coldest month of the year in Richvale, registering average temperatures as high as 12.5°C and as low as 4.8°C.
When does it snow?
The only month with snowfall is December.
When does it snow the most?
The month with the most snowfall days is December, when snow falls for 0.1 days.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year in Richvale.
What is the month with the least sunshine?
December has the least sunshine of the year in Richvale, California, with an average of 5.8h of sunshine.
Average temperature
Richvale, CA
The warmest month (with the highest average high temperature) is July (35.5°C).
The month with the lowest average high temperature is December (12.5°C).
The month with the highest average low temperature is July (17.6°C).
The coldest month (with the lowest average low temperature) is December (4.8°C).
Average pressure
Richvale, CA
- Average pressure in January:
1021.5mbar - Average pressure in February:
1018.8mbar - Average pressure in March:
1017.9mbar - Average pressure in April:
1016.3mbar - Average pressure in May:
1014.1mbar - Average pressure in June:
1012.4mbar
- Average pressure in July:
1012.8mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1013.2mbar - Average pressure in October:
1015.9mbar - Average pressure in November:
1018.8mbar - Average pressure in December:
1020.5mbar
The month with the highest atmospheric pressure is January (1021.5mbar).
The month with the lowest atmospheric pressure is June (1012.4mbar).
Average wind speed
Richvale, CA
- Average wind speed in January:
8.9km/h - Average wind speed in February:
9.7km/h - Average wind speed in March:
10.2km/h - Average wind speed in April:
10km/h - Average wind speed in May:
10km/h - Average wind speed in June:
9.3km/h
- Average wind speed in July:
8.9km/h - Average wind speed in August:
8.3km/h - Average wind speed in September:
8.5km/h - Average wind speed in October:
8.9km/h - Average wind speed in November:
8.3km/h - Average wind speed in December:
8.6km/h
The windiest month (with the highest average wind speed) is March (10.2km/h).
The calmest months (with the lowest average wind speed) are August and November (8.3km/h).
Average humidity
Richvale, CA
The month with the highest relative humidity is March (72%).
The month with the lowest relative humidity is July (33%).
Average rainfall
Richvale, CA
The wettest month (with the highest rainfall) is March (117mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days
Richvale, CA
- Average rainfall days in January:
9.9 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
9.4 days - Average rainfall days in May:
5.9 days - Average rainfall days in June:
2.6 days
- Average rainfall days in July:
1.3 days - Average rainfall days in August:
1.8 days - Average rainfall days in September:
2.3 days - Average rainfall days in October:
4.5 days - Average rainfall days in November:
8.2 days - Average rainfall days in December:
11.1 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1.3 days).
Average snowfall days
Richvale, CA
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.1 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Richvale, CA
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - 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 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- 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 1min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h and 1min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days
Richvale, CA
- Average sunshine days in January:
20.4 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
19.1 days - Average sunshine days in May:
23.9 days - Average sunshine days in June:
27 days
- Average sunshine days in July:
29.3 days - Average sunshine days in August:
28.6 days - Average sunshine days in September:
27 days - Average sunshine days in October:
26.2 days - Average sunshine days in November:
20.9 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is March (15.5 days).
Average UV index
Richvale, CA
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover
Richvale, CA
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility
Richvale, CA
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).