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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 snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Rubidoux, California, is another comfortable winter month, with an average temperature varying between 65.3°F (18.5°C) and 47.3°F (8.5°C). Rubidoux's January reports an average high-temperature of a still enjoyable 65.3°F (18.5°C), exhibiting a minor difference from December. Weather in January »
Weather in February
The last month of the winter, February, is another refreshing month in Rubidoux, California, with an average temperature varying between 65.1°F (18.4°C) and 46°F (7.8°C). The advent of February denotes an average high-temperature of a still enjoyable 65.1°F (18.4°C), subtly different from January's 65.3°F (18.5°C). Weather in February »
Weather in March
The first month of the spring, March, is an agreeable month in Rubidoux, California, with an average temperature fluctuating between 47.5°F (8.6°C) and 68.7°F (20.4°C). March notes an average high-temperature of an agreeable 68.7°F (20.4°C), subtly differing from February's 65.1°F (18.4°C). Weather in March »
Weather in April
April, like March, is an agreeable spring month in Rubidoux, California, with an average temperature ranging between max 73°F (22.8°C) and min 50.5°F (10.3°C). In April, Rubidoux notes an average high-temperature of a still pleasant 73°F (22.8°C), hardly different from the preceding month. Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Rubidoux, California, with an average temperature varying between 76.6°F (24.8°C) and 54°F (12.2°C). Rubidoux, California, records a slight change with May's average high-temperatures adjusting to a warm 76.6°F (24.8°C) from April's 73°F (22.8°C). Weather in May »
Weather in June
June, the first month of the summer in Rubidoux, is also a moderately hot month, with an average temperature fluctuating between 58.6°F (14.8°C) and 84.2°F (29°C). As May transitions into June, a subtle temperature shift is observed, with average highs adjusting from 76.6°F (24.8°C) to a still warm 84.2°F (29°C). Weather in June »
Weather in July
July is a tropical summer month in Rubidoux, California, with an average temperature varying between 64.8°F (18.2°C) and 90.1°F (32.3°C). July signifies a subtle uplift in the average high-temperature, adjusting from a warm 84.2°F (29°C) in June to a hot 90.1°F (32.3°C). Weather in July »
Weather in August
August, the last month of the summer in Rubidoux, is another tropical month, with temperature in the range of an average low of 66.4°F (19.1°C) and an average high of 91.2°F (32.9°C). The warmest time of the year is August, with temperatures averaging a high of 91.2°F (32.9°C) and a low of 66.4°F (19.1°C). For most parts of August, the heat index is calculated to be a tropical 93.2°F (34°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a hot month in Rubidoux, California, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 88.3°F (31.3°C). Rubidoux marks the arrival of September with an average high-temperature of a still tropical 88.3°F (31.3°C), hardly different from August's 91.2°F (32.9°C). Weather in September »
Weather in October
October, like September, in Rubidoux, California, is a moderately hot autumn month, with an average temperature varying between 57.9°F (14.4°C) and 79.5°F (26.4°C). October brings a minor shift in the average high-temperature, adjusting from a tropical 88.3°F (31.3°C) in September to a warm 79.5°F (26.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Rubidoux, is another pleasant month, with an average temperature varying between 71.4°F (21.9°C) and 52°F (11.1°C). The move into November indicates a slight reduction in the average high-temperature, down from October's warm 79.5°F (26.4°C) to a pleasant 71.4°F (21.9°C). Weather in November »
Weather in December
December, the first month of the winter in Rubidoux, is still a refreshing month, with an average temperature fluctuating between 45.9°F (7.7°C) and 63.3°F (17.4°C). With average temperatures fluctuating between a high of 63.3°F (17.4°C) and a low of 45.9°F (7.7°C), December stands out as the coldest month. Weather in December »
Updated: Aug 21, 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 Rubidoux, during the entire year, the rain falls for 49 days and collects up to 7.32" (186mm) of precipitation.
When it does not snow?
January, March through December are months without snowfall.
How many days does it snow?
Throughout the year, there are 0.1 snowfall days.
What is the wettest month?
The wettest months are February and December, with an average 1.61" (41mm) of rainfall.
When does it snow?
The only month with snowfall is February.
When does it snow the most?
The month with the most snowfall days is February, when snow falls for 0.1 days.
What is the month with the least sunshine?
The months with the least sunshine are February and December, with an average of 6.8h of sunshine.
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?
May is the most humid month, with an average relative humidity of 56%.
What is the driest month?
June is the month with the least rainfall in Rubidoux. Rain falls for 1.1 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 most sunshine?
July and August, with an average of 12.1h of sunshine, are months with the most sunshine.
When is the highest UV index?
July and August, with an average maximum UV index of 7, are months with the highest UV index.
What month is the hottest?
August stands out as Rubidoux's warmest month, with an average high-temperature of 91.2°F (32.9°C) and a low-temperature of 66.4°F (19.1°C).
What is the least humid month?
The least humid month is August, with an average relative humidity of 43%.
What is the coldest month in Rubidoux?
Temperature readings reach their annual highs in December, averaging 63.3°F (17.4°C) and a minimum average of 45.9°F (7.7°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 54min of daylight.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 3.
Average temperature
Rubidoux, CA
The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is December (63.3°F).
The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is December (45.9°F).
Average pressure
Rubidoux, CA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.89"Hg - Average pressure in August:
29.88"Hg - Average pressure in September:
29.88"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 (29.86"Hg).
Average wind speed
Rubidoux, CA
- Average wind speed in January:
5.2mph - Average wind speed in February:
4.9mph - Average wind speed in March:
5mph - Average wind speed in April:
5.5mph - Average wind speed in May:
5.6mph - Average wind speed in June:
5.3mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.4mph - Average wind speed in October:
4.7mph - Average wind speed in November:
4.8mph - Average wind speed in December:
5mph
The windiest month (with the highest average wind speed) is May (5.6mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity
Rubidoux, CA
The month with the highest relative humidity is May (56%).
The month with the lowest relative humidity is August (43%).
Average rainfall
Rubidoux, CA
- Average rainfall in January:
1.1" - Average rainfall in February:
1.61" - Average rainfall in March:
0.87" - Average rainfall in April:
0.63" - Average rainfall in May:
0.2" - Average rainfall in June:
0.04"
- Average rainfall in July:
0.16" - Average rainfall in August:
0.08" - Average rainfall in September:
0.08" - Average rainfall in October:
0.2" - Average rainfall in November:
0.75" - Average rainfall in December:
1.61"
The wettest months (with the highest rainfall) are February and December (1.61").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days
Rubidoux, CA
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
7.7 days - Average rainfall days in April:
5.8 days - Average rainfall days in May:
4.4 days - Average rainfall days in June:
1.1 days
- Average rainfall days in July:
3.1 days - Average rainfall days in August:
1.7 days - Average rainfall days in September:
2.1 days - Average rainfall days in October:
2.6 days - Average rainfall days in November:
3.7 days - Average rainfall days in December:
5.8 days
The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.1 days).
Average snowfall days
Rubidoux, CA
- Average snowfall days in January:
0 days - Average snowfall days in February:
0.1 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 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight / Average sunshine
Rubidoux, 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 1min - 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:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- 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:
11h and 0min - Average sunshine in May:
11h and 2min - Average sunshine in June:
12h and 0min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 1min - Average sunshine in September:
10h and 4min - Average sunshine in October:
8h and 5min - Average sunshine in November:
7h and 1min - Average sunshine in December:
6h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 48min).
Average sunshine days
Rubidoux, CA
- Average sunshine days in January:
25 days - Average sunshine days in February:
21.6 days - Average sunshine days in March:
23.3 days - Average sunshine days in April:
23.6 days - Average sunshine days in May:
24.9 days - Average sunshine days in June:
27.9 days
- Average sunshine days in July:
25.2 days - Average sunshine days in August:
26.9 days - Average sunshine days in September:
25.8 days - Average sunshine days in October:
26.3 days - Average sunshine days in November:
25.3 days - Average sunshine days in December:
23.8 days
The month with the most sunshine days is June (27.9 days).
The month with the least sunshine days is February (21.6 days).
Average UV index
Rubidoux, CA
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover
Rubidoux, CA
The months with the most cloud cover are February and March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility
Rubidoux, 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).
Rubidoux, California, USA
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