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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
- 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 Challenge, California, is a cool winter month, with temperature in the range of an average high of 54.7°F (12.6°C) and an average low of 39.7°F (4.3°C). Challenge marks the arrival of January with an average high-temperature of a still fresh 54.7°F (12.6°C), hardly different from December's 52.5°F (11.4°C). Weather in January »
Weather in February
February, the last month of the winter in Challenge, is a moderate month, with an average temperature varying between 55.6°F (13.1°C) and 39.2°F (4°C). The transition into February shows a subtle variation to a mild 55.6°F (13.1°C) from January's 54.7°F (12.6°C) in the average high-temperature. Weather in February »
Weather in March
The first month of the spring, March, is also a moderate month in Challenge, California, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 41.5°F (5.3°C). The advent of March sees the average high-temperature at a still refreshing 58.1°F (14.5°C), subtly shifted from February's 55.6°F (13.1°C). Weather in March »
Weather in April
April in Challenge, California, is a comfortable spring month, with an average temperature varying between 45.1°F (7.3°C) and 65.7°F (18.7°C). A slight uplift in the average high-temperature marks April, adjusting from March's mild 58.1°F (14.5°C) to a still refreshing 65.7°F (18.7°C). Weather in April »
Weather in May
May, the last month of the spring in Challenge, is a moderately hot month, with an average temperature fluctuating between 73.8°F (23.2°C) and 50.7°F (10.4°C). The start of May signals a slight increase in the average high-temperature, moving from a comfortable 65.7°F (18.7°C) in April to a warm 73.8°F (23.2°C). Weather in May »
Weather in June
June, the first month of the summer in Challenge, is also a moderately hot month, with an average temperature varying between 84.7°F (29.3°C) and 57.9°F (14.4°C). June brings a rise in the average high-temperature, transitioning from May's 73.8°F (23.2°C) to a still warm 84.7°F (29.3°C). Weather in June »
Weather in July
July in Challenge, California, is a hot summer month, with an average temperature varying between 61.9°F (16.6°C) and 92.5°F (33.6°C). Challenge's July weather, with an average high temperature of 92.5°F (33.6°C) and an average low temperature of 61.9°F (16.6°C), tends to be the warmest of the year. Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Challenge, California, with an average temperature ranging between min 61.2°F (16.2°C) and max 91.4°F (33°C). The onset of August notes an average high-temperature of a still tropical 91.4°F (33°C), subtly shifted from July's 92.5°F (33.6°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Challenge, California, with an average temperature ranging between max 85.5°F (29.7°C) and min 59°F (15°C). The start of September involves a subtle temperature drop, shifting from a hot 91.4°F (33°C) in August to a moderately hot 85.5°F (29.7°C). Weather in September »
Weather in October
October, like September, in Challenge, California, is a moderately hot autumn month, with an average temperature varying between 52.2°F (11.2°C) and 73.4°F (23°C). Transition into October marks a drop in the average high-temperature, moving from a warm 85.5°F (29.7°C) in September to a still moderately hot 73.4°F (23°C). Weather in October »
Weather in November
November, the last month of the autumn in Challenge, is another mild month, with temperature in the range of an average low of 43.9°F (6.6°C) and an average high of 60.6°F (15.9°C). The transition into November involves a decrease in the average high-temperature, falling from a warm 73.4°F (23°C) in October to a mild 60.6°F (15.9°C). Weather in November »
Weather in December
December, the first month of the winter in Challenge, is also a fresh month, with temperature in the range of an average high of 52.5°F (11.4°C) and an average low of 38.1°F (3.4°C). Challenge's December weather, marked by an average high temperature of 52.5°F (11.4°C) and an average low temperature of 38.1°F (3.4°C), is the coldest in the year. Weather in December »
Updated: Jul 20, 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?
Throughout the year, there are 88.4 rainfall days, and 30.35" (771mm) of precipitation is accumulated.
When it does not snow?
In Challenge, snow does not fall in January, March through October.
How much does it snow?
In Challenge, during the entire year, snow aggregates up to 0.79" (20mm).
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.
When does it snow?
Months with snowfall are February, November and December.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 0.6 days and typically aggregates up to 0.43" (11mm) of snow.
What is the most humid month?
The most humid month is March, with an average relative humidity of 74%.
What is the wettest month?
The month with the most rainfall is March, when the rain falls for 15.5 days and typically aggregates up to 6.02" (153mm) of precipitation.
When is Daylight Saving Time (DST) in Challenge?
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?
June has the longest days of the year, with an average of 14h and 54min of daylight.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 7, are months with the highest UV index.
What is the hottest time of year?
Challenge reaches its average highest temperatures in July, measuring 92.5°F (33.6°C) at the peak and 61.9°F (16.6°C) at the lowest.
What are the least humid months?
The months with the lowest humidity are July and August, with an average relative humidity of 34%.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 1.4 days and typically collects 0.04" (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 is the coldest month?
December is the month that records the lowest temperatures, with averages ranging from a high of 52.5°F (11.4°C) to a low of 38.1°F (3.4°C).
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 24min of daylight.
What is the month with the least sunshine?
With an average of 5.7h of sunshine, December has the least sunshine of the year.
Average temperature
Challenge, CA
The warmest month (with the highest average high temperature) is July (92.5°F).
The month with the lowest average high temperature is December (52.5°F).
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is December (38.1°F).
Average pressure
Challenge, CA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.92"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Challenge, CA
- Average wind speed in January:
5.9mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.2mph - Average wind speed in April:
6.2mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.7mph - Average wind speed in October:
5.8mph - Average wind speed in November:
5.5mph - Average wind speed in December:
5.5mph
The windiest months (with the highest average wind speed) are February, March and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Challenge, CA
The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and August (34%).
Average rainfall
Challenge, CA
- Average rainfall in January:
4.49" - Average rainfall in February:
5.63" - Average rainfall in March:
6.02" - Average rainfall in April:
1.93" - Average rainfall in May:
1.65" - Average rainfall in June:
0.31"
- Average rainfall in July:
0.04" - Average rainfall in August:
0.12" - Average rainfall in September:
0.43" - Average rainfall in October:
1.46" - Average rainfall in November:
2.99" - Average rainfall in December:
5.28"
The wettest month (with the highest rainfall) is March (6.02").
The driest month (with the least rainfall) is July (0.04").
Average rainfall days
Challenge, CA
- Average rainfall days in January:
10.3 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
15.5 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
8.5 days - Average rainfall days in June:
3.2 days
- Average rainfall days in July:
1.4 days - Average rainfall days in August:
1.7 days - Average rainfall days in September:
2.8 days - Average rainfall days in October:
4.3 days - Average rainfall days in November:
8.2 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is March (15.5 days).
The month with the least rainy days is July (1.4 days).
Average snowfall
Challenge, CA
The month with the highest snowfall is February (0.43").
The months with the least snowfall are January, March, April, May, June, July, August, September and October (0").
Average snowfall days
Challenge, CA
- Average snowfall days in January:
0 days - Average snowfall days in February:
0.6 days - Average snowfall days in March:
0.1 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:
0.1 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are January, April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Challenge, 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 0min - Average sunshine in March:
7h and 2min - Average sunshine in April:
10h and 0min - Average sunshine in May:
11h and 0min - 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 0min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 4min
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 42min).
Average sunshine days
Challenge, CA
- Average sunshine days in January:
19.2 days - Average sunshine days in February:
17.2 days - Average sunshine days in March:
14.5 days - Average sunshine days in April:
17 days - Average sunshine days in May:
20.1 days - Average sunshine days in June:
25.8 days
- Average sunshine days in July:
28.3 days - Average sunshine days in August:
28.1 days - Average sunshine days in September:
25.9 days - Average sunshine days in October:
25.6 days - Average sunshine days in November:
20.8 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (14.5 days).
Average UV index
Challenge, 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
Challenge, CA
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility
Challenge, 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).
Challenge, California, USA
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