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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 in Yreka, California, is a chilly winter month, with an average temperature fluctuating between 43.3°F (6.3°C) and 28.2°F (-2.1°C). The average high-temperature is a chilly 43.3°F (6.3°C) in January, hardly different from the 41.5°F (5.3°C) recorded in December. Weather in January »
Weather in February
February, the last month of the winter in Yreka, is also a frosty month, with an average temperature ranging between max 44.6°F (7°C) and min 28.8°F (-1.8°C). The average high-temperature is a still chilly 44.6°F (7°C) in February, hardly different from the 43.3°F (6.3°C) recorded in January. Weather in February »
Weather in March
March, the first month of the spring in Yreka, is also a frosty month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 47.8°F (8.8°C). Yreka, California, experiences an average high-temperature of a still frosty 47.8°F (8.8°C) in March, marking an insignificant shift from 44.6°F (7°C) in February. Weather in March »
Weather in April
April is a cool spring month in Yreka, California, with an average temperature ranging between min 33.6°F (0.9°C) and max 55°F (12.8°C). The average high-temperature mildly increases in April, edging from a frosty 47.8°F (8.8°C) in March to a cool 55°F (12.8°C). Weather in April »
Weather in May
May, the last month of the spring in Yreka, is a refreshing month, with an average temperature varying between 63.9°F (17.7°C) and 38.7°F (3.7°C). The commencement of May sees a minor shift in the average high-temperature, moving from a fresh 55°F (12.8°C) in April to a comfortable 63.9°F (17.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Yreka, California, with an average temperature ranging between max 72.9°F (22.7°C) and min 43.9°F (6.6°C). The arrival of June brings a change in Yreka's weather, with average high-temperatures moving from May's comfortable 63.9°F (17.7°C) to an agreeable 72.9°F (22.7°C). Weather in June »
Weather in July
July in Yreka, California, is a moderately hot summer month, with an average temperature ranging between min 49.8°F (9.9°C) and max 84.2°F (29°C). In Yreka, the warmest months are July and August, registering an average high-temperature of 84.2°F (29°C). In July, the heat index is estimated at a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Yreka, California, with an average temperature fluctuating between 84.2°F (29°C) and 50.2°F (10.1°C). In Yreka, July and August are characterised by the peak of temperatures, recording an average high of 84.2°F (29°C). In August, the average heat index is estimated at a tropical 86°F (30°C). Weather in August »
Weather in September
September, the first month of the autumn in Yreka, is also a moderately hot month, with an average temperature fluctuating between 44.8°F (7.1°C) and 75.9°F (24.4°C). During the shift to September, Yreka records a mild decrease in average high-temperature, moving from 84.2°F (29°C) in August to a still warm 75.9°F (24.4°C). Weather in September »
Weather in October
October, like September, in Yreka, California, is another comfortable autumn month, with an average temperature ranging between min 38.1°F (3.4°C) and max 62.6°F (17°C). Yreka in October undergoes a mild reduction in the average high-temperature, shifting from September's moderately hot 75.9°F (24.4°C) to a refreshing 62.6°F (17°C). Weather in October »
Weather in November
November, the last month of the autumn in Yreka, is also a fresh month, with an average temperature ranging between max 50°F (10°C) and min 31.3°F (-0.4°C). November brings a drop in Yreka's average high-temperature, falling from a refreshing 62.6°F (17°C) in October to a cool 50°F (10°C). Weather in November »
Weather in December
December, the first month of the winter in Yreka, is also a wintry month, with temperature in the range of an average high of 41.5°F (5.3°C) and an average low of 26.6°F (-3°C). The month of December sees the lowest average temperatures, reaching 41.5°F (5.3°C) at the peak and 26.6°F (-3°C) at the low. Weather in December »
Updated: Jul 31, 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
What is the most humid month?
With an average relative humidity of 82%, January is the most humid month.
How much does it rain?
Throughout the year, there are 116 rainfall days, and 17.8" (452mm) of precipitation is accumulated.
When does it snow?
Months with snowfall in Yreka are January through April, October through December.
How much does it snow?
Throughout the year, there are 30.9 snowfall days, and 20.47" (520mm) of snow is accumulated.
What is the month with the least sunshine?
January and December, with an average of 5.7h of sunshine, are months with the least sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 7.4 days and accumulates 5.39" (137mm) of snow.
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 it does not snow?
May through September are months without snowfall.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
What is the hottest time of year?
Yreka experiences peak temperatures, averaging a high-temperature of 84.2°F (29°C) during July and August.
What is the driest month?
July is the month with the least rainfall. Rain falls for 3.2 days and accumulates 0.16" (4mm) of precipitation.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 12.1h of sunshine.
When is the highest UV index?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the least humid month in Yreka?
August is the least humid month, with an average relative humidity of 52%.
What is the coldest time of year?
The coldest temperatures occur during December, when averages reach a peak of 41.5°F (5.3°C) and a low of 26.6°F (-3°C).
What is the wettest month?
The month with the most rainfall is December, when the rain falls for 12.8 days and typically aggregates up to 2.99" (76mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days in Yreka is December, with an average of 9h and 12min of daylight.
Average temperature
Yreka, CA
The warmest months (with the highest average high temperature) are July and August (84.2°F).
The month with the lowest average high temperature is December (41.5°F).
The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).
Average pressure
Yreka, 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:
30.05"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.1"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 August (29.96"Hg).
Average wind speed
Yreka, CA
- Average wind speed in January:
4.9mph - Average wind speed in February:
5mph - Average wind speed in March:
5.4mph - Average wind speed in April:
5.2mph - Average wind speed in May:
4.5mph - Average wind speed in June:
4.4mph
- Average wind speed in July:
3.7mph - Average wind speed in August:
3.6mph - Average wind speed in September:
4mph - Average wind speed in October:
4.3mph - Average wind speed in November:
4.8mph - Average wind speed in December:
4.8mph
The windiest month (with the highest average wind speed) is March (5.4mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity
Yreka, CA
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (52%).
Average rainfall
Yreka, CA
- Average rainfall in January:
2.8" - Average rainfall in February:
2.24" - Average rainfall in March:
2.68" - Average rainfall in April:
1.42" - Average rainfall in May:
1.61" - Average rainfall in June:
0.63"
- Average rainfall in July:
0.16" - Average rainfall in August:
0.28" - Average rainfall in September:
0.43" - Average rainfall in October:
1.14" - Average rainfall in November:
1.42" - Average rainfall in December:
2.99"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days
Yreka, CA
- Average rainfall days in January:
12.6 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
16.7 days - Average rainfall days in April:
14.4 days - Average rainfall days in May:
12.6 days - Average rainfall days in June:
6.7 days
- Average rainfall days in July:
3.2 days - Average rainfall days in August:
3.6 days - Average rainfall days in September:
4.1 days - Average rainfall days in October:
8 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
12.8 days
The month with the highest number of rainy days is March (16.7 days).
The month with the least rainy days is July (3.2 days).
Average snowfall
Yreka, CA
The month with the highest snowfall is February (5.39").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Yreka, CA
- Average snowfall days in January:
5.4 days - Average snowfall days in February:
7.4 days - Average snowfall days in March:
6.8 days - Average snowfall days in April:
2.4 days - Average snowfall days in May:
0.2 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:
0.2 days - Average snowfall days in November:
2.4 days - Average snowfall days in December:
6.1 days
The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Yreka, CA
- Average daylight in January:
9h and 4min - 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 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
6h and 1min - Average sunshine in March:
7h and 5min - Average sunshine in April:
10h and 1min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 0min - Average sunshine in September:
11h and 0min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 3min - Average sunshine in December:
5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).
Average sunshine days
Yreka, CA
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
12.4 days - Average sunshine days in March:
11 days - Average sunshine days in April:
13.1 days - Average sunshine days in May:
16.2 days - Average sunshine days in June:
21.8 days
- Average sunshine days in July:
25.4 days - Average sunshine days in August:
25.7 days - Average sunshine days in September:
25.1 days - Average sunshine days in October:
21.3 days - Average sunshine days in November:
17.1 days - Average sunshine days in December:
14.4 days
The month with the most sunshine days is August (25.7 days).
The month with the least sunshine days is March (11 days).
Average UV index
Yreka, CA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Yreka, CA
The months with the most cloud cover are March and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility
Yreka, CA
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (5mi).
Yreka, California, USA
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