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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
Climate and monthly weather forecast
Weather in January
January, the same as December, is an icy winter month in Sierra City, California, with an average temperature ranging between max 38.8°F (3.8°C) and min 23.2°F (-4.9°C). The initiation of January records an average high-temperature of a still cold 38.8°F (3.8°C), displaying a near consistency with the previous month. Weather in January »
Weather in February
February, the last month of the winter in Sierra City, is another cold month, with an average temperature fluctuating between 22.8°F (-5.1°C) and 39.6°F (4.2°C). The introduction of February notes a subtle temperature variation to a still cold 39.6°F (4.2°C) from January's 38.8°F (3.8°C). Weather in February »
Weather in March
March, the first month of the spring in Sierra City, is a chilly month, with an average temperature ranging between min 25.3°F (-3.7°C) and max 43.2°F (6.2°C). March's presence records an average high-temperature of a frosty 43.2°F (6.2°C), closely mirroring February's climate. Weather in March »
Weather in April
April is a fresh spring month in Sierra City, California, with an average temperature varying between 29.7°F (-1.3°C) and 51.4°F (10.8°C). In April, the meteorological conditions subtly change with the average high-temperature edging from a chilly 43.2°F (6.2°C) in March to a fresh 51.4°F (10.8°C). Weather in April »
Weather in May
May, the last month of the spring in Sierra City, is a moderate month, with an average temperature varying between 35.8°F (2.1°C) and 60.6°F (15.9°C). As Sierra City welcomes May, the average high-temperature sees a rise, transitioning from a fresh 51.4°F (10.8°C) in April to a mild 60.6°F (15.9°C). Weather in May »
Weather in June
June, the first month of the summer in Sierra City, is a pleasant month, with an average temperature ranging between max 72.7°F (22.6°C) and min 42.1°F (5.6°C). With the beginning of June, Sierra City's average high-temperature sees an increase, transitioning from a mild 60.6°F (15.9°C) in May to a pleasant 72.7°F (22.6°C). Weather in June »
Weather in July
July in Sierra City, California, is a moderately hot summer month, with an average temperature varying between 47.5°F (8.6°C) and 82.9°F (28.3°C). The warmest period is July, when temperatures fluctuate between an average high of 82.9°F (28.3°C) and a low of 47.5°F (8.6°C). In July, the heat index is computed to be 82.4°F (28°C). Weather in July »
Weather in August
August, the last month of the summer in Sierra City, is another warm month, with an average temperature varying between 46°F (7.8°C) and 81.1°F (27.3°C). The start of August marks an average high-temperature of a still moderately hot 81.1°F (27.3°C), hardly distinguishable from the conditions in July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Sierra City, California, with temperature in the range of an average high of 73.8°F (23.2°C) and an average low of 42.3°F (5.7°C). Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 81.1°F (27.3°C) to a still moderately hot 73.8°F (23.2°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Sierra City, California, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 34.9°F (1.6°C). The start of October comes with a reduction in the average high-temperature, receding from a moderately hot 73.8°F (23.2°C) in September to a refreshing 60.4°F (15.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Sierra City, is also a frosty month, with temperature in the range of an average low of 27°F (-2.8°C) and an average high of 47.3°F (8.5°C). Onset of November witnesses a reduction in the average high-temperature, falling from a mild 60.4°F (15.8°C) in October to a chilly 47.3°F (8.5°C). Weather in November »
Weather in December
December, the first month of the winter in Sierra City, is also an icy month, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 37.2°F (2.9°C). Sierra City's coldest month, December, generally records average temperatures ranging from a high of 37.2°F (2.9°C) to a low of 21.6°F (-5.8°C). Weather in December »
Updated: Aug 18, 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?
The months with the highest humidity are January and March, with an average relative humidity of 81%.
How much does it rain in Sierra City?
In Sierra City, during the entire year, the rain falls for 80.1 days and collects up to 22.95" (583mm) of precipitation.
When does it snow?
Months with snowfall are January through June, September through December.
How much does it snow?
In Sierra City, during the entire year, snow falls for 69.3 days and aggregates up to 103.5" (2629mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 5h of sunshine.
What is the rainiest month?
The month with the most rainfall is March, when the rain falls for 10.1 days and typically aggregates up to 4.02" (102mm) 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?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 5, are months with the highest UV index.
What is the warmest month?
July brings the highest temperatures, with an average high of 82.9°F (28.3°C) and an average low of 47.5°F (8.6°C).
What is the least humid month?
July and August, with an average relative humidity of 40%, are the least humid months.
When it does not snow?
July and August are months without snowfall.
What month has the most sunshine?
With an average of 12h of sunshine, July has the most sunshine of the year.
What is the driest month?
August is the month with the least rainfall. Rain falls for 3.4 days and accumulates 0.2" (5mm) of precipitation.
When is the lowest UV index?
With an average maximum UV index of 1, November is the month with the lowest UV index.
What is the coldest month?
December is the month when Sierra City experiences its coldest temperatures, averaging a high of 37.2°F (2.9°C) and a low of 21.6°F (-5.8°C).
What is the snowiest month?
December is the month with the most snowfall. Snow falls for 12.8 days and accumulates 22.52" (572mm) of snow.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
Average temperature
Sierra City, CA
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).
Average pressure
Sierra City, CA
- Average pressure in January:
30.19"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
30"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.93"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.16"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Sierra City, CA
- Average wind speed in January:
5.7mph - Average wind speed in February:
6.2mph - Average wind speed in March:
6.6mph - Average wind speed in April:
6.4mph - Average wind speed in May:
6.1mph - Average wind speed in June:
5.9mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.2mph - Average wind speed in October:
5.5mph - Average wind speed in November:
5.5mph - Average wind speed in December:
5.7mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).
Average humidity
Sierra City, CA
The months with the highest relative humidity are January and March (81%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall
Sierra City, CA
- Average rainfall in January:
3.62" - Average rainfall in February:
3.58" - Average rainfall in March:
4.02" - Average rainfall in April:
1.97" - Average rainfall in May:
2.05" - Average rainfall in June:
0.43"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.2" - Average rainfall in September:
0.43" - Average rainfall in October:
0.91" - Average rainfall in November:
1.85" - Average rainfall in December:
3.66"
The wettest month (with the highest rainfall) is March (4.02").
The driest month (with the least rainfall) is August (0.2").
Average rainfall days
Sierra City, CA
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
6.3 days - Average rainfall days in March:
10.1 days - Average rainfall days in April:
10.6 days - Average rainfall days in May:
11.8 days - Average rainfall days in June:
5.3 days
- Average rainfall days in July:
3.3 days - Average rainfall days in August:
3.4 days - Average rainfall days in September:
4.5 days - Average rainfall days in October:
5 days - Average rainfall days in November:
6.2 days - Average rainfall days in December:
6.8 days
The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is July (3.3 days).
Average snowfall
Sierra City, CA
- Average snowfall in January:
19.09" - Average snowfall in February:
18.46" - Average snowfall in March:
22.48" - Average snowfall in April:
8.58" - Average snowfall in May:
2.76" - Average snowfall in June:
0.28"
The month with the highest snowfall is December (22.52").
The months with the least snowfall are July and August (0").
Average snowfall days
Sierra City, CA
- Average snowfall days in January:
10.5 days - Average snowfall days in February:
11.4 days - Average snowfall days in March:
14.7 days - Average snowfall days in April:
8.1 days - Average snowfall days in May:
2.8 days - Average snowfall days in June:
0.5 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.4 days - Average snowfall days in October:
1.2 days - Average snowfall days in November:
6.9 days - Average snowfall days in December:
12.8 days
The month with the highest number of snowfall days is March (14.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Sierra City, 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 - Average sunshine in February:
5h and 4min - Average sunshine in March:
7h - Average sunshine in April:
9h and 4min - Average sunshine in May:
10h and 4min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
12h - Average sunshine in August:
11h and 5min - Average sunshine in September:
11h - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5h).
Average sunshine days
Sierra City, CA
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
15 days - Average sunshine days in March:
11.8 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
16.6 days - Average sunshine days in June:
23.7 days
- Average sunshine days in July:
25.8 days - Average sunshine days in August:
26 days - Average sunshine days in September:
25 days - Average sunshine days in October:
24.8 days - Average sunshine days in November:
19.1 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.8 days).
Average UV index
Sierra City, CA
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover
Sierra City, CA
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility
Sierra City, CA
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).