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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, the same as December, in South Cle Elum, Washington, is another subzero cold winter month, with an average temperature fluctuating between 30.7°F (-0.7°C) and 18.9°F (-7.3°C). January observes an average high-temperature of a still subzero cold 30.7°F (-0.7°C), marking an insignificant difference from December's 29.7°F (-1.3°C). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in South Cle Elum, Washington, with temperature in the range of an average low of 19.2°F (-7.1°C) and an average high of 32°F (0°C). South Cle Elum's average high-temperature marks an icy 32°F (0°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is also an icy month in South Cle Elum, Washington, with an average temperature fluctuating between 37.6°F (3.1°C) and 23.9°F (-4.5°C). South Cle Elum experiences a minor temperature shift with the start of March, with average high-temperatures moving from a cold 32°F (0°C) in February to a still icy 37.6°F (3.1°C). Weather in March »
Weather in April
April is a chilly spring month in South Cle Elum, Washington, with an average temperature ranging between max 46.2°F (7.9°C) and min 29.7°F (-1.3°C). South Cle Elum's weather in April shows a minor rise in the average high-temperature, moving slightly up from March's icy 37.6°F (3.1°C) to a chilly 46.2°F (7.9°C). Weather in April »
Weather in May
May, the last month of the spring in South Cle Elum, is a refreshing month, with an average temperature varying between 37.4°F (3°C) and 57.7°F (14.3°C). In South Cle Elum, stepping into May brings a temperature increase, moving up from April's frosty 46.2°F (7.9°C) to a moderate 57.7°F (14.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a comfortable month in South Cle Elum, Washington, with an average temperature varying between 41.9°F (5.5°C) and 64°F (17.8°C). The arrival of June witnesses a small shift in the average high-temperature, moving from a mild 57.7°F (14.3°C) in May to a comfortable 64°F (17.8°C). Weather in June »
Weather in July
July in South Cle Elum, Washington, is a warm summer month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 74.8°F (23.8°C). Noticing a change, the average high-temperature during July moves from June's enjoyable 64°F (17.8°C) to a warm 74.8°F (23.8°C). Weather in July »
Weather in August
August, the last month of the summer in South Cle Elum, is another warm month, with an average temperature fluctuating between 47.8°F (8.8°C) and 75.4°F (24.1°C). In South Cle Elum, August is identified by the highest average temperatures, reaching a peak of 75.4°F (24.1°C) and a low of 47.8°F (8.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a refreshing month in South Cle Elum, Washington, with temperature in the range of an average high of 64.6°F (18.1°C) and an average low of 42.3°F (5.7°C). September implies a gentle temperature shift, with average high-temperatures reducing from August's moderately hot 75.4°F (24.1°C) to an enjoyable 64.6°F (18.1°C). Weather in September »
Weather in October
October, like September, in South Cle Elum, Washington, is another fresh autumn month, with an average temperature ranging between min 34.7°F (1.5°C) and max 50.7°F (10.4°C). South Cle Elum in October demonstrates a small temperature transition, adjusting from an average high of an enjoyable 64.6°F (18.1°C) in September to a fresh 50.7°F (10.4°C). Weather in October »
Weather in November
November, the last month of the autumn in South Cle Elum, is also an icy month, with an average temperature varying between 37.6°F (3.1°C) and 25.9°F (-3.4°C). November comes with a decrease in the average high-temperature, falling from a cool 50.7°F (10.4°C) in October to an icy 37.6°F (3.1°C). Weather in November »
Weather in December
December, the first month of the winter in South Cle Elum, is also a subzero cold month, with an average temperature fluctuating between 18.3°F (-7.6°C) and 29.7°F (-1.3°C). Temperature records mark December as the coldest month, with highs averaging 29.7°F (-1.3°C) and lows at 18.3°F (-7.6°C). Weather in December »
Updated: Jul 24, 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 are the most humid months?
January and February, with an average relative humidity of 92%, are most humid months.
What is the rainiest month?
January is the month with the most rainfall. Rain falls for 14.2 days and accumulates 4.41" (112mm) of precipitation.
How many days does it rain?
Throughout the year, there are 161.2 rainfall days, and 28.46" (723mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, September through December.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 13.8 days and accumulates 16.3" (414mm) of snow.
How much does it snow?
Throughout the year, there are 69.9 snowfall days, and 60.24" (1530mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 3.4h of sunshine, January has the least sunshine of the year in South Cle Elum.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
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?
June through August are months without snowfall.
When are the longest days?
With an average of 15h and 54min of daylight, June has the longest days of the year.
What is the least humid month?
The months with the lowest humidity are July and August, with an average relative humidity of 60%.
What is the driest month?
July is the month with the least rainfall. Rain falls for 7 days and accumulates 0.39" (10mm) of precipitation.
What is the month with the highest UV index?
With an average maximum UV index of 5, July is the month with the highest UV index.
What are the warmest months?
August temperatures tend to peak at an average high of 75.4°F (24.1°C) and dip to a low of 47.8°F (8.8°C).
What month has the most sunshine?
With an average of 11.9h of sunshine, August has the most sunshine of the year.
What is the coldest time of year?
December stands out as South Cle Elum's coldest month, with temperatures ranging between an average high of 29.7°F (-1.3°C) and a low of 18.3°F (-7.6°C).
What is the month with the shortest days?
With an average of 8h and 36min of daylight, December has the shortest days of the year.
Average temperature
South Cle Elum, WA
The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is December (29.7°F).
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is December (18.3°F).
Average pressure
South Cle Elum, WA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
30.02"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.97"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed
South Cle Elum, WA
- Average wind speed in January:
4.5mph - Average wind speed in February:
4.7mph - Average wind speed in March:
5mph - Average wind speed in April:
5.8mph - Average wind speed in May:
5.8mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.1mph - Average wind speed in September:
5.3mph - Average wind speed in October:
4.6mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4.2mph
The windiest month (with the highest average wind speed) is June (6.7mph).
The calmest month (with the lowest average wind speed) is December (4.2mph).
Average humidity
South Cle Elum, WA
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are July and August (60%).
Average rainfall
South Cle Elum, WA
- Average rainfall in January:
4.41" - Average rainfall in February:
3.94" - Average rainfall in March:
3.23" - Average rainfall in April:
1.93" - Average rainfall in May:
1.81" - Average rainfall in June:
1.06"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.51" - Average rainfall in September:
1.1" - Average rainfall in October:
2.87" - Average rainfall in November:
3.03" - Average rainfall in December:
4.17"
The wettest month (with the highest rainfall) is January (4.41").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days
South Cle Elum, WA
- Average rainfall days in January:
14.2 days - Average rainfall days in February:
13.6 days - Average rainfall days in March:
18.3 days - Average rainfall days in April:
18.3 days - Average rainfall days in May:
16.1 days - Average rainfall days in June:
11.7 days
- Average rainfall days in July:
7 days - Average rainfall days in August:
5.5 days - Average rainfall days in September:
10.7 days - Average rainfall days in October:
15.7 days - Average rainfall days in November:
18 days - Average rainfall days in December:
12.1 days
The months with the highest number of rainy days are March and April (18.3 days).
The month with the least rainy days is August (5.5 days).
Average snowfall
South Cle Elum, WA
- Average snowfall in January:
16.3" - Average snowfall in February:
13.35" - Average snowfall in March:
8.15" - Average snowfall in April:
1.97" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (16.3").
The months with the least snowfall are June, July and August (0").
Average snowfall days
South Cle Elum, WA
- Average snowfall days in January:
13.8 days - Average snowfall days in February:
14.3 days - Average snowfall days in March:
12.8 days - Average snowfall days in April:
5.3 days - Average snowfall days in May:
0.3 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:
0.2 days - Average snowfall days in October:
0.6 days - Average snowfall days in November:
7.5 days - Average snowfall days in December:
15.1 days
The month with the highest number of snowfall days is December (15.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
South Cle Elum, WA
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 1min - Average daylight in June:
15h and 5min
- Average daylight in July:
15h and 3min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 2min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 5min - Average sunshine in April:
9h and 1min - Average sunshine in May:
10h and 2min - Average sunshine in June:
11h and 1min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 1min - Average sunshine in October:
6h and 0min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
South Cle Elum, WA
- Average sunshine days in January:
9.9 days - Average sunshine days in February:
6.8 days - Average sunshine days in March:
7.7 days - Average sunshine days in April:
8.5 days - Average sunshine days in May:
12.2 days - Average sunshine days in June:
14.3 days
- Average sunshine days in July:
21.9 days - Average sunshine days in August:
22.8 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
13.8 days - Average sunshine days in November:
8.7 days - Average sunshine days in December:
10.2 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (6.8 days).
Average UV index
South Cle Elum, WA
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
South Cle Elum, WA
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility
South Cle Elum, WA
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (3mi).
South Cle Elum, Washington, USA
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