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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 Copalis Crossing, Washington, is another chilly winter month, with an average temperature varying between 46.9°F (8.3°C) and 40.6°F (4.8°C). The average high-temperature is a still frosty 46.9°F (8.3°C) in January, hardly different from the 45.5°F (7.5°C) recorded in December. Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Copalis Crossing, Washington, with an average temperature ranging between min 40.1°F (4.5°C) and max 46.9°F (8.3°C). With February's arrival, Copalis Crossing's weather records an average high-temperature of a still chilly 46.9°F (8.3°C), marking no difference from January. Weather in February »
Weather in March
The first month of the spring, March, is still a chilly month in Copalis Crossing, Washington, with an average temperature fluctuating between 49.5°F (9.7°C) and 41.5°F (5.3°C). The introduction of March notes a subtle temperature variation to a still frosty 49.5°F (9.7°C) from February's 46.9°F (8.3°C). Weather in March »
Weather in April
April in Copalis Crossing, Washington, is a fresh spring month, with an average temperature ranging between max 52.3°F (11.3°C) and min 43.9°F (6.6°C). April's arrival registers an average high-temperature of a cool 52.3°F (11.3°C), closely aligning with the temperature of the previous month. Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Copalis Crossing, Washington, with an average temperature ranging between max 57.6°F (14.2°C) and min 46.9°F (8.3°C). During May, the average high-temperature is a refreshing 57.6°F (14.2°C), maintaining a close resemblance to that of the preceding month. Weather in May »
Weather in June
June, the first month of the summer in Copalis Crossing, is a refreshing month, with temperature in the range of an average low of 50.7°F (10.4°C) and an average high of 61.2°F (16.2°C). June's arrival shows an average high-temperature of an enjoyable 61.2°F (16.2°C), hardly different from the previous month. Weather in June »
Weather in July
July, like June, in Copalis Crossing, Washington, is another enjoyable summer month, with an average temperature ranging between max 64.8°F (18.2°C) and min 53.6°F (12°C). Copalis Crossing records an average high-temperature of a still enjoyable 64.8°F (18.2°C) as July arrives, nearly mirroring the previous month's climate. Weather in July »
Weather in August
The last month of the summer, August, is another comfortable month in Copalis Crossing, Washington, with an average temperature varying between 65.8°F (18.8°C) and 54.5°F (12.5°C). August, with an average high of 65.8°F (18.8°C) and a low of 54.5°F (12.5°C), signifies the warmest month of the year. Weather in August »
Weather in September
September, the first month of the autumn in Copalis Crossing, is still a refreshing month, with an average temperature fluctuating between 63.7°F (17.6°C) and 52.7°F (11.5°C). September's arrival shows an average high-temperature of a still enjoyable 63.7°F (17.6°C), hardly different from the previous month. Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Copalis Crossing, Washington, with an average temperature fluctuating between 57.7°F (14.3°C) and 48.7°F (9.3°C). As September transitions into October, Copalis Crossing sees a gentle drop in the average high-temperature, transitioning from a comfortable 63.7°F (17.6°C) to a still refreshing 57.7°F (14.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Copalis Crossing, Washington, with an average temperature fluctuating between 44.1°F (6.7°C) and 50.7°F (10.4°C). Copalis Crossing's November weather features a light decline in high-temperatures, reducing from a moderate 57.7°F (14.3°C) in October to a fresh 50.7°F (10.4°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Copalis Crossing, Washington, with an average temperature ranging between min 39.7°F (4.3°C) and max 45.5°F (7.5°C). Copalis Crossing's coldest month, December, generally records average temperatures ranging from a high of 45.5°F (7.5°C) to a low of 39.7°F (4.3°C). Weather in December »
Updated: Jun 12, 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 much does it rain?
Throughout the year, there are 152.8 rainfall days, and 19.41" (493mm) of precipitation is accumulated.
When does it snow?
Months with snowfall in Copalis Crossing are January through March and November.
How many days does it snow?
In Copalis Crossing, during the entire year, snow falls for 3.3 days and aggregates up to 1.38" (35mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 3.5h of sunshine.
What are the months with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Copalis Crossing.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 1.6 days and typically aggregates up to 1.02" (26mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Copalis Crossing, 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 are the least humid months?
April through June, with an average relative humidity of 81%, are the least humid months.
When it does not snow?
In Copalis Crossing, snow does not fall in April through October and December.
What is the month with the highest UV index?
The months with the highest UV index are May through September, with an average maximum UV index of 4.
When are the longest days?
The month with the longest days is June, with an average of 15h and 48min of daylight.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 5.6 days and typically collects 0.24" (6mm) of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10h of sunshine.
What are the warmest months?
August is the month that records the highest temperatures in Copalis Crossing, with averages ranging from a high of 65.8°F (18.8°C) to a low of 54.5°F (12.5°C).
What month is the coldest?
Copalis Crossing records the coldest temperatures in December, averaging a high of 45.5°F (7.5°C) and a low of 39.7°F (4.3°C).
What is the most humid month?
With an average relative humidity of 85%, December is the most humid month.
What is the wettest month?
December is the month with the most rainfall. Rain falls for 18.5 days and accumulates 3.35" (85mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 36min of daylight.
Average temperature
Copalis Crossing, WA
The warmest month (with the highest average high temperature) is August (65.8°F).
The month with the lowest average high temperature is December (45.5°F).
The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).
Average pressure
Copalis Crossing, WA
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.04"Hg - Average pressure in March:
30"Hg - Average pressure in April:
30.06"Hg - Average pressure in May:
30.06"Hg - Average pressure in June:
30.07"Hg
- Average pressure in July:
30.08"Hg - Average pressure in August:
30.04"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.01"Hg - Average pressure in December:
30.04"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30"Hg).
Average wind speed
Copalis Crossing, WA
- Average wind speed in January:
10.9mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9mph - Average wind speed in May:
8.1mph - Average wind speed in June:
8.3mph
- Average wind speed in July:
8.1mph - Average wind speed in August:
7.4mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.4mph - Average wind speed in November:
10.2mph - Average wind speed in December:
10.1mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is September (7.1mph).
Average humidity
Copalis Crossing, WA
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are April, May and June (81%).
Average rainfall
Copalis Crossing, WA
- Average rainfall in January:
2.8" - Average rainfall in February:
1.77" - Average rainfall in March:
1.81" - Average rainfall in April:
1.38" - Average rainfall in May:
0.94" - Average rainfall in June:
0.75"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.39" - Average rainfall in September:
1.02" - Average rainfall in October:
2.24" - Average rainfall in November:
2.72" - Average rainfall in December:
3.35"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Copalis Crossing, WA
- Average rainfall days in January:
15.7 days - Average rainfall days in February:
14.3 days - Average rainfall days in March:
17.9 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
11.5 days - Average rainfall days in June:
7.8 days
- Average rainfall days in July:
5.6 days - Average rainfall days in August:
5.7 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
14 days - Average rainfall days in November:
16.9 days - Average rainfall days in December:
18.5 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is July (5.6 days).
Average snowfall
Copalis Crossing, WA
The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days
Copalis Crossing, WA
- Average snowfall days in January:
0.6 days - Average snowfall days in February:
1.6 days - Average snowfall days in March:
0.4 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:
0.4 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Copalis Crossing, 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 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
3h and 3min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 0min - Average sunshine in November:
4h and 1min - Average sunshine in December:
3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Copalis Crossing, WA
- Average sunshine days in January:
13.4 days - Average sunshine days in February:
11.6 days - Average sunshine days in March:
11.3 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
15.9 days - Average sunshine days in June:
18.6 days
- Average sunshine days in July:
23.8 days - Average sunshine days in August:
21.7 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
15.1 days - Average sunshine days in November:
11.5 days - Average sunshine days in December:
10.7 days
The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is December (10.7 days).
Average UV index
Copalis Crossing, WA
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Copalis Crossing, WA
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility
Copalis Crossing, WA
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Copalis Crossing, Washington, USA
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