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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, is a frosty winter month in Cascadia, Oregon, with an average temperature ranging between max 46.9°F (8.3°C) and min 34.3°F (1.3°C). As December turns into January, the average high-temperatures rest at a still frosty 46.9°F (8.3°C), showing a minor variation from the prior month. Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Cascadia, Oregon, with temperature in the range of an average high of 47.3°F (8.5°C) and an average low of 33.8°F (1°C). With the transition into February, Cascadia notes an average high-temperature of a still chilly 47.3°F (8.5°C), closely resembling January. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Cascadia, Oregon, with an average temperature ranging between min 35.1°F (1.7°C) and max 50.2°F (10.1°C). March's average high-temperature stands at a cool 50.2°F (10.1°C), showing little deviation from February's 47.3°F (8.5°C). Weather in March »
Weather in April
April in Cascadia, Oregon, is a refreshing spring month, with an average temperature varying between 55.9°F (13.3°C) and 36.9°F (2.7°C). The transition from March to April brings a subtle temperature rise, with average high-temperatures increasing from a cool 50.2°F (10.1°C) to a moderate 55.9°F (13.3°C). Weather in April »
Weather in May
May, the last month of the spring in Cascadia, is an enjoyable month, with an average temperature ranging between min 40.6°F (4.8°C) and max 63.9°F (17.7°C). May's onset brings a subtle temperature rise, moving from a refreshing 55.9°F (13.3°C) in April to an enjoyable 63.9°F (17.7°C). Weather in May »
Weather in June
June, the first month of the summer in Cascadia, is an agreeable month, with an average temperature fluctuating between 69.4°F (20.8°C) and 44.2°F (6.8°C). In June, the meteorological conditions subtly change with the average high-temperature edging from a refreshing 63.9°F (17.7°C) in May to a pleasant 69.4°F (20.8°C). Weather in June »
Weather in July
July is a warm summer month in Cascadia, Oregon, with an average temperature fluctuating between 78.4°F (25.8°C) and 48°F (8.9°C). The shift from June to July is marked by an increase in the average high-temperature, moving from an agreeable 69.4°F (20.8°C) to a moderately hot 78.4°F (25.8°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Cascadia, Oregon, with an average temperature fluctuating between 79.5°F (26.4°C) and 49.8°F (9.9°C). In Cascadia, Oregon, the highest average temperatures are observed in August, with a high of 79.5°F (26.4°C) and a low of 49.8°F (9.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Cascadia, Oregon, with an average temperature varying between 72.3°F (22.4°C) and 47.3°F (8.5°C). As August transitions into September, Cascadia sees a gentle drop in the average high-temperature, transitioning from a warm 79.5°F (26.4°C) to an agreeable 72.3°F (22.4°C). Weather in September »
Weather in October
October, like September, in Cascadia, Oregon, is another refreshing autumn month, with an average temperature varying between 42.8°F (6°C) and 61.5°F (16.4°C). October comes with a drop in the average high-temperature, falling from September's pleasant 72.3°F (22.4°C) to an enjoyable 61.5°F (16.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Cascadia, Oregon, with an average temperature varying between 50.7°F (10.4°C) and 38.1°F (3.4°C). November's arrival correlates with a reduction in the average high-temperature, down from an enjoyable 61.5°F (16.4°C) in October to a cool 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 Cascadia, Oregon, with temperature in the range of an average high of 44.4°F (6.9°C) and an average low of 32.9°F (0.5°C). December tends to be the coldest month, with temperatures averaging a daily high of 44.4°F (6.9°C) and a low of 32.9°F (0.5°C). Weather in December »
[Resources]Frequently asked questions
How many days does it rain in Cascadia?
In Cascadia, during the entire year, the rain falls for 167.6 days and collects up to 36.54" (928mm) of precipitation.
When does it snow in Cascadia?
January through April, November and December are months with snowfall.
How much does it snow in Cascadia?
Throughout the year, there are 7.9 snowfall days, and 7.76" (197mm) of snow is accumulated.
What are the most humid months in Cascadia?
The months with the highest humidity in Cascadia are February, March and December, with an average relative humidity of 86%.
What is the snowiest month in Cascadia?
February is the month with the most snowfall in Cascadia. Snow falls for 3.4 days and accumulates 3.7" (94mm) of snow.
What is the month with the least sunshine in Cascadia?
With an average of 4.1h of sunshine, February has the least sunshine of the year in Cascadia, Oregon.
When is Daylight Saving Time (DST) in Cascadia?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Cascadia, Oregon, 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 in Cascadia?
May through October are months without snowfall.
When are the longest days in Cascadia?
The month with the longest days is June, with an average of 15h and 30min of daylight.
What is the driest month in Cascadia?
The month with the least rainfall in Cascadia is July, when the rain falls for 4.1 days and typically collects 0.24" (6mm) of precipitation.
When is the highest UV index in Cascadia?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the warmest month in Cascadia?
In Cascadia, August is identified by the average highest temperatures, reaching a peak of 79.5°F (26.4°C) and a low of 49.8°F (9.9°C).
What is the least humid month in Cascadia?
With an average relative humidity of 66%, August is the least humid month in Cascadia.
What month has the most sunshine in Cascadia?
With an average of 11.3h of sunshine, August has the most sunshine of the year in Cascadia, Oregon.
When is the lowest UV index in Cascadia?
November is the month with the lowest UV index in Cascadia, with an average maximum UV index of 1.
What part of the year is the coldest in Cascadia?
In Cascadia, December is the month with the lowest recorded average temperatures, measuring a high of 44.4°F (6.9°C) and a low of 32.9°F (0.5°C).
What is the rainiest month in Cascadia?
The month with the most rainfall is December, when the rain falls for 18.9 days and typically aggregates up to 5.47" (139mm) of precipitation.
What is the month with the shortest days in Cascadia?
The month with the shortest days in Cascadia, Oregon, is December, with an average of 8h and 54min of daylight.
Average temperature
Cascadia, OR
The warmest month (with the highest average high temperature) is August (79.5°F).
The month with the lowest average high temperature is December (44.4°F).
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).
Average pressure
Cascadia, OR
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
30.07"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
30.03"Hg
- Average pressure in July:
30.03"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed
Cascadia, OR
- Average wind speed in January:
5.1mph - Average wind speed in February:
4.8mph - Average wind speed in March:
4.9mph - Average wind speed in April:
4.5mph - Average wind speed in May:
4.1mph - Average wind speed in June:
4mph
- Average wind speed in July:
3.9mph - Average wind speed in August:
3.7mph - Average wind speed in September:
3.9mph - Average wind speed in October:
4.3mph - Average wind speed in November:
5mph - Average wind speed in December:
5mph
The windiest month (with the highest average wind speed) is January (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity
Cascadia, OR
The months with the highest relative humidity are February, March and December (86%).
The month with the lowest relative humidity is August (66%).
Average rainfall
Cascadia, OR
- Average rainfall in January:
4.92" - Average rainfall in February:
4.45" - Average rainfall in March:
4.49" - Average rainfall in April:
4.06" - Average rainfall in May:
2.17" - Average rainfall in June:
1.5"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.31" - Average rainfall in September:
1.61" - Average rainfall in October:
3.23" - Average rainfall in November:
4.09" - Average rainfall in December:
5.47"
The wettest month (with the highest rainfall) is December (5.47").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Cascadia, OR
- Average rainfall days in January:
17.4 days - Average rainfall days in February:
17.8 days - Average rainfall days in March:
21.1 days - Average rainfall days in April:
18.7 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
10.7 days
- Average rainfall days in July:
4.1 days - Average rainfall days in August:
4.2 days - Average rainfall days in September:
9 days - Average rainfall days in October:
14.1 days - Average rainfall days in November:
17.8 days - Average rainfall days in December:
18.9 days
The month with the highest number of rainy days is March (21.1 days).
The month with the least rainy days is July (4.1 days).
Average snowfall
Cascadia, OR
The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Cascadia, OR
- Average snowfall days in January:
1.5 days - Average snowfall days in February:
3.4 days - Average snowfall days in March:
1.6 days - Average snowfall days in April:
0.3 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:
1 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Cascadia, OR
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 3min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 1min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 0min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
11h and 1min - Average sunshine in August:
11h and 2min - Average sunshine in September:
9h and 3min - Average sunshine in October:
5h and 4min - Average sunshine in November:
4h and 5min - Average sunshine in December:
4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days
Cascadia, OR
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
8.4 days - Average sunshine days in March:
8.6 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
15.6 days - Average sunshine days in June:
17.4 days
- Average sunshine days in July:
25.7 days - Average sunshine days in August:
24.8 days - Average sunshine days in September:
19.3 days - Average sunshine days in October:
15.9 days - Average sunshine days in November:
11 days - Average sunshine days in December:
11 days
The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (8.4 days).
Average UV index
Cascadia, OR
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover
Cascadia, OR
The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility
Cascadia, OR
The month with the highest visibility is August (6mi).
The months with the lowest visibility are February and April (4mi).
Cascadia, Oregon, USA
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