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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 Clackamas, Oregon, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 46.2°F (7.9°C). The arrival of January brings an average high-temperature of a still frosty 46.2°F (7.9°C), nearly identical to December's 44.4°F (6.9°C). Weather in January »
Weather in February
The last month of the winter, February, is also a frosty month in Clackamas, Oregon, with an average temperature ranging between max 47.1°F (8.4°C) and min 35.1°F (1.7°C). With the onset of February, a modest change to a still frosty 47.1°F (8.4°C) from January's 46.2°F (7.9°C) is noted in high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Clackamas, is a cool month, with an average temperature varying between 52.2°F (11.2°C) and 37.8°F (3.2°C). The transition from February to March brings an average high-temperature of a fresh 52.2°F (11.2°C), barely different from February's 47.1°F (8.4°C). Weather in March »
Weather in April
April is a moderate spring month in Clackamas, Oregon, with an average temperature varying between 39.4°F (4.1°C) and 58.5°F (14.7°C). Clackamas's transition into April is noticed by a slight rise in the average high-temperature, advancing from a fresh 52.2°F (11.2°C) in March to a mild 58.5°F (14.7°C). Weather in April »
Weather in May
May, the last month of the spring in Clackamas, is a refreshing month, with an average temperature varying between 43.5°F (6.4°C) and 66.6°F (19.2°C). Clackamas experiences a minor temperature shift with the start of May, with average high-temperatures moving from a moderate 58.5°F (14.7°C) in April to an enjoyable 66.6°F (19.2°C). Weather in May »
Weather in June
June, the first month of the summer in Clackamas, is a pleasant month, with an average temperature fluctuating between 71.8°F (22.1°C) and 47.5°F (8.6°C). The arrival of June is marked by an average high-temperature of an agreeable 71.8°F (22.1°C), bearing a close resemblance to May. Weather in June »
Weather in July
July in Clackamas, Oregon, is a warm summer month, with an average temperature ranging between max 80.2°F (26.8°C) and min 51.6°F (10.9°C). With the start of July, the average high-temperature marginally shifts from June's pleasant 71.8°F (22.1°C) to a moderately hot 80.2°F (26.8°C). Weather in July »
Weather in August
August, the last month of the summer in Clackamas, is another warm month, with an average temperature fluctuating between 81.1°F (27.3°C) and 54°F (12.2°C). August, recording an average high temperature of 81.1°F (27.3°C) and a low temperature of 54°F (12.2°C), is Clackamas's warmest month. In August, the heat index is estimated at 84.2°F (29°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Clackamas, Oregon, with an average temperature varying between 50.5°F (10.3°C) and 73.6°F (23.1°C). The arrival of September suggests a slight decrease in the average high-temperature, moving from a warm 81.1°F (27.3°C) in August to a still moderately hot 73.6°F (23.1°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Clackamas, Oregon, with an average temperature varying between 45.1°F (7.3°C) and 61.3°F (16.3°C). As October arrives, Clackamas's weather displays a decrease in high-temperatures, transitioning from September's warm 73.6°F (23.1°C) to a refreshing 61.3°F (16.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Clackamas, Oregon, with an average temperature varying between 39.7°F (4.3°C) and 50.9°F (10.5°C). In November, the average high-temperature decreases from an enjoyable 61.3°F (16.3°C) in October to a cool 50.9°F (10.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Clackamas, Oregon, with an average temperature fluctuating between 34.3°F (1.3°C) and 44.4°F (6.9°C). During the coldest month, December, temperatures average a high of 44.4°F (6.9°C) and a low of 34.3°F (1.3°C). Weather in December »
[Resources]Frequently asked questions
How many days does it rain in Clackamas?
In Clackamas, Oregon, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.
When does it snow in Clackamas?
Months with snowfall in Clackamas are January through March, November and December.
How many days does it snow in Clackamas?
Throughout the year, in Clackamas, Oregon, there are 6.1 snowfall days, and 4.17" (106mm) of snow is accumulated.
What is the month with the lowest UV index in Clackamas?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the most humid month in Clackamas?
February is the most humid month in Clackamas, with an average relative humidity of 84%.
What is the snowiest month in Clackamas?
The month with the most snowfall is February, when snow falls for 2.3 days and typically aggregates up to 1.5" (38mm) of snow.
What is the month with the least sunshine in Clackamas?
The month with the least sunshine is February, with an average of 4.3h of sunshine.
When is Daylight Saving Time (DST) in Clackamas?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Clackamas, 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 Clackamas?
April through October are months without snowfall.
When are the longest days in Clackamas?
With an average of 15h and 36min of daylight, June has the longest days of the year.
What is the driest month in Clackamas?
The month with the least rainfall is July, when the rain falls for 4.3 days and typically collects 0.24" (6mm) of precipitation.
When is the highest UV index in Clackamas?
With an average maximum UV index of 6, July is the month with the highest UV index in Clackamas, Oregon.
What are the warmest months in Clackamas?
August tends to be the warmest month in Clackamas, with temperatures averaging a daily high of 81.1°F (27.3°C) and a low of 54°F (12.2°C).
What is the least humid month in Clackamas?
August is the least humid month in Clackamas, Oregon, with an average relative humidity of 64%.
What month has the most sunshine in Clackamas?
The month with the most sunshine in Clackamas, Oregon, is August, with an average of 11.1h of sunshine.
What is the coldest month in Clackamas?
December stands out as Clackamas's coldest month, with an average high-temperature of 44.4°F (6.9°C) and a low-temperature of 34.3°F (1.3°C).
What is the rainiest month in Clackamas?
December is the month with the most rainfall in Clackamas. Rain falls for 19.2 days and accumulates 5.16" (131mm) of precipitation.
What is the month with the shortest days in Clackamas?
With an average of 8h and 48min of daylight, December has the shortest days of the year in Clackamas, Oregon.
Average temperature
Clackamas, OR
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (44.4°F).
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).
Average pressure
Clackamas, OR
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
30.06"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:
30.06"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
Clackamas, OR
- Average wind speed in January:
6mph - Average wind speed in February:
5.7mph - Average wind speed in March:
5.5mph - Average wind speed in April:
4.8mph - Average wind speed in May:
4.1mph - Average wind speed in June:
4mph
- Average wind speed in July:
3.8mph - Average wind speed in August:
3.5mph - Average wind speed in September:
3.9mph - Average wind speed in October:
4.7mph - Average wind speed in November:
5.7mph - Average wind speed in December:
5.7mph
The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity
Clackamas, OR
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).
Average rainfall
Clackamas, OR
- Average rainfall in January:
4.72" - Average rainfall in February:
3.74" - Average rainfall in March:
3.86" - Average rainfall in April:
3.23" - Average rainfall in May:
1.81" - Average rainfall in June:
1.18"
The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Clackamas, OR
- Average rainfall days in January:
18.4 days - Average rainfall days in February:
17.3 days - Average rainfall days in March:
20.3 days - Average rainfall days in April:
18.7 days - Average rainfall days in May:
13.7 days - Average rainfall days in June:
10.5 days
- Average rainfall days in July:
4.3 days - Average rainfall days in August:
4 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
15.2 days - Average rainfall days in November:
18.8 days - Average rainfall days in December:
19.2 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (4 days).
Average snowfall
Clackamas, OR
The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Clackamas, OR
- Average snowfall days in January:
1.3 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
1.3 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:
0.3 days - Average snowfall days in December:
0.9 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Clackamas, OR
- Average daylight in January:
9h and 1min - 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:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 2min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 5min - Average sunshine in May:
9h and 0min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
11h and 1min - Average sunshine in September:
9h and 2min - 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days
Clackamas, OR
- Average sunshine days in January:
11.1 days - Average sunshine days in February:
8.1 days - Average sunshine days in March:
8.8 days - Average sunshine days in April:
9.7 days - Average sunshine days in May:
15.8 days - Average sunshine days in June:
17.4 days
- Average sunshine days in July:
26.2 days - Average sunshine days in August:
25.3 days - Average sunshine days in September:
19 days - Average sunshine days in October:
14.6 days - Average sunshine days in November:
9.7 days - Average sunshine days in December:
10.5 days
The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is February (8.1 days).
Average UV index
Clackamas, OR
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Clackamas, OR
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility
Clackamas, OR
The months with the highest visibility are July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (5mi).
Clackamas, Oregon, USA
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