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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, is a wintry winter month in Helix, Oregon, with an average temperature ranging between min 29.5°F (-1.4°C) and max 39.7°F (4.3°C). Transitioning from December to January, Helix observes an average high-temperature of a still cold 39.7°F (4.3°C), differing subtly from the previous month. Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Helix, Oregon, with an average temperature varying between 31.8°F (-0.1°C) and 43.9°F (6.6°C). February's commencement is accompanied by an average high-temperature of a chilly 43.9°F (6.6°C), diverging marginally from January's 39.7°F (4.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Helix, Oregon, with an average temperature varying between 37°F (2.8°C) and 52.2°F (11.2°C). March showcases a minor temperature ascent, adjusting from February's chilly 43.9°F (6.6°C) to a fresh 52.2°F (11.2°C). Weather in March »
Weather in April
April in Helix, Oregon, is a refreshing spring month, with an average temperature varying between 59.9°F (15.5°C) and 41.4°F (5.2°C). April brings a slight elevation in the average high-temperature, transitioning from March's cool 52.2°F (11.2°C) to a mild 59.9°F (15.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Helix, Oregon, with an average temperature ranging between max 69.4°F (20.8°C) and min 48.2°F (9°C). May's arrival sees a rise in the average high-temperature, jumping from April's refreshing 59.9°F (15.5°C) to an agreeable 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in Helix, is a warm month, with an average temperature fluctuating between 54.1°F (12.3°C) and 76.3°F (24.6°C). With the onset of June, Helix's weather sees a minor temperature rise, transitioning from a pleasant 69.4°F (20.8°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »
Weather in July
July in Helix, Oregon, is a tropical summer month, with an average temperature ranging between min 62.1°F (16.7°C) and max 86.5°F (30.3°C). The average temperatures reach their apex in July, averaging 86.5°F (30.3°C) at the high end and 62.1°F (16.7°C) at the low end. Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Helix, Oregon, with an average temperature varying between 86.2°F (30.1°C) and 63.1°F (17.3°C). Helix measures an average high-temperature of a still hot 86.2°F (30.1°C) in August, nearly consistent with the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Helix, Oregon, with an average temperature ranging between min 56.3°F (13.5°C) and max 75.7°F (24.3°C). In Helix, entering September brings a temperature decrement, reducing from August's hot 86.2°F (30.1°C) to a moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Helix, Oregon, with an average temperature ranging between max 61°F (16.1°C) and min 45.9°F (7.7°C). The transition from September to October brings a clear temperature drop, with average high-temperatures decreasing from a warm 75.7°F (24.3°C) to a refreshing 61°F (16.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Helix, Oregon, with an average temperature varying between 36.3°F (2.4°C) and 48.4°F (9.1°C). The arrival of November corresponds with a reduction in the average high-temperature, down from October's refreshing 61°F (16.1°C) to a frosty 48.4°F (9.1°C). Weather in November »
Weather in December
December, the first month of the winter in Helix, is still a cold month, with an average temperature varying between 27.9°F (-2.3°C) and 38.3°F (3.5°C). Helix's December weather, marked by an average high temperature of 38.3°F (3.5°C) and an average low temperature of 27.9°F (-2.3°C), is the coldest in the year. Weather in December »
Updated: Jun 4, 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 most humid month in Helix is January, with an average relative humidity of 79%.
How much does it rain?
In Helix, during the entire year, the rain falls for 125.2 days and collects up to 11.26" (286mm) of precipitation.
When does it snow?
January through April, September, November and December are months with snowfall.
How many days does it snow?
In Helix, during the entire year, snow falls for 19.8 days and aggregates up to 10.16" (258mm) of snow.
What are the months with the least sunshine?
The months with the least sunshine are January and December, with an average of 5.4h of sunshine.
What is the month 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.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 4.9 days and accumulates 3.74" (95mm) of snow.
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?
May through August and October are months without snowfall.
When are the longest days?
With an average of 15h and 42min of daylight, June has the longest days of the year.
What part of the year is the hottest?
Helix registers the average highest temperatures during July, with peaks of 86.5°F (30.3°C) and lows of 62.1°F (16.7°C).
What are the least humid months?
The months with the lowest humidity are July and August, with an average relative humidity of 37%.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 4 days and typically collects 0.2" (5mm) of precipitation.
What is the month with the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 7.
What month has the most sunshine in Helix?
The month with the most sunshine is August, with an average of 12.1h of sunshine.
What time of the year is the coldest?
The coldest period is December, when temperatures fluctuate between an average high of 38.3°F (3.5°C) and a low of 27.9°F (-2.3°C).
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 13.3 days and typically aggregates up to 1.5" (38mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 8h and 42min of daylight.
Average temperature
Helix, OR
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (38.3°F).
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure
Helix, OR
- Average pressure in January:
30.19"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
30"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.17"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed
Helix, OR
- Average wind speed in January:
6.3mph - Average wind speed in February:
7.1mph - Average wind speed in March:
8mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7.5mph - Average wind speed in June:
8mph
- Average wind speed in July:
7.2mph - Average wind speed in August:
6.8mph - Average wind speed in September:
6.5mph - Average wind speed in October:
6.6mph - Average wind speed in November:
6.9mph - Average wind speed in December:
6.2mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6.2mph).
Average humidity
Helix, OR
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (37%).
Average rainfall
Helix, OR
- Average rainfall in January:
1.3" - Average rainfall in February:
1.42" - Average rainfall in March:
1.38" - Average rainfall in April:
1.02" - Average rainfall in May:
0.98" - Average rainfall in June:
0.79"
The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days
Helix, OR
- Average rainfall days in January:
13.6 days - Average rainfall days in February:
11.5 days - Average rainfall days in March:
15.9 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
10.7 days - Average rainfall days in June:
8.8 days
- Average rainfall days in July:
4 days - Average rainfall days in August:
3.7 days - Average rainfall days in September:
6.4 days - Average rainfall days in October:
11.1 days - Average rainfall days in November:
12.9 days - Average rainfall days in December:
13.3 days
The month with the highest number of rainy days is March (15.9 days).
The month with the least rainy days is August (3.7 days).
Average snowfall
Helix, OR
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days
Helix, OR
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
2.5 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:
0.1 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
6.1 days
The month with the highest number of snowfall days is December (6.1 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight / Average sunshine
Helix, 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:
15h and 0min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - 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 3min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 4min - Average sunshine in March:
7h and 3min - Average sunshine in April:
10h and 1min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 2min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 1min - Average sunshine in September:
10h and 4min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 2min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days
Helix, OR
- Average sunshine days in January:
13.4 days - Average sunshine days in February:
12.4 days - Average sunshine days in March:
12.6 days - Average sunshine days in April:
14.9 days - Average sunshine days in May:
17.5 days - Average sunshine days in June:
18.9 days
- Average sunshine days in July:
25.1 days - Average sunshine days in August:
24.2 days - Average sunshine days in September:
22.2 days - Average sunshine days in October:
18.1 days - Average sunshine days in November:
15 days - Average sunshine days in December:
13.8 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is February (12.4 days).
Average UV index
Helix, OR
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Helix, OR
The month with the most cloud cover is December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility
Helix, OR
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Helix, Oregon, USA
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