Dallas
Oregon, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Dallas, OR

January, like December, is a frosty winter month in Dallas, Oregon, with average temperature varying between 45.7°F (7.6°C) and 32.7°F (0.4°C). With an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 32.7°F (0.4°C), January is the coldest month. Weather in January »
The last month of the winter, February, is a fresh month in Dallas, Oregon, with average temperature fluctuating between 34.3°F (1.3°C) and 50.5°F (10.3°C). In Dallas, the average high-temperature is almost the same as in January - a cool 50.5°F (10.3°C). Weather in February »

The first month of the spring, March, is also a fresh month in Dallas, Oregon, with average temperature varying between 36°F (2.2°C) and 55.2°F (12.9°C). In March, the average high-temperature is relatively the same as in February - a still cool 55.2°F (12.9°C). Weather in March »

April in Dallas, Oregon, is an enjoyable spring month, with average temperature varying between 38.3°F (3.5°C) and 61.3°F (16.3°C). In Dallas, Oregon, the average high-temperature marginally rises, from a fresh 55.2°F (12.9°C) in March, to an enjoyable 61.3°F (16.3°C). Weather in April »

May, the last month of the spring, in Dallas, is a pleasant month, with average temperature fluctuating between 68.4°F (20.2°C) and 42.8°F (6°C). In Dallas, the average high-temperature in May marginally rises, from an enjoyable 61.3°F (16.3°C) in April, to a pleasant 68.4°F (20.2°C). Weather in May »

The first month of the summer, June, is a warm month in Dallas, Oregon, with average temperature varying between 47.1°F (8.4°C) and 73.9°F (23.3°C). In June, the average high-temperature slightly increases, from a pleasant 68.4°F (20.2°C) in May, to a warm 73.9°F (23.3°C). Weather in June »

July, the same as June, is a moderately hot summer month in Dallas, Oregon, with average temperature varying between 49.5°F (9.7°C) and 82.2°F (27.9°C). The warmest months are July and August, with an average high-temperature of 82.2°F (27.9°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Dallas, Oregon, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 82.2°F (27.9°C). July and August, with an average high-temperature of 82.2°F (27.9°C), are the warmest months. Weather in August »

The first month of the autumn, September, is also a moderately hot month in Dallas, Oregon, with average temperature varying between 46.6°F (8.1°C) and 77.5°F (25.3°C). In Dallas, the average high-temperature is practically the same as in August - a still moderately hot 77.5°F (25.3°C). Weather in September »

October, the same as September, is another enjoyable autumn month in Dallas, Oregon, with average temperature fluctuating between 65.1°F (18.4°C) and 41.5°F (5.3°C). In October, the average high-temperature drops, from a warm 77.5°F (25.3°C) in September, to a comfortable 65.1°F (18.4°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Dallas, Oregon, with average temperature ranging between min 36.9°F (2.7°C) and max 52.3°F (11.3°C). In November, the average high-temperature drops, from an enjoyable 65.1°F (18.4°C) in October, to a fresh 52.3°F (11.3°C). Weather in November »

The first month of the winter, December, is still a chilly month in Dallas, Oregon, with average temperature fluctuating between 46.2°F (7.9°C) and 34°F (1.1°C). In Dallas, the average high-temperature in December marginally drops, from a cool 52.3°F (11.3°C) in November, to a frosty 46.2°F (7.9°C). Weather in December »

What is the coldest month in Dallas?

January is the coldest month in Dallas, Oregon, with an average high-temperature of 45.7°F (7.6°C) and an average low-temperature of 32.7°F (0.4°C).

How many days does it rain in Dallas?

In Dallas, during the entire year, the rain falls for 139 days and collects up to 48.1" (1222mm) of precipitation.

When does it snow in Dallas?

January through March, November and December are months with snowfall.

How much does it snow in Dallas?

Throughout the year, in Dallas, 8.2" (208.3mm) of snow is accumulated.

When does it snow the most in Dallas?

January is the month with the most snowfall in Dallas, Oregon, with 3.4" (86.4mm) of accumulated snow.

When are the longest days in Dallas?

With an average of 15.6h of daylight, June has the longest days of the year in Dallas, Oregon.

What is the warmest month in Dallas?

July and August, with an average high-temperature of 82.2°F (27.9°C), are warmest months in Dallas.

What is the driest month in Dallas?

July is the month with the least rainfall in Dallas. Rain falls for 3 days and accumulates 0.4" (8.9mm) of precipitation.

What is the wettest month in Dallas?

The month with the most rainfall in Dallas is December when the rain falls for 18 days and typically aggregates up to 8.9" (227.1mm) of precipitation.

What is the month with the shortest days in Dallas?

With an average of 8.8h of daylight, December has the shortest days of the year in Dallas.
Average temperature - Dallas, OR
Average rainfall - Dallas, OR
Average rainfall days - Dallas, OR

Months with the highest number of rainy days are January and December (18 days).
Months with the lowest number of rainy days are July and August (3 days).

Average snowfall - Dallas, OR
Average daylight - Dallas, OR

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).