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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 another subzero cold winter month in Plain, Washington, with an average temperature ranging between max 31.5°F (-0.3°C) and min 18.9°F (-7.3°C). January's onset brings an average high-temperature of a still subzero cold 31.5°F (-0.3°C), showing a minute difference from December's 30.6°F (-0.8°C). Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Plain, Washington, with an average temperature varying between 19.9°F (-6.7°C) and 33.3°F (0.7°C). As January transitions into February, the average high-temperature rests at a cold 33.3°F (0.7°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is also a wintry month in Plain, Washington, with an average temperature fluctuating between 39.2°F (4°C) and 24.3°F (-4.3°C). March brings a slight increase in the average high-temperature, progressing from 33.3°F (0.7°C) in February to a still icy 39.2°F (4°C). Weather in March »
Weather in April
April in Plain, Washington, is a frosty spring month, with an average temperature fluctuating between 30°F (-1.1°C) and 47.8°F (8.8°C). The shift from March to April introduces a subtle increase in the average high-temperature, moving from an icy 39.2°F (4°C) to a frosty 47.8°F (8.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a mild month in Plain, Washington, with an average temperature fluctuating between 37.9°F (3.3°C) and 59.9°F (15.5°C). With the arrival of May, the average high-temperature transitions from a chilly 47.8°F (8.8°C) in April to a refreshing 59.9°F (15.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a refreshing month in Plain, Washington, with an average temperature varying between 42.4°F (5.8°C) and 66.6°F (19.2°C). As Plain enters June, the average high-temperature marginally increases from the a mild 59.9°F (15.5°C) of May to a comfortable 66.6°F (19.2°C). Weather in June »
Weather in July
July in Plain, Washington, is a moderately hot summer month, with an average temperature varying between 77.2°F (25.1°C) and 48.9°F (9.4°C). July brings a rise in Plain's average high-temperature, moving from a comfortable 66.6°F (19.2°C) in June to a warm 77.2°F (25.1°C). Weather in July »
Weather in August
August, the last month of the summer in Plain, is another warm month, with an average temperature ranging between min 49.6°F (9.8°C) and max 77.5°F (25.3°C). Plain witnesses the warmest weather in August, with temperatures averaging a high of 77.5°F (25.3°C) and a low of 49.6°F (9.8°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an enjoyable month in Plain, Washington, with an average temperature ranging between max 66.4°F (19.1°C) and min 43.2°F (6.2°C). Plain experiences a temperature shift at the start of September, with average high-temperatures adjusting from a moderately hot 77.5°F (25.3°C) in August to a comfortable 66.4°F (19.1°C). Weather in September »
Weather in October
October, the same as September, is a cool autumn month in Plain, Washington, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 51.6°F (10.9°C). Plain, Washington, in October experiences a marked decrease in the average high-temperature, descending from September's enjoyable 66.4°F (19.1°C) to a cool 51.6°F (10.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is also an icy month in Plain, Washington, with an average temperature varying between 26.1°F (-3.3°C) and 38.1°F (3.4°C). A change in temperatures is noted as October gives way to November, with average highs reducing from a fresh 51.6°F (10.9°C) to a wintry 38.1°F (3.4°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Plain, Washington, with an average temperature fluctuating between 18.7°F (-7.4°C) and 30.6°F (-0.8°C). The coldest period tends to be December, when average temperatures fluctuate between a high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C). Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Plain?
With an average relative humidity of 92%, January is the most humid month in Plain, Washington.
What is the rainiest month in Plain?
January is the month with the most rainfall in Plain, Washington. Rain falls for 14.7 days and accumulates 4.33" (110mm) of precipitation.
How much does it rain in Plain?
In Plain, Washington, during the entire year, the rain falls for 159.9 days and collects up to 25.63" (651mm) of precipitation.
When does it snow in Plain?
Months with snowfall in Plain are January through May, September through December.
What is the snowiest month in Plain?
January is the month with the most snowfall. Snow falls for 14.7 days and accumulates 16.73" (425mm) of snow.
How much does it snow in Plain?
In Plain, during the entire year, snow falls for 73.4 days and aggregates up to 57.99" (1473mm) of snow.
What is the month with the least sunshine in Plain?
The month with the least sunshine is January, with an average of 4.1h of sunshine.
What is the month with the lowest UV index in Plain?
The months with the lowest UV index in Plain are January and February, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Plain?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Plain, 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 Plain?
June through August are months without snowfall.
When are the longest days in Plain?
The month with the longest days in Plain is June, with an average of 15h and 54min of daylight.
What are the least humid months in Plain?
The months with the lowest humidity in Plain are July and August, with an average relative humidity of 56%.
What is the driest month in Plain?
July is the month with the least rainfall in Plain, Washington. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.
What is the month with the highest UV index in Plain?
July is the month with the highest UV index in Plain, with an average maximum UV index of 6.
What is the hottest time of year in Plain?
With average temperatures fluctuating between a high of 77.5°F (25.3°C) and a low of 49.6°F (9.8°C), August stands out as the warmest month in Plain.
What month has the most sunshine in Plain?
With an average of 11.9h of sunshine, August has the most sunshine of the year in Plain, Washington.
What is the coldest month in Plain?
Plain, Washington, records the coldest temperatures in December, averaging a high of 30.6°F (-0.8°C) and a low of 18.7°F (-7.4°C).
What is the month with the shortest days in Plain?
December has the shortest days of the year, with an average of 8h and 30min of daylight.
Average temperature
Plain, WA
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (30.6°F).
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).
Average pressure
Plain, WA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.08"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.95"Hg).
Average wind speed
Plain, WA
- Average wind speed in January:
3.7mph - Average wind speed in February:
3.9mph - Average wind speed in March:
4.4mph - Average wind speed in April:
5mph - Average wind speed in May:
5mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.2mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.1mph - Average wind speed in November:
3.9mph - Average wind speed in December:
3.5mph
The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).
Average humidity
Plain, WA
The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (56%).
Average rainfall
Plain, WA
- Average rainfall in January:
4.33" - Average rainfall in February:
2.91" - Average rainfall in March:
2.87" - Average rainfall in April:
1.65" - Average rainfall in May:
1.65" - Average rainfall in June:
1.06"
- Average rainfall in July:
0.43" - Average rainfall in August:
0.51" - Average rainfall in September:
1.06" - Average rainfall in October:
2.36" - Average rainfall in November:
2.91" - Average rainfall in December:
3.86"
The wettest month (with the highest rainfall) is January (4.33").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days
Plain, WA
- Average rainfall days in January:
14.7 days - Average rainfall days in February:
14 days - Average rainfall days in March:
18.2 days - Average rainfall days in April:
17.7 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
11.5 days
- Average rainfall days in July:
7.5 days - Average rainfall days in August:
6.3 days - Average rainfall days in September:
10.3 days - Average rainfall days in October:
14.7 days - Average rainfall days in November:
16.7 days - Average rainfall days in December:
13 days
The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (6.3 days).
Average snowfall
Plain, WA
- Average snowfall in January:
16.73" - Average snowfall in February:
11.18" - Average snowfall in March:
7.8" - Average snowfall in April:
1.54" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Plain, WA
- Average snowfall days in January:
14.7 days - Average snowfall days in February:
14.7 days - Average snowfall days in March:
11.8 days - Average snowfall days in April:
5.2 days - Average snowfall days in May:
0.3 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:
0.2 days - Average snowfall days in October:
1 days - Average snowfall days in November:
8.5 days - Average snowfall days in December:
17 days
The month with the highest number of snowfall days is December (17 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Plain, WA
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - 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 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 4min - Average sunshine in April:
9h and 5min - Average sunshine in May:
10h and 4min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 3min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Plain, WA
- Average sunshine days in January:
9.3 days - Average sunshine days in February:
6.8 days - Average sunshine days in March:
7.1 days - Average sunshine days in April:
8.5 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
14.1 days
- Average sunshine days in July:
21 days - Average sunshine days in August:
21.9 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
13.7 days - Average sunshine days in November:
8.5 days - Average sunshine days in December:
8.9 days
The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (6.8 days).
Average UV index
Plain, WA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover
Plain, WA
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility
Plain, WA
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).
Plain, Washington, USA
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