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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, in Underwood Heights, Washington, is a wintry winter month, with an average temperature varying between 37°F (2.8°C) and 27.7°F (-2.4°C). The transition from December to January sees an average high-temperature of a still icy 37°F (2.8°C), indicating a minor variance from the prior month. Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Underwood Heights, Washington, with an average temperature varying between 28.8°F (-1.8°C) and 39°F (3.9°C). With the onset of February, a modest change to a still cold 39°F (3.9°C) from January's 37°F (2.8°C) is noted in high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Underwood Heights, is a frosty month, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 30.6°F (-0.8°C). As March takes its course, Underwood Heights's average high-temperature registers at a chilly 44.2°F (6.8°C), closely aligning with the preceding month. Weather in March »
Weather in April
April is a cool spring month in Underwood Heights, Washington, with an average temperature fluctuating between 35.2°F (1.8°C) and 52.3°F (11.3°C). April's arrival brings a modest temperature shift, moving from a frosty 44.2°F (6.8°C) in March to a cool 52.3°F (11.3°C). Weather in April »
Weather in May
May, the last month of the spring in Underwood Heights, is a comfortable month, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 62.4°F (16.9°C). The start of May brings a rise in the average high-temperature, moving from a cool 52.3°F (11.3°C) in April to a comfortable 62.4°F (16.9°C). Weather in May »
Weather in June
June, the first month of the summer in Underwood Heights, is a pleasant month, with an average temperature fluctuating between 45.1°F (7.3°C) and 68.5°F (20.3°C). June's arrival sees a mild rise in the average high-temperature, transitioning from May's enjoyable 62.4°F (16.9°C) to an agreeable 68.5°F (20.3°C). Weather in June »
Weather in July
July is a moderately hot summer month in Underwood Heights, Washington, with an average temperature ranging between max 78.3°F (25.7°C) and min 50.4°F (10.2°C). In Underwood Heights, the onset of July comes with an increased average high-temperature, moving from June's agreeable 68.5°F (20.3°C) to a warm 78.3°F (25.7°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Underwood Heights, Washington, with an average temperature ranging between max 78.4°F (25.8°C) and min 51.4°F (10.8°C). The average temperatures reach their apex in August, averaging 78.4°F (25.8°C) at the high end and 51.4°F (10.8°C) at the low end. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Underwood Heights, Washington, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 47.1°F (8.4°C). The transition into September involves a decrease in the average high-temperature, falling from a warm 78.4°F (25.8°C) in August to a pleasant 68.9°F (20.5°C). Weather in September »
Weather in October
October, the same as September, in Underwood Heights, Washington, is another refreshing autumn month, with an average temperature varying between 55.4°F (13°C) and 40.5°F (4.7°C). The shift from September to October involves a decrease in the average high-temperature, dropping from an agreeable 68.9°F (20.5°C) to a moderate 55.4°F (13°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Underwood Heights, Washington, with an average temperature varying between 43.7°F (6.5°C) and 32.9°F (0.5°C). The onset of November entails a temperature shift, as the average high-temperature decreases from a refreshing 55.4°F (13°C) in October to a chilly 43.7°F (6.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Underwood Heights, Washington, with an average temperature ranging between min 27°F (-2.8°C) and max 36°F (2.2°C). December, characterized by an average high temperature of 36°F (2.2°C) and a low temperature of 27°F (-2.8°C), is generally the coldest month. Weather in December »
[Resources]Frequently asked questions
What is the rainiest month in Underwood Heights?
The month with the most rainfall in Underwood Heights, Washington, is January, when the rain falls for 17.7 days and typically aggregates up to 5.67" (144mm) of precipitation.
How many days does it rain in Underwood Heights?
In Underwood Heights, during the entire year, the rain falls for 159.7 days and collects up to 31.42" (798mm) of precipitation.
When does it snow in Underwood Heights?
Months with snowfall are January through March, November and December.
How much does it snow in Underwood Heights?
In Underwood Heights, during the entire year, snow falls for 15.1 days and aggregates up to 14.33" (364mm) of snow.
What is the month with the least sunshine in Underwood Heights?
With an average of 3.7h of sunshine, January has the least sunshine of the year in Underwood Heights, Washington.
What are the months with the lowest UV index in Underwood Heights?
The months with the lowest UV index are January, February and November, with an average maximum UV index of 1.
What are the most humid months in Underwood Heights?
February and December, with an average relative humidity of 88%, are most humid months.
What is the snowiest month in Underwood Heights?
The month with the most snowfall in Underwood Heights, Washington, is February, when snow falls for 4 days and typically aggregates up to 4.76" (121mm) of snow.
When is Daylight Saving Time (DST) in Underwood Heights?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Underwood Heights, Washington, 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 Underwood Heights?
April through October are months without snowfall.
When are the longest days in Underwood Heights?
The month with the longest days is June, with an average of 15h and 42min of daylight.
What is the least humid month in Underwood Heights?
The least humid month is July, with an average relative humidity of 59%.
What is the driest month in Underwood Heights?
The month with the least rainfall is July, when the rain falls for 4.3 days and typically collects 0.28" (7mm) of precipitation.
What month has the most sunshine in Underwood Heights?
With an average of 11.7h of sunshine, July has the most sunshine of the year in Underwood Heights.
What is the month with the highest UV index in Underwood Heights?
July is the month with the highest UV index in Underwood Heights, with an average maximum UV index of 6.
What time of the year is the hottest in Underwood Heights?
Temperature readings in Underwood Heights, Washington, reach their annual highs in August, averaging 78.4°F (25.8°C) and a minimum average of 51.4°F (10.8°C).
What is the coldest month in Underwood Heights?
In Underwood Heights, Washington, the lowest temperatures are generally noted in December, averaging a high of 36°F (2.2°C) and a low of 27°F (-2.8°C).
What is the month with the shortest days in Underwood Heights?
The month with the shortest days in Underwood Heights is December, with an average of 8h and 42min of daylight.
Average temperature
Underwood Heights, WA
The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (36°F).
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (27°F).
Average pressure
Underwood Heights, WA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
30.04"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.99"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
29.99"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).
Average wind speed
Underwood Heights, WA
- Average wind speed in January:
5.3mph - Average wind speed in February:
5.5mph - Average wind speed in March:
5.3mph - Average wind speed in April:
6mph - Average wind speed in May:
5.7mph - Average wind speed in June:
6.1mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.4mph - Average wind speed in September:
5mph - Average wind speed in October:
4.8mph - Average wind speed in November:
5.3mph - Average wind speed in December:
5.2mph
The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).
Average humidity
Underwood Heights, WA
The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is July (59%).
Average rainfall
Underwood Heights, WA
- Average rainfall in January:
5.67" - Average rainfall in February:
3.82" - Average rainfall in March:
3.58" - Average rainfall in April:
2.52" - Average rainfall in May:
1.69" - Average rainfall in June:
0.98"
- Average rainfall in July:
0.28" - Average rainfall in August:
0.39" - Average rainfall in September:
1.14" - Average rainfall in October:
2.99" - Average rainfall in November:
3.27" - Average rainfall in December:
5.08"
The wettest month (with the highest rainfall) is January (5.67").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days
Underwood Heights, WA
- Average rainfall days in January:
17.7 days - Average rainfall days in February:
15.8 days - Average rainfall days in March:
20 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
12.8 days - Average rainfall days in June:
9.1 days
- Average rainfall days in July:
4.3 days - Average rainfall days in August:
4.2 days - Average rainfall days in September:
9.2 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
17.7 days - Average rainfall days in December:
17.9 days
The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (4.2 days).
Average snowfall
Underwood Heights, WA
The month with the highest snowfall is February (4.76").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Underwood Heights, WA
- Average snowfall days in January:
3.4 days - Average snowfall days in February:
4 days - Average snowfall days in March:
2.8 days - Average snowfall days in April:
0.1 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:
0.7 days - Average snowfall days in December:
4.1 days
The month with the highest number of snowfall days is December (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Underwood Heights, WA
- 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:
3h and 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 3min - Average sunshine in April:
8h and 0min - Average sunshine in May:
9h and 5min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
11h and 4min - Average sunshine in August:
11h and 4min - Average sunshine in September:
9h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Underwood Heights, WA
- Average sunshine days in January:
10.2 days - Average sunshine days in February:
8.8 days - Average sunshine days in March:
8.4 days - Average sunshine days in April:
10.7 days - Average sunshine days in May:
15.6 days - Average sunshine days in June:
17.6 days
- Average sunshine days in July:
25.4 days - Average sunshine days in August:
24.4 days - Average sunshine days in September:
18.7 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
9.9 days - Average sunshine days in December:
9.8 days
The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is March (8.4 days).
Average UV index
Underwood Heights, WA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover
Underwood Heights, WA
The months with the most cloud cover are January and February (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility
Underwood Heights, WA
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (4mi).
Underwood Heights, Washington, USA
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