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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 chilly winter month in Spanaway, Washington, with an average temperature fluctuating between 45.5°F (7.5°C) and 34.9°F (1.6°C). Spanaway records an average high-temperature of a still frosty 45.5°F (7.5°C) in January, closely mirroring the climate of the previous month. Weather in January »
Weather in February
The last month of the winter, February, is another chilly month in Spanaway, Washington, with an average temperature ranging between max 46.4°F (8°C) and min 34.2°F (1.2°C). The shift to February signals an average high-temperature of a still frosty 46.4°F (8°C), subtly varied from January's 45.5°F (7.5°C). Weather in February »
Weather in March
March, the first month of the spring in Spanaway, is a fresh month, with an average temperature ranging between max 51.4°F (10.8°C) and min 36.7°F (2.6°C). The weather during March records an average high-temperature of a cool 51.4°F (10.8°C), closely mirroring the preceding month. Weather in March »
Weather in April
April is a mild spring month in Spanaway, Washington, with temperature in the range of an average low of 39.2°F (4°C) and an average high of 57°F (13.9°C). Spanaway perceives a slight temperature ascent during April, with average high-temperatures adjusting from a fresh 51.4°F (10.8°C) in March to a mild 57°F (13.9°C). Weather in April »
Weather in May
May, the last month of the spring in Spanaway, is a refreshing month, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 43.5°F (6.4°C). The shift from April to May introduces a subtle increase in the average high-temperature, moving from a mild 57°F (13.9°C) to an enjoyable 65.5°F (18.6°C). Weather in May »
Weather in June
June, the first month of the summer in Spanaway, is an agreeable month, with an average temperature fluctuating between 46.8°F (8.2°C) and 70.2°F (21.2°C). June observes an average high-temperature of an agreeable 70.2°F (21.2°C), marking an insignificant difference from May's 65.5°F (18.6°C). Weather in June »
Weather in July
July in Spanaway, Washington, is a warm summer month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 77.4°F (25.2°C). The start of July brings a subtle rise in the average high-temperature, moving from a pleasant 70.2°F (21.2°C) in June to a moderately hot 77.4°F (25.2°C). Weather in July »
Weather in August
August, the last month of the summer in Spanaway, is also a moderately hot month, with an average temperature fluctuating between 52.5°F (11.4°C) and 78.4°F (25.8°C). Spanaway experiences its highest temperatures in August, with an average peak of 78.4°F (25.8°C) and a low of 52.5°F (11.4°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Spanaway, Washington, with an average temperature varying between 49.1°F (9.5°C) and 70.7°F (21.5°C). The shift from August to September coincides with a small decrease in the average high-temperature, down to an agreeable 70.7°F (21.5°C) from a warm 78.4°F (25.8°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Spanaway, Washington, with an average temperature varying between 43.7°F (6.5°C) and 58.8°F (14.9°C). October brings a decrease in the average high-temperature, falling from September's agreeable 70.7°F (21.5°C) to a mild 58.8°F (14.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Spanaway, Washington, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 38.7°F (3.7°C). The arrival of November signals a shift in temperature, down from a refreshing 58.8°F (14.9°C) in October to a frosty 49.6°F (9.8°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Spanaway, Washington, with an average temperature ranging between max 43.7°F (6.5°C) and min 34.3°F (1.3°C). December, characterized by an average high temperature of 43.7°F (6.5°C) and a low temperature of 34.3°F (1.3°C), is generally the coldest month. Weather in December »
Updated: Jul 16, 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 are the most humid months?
January and December, with an average relative humidity of 87%, are most humid months.
How much does it rain?
In Spanaway, during the entire year, the rain falls for 176.3 days and collects up to 30.28" (769mm) of precipitation.
When does it snow?
Months with snowfall in Spanaway are January through April, November and December.
How many days does it snow?
Throughout the year, there are 9.4 snowfall days, and 4.84" (123mm) of snow is accumulated.
What are the months 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.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 3.4 days and typically aggregates up to 2.09" (53mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Spanaway, 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 October are months without snowfall.
When are the longest days?
With an average of 15h and 48min of daylight, June has the longest days of the year.
What is the least humid month?
July is the least humid month, with an average relative humidity of 69%.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 6.4 days and typically collects 0.39" (10mm) of precipitation.
What is the month with the highest UV index in Spanaway?
The month with the highest UV index is July, with an average maximum UV index of 6.
What is the hottest time of year?
The warmest temperatures occur during August, when averages reach a peak of 78.4°F (25.8°C) and a low of 52.5°F (11.4°C).
What month has the most sunshine?
With an average of 10.6h of sunshine, August has the most sunshine of the year.
What month is the coldest?
December, known for its average high temperature of 43.7°F (6.5°C) and an average low temperature of 34.3°F (1.3°C), is the coldest month.
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 18.9 days and typically aggregates up to 4.76" (121mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 36min of daylight.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 4h of sunshine.
Average temperature
Spanaway, 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 (43.7°F).
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is February (34.2°F).
Average pressure
Spanaway, WA
- Average pressure in January:
30.1"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
30.05"Hg - Average pressure in May:
30.03"Hg - Average pressure in June:
30.03"Hg
- Average pressure in July:
30.04"Hg - Average pressure in August:
30.01"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed
Spanaway, WA
- Average wind speed in January:
5mph - Average wind speed in February:
5mph - Average wind speed in March:
5.2mph - Average wind speed in April:
4.7mph - Average wind speed in May:
4.2mph - Average wind speed in June:
4.2mph
- Average wind speed in July:
3.9mph - Average wind speed in August:
3.7mph - Average wind speed in September:
4mph - Average wind speed in October:
4.4mph - Average wind speed in November:
5mph - Average wind speed in December:
4.6mph
The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity
Spanaway, WA
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is July (69%).
Average rainfall
Spanaway, WA
- Average rainfall in January:
4.53" - Average rainfall in February:
2.83" - Average rainfall in March:
3.07" - Average rainfall in April:
2.48" - Average rainfall in May:
1.61" - Average rainfall in June:
1.18"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.51" - Average rainfall in September:
1.57" - Average rainfall in October:
3.43" - Average rainfall in November:
3.9" - Average rainfall in December:
4.76"
The wettest month (with the highest rainfall) is December (4.76").
The driest month (with the least rainfall) is July (0.39").
Average rainfall days
Spanaway, WA
- Average rainfall days in January:
18.2 days - Average rainfall days in February:
16.7 days - Average rainfall days in March:
19.9 days - Average rainfall days in April:
18.3 days - Average rainfall days in May:
14 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
6.4 days - Average rainfall days in August:
5.1 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
15.8 days - Average rainfall days in November:
18.9 days - Average rainfall days in December:
18.9 days
The month with the highest number of rainy days is March (19.9 days).
The month with the least rainy days is August (5.1 days).
Average snowfall
Spanaway, WA
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Spanaway, WA
- Average snowfall days in January:
1.9 days - Average snowfall days in February:
3.4 days - Average snowfall days in March:
1.7 days - Average snowfall days in April:
0.2 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:
1.5 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Spanaway, WA
- Average daylight in January:
9h and 0min - 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 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 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 3min - Average sunshine in December:
4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days
Spanaway, WA
- Average sunshine days in January:
11.1 days - Average sunshine days in February:
9 days - Average sunshine days in March:
9 days - Average sunshine days in April:
9.8 days - Average sunshine days in May:
15.2 days - Average sunshine days in June:
16.1 days
- Average sunshine days in July:
22.5 days - Average sunshine days in August:
23.3 days - Average sunshine days in September:
16.2 days - Average sunshine days in October:
14 days - Average sunshine days in November:
9.2 days - Average sunshine days in December:
10.1 days
The month with the most sunshine days is August (23.3 days).
The months with the least sunshine days are February and March (9 days).
Average UV index
Spanaway, WA
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
Spanaway, WA
The months with the most cloud cover are January and December (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility
Spanaway, WA
The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
Spanaway, Washington, USA
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