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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 an icy winter month in Nine Mile Falls, Washington, with an average temperature varying between 33.3°F (0.7°C) and 22.8°F (-5.1°C). The advent of January brings an average high-temperature of a still icy 33.3°F (0.7°C), almost identical to the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Nine Mile Falls, is also an icy month, with an average temperature varying between 36.5°F (2.5°C) and 24.8°F (-4°C). The average high-temperature during February registers at a still wintry 36.5°F (2.5°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
March, the first month of the spring in Nine Mile Falls, is a chilly month, with an average temperature varying between 31.6°F (-0.2°C) and 45.9°F (7.7°C). March's onset brings a temperature rise, moving from an icy 36.5°F (2.5°C) in February to a chilly 45.9°F (7.7°C). Weather in March »
Weather in April
April in Nine Mile Falls, Washington, is a cool spring month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 54.9°F (12.7°C). The onset of April marks a slight increase in the average high-temperature, moving from a frosty 45.9°F (7.7°C) in March to a fresh 54.9°F (12.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Nine Mile Falls, Washington, with an average temperature varying between 43.3°F (6.3°C) and 65.8°F (18.8°C). The arrival of May sees a shift in the average high-temperature, moving from a fresh 54.9°F (12.7°C) in April to a comfortable 65.8°F (18.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Nine Mile Falls, Washington, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 71.4°F (21.9°C). A gentle upsurge in temperatures occurs as May gives way to June, with average highs shifting from an enjoyable 65.8°F (18.8°C) to an agreeable 71.4°F (21.9°C). Weather in June »
Weather in July
July in Nine Mile Falls, Washington, is a moderately hot summer month, with an average temperature varying between 83.7°F (28.7°C) and 56.7°F (13.7°C). July and August, with an average high-temperature of 83.7°F (28.7°C), are the warmest months. The heat index in July is computed to be 82.4°F (28°C). Weather in July »
Weather in August
August, the last month of the summer in Nine Mile Falls, is also a moderately hot month, with an average temperature ranging between min 59°F (15°C) and max 83.7°F (28.7°C). Nine Mile Falls's peak temperatures tend to occur in July and August, with an average high-temperature of 83.7°F (28.7°C). Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Nine Mile Falls, Washington, with an average temperature ranging between min 50.7°F (10.4°C) and max 72.9°F (22.7°C). September implies a gentle temperature shift, with average high-temperatures reducing from August's moderately hot 83.7°F (28.7°C) to an agreeable 72.9°F (22.7°C). Weather in September »
Weather in October
October, like September, is another refreshing autumn month in Nine Mile Falls, Washington, with an average temperature ranging between max 55.9°F (13.3°C) and min 39.9°F (4.4°C). The arrival of October brings a significant change in Nine Mile Falls's weather, with average high-temperatures dropping from September's agreeable 72.9°F (22.7°C) to a moderate 55.9°F (13.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Nine Mile Falls, Washington, with an average temperature fluctuating between 30.4°F (-0.9°C) and 41.7°F (5.4°C). The beginning of November involves a decrease in the average high-temperature, transitioning from a refreshing 55.9°F (13.3°C) in October to an icy 41.7°F (5.4°C). Weather in November »
Weather in December
December, the first month of the winter in Nine Mile Falls, is also a wintry month, with an average temperature ranging between max 32.2°F (0.1°C) and min 22.1°F (-5.5°C). Nine Mile Falls experiences its lowest average temperatures in December, reaching a peak of 32.2°F (0.1°C) and a minimum of 22.1°F (-5.5°C). Weather in December »
Updated: Aug 20, 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?
With an average relative humidity of 89%, January is the most humid month.
How much does it rain in Nine Mile Falls?
Throughout the year, there are 127.8 rainfall days, and 16.93" (430mm) of precipitation is accumulated.
When does it snow?
January through May, September through December are months with snowfall in Nine Mile Falls.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 14.9 days and accumulates 10.39" (264mm) of snow.
How many days does it snow?
In Nine Mile Falls, during the entire year, snow falls for 62.3 days and aggregates up to 37.83" (961mm) of snow.
What are the months with the lowest UV index in Nine Mile Falls?
February and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the rainiest month?
The month with the most rainfall is March, when the rain falls for 15.9 days and typically aggregates up to 2.13" (54mm) of precipitation.
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?
In Nine Mile Falls, snow does not fall in June through August.
When are the longest days?
June has the longest days of the year, with an average of 15h and 54min of daylight.
What is the hottest time of year?
Nine Mile Falls witnesses its average highest temperatures during July and August, peaking at 83.7°F (28.7°C).
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 is the least humid month?
The least humid month is August, with an average relative humidity of 38%.
What is the driest month?
August is the month with the least rainfall. Rain falls for 5.8 days and accumulates 0.35" (9mm) of precipitation.
What month has the most sunshine?
With an average of 12h of sunshine, August has the most sunshine of the year.
What is the coldest time of year?
Nine Mile Falls's December weather reaches an average high of 32.2°F (0.1°C) and an average low of 22.1°F (-5.5°C), making it the coldest month.
What is the month with the shortest days?
With an average of 8h and 30min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
With an average of 3.9h of sunshine, December has the least sunshine of the year.
Average temperature
Nine Mile Falls, WA
The warmest months (with the highest average high temperature) are July and August (83.7°F).
The month with the lowest average high temperature is December (32.2°F).
The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (22.1°F).
Average pressure
Nine Mile Falls, WA
- Average pressure in January:
30.19"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.9"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.05"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 (29.9"Hg).
Average wind speed
Nine Mile Falls, WA
- Average wind speed in January:
5.9mph - Average wind speed in February:
6.2mph - Average wind speed in March:
7.2mph - Average wind speed in April:
7.3mph - Average wind speed in May:
6.4mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.7mph - Average wind speed in September:
5.9mph - Average wind speed in October:
6.1mph - Average wind speed in November:
6.3mph - Average wind speed in December:
5.8mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity
Nine Mile Falls, WA
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (38%).
Average rainfall
Nine Mile Falls, WA
- Average rainfall in January:
2.09" - Average rainfall in February:
1.46" - Average rainfall in March:
2.13" - Average rainfall in April:
1.5" - Average rainfall in May:
1.65" - Average rainfall in June:
1.34"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.35" - Average rainfall in September:
0.63" - Average rainfall in October:
1.61" - Average rainfall in November:
1.69" - Average rainfall in December:
2.09"
The wettest month (with the highest rainfall) is March (2.13").
The driest month (with the least rainfall) is August (0.35").
Average rainfall days
Nine Mile Falls, WA
- Average rainfall days in January:
9.2 days - Average rainfall days in February:
8.4 days - Average rainfall days in March:
15.9 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
13.4 days - Average rainfall days in June:
11.7 days
- Average rainfall days in July:
4.9 days - Average rainfall days in August:
5.8 days - Average rainfall days in September:
7.5 days - Average rainfall days in October:
12.9 days - Average rainfall days in November:
12.2 days - Average rainfall days in December:
9.6 days
The month with the highest number of rainy days is April (16.3 days).
The month with the least rainy days is July (4.9 days).
Average snowfall
Nine Mile Falls, WA
- Average snowfall in January:
10.39" - Average snowfall in February:
7.72" - Average snowfall in March:
4.84" - Average snowfall in April:
1.42" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (10.39").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Nine Mile Falls, WA
- Average snowfall days in January:
14.9 days - Average snowfall days in February:
12.3 days - Average snowfall days in March:
7.4 days - Average snowfall days in April:
3.4 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:
0.9 days - Average snowfall days in November:
7.3 days - Average snowfall days in December:
15.6 days
The month with the highest number of snowfall days is December (15.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Nine Mile Falls, 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 0min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 2min - Average sunshine in April:
9h and 1min - Average sunshine in May:
10h and 2min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 1min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 5min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days
Nine Mile Falls, WA
- Average sunshine days in January:
13 days - Average sunshine days in February:
10.8 days - Average sunshine days in March:
9.8 days - Average sunshine days in April:
11.2 days - Average sunshine days in May:
14.9 days - Average sunshine days in June:
16.4 days
- Average sunshine days in July:
24.1 days - Average sunshine days in August:
22.3 days - Average sunshine days in September:
20.3 days - Average sunshine days in October:
16.6 days - Average sunshine days in November:
11.8 days - Average sunshine days in December:
12 days
The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is March (9.8 days).
Average UV index
Nine Mile Falls, WA
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover
Nine Mile Falls, WA
The months with the most cloud cover are January and December (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility
Nine Mile Falls, WA
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).
Nine Mile Falls, Washington, USA
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