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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, in Tonasket, Washington, is another subzero cold winter month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 18.7°F (-7.4°C). As Tonasket welcomes January, the average high-temperature records at a still freezing cold 30.9°F (-0.6°C), marking an insignificant deviation from the prior month. Weather in January »
Weather in February
February, the last month of the winter in Tonasket, is a wintry month, with temperature in the range of an average high of 33.8°F (1°C) and an average low of 19.4°F (-7°C). With February's advent, Tonasket sees an average high-temperature of a wintry 33.8°F (1°C), subtly shifted from January's 30.9°F (-0.6°C). Weather in February »
Weather in March
March, the first month of the spring in Tonasket, is a chilly month, with an average temperature varying between 27.3°F (-2.6°C) and 43°F (6.1°C). Tonasket experiences a temperature shift with the start of March, with average high-temperatures moving from an icy 33.8°F (1°C) in February to a chilly 43°F (6.1°C). Weather in March »
Weather in April
April is a fresh spring month in Tonasket, Washington, with an average temperature varying between 54.3°F (12.4°C) and 33.8°F (1°C). Tonasket in April shows a temperature shift, moving from an average high of a chilly 43°F (6.1°C) in March to a cool 54.3°F (12.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Tonasket, Washington, with an average temperature ranging between max 66°F (18.9°C) and min 42.4°F (5.8°C). Tonasket's weather in May shows a rise in the average high-temperature, moving up from April's cool 54.3°F (12.4°C) to a refreshing 66°F (18.9°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Tonasket, Washington, with an average temperature ranging between max 72.5°F (22.5°C) and min 47.5°F (8.6°C). As June arrives, a slight rise in the average high-temperature is observed, moving from an enjoyable 66°F (18.9°C) in May to an agreeable 72.5°F (22.5°C). Weather in June »
Weather in July
July is a moderately hot summer month in Tonasket, Washington, with an average temperature varying between 82.6°F (28.1°C) and 54.3°F (12.4°C). July brings the highest temperatures, with an average high of 82.6°F (28.1°C) and an average low of 54.3°F (12.4°C). In July, the heat index is computed to be 82.4°F (28°C). Weather in July »
Weather in August
August, the last month of the summer in Tonasket, is also a moderately hot month, with an average temperature fluctuating between 82.4°F (28°C) and 55°F (12.8°C). Tonasket in August witnesses an average high-temperature of a still moderately hot 82.4°F (28°C), indicating a slight variation from July's 82.6°F (28.1°C). Weather in August »
Weather in September
September, the first month of the autumn in Tonasket, is still a pleasant month, with an average temperature varying between 70.9°F (21.6°C) and 47.3°F (8.5°C). The start of September signals a decrease in the average high-temperature, transitioning from a warm 82.4°F (28°C) in August to an agreeable 70.9°F (21.6°C). Weather in September »
Weather in October
October, like September, in Tonasket, Washington, is a cool autumn month, with an average temperature fluctuating between 37.2°F (2.9°C) and 54.9°F (12.7°C). In Tonasket, stepping into October signifies a significant temperature decrement, moving down from September's pleasant 70.9°F (21.6°C) to a cool 54.9°F (12.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Tonasket, is also an icy month, with temperature in the range of an average high of 40.1°F (4.5°C) and an average low of 27.5°F (-2.5°C). November's onset brings a clear reduction in the average high-temperature, falling from a cool 54.9°F (12.7°C) in October to a cold 40.1°F (4.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a subzero cold month in Tonasket, Washington, with an average temperature ranging between min 18.1°F (-7.7°C) and max 30.4°F (-0.9°C). With an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.1°F (-7.7°C), December is the coldest month. Weather in December »
Updated: Jun 5, 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?
The most humid month is January, with an average relative humidity of 91%.
How much does it rain?
Throughout the year, there are 90.2 rainfall days, and 7.56" (192mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through April, November and December.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 6.2 days and accumulates 3.39" (86mm) of snow.
How many days does it snow?
In Tonasket, during the entire year, snow falls for 25.5 days and aggregates up to 10.12" (257mm) of snow.
What is the month with the least sunshine in Tonasket?
January has the least sunshine of the year, with an average of 4.5h of sunshine.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Tonasket, 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?
May through October are months without snowfall.
When are the longest days?
The month with the longest days is June, with an average of 16h and 6min of daylight.
What is the hottest time of year?
July stands out as Tonasket's warmest month, with an average high-temperature of 82.6°F (28.1°C) and a low-temperature of 54.3°F (12.4°C).
What is the least humid month?
July and August, with an average relative humidity of 42%, are the least humid months.
What is the driest month?
The months with the least rainfall are July and August Rain falls for 3.8 days and accumulates 0.2" (5mm) of rain.
What is the month with the most sunshine?
July and August, with an average of 12h of sunshine, are months with the most sunshine.
When is the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the month with the lowest UV index?
The month with the lowest UV index is November, with an average maximum UV index of 1.
What are the coldest months in Tonasket?
With an average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18.1°F (-7.7°C), December is the coldest month.
What is the wettest month?
The month with the most rainfall is December, when the rain falls for 6.9 days and typically aggregates up to 0.94" (24mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 24min of daylight.
Average temperature
Tonasket, WA
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.4°F).
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (18.1°F).
Average pressure
Tonasket, WA
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed
Tonasket, WA
- Average wind speed in January:
4mph - Average wind speed in February:
4.3mph - Average wind speed in March:
4.6mph - Average wind speed in April:
5.1mph - Average wind speed in May:
4.8mph - Average wind speed in June:
4.9mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.6mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4.2mph
The windiest month (with the highest average wind speed) is April (5.1mph).
The calmest month (with the lowest average wind speed) is January (4mph).
Average humidity
Tonasket, WA
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (42%).
Average rainfall
Tonasket, WA
- Average rainfall in January:
0.91" - Average rainfall in February:
0.43" - Average rainfall in March:
0.91" - Average rainfall in April:
0.51" - Average rainfall in May:
0.91" - Average rainfall in June:
0.67"
The wettest month (with the highest rainfall) is December (0.94").
The driest months (with the least rainfall) are July and August (0.2").
Average rainfall days
Tonasket, WA
- Average rainfall days in January:
9.4 days - Average rainfall days in February:
6.8 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
9.3 days - Average rainfall days in May:
8.6 days - Average rainfall days in June:
7 days
- Average rainfall days in July:
3.8 days - Average rainfall days in August:
2.8 days - Average rainfall days in September:
5.3 days - Average rainfall days in October:
7.9 days - Average rainfall days in November:
10.9 days - Average rainfall days in December:
6.9 days
The month with the highest number of rainy days is March (11.5 days).
The month with the least rainy days is August (2.8 days).
Average snowfall
Tonasket, WA
The month with the highest snowfall is January (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Tonasket, WA
- Average snowfall days in January:
6.2 days - Average snowfall days in February:
5.5 days - Average snowfall days in March:
2.3 days - Average snowfall days in April:
0.4 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:
0.1 days - Average snowfall days in November:
2.6 days - Average snowfall days in December:
8.4 days
The month with the highest number of snowfall days is December (8.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Tonasket, WA
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in January:
4h and 3min - Average sunshine in February:
4h and 5min - Average sunshine in March:
7h and 3min - Average sunshine in April:
10h and 4min - Average sunshine in May:
11h and 1min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 5min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Tonasket, WA
- Average sunshine days in January:
17.2 days - Average sunshine days in February:
17.1 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
17.7 days - Average sunshine days in May:
21.3 days - Average sunshine days in June:
21.2 days
- Average sunshine days in July:
25.8 days - Average sunshine days in August:
26.3 days - Average sunshine days in September:
23.4 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
15.4 days - Average sunshine days in December:
17.8 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is November (15.4 days).
Average UV index
Tonasket, WA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).
Average cloud cover
Tonasket, WA
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility
Tonasket, 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 and December (4mi).
Tonasket, Washington, USA
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