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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 is an icy winter month in Tumtum, Washington, with an average temperature ranging between min 21.2°F (-6°C) and max 32.4°F (0.2°C). Upon the beginning of January, Tumtum's high-temperatures register at an icy 32.4°F (0.2°C), closely mirroring the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Tumtum, is also a wintry month, with an average temperature ranging between max 35.1°F (1.7°C) and min 21.6°F (-5.8°C). During February, Tumtum records an average high-temperature of a still cold 35.1°F (1.7°C), marking a slight divergence from January's 32.4°F (0.2°C). Weather in February »
Weather in March
March, the first month of the spring in Tumtum, is a chilly month, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 44.8°F (7.1°C). Tumtum in March shows a temperature shift, moving from an average high of a cold 35.1°F (1.7°C) in February to a frosty 44.8°F (7.1°C). Weather in March »
Weather in April
April is a fresh spring month in Tumtum, Washington, with an average temperature fluctuating between 54.7°F (12.6°C) and 33.6°F (0.9°C). Tumtum in April sees a temperature change, with average high-temperatures moving from a chilly 44.8°F (7.1°C) in March to a fresh 54.7°F (12.6°C). Weather in April »
Weather in May
May, the last month of the spring in Tumtum, is a comfortable month, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 65.8°F (18.8°C). As April transitions into May, Tumtum sees a rise in the average high-temperature, moving from a fresh 54.7°F (12.6°C) to an enjoyable 65.8°F (18.8°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Tumtum, Washington, with an average temperature ranging between max 71.8°F (22.1°C) and min 46°F (7.8°C). The arrival of June introduces a minor uplift in high-temperatures, adjusting from an enjoyable 65.8°F (18.8°C) in May to a pleasant 71.8°F (22.1°C). Weather in June »
Weather in July
July in Tumtum, Washington, is a warm summer month, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 83.5°F (28.6°C). A shift in the average high-temperature is noticeable in July, changing from a pleasant 71.8°F (22.1°C) in June to a warm 83.5°F (28.6°C). Weather in July »
Weather in August
August, the last month of the summer in Tumtum, is another warm month, with an average temperature ranging between min 54.3°F (12.4°C) and max 84°F (28.9°C). Tumtum experiences its highest average temperatures in August, reaching a peak of 84°F (28.9°C) and a minimum of 54.3°F (12.4°C). The heat index in August is appraised at 84.2°F (29°C). Weather in August »
Weather in September
September, the first month of the autumn in Tumtum, is also an agreeable month, with an average temperature varying between 72.7°F (22.6°C) and 46.6°F (8.1°C). A shift in the average high-temperature occurs in September, reducing from a moderately hot 84°F (28.9°C) in August to a pleasant 72.7°F (22.6°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Tumtum, Washington, with an average temperature varying between 55.8°F (13.2°C) and 36.7°F (2.6°C). As October sets, the average high-temperature displays a significant decrease, moving down from a pleasant 72.7°F (22.6°C) in September to a refreshing 55.8°F (13.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Tumtum, Washington, with an average temperature varying between 40.5°F (4.7°C) and 28.2°F (-2.1°C). November's onset brings a clear reduction in the average high-temperature, falling from a mild 55.8°F (13.2°C) in October to an icy 40.5°F (4.7°C). Weather in November »
Weather in December
December, the first month of the winter in Tumtum, is still a freezing cold month, with an average temperature varying between 31.3°F (-0.4°C) and 20.3°F (-6.5°C). December stands out as Tumtum's coldest month, with temperatures ranging between an average high of 31.3°F (-0.4°C) and a low of 20.3°F (-6.5°C). Weather in December »
Updated: Jun 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 is the most humid month?
The most humid month is January, with an average relative humidity of 92%.
What is the wettest month?
The month with the most rainfall is January, when the rain falls for 8.8 days and typically aggregates up to 2.4" (61mm) of precipitation.
How many days does it rain?
Throughout the year, in Tumtum, there are 124.9 rainfall days, and 17.44" (443mm) of precipitation is accumulated.
When does it snow?
January through May, September through December are months with snowfall.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 16 days and typically aggregates up to 13.23" (336mm) of snow.
How many days does it snow?
In Tumtum, during the entire year, snow falls for 69.2 days and aggregates up to 42.99" (1092mm) of snow.
What is the month with the least sunshine?
With an average of 3.4h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
The months with the lowest UV index are February, November and December, with an average maximum UV index of 1.
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 Tumtum?
In Tumtum, snow does not fall in June through August.
When are the longest days?
With an average of 16h and 0min of daylight, June has the longest days of the year.
What is the month with the highest UV index in Tumtum?
The month with the highest UV index is July, with an average maximum UV index of 6.
What is the warmest month?
The warmest time of the year is August, with temperatures averaging a high of 84°F (28.9°C) and a low of 54.3°F (12.4°C).
What is the least humid month?
The least humid month is August, with an average relative humidity of 43%.
What is the driest month?
August is the month with the least rainfall. Rain falls for 5.1 days and accumulates 0.31" (8mm) of precipitation.
What month has the most sunshine?
August has the most sunshine of the year, with an average of 12h of sunshine.
What is the coldest time of year?
With its average high temperature of 31.3°F (-0.4°C) and a low of 20.3°F (-6.5°C), December is regarded as the coldest month.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 8h and 30min of daylight.
Average temperature
Tumtum, WA
The warmest month (with the highest average high temperature) is August (84°F).
The month with the lowest average high temperature is December (31.3°F).
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).
Average pressure
Tumtum, 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:
29.91"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.17"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).
Average wind speed
Tumtum, WA
- Average wind speed in January:
4.1mph - Average wind speed in February:
4.4mph - Average wind speed in March:
5.2mph - Average wind speed in April:
5.6mph - Average wind speed in May:
5.2mph - Average wind speed in June:
5mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.7mph - Average wind speed in October:
4.5mph - Average wind speed in November:
4.5mph - Average wind speed in December:
4mph
The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is December (4mph).
Average humidity
Tumtum, WA
The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (43%).
Average rainfall
Tumtum, WA
- Average rainfall in January:
2.4" - Average rainfall in February:
1.54" - Average rainfall in March:
2.09" - Average rainfall in April:
1.42" - Average rainfall in May:
1.69" - Average rainfall in June:
1.26"
- Average rainfall in July:
0.39" - Average rainfall in August:
0.31" - Average rainfall in September:
0.63" - Average rainfall in October:
1.65" - Average rainfall in November:
1.77" - Average rainfall in December:
2.28"
The wettest month (with the highest rainfall) is January (2.4").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days
Tumtum, WA
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
8.2 days - Average rainfall days in March:
16.2 days - Average rainfall days in April:
15.4 days - Average rainfall days in May:
12.8 days - Average rainfall days in June:
11.5 days
- Average rainfall days in July:
5.3 days - Average rainfall days in August:
5.1 days - Average rainfall days in September:
7 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
13.1 days - Average rainfall days in December:
9.2 days
The month with the highest number of rainy days is March (16.2 days).
The month with the least rainy days is August (5.1 days).
Average snowfall
Tumtum, WA
- Average snowfall in January:
13.23" - Average snowfall in February:
8.62" - Average snowfall in March:
4.88" - Average snowfall in April:
1.02" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (13.23").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Tumtum, WA
- Average snowfall days in January:
16 days - Average snowfall days in February:
14.4 days - Average snowfall days in March:
8.9 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0.2 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:
8.8 days - Average snowfall days in December:
16.9 days
The month with the highest number of snowfall days is December (16.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Tumtum, 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:
16h and 0min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 4min - 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: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January:
3h and 2min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
10h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
11h and 4min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 1min - Average sunshine in October:
6h and 1min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 3min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days
Tumtum, WA
- Average sunshine days in January:
11.6 days - Average sunshine days in February:
10.4 days - Average sunshine days in March:
9.7 days - Average sunshine days in April:
12.1 days - Average sunshine days in May:
16.4 days - Average sunshine days in June:
16.9 days
- Average sunshine days in July:
24.2 days - Average sunshine days in August:
23.8 days - Average sunshine days in September:
21.3 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
10.5 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is March (9.7 days).
Average UV index
Tumtum, WA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover
Tumtum, WA
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility
Tumtum, WA
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).
Tumtum, Washington, USA
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