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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 a wintry winter month in Roosevelt, Washington, with an average temperature ranging between min 27.5°F (-2.5°C) and max 37.9°F (3.3°C). January's presence records an average high-temperature of a still icy 37.9°F (3.3°C), closely mirroring December's climate. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Roosevelt, Washington, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 29.7°F (-1.3°C). Roosevelt marks the arrival of February with an average high-temperature of a still wintry 41.7°F (5.4°C), hardly different from January's 37.9°F (3.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Roosevelt, Washington, with temperature in the range of an average low of 34.5°F (1.4°C) and an average high of 49.6°F (9.8°C). The shift from February to March sees a slight increase in the average high-temperature, transitioning from an icy 41.7°F (5.4°C) to a chilly 49.6°F (9.8°C). Weather in March »
Weather in April
April in Roosevelt, Washington, is a mild spring month, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 39.9°F (4.4°C). The arrival of April signals an increase in the average high-temperature, moving from a chilly 49.6°F (9.8°C) in March to a moderate 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in Roosevelt, is an agreeable month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 47.1°F (8.4°C). The onset of May brings a rise in the average high-temperature, elevating from a mild 58.6°F (14.8°C) in April to a pleasant 68.5°F (20.3°C). Weather in May »
Weather in June
June, the first month of the summer in Roosevelt, is a warm month, with an average temperature fluctuating between 52.7°F (11.5°C) and 75.6°F (24.2°C). As May gives way to June, the average high-temperature displays a slight ascent, adjusting from an agreeable 68.5°F (20.3°C) to a warm 75.6°F (24.2°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Roosevelt, Washington, with temperature in the range of an average low of 60.3°F (15.7°C) and an average high of 85.5°F (29.7°C). In Roosevelt, Washington, the peak average temperatures are observed in July, with a high of 85.5°F (29.7°C) and a low of 60.3°F (15.7°C). In July, the average heat index is estimated at 84.2°F (29°C). Weather in July »
Weather in August
August, the last month of the summer in Roosevelt, is another warm month, with an average temperature fluctuating between 84.7°F (29.3°C) and 61.3°F (16.3°C). Transitioning into August, Roosevelt experiences an average high-temperature of a still moderately hot 84.7°F (29.3°C), marking a minor shift from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Roosevelt, is still a warm month, with an average temperature varying between 73.9°F (23.3°C) and 54.9°F (12.7°C). September brings a drop in Roosevelt's average high-temperature, falling from 84.7°F (29.3°C) in August to a still moderately hot 73.9°F (23.3°C). Weather in September »
Weather in October
October, the same as September, in Roosevelt, Washington, is a moderate autumn month, with temperature in the range of an average low of 44.4°F (6.9°C) and an average high of 58.6°F (14.8°C). The shift from September to October sees a distinct decrease in the average high-temperature, dropping from a warm 73.9°F (23.3°C) to a mild 58.6°F (14.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Roosevelt, Washington, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 46.4°F (8°C). The transition into November involves a decrease in the average high-temperature, falling from a refreshing 58.6°F (14.8°C) in October to a frosty 46.4°F (8°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Roosevelt, Washington, with an average temperature varying between 36.5°F (2.5°C) and 26.6°F (-3°C). The month of December, characterized by an average high of 36.5°F (2.5°C) and a low of 26.6°F (-3°C), is recognized as the coldest. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Roosevelt?
January is the most humid month in Roosevelt, with an average relative humidity of 83%.
What is the wettest month in Roosevelt?
January is the month with the most rainfall in Roosevelt, Washington. Rain falls for 11.3 days and accumulates 1.1" (28mm) of precipitation.
How much does it rain in Roosevelt?
Throughout the year, there are 107.9 rainfall days, and 8.46" (215mm) of precipitation is accumulated.
When does it snow in Roosevelt?
January through March, November and December are months with snowfall in Roosevelt.
How many days does it snow in Roosevelt?
Throughout the year, in Roosevelt, Washington, there are 15.8 snowfall days, and 9.69" (246mm) of snow is accumulated.
What is the month with the least sunshine in Roosevelt?
The month with the least sunshine is January, with an average of 5.2h of sunshine.
What is the month with the lowest UV index in Roosevelt?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the snowiest month in Roosevelt?
The month with the most snowfall in Roosevelt, Washington, is February, when snow falls for 4.3 days and typically aggregates up to 3.86" (98mm) of snow.
When is Daylight Saving Time (DST) in Roosevelt?
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 Roosevelt?
April through October are months without snowfall in Roosevelt.
When are the longest days in Roosevelt?
June has the longest days of the year in Roosevelt, Washington, with an average of 15h and 42min of daylight.
What are the months with the highest UV index in Roosevelt?
The months with the highest UV index in Roosevelt, Washington, are June and July, with an average maximum UV index of 6.
What month is the hottest in Roosevelt?
July, with average temperatures reaching a high of 85.5°F (29.7°C) and a low of 60.3°F (15.7°C), is the warmest month.
What is the least humid month in Roosevelt?
The months with the lowest humidity in Roosevelt are July and August, with an average relative humidity of 40%.
What is the driest month in Roosevelt?
The month with the least rainfall in Roosevelt is July, when the rain falls for 4.4 days and typically collects 0.24" (6mm) of precipitation.
What is the month with the most sunshine in Roosevelt?
July and August, with an average of 12h of sunshine, are months with the most sunshine in Roosevelt, Washington.
What month is the coldest in Roosevelt?
Roosevelt's coldest month, December, registers temperatures that range from a high of 36.5°F (2.5°C) to a low of 26.6°F (-3°C).
What is the month with the shortest days in Roosevelt?
December has the shortest days of the year, with an average of 8h and 42min of daylight.
Average temperature
Roosevelt, WA
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (36.5°F).
The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).
Average pressure
Roosevelt, WA
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.95"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:
30.09"Hg - Average pressure in December:
30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed
Roosevelt, WA
- Average wind speed in January:
6.3mph - Average wind speed in February:
7.5mph - Average wind speed in March:
8.2mph - Average wind speed in April:
9.1mph - Average wind speed in May:
8.5mph - Average wind speed in June:
9.2mph
- Average wind speed in July:
8.1mph - Average wind speed in August:
7.7mph - Average wind speed in September:
7.5mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.3mph - Average wind speed in December:
6.5mph
The windiest month (with the highest average wind speed) is June (9.2mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).
Average humidity
Roosevelt, WA
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall
Roosevelt, WA
- Average rainfall in January:
1.1" - Average rainfall in February:
1.06" - Average rainfall in March:
0.79" - Average rainfall in April:
0.63" - Average rainfall in May:
1.06" - Average rainfall in June:
0.67"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.39" - Average rainfall in September:
0.31" - Average rainfall in October:
0.75" - Average rainfall in November:
0.51" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is January (1.1").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Roosevelt, WA
- Average rainfall days in January:
11.3 days - Average rainfall days in February:
9.6 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
11.6 days - Average rainfall days in May:
10.9 days - Average rainfall days in June:
6.7 days
- Average rainfall days in July:
4.4 days - Average rainfall days in August:
5 days - Average rainfall days in September:
5.5 days - Average rainfall days in October:
9.9 days - Average rainfall days in November:
9.7 days - Average rainfall days in December:
11 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (4.4 days).
Average snowfall
Roosevelt, WA
The month with the highest snowfall is February (3.86").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Roosevelt, WA
- Average snowfall days in January:
4 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
1.4 days - Average snowfall days in April:
0 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:
0.1 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.2 days - Average snowfall days in December:
4.8 days
The month with the highest number of snowfall days is December (4.8 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight / Average sunshine
Roosevelt, 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:
5h and 1min - Average sunshine in February:
5h and 2min - Average sunshine in March:
7h and 3min - Average sunshine in April:
10h and 0min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 3min
- 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 3min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 2min
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: 5h and 12min).
Average sunshine days
Roosevelt, WA
- Average sunshine days in January:
15.1 days - Average sunshine days in February:
14 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
15.5 days - Average sunshine days in May:
18.4 days - Average sunshine days in June:
20.8 days
- Average sunshine days in July:
25 days - Average sunshine days in August:
23.6 days - Average sunshine days in September:
22.1 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (14 days).
Average UV index
Roosevelt, WA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Roosevelt, WA
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility
Roosevelt, WA
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Roosevelt, Washington, USA
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