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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 Roza, Washington, with an average temperature ranging between min 25.5°F (-3.6°C) and max 36.1°F (2.3°C). The unfolding of January shows an average high-temperature of a still wintry 36.1°F (2.3°C), indicating a slight variance from December's 36°F (2.2°C). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Roza, Washington, with an average temperature ranging between max 40.6°F (4.8°C) and min 28°F (-2.2°C). February's arrival brings an average high-temperature of a still cold 40.6°F (4.8°C), slightly deviating from January's 36.1°F (2.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Roza, Washington, with an average temperature varying between 48.6°F (9.2°C) and 33.4°F (0.8°C). March's arrival sees a mild rise in the average high-temperature, transitioning from February's wintry 40.6°F (4.8°C) to a chilly 48.6°F (9.2°C). Weather in March »
Weather in April
April is a moderate spring month in Roza, Washington, with an average temperature fluctuating between 57.4°F (14.1°C) and 38.7°F (3.7°C). In Roza, the average high-temperature in April slightly increases from a frosty 48.6°F (9.2°C) in March to a moderate 57.4°F (14.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Roza, Washington, with temperature in the range of an average high of 67.8°F (19.9°C) and an average low of 46.2°F (7.9°C). Entering May, Roza sees a temperature rise, with the average high-temperature advancing from April's moderate 57.4°F (14.1°C) to a still refreshing 67.8°F (19.9°C). Weather in May »
Weather in June
June, the first month of the summer in Roza, is a moderately hot month, with an average temperature fluctuating between 51.3°F (10.7°C) and 74.8°F (23.8°C). Roza's weather in June presents a minor rise in the average high-temperature, moving from a refreshing 67.8°F (19.9°C) in May to a warm 74.8°F (23.8°C). Weather in June »
Weather in July
July, like June, in Roza, Washington, is another warm summer month, with an average temperature fluctuating between 84.7°F (29.3°C) and 57.7°F (14.3°C). July's arrival signals a temperature shift, moving from a warm 74.8°F (23.8°C) in June to a still moderately hot 84.7°F (29.3°C). Weather in July »
Weather in August
August, the last month of the summer in Roza, is also a moderately hot month, with temperature in the range of an average low of 58.8°F (14.9°C) and an average high of 85.1°F (29.5°C). Roza notes the warmest temperatures in August, with a high average of 85.1°F (29.5°C) and a low of 58.8°F (14.9°C). The heat index value during August is calculated to be 84.2°F (29°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Roza, Washington, with an average temperature varying between 51.8°F (11°C) and 74.1°F (23.4°C). The average high-temperature drops in September, from August's moderately hot 85.1°F (29.5°C) to a still warm 74.1°F (23.4°C). Weather in September »
Weather in October
October, the same as September, in Roza, Washington, is another mild autumn month, with an average temperature ranging between max 59.2°F (15.1°C) and min 41.7°F (5.4°C). As October arrives, a noticeable drop in the average high-temperature is witnessed, moving from a moderately hot 74.1°F (23.4°C) in September to a moderate 59.2°F (15.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Roza, is another chilly month, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 32°F (0°C). Roza's average high-temperature decreases in November, falling from a mild 59.2°F (15.1°C) in October to a frosty 45.5°F (7.5°C). Weather in November »
Weather in December
December, the first month of the winter in Roza, is still a cold month, with temperature in the range of an average low of 23.9°F (-4.5°C) and an average high of 36°F (2.2°C). December stands out as Roza's coldest month, with temperatures ranging between an average high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C). Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Roza?
With an average relative humidity of 83%, January is the most humid month in Roza, Washington.
How much does it rain in Roza?
Throughout the year, there are 87.6 rainfall days, and 5.94" (151mm) of precipitation is accumulated.
When does it snow in Roza?
January through April, September, November and December are months with snowfall in Roza.
How much does it snow in Roza?
In Roza, during the entire year, snow falls for 19.9 days and aggregates up to 8.62" (219mm) of snow.
What is the month with the least sunshine in Roza?
The month with the least sunshine in Roza is January, with an average of 5.5h of sunshine.
What are the months with the lowest UV index in Roza?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Roza.
When is Daylight Saving Time (DST) in Roza?
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 Roza?
In Roza, Washington, snow does not fall in May through August and October.
When are the longest days in Roza?
With an average of 15h and 48min of daylight, June has the longest days of the year.
What is the least humid month in Roza?
July and August, with an average relative humidity of 41%, are the least humid months in Roza, Washington.
What is the driest month in Roza?
July is the month with the least rainfall. Rain falls for 2.3 days and accumulates 0.08" (2mm) of precipitation.
What is the month with the most sunshine in Roza?
July and August, with an average of 12.1h of sunshine, are months with the most sunshine in Roza.
What is the month with the highest UV index in Roza?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the hottest time of year in Roza?
Roza's temperature records reveal August as the warmest month, marked by average highs of 85.1°F (29.5°C) and lows of 58.8°F (14.9°C).
What part of the year is the coldest in Roza?
Roza's December weather reaches an average high of 36°F (2.2°C) and an average low of 23.9°F (-4.5°C), making it the coldest month.
What is the rainiest month in Roza?
December is the month with the most rainfall. Rain falls for 9.2 days and accumulates 0.87" (22mm) of precipitation.
What is the snowiest month in Roza?
The month with the most snowfall in Roza is December, when snow falls for 5.7 days and typically aggregates up to 3.07" (78mm) of snow.
What is the month with the shortest days in Roza?
The month with the shortest days in Roza is December, with an average of 8h and 36min of daylight.
Average temperature
Roza, WA
The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (36°F).
The month with the highest average low temperature is August (58.8°F).
The coldest month (with the lowest average low temperature) is December (23.9°F).
Average pressure
Roza, WA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.96"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed
Roza, WA
- Average wind speed in January:
4.3mph - Average wind speed in February:
4.8mph - Average wind speed in March:
5.8mph - Average wind speed in April:
6.8mph - Average wind speed in May:
6.9mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
6.8mph - Average wind speed in September:
6.1mph - Average wind speed in October:
5.2mph - Average wind speed in November:
4.9mph - Average wind speed in December:
4.2mph
The windiest month (with the highest average wind speed) is June (7.4mph).
The calmest month (with the lowest average wind speed) is December (4.2mph).
Average humidity
Roza, WA
The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (41%).
Average rainfall
Roza, WA
- Average rainfall in January:
0.83" - Average rainfall in February:
0.59" - Average rainfall in March:
0.75" - Average rainfall in April:
0.35" - Average rainfall in May:
0.67" - Average rainfall in June:
0.28"
- Average rainfall in July:
0.08" - Average rainfall in August:
0.2" - Average rainfall in September:
0.28" - Average rainfall in October:
0.55" - Average rainfall in November:
0.51" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is July (0.08").
Average rainfall days
Roza, WA
- Average rainfall days in January:
10.5 days - Average rainfall days in February:
8 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
9 days - Average rainfall days in May:
7.5 days - Average rainfall days in June:
5 days
- Average rainfall days in July:
2.3 days - Average rainfall days in August:
2.6 days - Average rainfall days in September:
4.8 days - Average rainfall days in October:
8.6 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
9.2 days
The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is July (2.3 days).
Average snowfall
Roza, WA
The month with the highest snowfall is December (3.07").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days
Roza, WA
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.5 days - Average snowfall days in March:
2.8 days - Average snowfall days in April:
0.3 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:
2.1 days - Average snowfall days in December:
5.7 days
The month with the highest number of snowfall days is December (5.7 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight / Average sunshine
Roza, 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 1min - Average daylight in June:
15h and 5min
- 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 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:
5h and 3min - Average sunshine in February:
6h and 1min - Average sunshine in March:
8h and 3min - Average sunshine in April:
11h and 0min - Average sunshine in May:
11h and 2min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
12h and 1min - Average sunshine in September:
11h and 1min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 4min - Average sunshine in December:
5h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days
Roza, WA
- Average sunshine days in January:
16.7 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
16.5 days - Average sunshine days in April:
18.5 days - Average sunshine days in May:
20.3 days - Average sunshine days in June:
23.3 days
- Average sunshine days in July:
27.6 days - Average sunshine days in August:
26.8 days - Average sunshine days in September:
23.2 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
17.9 days
The month with the most sunshine days is July (27.6 days).
The month with the least sunshine days is February (15.5 days).
Average UV index
Roza, 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
Roza, WA
The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility
Roza, 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).
Roza, Washington, USA
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