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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 Oroville, Washington, is another subzero cold winter month, with an average temperature varying between 14.4°F (-9.8°C) and 28.2°F (-2.1°C). January's advent notes a subtle adjustment in average high-temperature to a still freezing cold 28.2°F (-2.1°C) from December. Weather in January »
Weather in February
February, the last month of the winter in Oroville, is also a subzero cold month, with an average temperature varying between 13.8°F (-10.1°C) and 29.8°F (-1.2°C). Stepping into February, Oroville records an average high-temperature of a still freezing cold 29.8°F (-1.2°C), almost consistent with January. Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Oroville, Washington, with temperature in the range of an average low of 22.5°F (-5.3°C) and an average high of 38.3°F (3.5°C). With the onset of March, the average high-temperature subtly transitions from a subzero cold 29.8°F (-1.2°C) in February to a cold 38.3°F (3.5°C). Weather in March »
Weather in April
April is a frosty spring month in Oroville, Washington, with an average temperature fluctuating between 49.6°F (9.8°C) and 29.7°F (-1.3°C). The arrival of April sees a shift in the average high-temperature, moving from a wintry 38.3°F (3.5°C) in March to a frosty 49.6°F (9.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Oroville, Washington, with temperature in the range of an average high of 62.6°F (17°C) and an average low of 37.8°F (3.2°C). The arrival of May signals an increase in the average high-temperature, moving from a chilly 49.6°F (9.8°C) in April to a refreshing 62.6°F (17°C). Weather in May »
Weather in June
June, the first month of the summer in Oroville, is an agreeable month, with an average temperature varying between 68.5°F (20.3°C) and 42.4°F (5.8°C). As June arrives, a slight rise in the average high-temperature is observed, moving from an enjoyable 62.6°F (17°C) in May to an agreeable 68.5°F (20.3°C). Weather in June »
Weather in July
July in Oroville, Washington, is a warm summer month, with an average temperature varying between 78.4°F (25.8°C) and 48.6°F (9.2°C). The arrival of July signals an increase in the average high-temperature, moving from a pleasant 68.5°F (20.3°C) in June to a warm 78.4°F (25.8°C). Weather in July »
Weather in August
August, the last month of the summer in Oroville, is also a moderately hot month, with temperature in the range of an average low of 49.5°F (9.7°C) and an average high of 79.2°F (26.2°C). Oroville's warmest month, August, generally records average temperatures ranging from a high of 79.2°F (26.2°C) to a low of 49.5°F (9.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Oroville, is still a comfortable month, with temperature in the range of an average high of 67.8°F (19.9°C) and an average low of 42.8°F (6°C). September's arrival comes with a decrease in the average high-temperature, moving from a moderately hot 79.2°F (26.2°C) in August to an enjoyable 67.8°F (19.9°C). Weather in September »
Weather in October
October, like September, in Oroville, Washington, is a cool autumn month, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 50.9°F (10.5°C). The onset of October brings a clear temperature shift, with the average high-temperature decreasing from a comfortable 67.8°F (19.9°C) in September to a fresh 50.9°F (10.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cold month in Oroville, Washington, with temperature in the range of an average low of 23.7°F (-4.6°C) and an average high of 36.5°F (2.5°C). As Oroville transitions into November, the average high-temperature shows a marked reduction, decreasing from a fresh 50.9°F (10.5°C) in October to an icy 36.5°F (2.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Oroville, Washington, with an average temperature ranging between min 13.1°F (-10.5°C) and max 27°F (-2.8°C). December, marked by an average high-temperature of 27°F (-2.8°C) and a low-temperature of 13.1°F (-10.5°C), is the coldest month. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Oroville?
With an average relative humidity of 94%, January is the most humid month in Oroville.
How much does it rain in Oroville?
Throughout the year, there are 112.2 rainfall days, and 14.69" (373mm) of precipitation is accumulated.
When does it snow in Oroville?
Months with snowfall in Oroville are January through May, September through December.
How many days does it snow in Oroville?
Throughout the year, there are 89.6 snowfall days, and 47.44" (1205mm) of snow is accumulated.
What is the month with the least sunshine in Oroville?
The month with the least sunshine in Oroville is January, with an average of 3.9h of sunshine.
What are the months with the lowest UV index in Oroville?
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Oroville?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Oroville, 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.
What is the rainiest month in Oroville?
The month with the most rainfall in Oroville, Washington, is May, when the rain falls for 13.8 days and typically aggregates up to 1.97" (50mm) of precipitation.
When it does not snow in Oroville?
In Oroville, snow does not fall in June through August.
When are the longest days in Oroville?
With an average of 16h and 6min of daylight, June has the longest days of the year.
What is the month with the highest UV index in Oroville?
With an average maximum UV index of 6, July is the month with the highest UV index.
What time of the year is the hottest in Oroville?
In Oroville, August is the warmest month, with temperatures averaging a high of 79.2°F (26.2°C) and a low of 49.5°F (9.7°C).
What is the least humid month in Oroville?
With an average relative humidity of 49%, August is the least humid month in Oroville, Washington.
What is the driest month in Oroville?
August is the month with the least rainfall in Oroville. Rain falls for 5.8 days and accumulates 0.47" (12mm) of precipitation.
What month has the most sunshine in Oroville?
The month with the most sunshine is August, with an average of 12h of sunshine.
What part of the year is the coldest in Oroville?
Oroville, Washington, records the coldest temperatures in December, averaging a high of 27°F (-2.8°C) and a low of 13.1°F (-10.5°C).
What is the snowiest month in Oroville?
The month with the most snowfall in Oroville, Washington, is December, when snow falls for 17.3 days and typically aggregates up to 9.76" (248mm) of snow.
What is the month with the shortest days in Oroville?
With an average of 8h and 18min of daylight, December has the shortest days of the year.
Average temperature
Oroville, WA
The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (27°F).
The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).
Average pressure
Oroville, WA
- Average pressure in January:
30.18"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:
29.95"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:
29.98"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.16"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed
Oroville, WA
- Average wind speed in January:
3.7mph - Average wind speed in February:
3.7mph - Average wind speed in March:
4.1mph - Average wind speed in April:
4.5mph - Average wind speed in May:
4.2mph - Average wind speed in June:
4.3mph
- Average wind speed in July:
4.3mph - Average wind speed in August:
4.2mph - Average wind speed in September:
4.1mph - Average wind speed in October:
4.1mph - Average wind speed in November:
4mph - Average wind speed in December:
3.7mph
The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest months (with the lowest average wind speed) are January, February and December (3.7mph).
Average humidity
Oroville, WA
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (49%).
Average rainfall
Oroville, WA
- Average rainfall in January:
1.26" - Average rainfall in February:
0.94" - Average rainfall in March:
1.73" - Average rainfall in April:
1.22" - Average rainfall in May:
1.97" - Average rainfall in June:
1.54"
- Average rainfall in July:
0.83" - Average rainfall in August:
0.47" - Average rainfall in September:
1.1" - Average rainfall in October:
1.02" - Average rainfall in November:
1.26" - Average rainfall in December:
1.34"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is August (0.47").
Average rainfall days
Oroville, WA
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
11 days - Average rainfall days in April:
13.6 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
13.2 days
- Average rainfall days in July:
7.6 days - Average rainfall days in August:
5.8 days - Average rainfall days in September:
9.6 days - Average rainfall days in October:
9.9 days - Average rainfall days in November:
9 days - Average rainfall days in December:
5.7 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (5.7 days).
Average snowfall
Oroville, WA
- Average snowfall in January:
9.69" - Average snowfall in February:
6.73" - Average snowfall in March:
9.45" - Average snowfall in April:
1.81" - Average snowfall in May:
0.79" - Average snowfall in June:
0"
The month with the highest snowfall is December (9.76").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Oroville, WA
- Average snowfall days in January:
18.3 days - Average snowfall days in February:
16 days - Average snowfall days in March:
15.1 days - Average snowfall days in April:
5.6 days - Average snowfall days in May:
0.8 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:
0.4 days - Average snowfall days in October:
2.2 days - Average snowfall days in November:
13.9 days - Average snowfall days in December:
17.3 days
The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Oroville, 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 5min - 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 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 1min - Average sunshine in April:
9h and 4min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 0min
- Average sunshine in July:
11h and 4min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 2min
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 54min).
Average sunshine days
Oroville, WA
- Average sunshine days in January:
12.5 days - Average sunshine days in February:
11.3 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
15.1 days - Average sunshine days in June:
14.9 days
- Average sunshine days in July:
22 days - Average sunshine days in August:
22.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
12.1 days - Average sunshine days in December:
13.7 days
The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is March (10.8 days).
Average UV index
Oroville, 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 1).
Average cloud cover
Oroville, WA
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility
Oroville, WA
The months with the highest visibility are April, May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Oroville, Washington, USA
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