Climate and monthly weather forecastUmpqua, OR
Climate and monthly weather forecast
Weather in January
January, the same as December, in Umpqua, Oregon, is a frosty winter month, with an average temperature varying between 34.2°F (1.2°C) and 48.4°F (9.1°C). The arrival of January marks a slight shift to an average high-temperature of a still chilly 48.4°F (9.1°C) from December's 46°F (7.8°C). Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Umpqua, Oregon, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 49.3°F (9.6°C). The shift into February uncovers an average high-temperature of a still frosty 49.3°F (9.6°C), subtly different from the previous month. Weather in February »Weather in March
March, the first month of the spring in Umpqua, is a cool month, with an average temperature varying between 52.7°F (11.5°C) and 34.7°F (1.5°C). The beginning of March reveals an average high-temperature of a cool 52.7°F (11.5°C), showing minimal deviation from the previous month. Weather in March »Weather in April
April in Umpqua, Oregon, is a refreshing spring month, with an average temperature varying between 56.8°F (13.8°C) and 36.1°F (2.3°C). The advent of April reveals an average high-temperature of a refreshing 56.8°F (13.8°C), showing minimal difference from the prior month. Weather in April »Weather in May
The last month of the spring, May, is an enjoyable month in Umpqua, Oregon, with an average temperature ranging between min 38.8°F (3.8°C) and max 64.6°F (18.1°C). The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from a mild 56.8°F (13.8°C) to a still refreshing 64.6°F (18.1°C). Weather in May »Weather in June
The first month of the summer, June, is a pleasant month in Umpqua, Oregon, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 70.5°F (21.4°C). As Umpqua welcomes June, the average high-temperature displays a subtle shift, adjusting from a comfortable 64.6°F (18.1°C) in May to an agreeable 70.5°F (21.4°C). Weather in June »Weather in July
July is a moderately hot summer month in Umpqua, Oregon, with an average temperature varying between 78.6°F (25.9°C) and 46.9°F (8.3°C). Umpqua in July denotes a subtle temperature transition, adjusting from an average high of an agreeable 70.5°F (21.4°C) in June to a warm 78.6°F (25.9°C). Weather in July »Weather in August
August, the last month of the summer in Umpqua, is another warm month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 47.8°F (8.8°C). August, with its average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 47.8°F (8.8°C), holds the record as the warmest month. Weather in August »Weather in September
September, the first month of the autumn in Umpqua, is also a moderately hot month, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 73.9°F (23.3°C). With September's onset, the weather reveals a slight temperature decrease, transitioning from 80.2°F (26.8°C) in August to a still moderately hot 73.9°F (23.3°C). Weather in September »Weather in October
October, like September, in Umpqua, Oregon, is another enjoyable autumn month, with an average temperature varying between 41.4°F (5.2°C) and 63.5°F (17.5°C). October's arrival corresponds with a decrease in average high-temperatures, from September's moderately hot 73.9°F (23.3°C) to a refreshing 63.5°F (17.5°C). Weather in October »Weather in November
The last month of the autumn, November, is another cool month in Umpqua, Oregon, with an average temperature varying between 52.7°F (11.5°C) and 37.6°F (3.1°C). Stepping into November, Umpqua observes a temperature decline, with the average high falling from October's enjoyable 63.5°F (17.5°C) to a fresh 52.7°F (11.5°C). Weather in November »Weather in December
December, the first month of the winter in Umpqua, is also a frosty month, with an average temperature ranging between min 33.1°F (0.6°C) and max 46°F (7.8°C). Umpqua's coldest month, December, generally records average temperatures ranging from a high of 46°F (7.8°C) to a low of 33.1°F (0.6°C). Weather in December »Updated: Jul 10, 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
January, February and December, with an average relative humidity of 87%, are most humid months.
In Umpqua, during the entire year, the rain falls for 153.9 days and collects up to 27.72" (704mm) of precipitation.
January through April, November and December are months with snowfall.
In Umpqua, during the entire year, snow falls for 5.2 days and aggregates up to 4.09" (104mm) of snow.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
February is the month with the most snowfall. Snow falls for 2 days and accumulates 1.89" (48mm) of snow.
The month with the least sunshine is February, with an average of 4.2h of sunshine.
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.
In Umpqua, snow does not fall in May through October.
June has the longest days of the year, with an average of 15h and 24min of daylight.
The months with the highest UV index are June through August, with an average maximum UV index of 5.
The months with the lowest humidity are July and August, with an average relative humidity of 71%.
July is the month with the least rainfall. Rain falls for 3.5 days and accumulates 0.2" (5mm) of precipitation.
Temperature readings reach their annual highs in August, averaging 80.2°F (26.8°C) and a minimum average of 47.8°F (8.8°C).
August has the most sunshine of the year, with an average of 11.1h of sunshine.
December, with its average high-temperature of 46°F (7.8°C) and an average low-temperature of 33.1°F (0.6°C), holds the record as the coldest month.
The month with the most rainfall is December, when the rain falls for 17.9 days and typically aggregates up to 4.17" (106mm) of precipitation.
The month with the shortest days is December, with an average of 9h and 0min of daylight.
Average temperature
Umpqua, OR
The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (46°F).
The month with the highest average low temperature is August (47.8°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).
Average pressure
Umpqua, OR
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
30.08"Hg - Average pressure in May:
30.04"Hg - Average pressure in June:
30.04"Hg
- Average pressure in July:
30.03"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).
Average wind speed
Umpqua, OR
- Average wind speed in January:
4mph - Average wind speed in February:
3.8mph - Average wind speed in March:
4mph - Average wind speed in April:
3.9mph - Average wind speed in May:
3.7mph - Average wind speed in June:
3.7mph
- Average wind speed in July:
3.7mph - Average wind speed in August:
3.3mph - Average wind speed in September:
3.2mph - Average wind speed in October:
3.4mph - Average wind speed in November:
3.8mph - Average wind speed in December:
3.9mph
The windiest months (with the highest average wind speed) are January and March (4mph).
The calmest month (with the lowest average wind speed) is September (3.2mph).
Average humidity
Umpqua, OR
The months with the highest relative humidity are January, February and December (87%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall
Umpqua, OR
- Average rainfall in January:
3.66" - Average rainfall in February:
3.58" - Average rainfall in March:
3.62" - Average rainfall in April:
2.8" - Average rainfall in May:
1.81" - Average rainfall in June:
1.14"
- Average rainfall in July:
0.2" - Average rainfall in August:
0.31" - Average rainfall in September:
1.26" - Average rainfall in October:
2.05" - Average rainfall in November:
3.11" - Average rainfall in December:
4.17"
The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days
Umpqua, OR
- Average rainfall days in January:
16.1 days - Average rainfall days in February:
16.3 days - Average rainfall days in March:
19.8 days - Average rainfall days in April:
17.1 days - Average rainfall days in May:
14.2 days - Average rainfall days in June:
9.8 days
- Average rainfall days in July:
3.5 days - Average rainfall days in August:
3.3 days - Average rainfall days in September:
7.7 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
15.7 days - Average rainfall days in December:
17.9 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (3.3 days).
Average snowfall
Umpqua, OR
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Umpqua, OR
- Average snowfall days in January:
0.8 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.9 days - Average snowfall days in April:
0.2 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 days - Average snowfall days in November:
0.4 days - Average snowfall days in December:
0.9 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Umpqua, OR
- Average daylight in January:
9h and 24min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 42min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
4h and 24min - Average sunshine in February:
4h and 12min - Average sunshine in March:
5h and 30min - Average sunshine in April:
6h and 54min - Average sunshine in May:
8h and 18min - Average sunshine in June:
9h and 18min
- Average sunshine in July:
11h and 0min - Average sunshine in August:
11h and 6min - Average sunshine in September:
9h and 36min - Average sunshine in October:
5h and 36min - Average sunshine in November:
4h and 54min - Average sunshine in December:
4h and 18min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days
Umpqua, OR
- Average sunshine days in January:
13.3 days - Average sunshine days in February:
9.7 days - Average sunshine days in March:
10 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
14.7 days - Average sunshine days in June:
17.9 days
- Average sunshine days in July:
25.4 days - Average sunshine days in August:
24.7 days - Average sunshine days in September:
20.5 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
12.3 days - Average sunshine days in December:
11.6 days
The month with the most sunshine days is July (25.4 days).
The month with the least sunshine days is February (9.7 days).
Average UV index
Umpqua, OR
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Umpqua, OR
The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility
Umpqua, OR
The months with the highest visibility are July, August and September (5mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (4mi).
