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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, like December, in Welches, Oregon, is an icy winter month, with an average temperature fluctuating between 37.4°F (3°C) and 28°F (-2.2°C). January welcomes an average high-temperature of a still wintry 37.4°F (3°C), not much different from the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Welches, is another cold month, with temperature in the range of an average low of 28.2°F (-2.1°C) and an average high of 38.1°F (3.4°C). February's weather records an average high-temperature of a still cold 38.1°F (3.4°C), showing little deviation from January. Weather in February »
Weather in March
March, the first month of the spring in Welches, is a frosty month, with temperature in the range of an average high of 43°F (6.1°C) and an average low of 30.6°F (-0.8°C). With the transition into March, Welches notes an average high-temperature of a chilly 43°F (6.1°C), closely resembling February. Weather in March »
Weather in April
April is a fresh spring month in Welches, Oregon, with an average temperature ranging between min 34.5°F (1.4°C) and max 50.5°F (10.3°C). As Welches welcomes April, the average high-temperature displays a subtle shift, adjusting from a chilly 43°F (6.1°C) in March to a fresh 50.5°F (10.3°C). Weather in April »
Weather in May
May, the last month of the spring in Welches, is a mild month, with an average temperature fluctuating between 60.3°F (15.7°C) and 39.9°F (4.4°C). With the onset of May, Welches experiences a temperature shift, with the average high-temperature moving from a cool 50.5°F (10.3°C) in April to a refreshing 60.3°F (15.7°C). Weather in May »
Weather in June
June, the first month of the summer in Welches, is a refreshing month, with an average temperature ranging between min 43.7°F (6.5°C) and max 65.8°F (18.8°C). June's arrival is noted with a slight increase in the average high-temperature, moving from a moderate 60.3°F (15.7°C) in May to a comfortable 65.8°F (18.8°C). Weather in June »
Weather in July
July is a warm summer month in Welches, Oregon, with an average temperature varying between 75.7°F (24.3°C) and 48.7°F (9.3°C). The arrival of July brings a temperature shift, with the average high-temperature escalating from a comfortable 65.8°F (18.8°C) in June to a moderately hot 75.7°F (24.3°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Welches, Oregon, with an average temperature varying between 76.5°F (24.7°C) and 49.8°F (9.9°C). August proves to be the warmest month, recording an average peak temperature of 76.5°F (24.7°C) and a minimum temperature of 49.8°F (9.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a refreshing month in Welches, Oregon, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 67.8°F (19.9°C). A modest decline in the average high-temperature is seen during September, decreasing from a warm 76.5°F (24.7°C) in August to a comfortable 67.8°F (19.9°C). Weather in September »
Weather in October
October, the same as September, is another fresh autumn month in Welches, Oregon, with an average temperature ranging between max 54.1°F (12.3°C) and min 39.6°F (4.2°C). The start of October involves a temperature drop, moving from an enjoyable 67.8°F (19.9°C) in September to a fresh 54.1°F (12.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Welches, is also a frosty month, with an average temperature varying between 43°F (6.1°C) and 32.9°F (0.5°C). Arrival of November comes with a reduction in the average high-temperature, falling from a fresh 54.1°F (12.3°C) in October to a frosty 43°F (6.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Welches, Oregon, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 35.4°F (1.9°C). During the coldest month, December, temperatures average a high of 35.4°F (1.9°C) and a low of 26.4°F (-3.1°C). Weather in December »
Updated: Jun 4, 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 rainiest month?
January is the month with the most rainfall. Rain falls for 8.4 days and accumulates 6.5" (165mm) of precipitation.
How much does it rain?
Throughout the year, there are 111.1 rainfall days, and 36.93" (938mm) of precipitation is accumulated.
When does it snow?
January through June, September through December are months with snowfall.
How many days does it snow?
In Welches, during the entire year, snow falls for 102 days and aggregates up to 169.65" (4309mm) of snow.
What is the month with the least sunshine?
January, February and December, with an average of 3.9h of sunshine, are months with the least sunshine.
What is the most humid month?
With an average relative humidity of 88%, February is the most humid month.
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 are the longest days?
With an average of 15h and 36min of daylight, June has the longest days of the year.
What are the months with the highest UV index?
June and July, with an average maximum UV index of 5, are months with the highest UV index.
What is the driest month in Welches?
The month with the least rainfall is July, when the rain falls for 4.4 days and typically collects 0.24" (6mm) of precipitation.
When it does not snow?
In Welches, snow does not fall in July and August.
What time of the year is the hottest?
August tends to be the warmest month, with temperatures averaging a daily high of 76.5°F (24.7°C) and a low of 49.8°F (9.9°C).
What is the least humid month?
The least humid month is August, with an average relative humidity of 62%.
What month has the most sunshine?
August has the most sunshine of the year, with an average of 11.5h of sunshine.
When is the lowest UV index?
With an average maximum UV index of 1, November is the month with the lowest UV index.
What is the coldest time of year?
December is the coldest month of the year, registering average temperatures as high as 35.4°F (1.9°C) and as low as 26.4°F (-3.1°C).
What is the snowiest month?
The month with the most snowfall is December, when snow falls for 18.5 days and typically aggregates up to 37.2" (945mm) of snow.
What is the month with the shortest days?
With an average of 8h and 48min of daylight, December has the shortest days of the year.
Average temperature
Welches, OR
The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (35.4°F).
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (26.4°F).
Average pressure
Welches, OR
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
30.05"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
30"Hg
- Average pressure in July:
30"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed
Welches, OR
- Average wind speed in January:
6.5mph - Average wind speed in February:
6.3mph - Average wind speed in March:
5.7mph - Average wind speed in April:
5.8mph - Average wind speed in May:
5.3mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.7mph - Average wind speed in September:
4.7mph - Average wind speed in October:
5.3mph - Average wind speed in November:
6.1mph - Average wind speed in December:
6.1mph
The windiest month (with the highest average wind speed) is January (6.5mph).
The calmest months (with the lowest average wind speed) are August and September (4.7mph).
Average humidity
Welches, OR
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is August (62%).
Average rainfall
Welches, OR
- Average rainfall in January:
6.5" - Average rainfall in February:
5.04" - Average rainfall in March:
4.13" - Average rainfall in April:
3.11" - Average rainfall in May:
2.09" - Average rainfall in June:
0.98"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.43" - Average rainfall in September:
1.26" - Average rainfall in October:
3.46" - Average rainfall in November:
3.54" - Average rainfall in December:
6.14"
The wettest month (with the highest rainfall) is January (6.5").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Welches, OR
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
6.4 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
12.3 days - Average rainfall days in May:
11.1 days - Average rainfall days in June:
9.3 days
- Average rainfall days in July:
4.4 days - Average rainfall days in August:
5.3 days - Average rainfall days in September:
8.5 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
11.5 days - Average rainfall days in December:
8.8 days
The month with the highest number of rainy days is October (13.8 days).
The month with the least rainy days is July (4.4 days).
Average snowfall
Welches, OR
- Average snowfall in January:
36.5" - Average snowfall in February:
33.35" - Average snowfall in March:
24.76" - Average snowfall in April:
11.5" - Average snowfall in May:
2.83" - Average snowfall in June:
0.35"
The month with the highest snowfall is December (37.2").
The months with the least snowfall are July and August (0").
Average snowfall days
Welches, OR
- Average snowfall days in January:
17 days - Average snowfall days in February:
16.6 days - Average snowfall days in March:
17.6 days - Average snowfall days in April:
11.2 days - Average snowfall days in May:
3.8 days - Average snowfall days in June:
0.8 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:
3.6 days - Average snowfall days in November:
12.5 days - Average snowfall days in December:
18.5 days
The month with the highest number of snowfall days is December (18.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Welches, OR
- 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:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - 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 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 4min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
11h and 2min - Average sunshine in August:
11h and 3min - Average sunshine in September:
9h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 54min).
Average sunshine days
Welches, OR
- Average sunshine days in January:
11.1 days - Average sunshine days in February:
8.9 days - Average sunshine days in March:
9 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
16.7 days - Average sunshine days in June:
18.9 days
- Average sunshine days in July:
26.1 days - Average sunshine days in August:
24.8 days - Average sunshine days in September:
20.1 days - Average sunshine days in October:
14.7 days - Average sunshine days in November:
11.4 days - Average sunshine days in December:
9.9 days
The month with the most sunshine days is July (26.1 days).
The month with the least sunshine days is February (8.9 days).
Average UV index
Welches, OR
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover
Welches, OR
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility
Welches, OR
The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Welches, Oregon, USA
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