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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 Downey, Idaho, is a freezing cold winter month, with an average temperature ranging between max 29.5°F (-1.4°C) and min 15.3°F (-9.3°C). In January, Downey experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 28.9°F (-1.7°C) in December to a still subzero cold 29.5°F (-1.4°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Downey, Idaho, with an average temperature varying between 18°F (-7.8°C) and 32.2°F (0.1°C). February reports an average high-temperature of an icy 32.2°F (0.1°C), slightly varied from January's 29.5°F (-1.4°C). Weather in February »
Weather in March
March, the first month of the spring in Downey, is also an icy month, with an average temperature varying between 41.9°F (5.5°C) and 27°F (-2.8°C). March's arrival signals an increase in average high-temperatures, moving from February's wintry 32.2°F (0.1°C) to a still icy 41.9°F (5.5°C). Weather in March »
Weather in April
April in Downey, Idaho, is a fresh spring month, with an average temperature varying between 32.5°F (0.3°C) and 51.8°F (11°C). With the onset of April, Downey experiences a temperature shift, with the average high-temperature moving from an icy 41.9°F (5.5°C) in March to a fresh 51.8°F (11°C). Weather in April »
Weather in May
May, the last month of the spring in Downey, is a comfortable month, with an average temperature fluctuating between 39.2°F (4°C) and 62.2°F (16.8°C). In Downey, stepping into May brings a temperature increase, moving up from April's fresh 51.8°F (11°C) to a comfortable 62.2°F (16.8°C). Weather in May »
Weather in June
June, the first month of the summer in Downey, is a moderately hot month, with an average temperature varying between 73.9°F (23.3°C) and 46.8°F (8.2°C). June marks a rise in the average high-temperature, moving from May's enjoyable 62.2°F (16.8°C) to a warm 73.9°F (23.3°C). Weather in June »
Weather in July
July, like June, in Downey, Idaho, is a moderately hot summer month, with an average temperature fluctuating between 56.3°F (13.5°C) and 84.9°F (29.4°C). The warmest period is July, when temperatures fluctuate between an average high of 84.9°F (29.4°C) and a low of 56.3°F (13.5°C). Weather in July »
Weather in August
August, the last month of the summer in Downey, is another warm month, with an average temperature fluctuating between 83.7°F (28.7°C) and 56.1°F (13.4°C). August records an average high-temperature of a still warm 83.7°F (28.7°C), indicating a minor variation from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Downey, is also an agreeable month, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 49.5°F (9.7°C). With September's arrival, Downey's weather changes as the average high-temperature falls from a moderately hot 83.7°F (28.7°C) in August to an agreeable 73°F (22.8°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Downey, Idaho, with an average temperature varying between 55.6°F (13.1°C) and 36.7°F (2.6°C). The shift into October brings a noticeable decrease in the average high-temperature, falling from an agreeable 73°F (22.8°C) in September to a mild 55.6°F (13.1°C). Weather in October »
Weather in November
November, the last month of the autumn in Downey, is also an icy month, with an average temperature varying between 41.9°F (5.5°C) and 26.4°F (-3.1°C). The shift to November brings a decrease in the average high-temperature, falling from a refreshing 55.6°F (13.1°C) in October to a cold 41.9°F (5.5°C). Weather in November »
Weather in December
December, the first month of the winter in Downey, is also a subzero cold month, with temperature in the range of an average low of 16.3°F (-8.7°C) and an average high of 28.9°F (-1.7°C). In Downey, the month of December is known for its lowest average temperatures, reaching a high of 28.9°F (-1.7°C) and a low of 16.3°F (-8.7°C). Weather in December »
Updated: Aug 2, 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 most humid month?
The most humid month is January, with an average relative humidity of 89%.
How much does it rain in Downey?
Throughout the year, there are 118.3 rainfall days, and 16.42" (417mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, September through December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 15.8 days and typically aggregates up to 13.78" (350mm) of snow.
How much does it snow?
Throughout the year, there are 68.7 snowfall days, and 48.82" (1240mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine in Downey is January, with an average of 4.7h of sunshine.
What is the month with the lowest UV index?
With an average maximum UV index of 1, January is the month with the lowest UV index.
What is the rainiest month?
The month with the most rainfall is February, when the rain falls for 8.8 days and typically aggregates up to 2.05" (52mm) of precipitation.
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 MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
When it does not snow in Downey?
June through August are months without snowfall.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
What is the hottest time of year?
Downey's warmest weather arrives in July, when temperatures average a high of 84.9°F (29.4°C) and a low of 56.3°F (13.5°C).
What is the driest month?
The month with the least rainfall is July, when the rain falls for 7.7 days and typically collects 0.55" (14mm) of precipitation.
What are the months with the most sunshine?
July and August, with an average of 11.9h of sunshine, are months with the most sunshine.
What is the month with the highest UV index?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the least humid month?
The least humid month is August, with an average relative humidity of 35%.
What part of the year is the coldest?
December is the coldest month, with an average high-temperature of 28.9°F (-1.7°C) and an average low-temperature of 16.3°F (-8.7°C).
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year in Downey.
Average temperature
Downey, ID
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is December (28.9°F).
The month with the highest average low temperature is July (56.3°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).
Average pressure
Downey, ID
- Average pressure in January:
30.3"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.9"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.05"Hg - Average pressure in November:
30.15"Hg - Average pressure in December:
30.25"Hg
The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Downey, ID
- Average wind speed in January:
4.8mph - Average wind speed in February:
5.5mph - Average wind speed in March:
6mph - Average wind speed in April:
6.8mph - Average wind speed in May:
6.1mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.9mph - Average wind speed in August:
6.1mph - Average wind speed in September:
6mph - Average wind speed in October:
5.5mph - Average wind speed in November:
5.4mph - Average wind speed in December:
5.2mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity
Downey, ID
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (35%).
Average rainfall
Downey, ID
- Average rainfall in January:
1.77" - Average rainfall in February:
2.05" - Average rainfall in March:
1.77" - Average rainfall in April:
1.73" - Average rainfall in May:
1.81" - Average rainfall in June:
1.18"
- Average rainfall in July:
0.55" - Average rainfall in August:
0.63" - Average rainfall in September:
1.18" - Average rainfall in October:
1.06" - Average rainfall in November:
1.18" - Average rainfall in December:
1.5"
The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.55").
Average rainfall days
Downey, ID
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
13.9 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
15.9 days - Average rainfall days in June:
8.8 days
- Average rainfall days in July:
7.7 days - Average rainfall days in August:
7.9 days - Average rainfall days in September:
8.6 days - Average rainfall days in October:
8.8 days - Average rainfall days in November:
7.7 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.6 days).
Average snowfall
Downey, ID
- Average snowfall in January:
13.78" - Average snowfall in February:
12.32" - Average snowfall in March:
5" - Average snowfall in April:
1.14" - Average snowfall in May:
0.47" - Average snowfall in June:
0"
The month with the highest snowfall is January (13.78").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Downey, ID
- Average snowfall days in January:
15.8 days - Average snowfall days in February:
15.2 days - Average snowfall days in March:
9.4 days - Average snowfall days in April:
3.4 days - Average snowfall days in May:
0.6 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:
1.5 days - Average snowfall days in November:
7.1 days - Average snowfall days in December:
15.6 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Downey, ID
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
5h and 2min - Average sunshine in March:
7h and 2min - Average sunshine in April:
9h and 4min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 5min - Average sunshine in September:
9h and 5min - Average sunshine in October:
7h and 3min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Downey, ID
- Average sunshine days in January:
14.7 days - Average sunshine days in February:
9.9 days - Average sunshine days in March:
10.9 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
17.4 days
- Average sunshine days in July:
18.9 days - Average sunshine days in August:
19.1 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
18 days - Average sunshine days in December:
13.2 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is February (9.9 days).
Average UV index
Downey, ID
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Downey, ID
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility
Downey, ID
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Downey, Idaho, USA
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