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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
Climate and monthly weather forecast
Weather in January
January, the same as December, in Roberts, Idaho, is a freezing cold winter month, with an average temperature fluctuating between 13.8°F (-10.1°C) and 27.9°F (-2.3°C). The beginning of January records an average high-temperature of a still subzero cold 27.9°F (-2.3°C), marking a negligible difference from December's 27.1°F (-2.7°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Roberts, Idaho, with an average temperature ranging between min 17.6°F (-8°C) and max 30.6°F (-0.8°C). Roberts experiences an average high-temperature of a still subzero cold 30.6°F (-0.8°C) with the onset of February, subtly varied from January's 27.9°F (-2.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a cold month in Roberts, Idaho, with an average temperature ranging between max 41°F (5°C) and min 27°F (-2.8°C). The rise of average high-temperatures is seen in March, with an increase from a subzero cold 30.6°F (-0.8°C) in February to an icy 41°F (5°C). Weather in March »
Weather in April
April in Roberts, Idaho, is a cool spring month, with temperature in the range of an average low of 34°F (1.1°C) and an average high of 52.3°F (11.3°C). April's arrival brings a change in high-temperatures, moving from a cold 41°F (5°C) in March to a fresh 52.3°F (11.3°C). Weather in April »
Weather in May
May, the last month of the spring in Roberts, is a comfortable month, with temperature in the range of an average low of 40.1°F (4.5°C) and an average high of 63.5°F (17.5°C). May comes with an increase, with the average high-temperature moving from a cool 52.3°F (11.3°C) in April to a refreshing 63.5°F (17.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Roberts, Idaho, with an average temperature ranging between min 46.6°F (8.1°C) and max 73.9°F (23.3°C). June indicates a change in the average high-temperature, moving up from an enjoyable 63.5°F (17.5°C) in May to a warm 73.9°F (23.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Roberts, Idaho, with an average temperature ranging between max 85.1°F (29.5°C) and min 53.6°F (12°C). In Roberts, the peak temperatures are generally noted in July, averaging a high of 85.1°F (29.5°C) and a low of 53.6°F (12°C). Weather in July »
Weather in August
August, the last month of the summer in Roberts, is also a moderately hot month, with an average temperature ranging between max 83.3°F (28.5°C) and min 53.8°F (12.1°C). Roberts notes an average high-temperature of a still moderately hot 83.3°F (28.5°C) in August, displaying minor variation from July. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Roberts, Idaho, with an average temperature ranging between max 72.9°F (22.7°C) and min 47.8°F (8.8°C). The commencement of September indicates a shift in the average high-temperature, receding from August's warm 83.3°F (28.5°C) to a pleasant 72.9°F (22.7°C). Weather in September »
Weather in October
October, like September, in Roberts, Idaho, is a cool autumn month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 36.3°F (2.4°C). A distinct shift in the average high-temperature is signaled in October, moving down from a pleasant 72.9°F (22.7°C) in September to a cool 54.5°F (12.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Roberts, Idaho, with an average temperature ranging between max 40.5°F (4.7°C) and min 25.7°F (-3.5°C). As October transitions into November, Roberts sees a drop in the average high-temperature, transitioning from a fresh 54.5°F (12.5°C) to a wintry 40.5°F (4.7°C). Weather in November »
Weather in December
December, the first month of the winter in Roberts, is still a freezing cold month, with an average temperature fluctuating between 27.1°F (-2.7°C) and 14.9°F (-9.5°C). With average high temperatures of 27.1°F (-2.7°C) and lows of 14.9°F (-9.5°C), December is the coldest month. Weather in December »
Updated: Jul 9, 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?
January is the most humid month, with an average relative humidity of 90%.
How many days does it rain?
Throughout the year, there are 112.3 rainfall days, and 10.94" (278mm) of precipitation is accumulated.
When does it snow?
January through May, September through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 17.3 days and accumulates 8.31" (211mm) of snow.
How many days does it snow?
In Roberts, during the entire year, snow falls for 79 days and aggregates up to 31.54" (801mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.7h of sunshine.
When is the lowest UV index in Roberts?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
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.
What is the rainiest month?
The month with the most rainfall is May, when the rain falls for 12.8 days and typically aggregates up to 1.26" (32mm) of precipitation.
When it does not snow in Roberts?
June through August are months without snowfall.
When are the longest days?
With an average of 15h and 24min of daylight, June has the longest days of the year.
What time of the year is the hottest?
July is the month when Roberts experiences its warmest temperatures, averaging a high of 85.1°F (29.5°C) and a low of 53.6°F (12°C).
What is the driest month?
The month with the least rainfall is July, when the rain falls for 5.8 days and typically collects 0.31" (8mm) of precipitation.
What month has the most sunshine?
With an average of 12h of sunshine, July has the most sunshine of the year.
When is 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 37%.
What time of the year is the coldest?
Roberts's coldest month, December, generally records average temperatures ranging from a high of 27.1°F (-2.7°C) to a low of 14.9°F (-9.5°C).
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 0min of daylight.
Average temperature
Roberts, ID
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (27.1°F).
The month with the highest average low temperature is August (53.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure
Roberts, ID
- Average pressure in January:
30.29"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
29.98"Hg - Average pressure in October:
30.06"Hg - Average pressure in November:
30.17"Hg - Average pressure in December:
30.26"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Roberts, ID
- Average wind speed in January:
4.9mph - Average wind speed in February:
6mph - Average wind speed in March:
6.7mph - Average wind speed in April:
8mph - Average wind speed in May:
7.4mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.5mph - Average wind speed in September:
6.8mph - Average wind speed in October:
6.6mph - Average wind speed in November:
6.1mph - Average wind speed in December:
5.1mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).
Average humidity
Roberts, ID
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (37%).
Average rainfall
Roberts, ID
- Average rainfall in January:
1.06" - Average rainfall in February:
0.91" - Average rainfall in March:
1.18" - Average rainfall in April:
1.18" - Average rainfall in May:
1.26" - Average rainfall in June:
1.1"
- Average rainfall in July:
0.31" - Average rainfall in August:
0.55" - Average rainfall in September:
0.83" - Average rainfall in October:
0.83" - Average rainfall in November:
0.79" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days
Roberts, ID
- Average rainfall days in January:
7.8 days - Average rainfall days in February:
8.3 days - Average rainfall days in March:
12 days - Average rainfall days in April:
14.2 days - Average rainfall days in May:
12.8 days - Average rainfall days in June:
10.3 days
- Average rainfall days in July:
5.8 days - Average rainfall days in August:
7.3 days - Average rainfall days in September:
7.8 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
7.3 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is April (14.2 days).
The month with the least rainy days is July (5.8 days).
Average snowfall
Roberts, ID
- Average snowfall in January:
8.31" - Average snowfall in February:
5.67" - Average snowfall in March:
4.61" - Average snowfall in April:
1.26" - Average snowfall in May:
0.67" - Average snowfall in June:
0"
The month with the highest snowfall is January (8.31").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Roberts, ID
- Average snowfall days in January:
17.3 days - Average snowfall days in February:
16.2 days - Average snowfall days in March:
12.1 days - Average snowfall days in April:
4 days - Average snowfall days in May:
0.6 days - Average snowfall days in June:
0.1 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:
2.2 days - Average snowfall days in November:
9.3 days - Average snowfall days in December:
17.1 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Roberts, ID
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 1min - 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 4min - 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 4min - Average sunshine in February:
5h and 3min - Average sunshine in March:
7h and 1min - Average sunshine in April:
10h and 0min - Average sunshine in May:
10h and 5min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 0min - Average sunshine in October:
7h and 2min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Roberts, ID
- Average sunshine days in January:
13.4 days - Average sunshine days in February:
9.9 days - Average sunshine days in March:
12.2 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
16.7 days
- Average sunshine days in July:
22.3 days - Average sunshine days in August:
19.5 days - Average sunshine days in September:
19.8 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
16.7 days - Average sunshine days in December:
11.8 days
The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is February (9.9 days).
Average UV index
Roberts, ID
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Roberts, 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
Roberts, 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).