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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 Chester, Idaho, is another subzero cold winter month, with an average temperature ranging between max 27.1°F (-2.7°C) and min 12.4°F (-10.9°C). With the transition into January, Chester notes an average high-temperature of a still freezing cold 27.1°F (-2.7°C), closely resembling December. Weather in January »
Weather in February
February, the last month of the winter in Chester, is another freezing cold month, with an average temperature ranging between min 15.3°F (-9.3°C) and max 29.7°F (-1.3°C). Chester sees the arrival of February with an average high-temperature of a still subzero cold 29.7°F (-1.3°C), indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Chester, is an icy month, with an average temperature ranging between max 39°F (3.9°C) and min 23.9°F (-4.5°C). March's arrival coincides with a rise in the average high-temperature, moving from February's subzero cold 29.7°F (-1.3°C) to a wintry 39°F (3.9°C). Weather in March »
Weather in April
April is a cool spring month in Chester, Idaho, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 50.7°F (10.4°C). An increase in the average high-temperature marks April, moving from March's cold 39°F (3.9°C) to a cool 50.7°F (10.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Chester, Idaho, with an average temperature varying between 39.7°F (4.3°C) and 63°F (17.2°C). The shift from April to May brings an increase in the average high-temperature, moving from a cool 50.7°F (10.4°C) to a refreshing 63°F (17.2°C). Weather in May »
Weather in June
June, the first month of the summer in Chester, is a pleasant month, with an average temperature varying between 73°F (22.8°C) and 45.3°F (7.4°C). An escalation in the average high-temperature is seen with the onset of June, moving from a refreshing 63°F (17.2°C) in May to an agreeable 73°F (22.8°C). Weather in June »
Weather in July
July in Chester, Idaho, is a warm summer month, with an average temperature varying between 83.7°F (28.7°C) and 52.2°F (11.2°C). Chester's July weather, with an average high temperature of 83.7°F (28.7°C) and an average low temperature of 52.2°F (11.2°C), tends to be the warmest of the year. The heat index for July is computed to be 82.4°F (28°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Chester, Idaho, with an average temperature ranging between max 82.9°F (28.3°C) and min 52.5°F (11.4°C). The arrival of August sees an average high-temperature of a still moderately hot 82.9°F (28.3°C), hardly diverging from July's 83.7°F (28.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Chester, is also an agreeable month, with an average temperature varying between 47.1°F (8.4°C) and 72.5°F (22.5°C). Chester observes a minor decrease in the average high-temperature with the arrival of September, falling from August's warm 82.9°F (28.3°C) to a pleasant 72.5°F (22.5°C). Weather in September »
Weather in October
October, like September, in Chester, Idaho, is another fresh autumn month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 34.9°F (1.6°C). As Chester welcomes October, the average high-temperature witnesses a distinct drop, moving from a pleasant 72.5°F (22.5°C) in September to a cool 53.8°F (12.1°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a wintry month in Chester, Idaho, with temperature in the range of an average low of 24.1°F (-4.4°C) and an average high of 39.2°F (4°C). The shift into November is marked by a considerable temperature decrease, with the average high-temperature dropping from a cool 53.8°F (12.1°C) in October to a wintry 39.2°F (4°C). Weather in November »
Weather in December
December, the first month of the winter in Chester, is also a subzero cold month, with an average temperature fluctuating between 14.2°F (-9.9°C) and 26.2°F (-3.2°C). Chester's coldest weather arrives in December, when temperatures average a high of 26.2°F (-3.2°C) and a low of 14.2°F (-9.9°C). Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Chester?
With an average relative humidity of 91%, January is the most humid month.
What is the rainiest month in Chester?
The month with the most rainfall in Chester, Idaho, is January, when the rain falls for 5.4 days and typically aggregates up to 1.5" (38mm) of precipitation.
How many days does it rain in Chester?
Throughout the year, there are 97.5 rainfall days, and 11.85" (301mm) of precipitation is accumulated.
When does it snow in Chester?
Months with snowfall in Chester, Idaho, are January through May, September through December.
When does it snow the most in Chester?
The month with the most snowfall is January, when snow falls for 18.1 days and typically aggregates up to 11.97" (304mm) of snow.
How much does it snow in Chester?
In Chester, during the entire year, snow falls for 83.8 days and aggregates up to 41.93" (1065mm) of snow.
What is the month with the least sunshine in Chester?
The month with the least sunshine in Chester, Idaho, is January, with an average of 4.3h of sunshine.
What are the months with the lowest UV index in Chester?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Chester?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Chester, 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 Chester?
June through August are months without snowfall.
When are the longest days in Chester?
June has the longest days of the year, with an average of 15h and 24min of daylight.
What time of the year is the hottest in Chester?
July, with average temperatures reaching a high of 83.7°F (28.7°C) and a low of 52.2°F (11.2°C), is the warmest month.
What is the driest month in Chester?
The month with the least rainfall in Chester is July, when the rain falls for 5 days and typically collects 0.28" (7mm) of precipitation.
What month has the most sunshine in Chester?
With an average of 12.1h of sunshine, July has the most sunshine of the year in Chester.
What is the month with the highest UV index in Chester?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the least humid month in Chester?
With an average relative humidity of 39%, August is the least humid month.
What month is the coldest in Chester?
December, with its high-temperature average of 26.2°F (-3.2°C) and a low-temperature average of 14.2°F (-9.9°C), is the coldest month in Chester.
What is the month with the shortest days in Chester?
With an average of 9h and 0min of daylight, December has the shortest days of the year in Chester, Idaho.
Average temperature
Chester, ID
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (26.2°F).
The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).
Average pressure
Chester, ID
- Average pressure in January:
30.28"Hg - Average pressure in February:
30.16"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
29.99"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 (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Chester, ID
- Average wind speed in January:
4.2mph - Average wind speed in February:
5.1mph - Average wind speed in March:
5.7mph - Average wind speed in April:
6.8mph - Average wind speed in May:
6.7mph - Average wind speed in June:
6.9mph
- Average wind speed in July:
6.4mph - Average wind speed in August:
6.3mph - Average wind speed in September:
6.2mph - Average wind speed in October:
5.7mph - Average wind speed in November:
5.2mph - Average wind speed in December:
4.3mph
The windiest month (with the highest average wind speed) is June (6.9mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).
Average humidity
Chester, ID
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (39%).
Average rainfall
Chester, ID
- Average rainfall in January:
1.5" - Average rainfall in February:
1.3" - Average rainfall in March:
1.22" - Average rainfall in April:
1.34" - Average rainfall in May:
1.1" - Average rainfall in June:
1.06"
- Average rainfall in July:
0.28" - Average rainfall in August:
0.39" - Average rainfall in September:
0.87" - Average rainfall in October:
0.87" - Average rainfall in November:
0.79" - Average rainfall in December:
1.14"
The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days
Chester, ID
- Average rainfall days in January:
5.4 days - Average rainfall days in February:
6.6 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
13 days - Average rainfall days in May:
11.4 days - Average rainfall days in June:
9.4 days
- Average rainfall days in July:
5 days - Average rainfall days in August:
5.9 days - Average rainfall days in September:
7.1 days - Average rainfall days in October:
8.9 days - Average rainfall days in November:
7.4 days - Average rainfall days in December:
6.6 days
The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is July (5 days).
Average snowfall
Chester, ID
- Average snowfall in January:
11.97" - Average snowfall in February:
8.07" - Average snowfall in March:
5.35" - Average snowfall in April:
2.05" - Average snowfall in May:
0.59" - Average snowfall in June:
0"
The month with the highest snowfall is January (11.97").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Chester, ID
- Average snowfall days in January:
18.1 days - Average snowfall days in February:
16.8 days - Average snowfall days in March:
13.3 days - Average snowfall days in April:
5.4 days - Average snowfall days in May:
0.5 days - Average snowfall days in June:
0.2 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.2 days - Average snowfall days in October:
2.5 days - Average snowfall days in November:
8.9 days - Average snowfall days in December:
17.9 days
The month with the highest number of snowfall days is January (18.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Chester, 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 5min - 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 2min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 4min - Average sunshine in April:
10h and 0min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
12h and 1min - Average sunshine in August:
11h and 5min - Average sunshine in September:
10h and 0min - Average sunshine in October:
7h and 1min - Average sunshine in November:
6h and 1min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Chester, ID
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
10.6 days - Average sunshine days in March:
11.7 days - Average sunshine days in April:
12.5 days - Average sunshine days in May:
16.6 days - Average sunshine days in June:
18.6 days
- Average sunshine days in July:
24.8 days - Average sunshine days in August:
20.8 days - Average sunshine days in September:
20.7 days - Average sunshine days in October:
19.3 days - Average sunshine days in November:
17.3 days - Average sunshine days in December:
11.7 days
The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (10.6 days).
Average UV index
Chester, ID
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
Chester, ID
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility
Chester, ID
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (3mi).
Chester, Idaho, USA
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