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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, is another subzero cold winter month in Hopkinton, Iowa, with an average temperature fluctuating between 25.2°F (-3.8°C) and 13.3°F (-10.4°C). Hopkinton's coldest month, January, generally records average temperatures ranging from a high of 25.2°F (-3.8°C) to a low of 13.3°F (-10.4°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Hopkinton, Iowa, with an average temperature ranging between min 16°F (-8.9°C) and max 28.9°F (-1.7°C). The transition into February marks the average high-temperature at a still freezing cold 28.9°F (-1.7°C), differing minimally from January's 25.2°F (-3.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Hopkinton, Iowa, with an average temperature ranging between min 29.5°F (-1.4°C) and max 44.2°F (6.8°C). With the beginning of March, Hopkinton's average high-temperature experiences a significant increase, moving from a subzero cold 28.9°F (-1.7°C) in February to a chilly 44.2°F (6.8°C). Weather in March »
Weather in April
April is a moderate spring month in Hopkinton, Iowa, with an average temperature ranging between min 39.9°F (4.4°C) and max 56.1°F (13.4°C). Noticing a change, the average high-temperature during April moves from March's chilly 44.2°F (6.8°C) to a moderate 56.1°F (13.4°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Hopkinton, Iowa, with an average temperature fluctuating between 68.4°F (20.2°C) and 51.1°F (10.6°C). As Hopkinton transitions into May, the average high-temperature is observed to rise from a moderate 56.1°F (13.4°C) in April to a pleasant 68.4°F (20.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Hopkinton, Iowa, with an average temperature varying between 60.4°F (15.8°C) and 77°F (25°C). The commencement of June sees a minor shift in the average high-temperature, moving from a pleasant 68.4°F (20.2°C) in May to a warm 77°F (25°C). Weather in June »
Weather in July
July, like June, in Hopkinton, Iowa, is another warm summer month, with an average temperature ranging between max 80.1°F (26.7°C) and min 63.3°F (17.4°C). In Hopkinton, July is identified by the highest average temperatures, reaching a peak of 80.1°F (26.7°C) and a low of 63.3°F (17.4°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Hopkinton, Iowa, with an average temperature varying between 78.6°F (25.9°C) and 60.6°F (15.9°C). The shift into August uncovers an average high-temperature of a still warm 78.6°F (25.9°C), subtly different from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Hopkinton, Iowa, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 54.3°F (12.4°C). With the onset of September, Hopkinton experiences a modest temperature adjustment, with the average high-temperature gently receding from a warm 78.6°F (25.9°C) in August to a pleasant 73°F (22.8°C). Weather in September »
Weather in October
October, the same as September, in Hopkinton, Iowa, is another refreshing autumn month, with an average temperature varying between 58.6°F (14.8°C) and 43.2°F (6.2°C). Hopkinton's transition into October is marked by a clear drop in the average high-temperature, receding from a pleasant 73°F (22.8°C) in September to a moderate 58.6°F (14.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Hopkinton, is also a frosty month, with an average temperature ranging between min 31.3°F (-0.4°C) and max 44.6°F (7°C). The onset of November coincides with a reduction in the average high-temperature, falling from a refreshing 58.6°F (14.8°C) in October to a frosty 44.6°F (7°C). Weather in November »
Weather in December
December, the first month of the winter in Hopkinton, is also a subzero cold month, with an average temperature fluctuating between 21.4°F (-5.9°C) and 31.8°F (-0.1°C). Hopkinton's weather changes with the onset of December, slightly falling from a frosty 44.6°F (7°C) in November to a subzero cold 31.8°F (-0.1°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Hopkinton?
With an average high-temperature of 25.2°F (-3.8°C) and an average low-temperature of 13.3°F (-10.4°C), January is the coldest month.
What are the most humid months in Hopkinton?
The months with the highest humidity in Hopkinton, Iowa, are January and February, with an average relative humidity of 86%.
What is the driest month in Hopkinton?
January and February are months with the least rain when the rain falls for 5.2 days and typically aggregates up to 1.26" (32mm) of rain.
How much does it rain in Hopkinton?
Throughout the year, in Hopkinton, there are 142.5 rainfall days, and 28.27" (718mm) of precipitation is accumulated.
When does it snow in Hopkinton?
Months with snowfall in Hopkinton, Iowa, are January through April, October through December.
When does it snow the most in Hopkinton?
The month with the most snowfall is January, when snow falls for 12.1 days and typically aggregates up to 5.04" (128mm) of snow.
How many days does it snow in Hopkinton?
In Hopkinton, during the entire year, snow falls for 43.2 days and aggregates up to 17.17" (436mm) of snow.
What is the month with the least sunshine in Hopkinton?
With an average of 3.8h of sunshine, January has the least sunshine of the year in Hopkinton, Iowa.
When is the lowest UV index in Hopkinton?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Hopkinton?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the rainiest month in Hopkinton?
May is the month with the most rainfall. Rain falls for 18.6 days and accumulates 4.25" (108mm) of precipitation.
When it does not snow in Hopkinton?
In Hopkinton, Iowa, snow does not fall in May through September.
When are the longest days in Hopkinton?
The month with the longest days is June, with an average of 15h and 12min of daylight.
What is the month with the highest UV index in Hopkinton?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year in Hopkinton?
Hopkinton, Iowa, experiences its average highest temperatures in July, reaching a peak of 80.1°F (26.7°C) and a minimum of 63.3°F (17.4°C).
What are the months with the most sunshine in Hopkinton?
July and August, with an average of 9.9h of sunshine, are months with the most sunshine in Hopkinton.
What is the least humid month in Hopkinton?
With an average relative humidity of 74%, October is the least humid month in Hopkinton, Iowa.
What is the month with the shortest days in Hopkinton?
With an average of 9h and 6min of daylight, December has the shortest days of the year in Hopkinton, Iowa.
Average temperature
Hopkinton, IA
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.2°F).
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure
Hopkinton, IA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Hopkinton, IA
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.1mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
7mph - Average wind speed in August:
6.9mph - Average wind speed in September:
8mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.3mph - Average wind speed in December:
10mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity
Hopkinton, IA
The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Hopkinton, IA
- Average rainfall in January:
1.26" - Average rainfall in February:
1.26" - Average rainfall in March:
1.85" - Average rainfall in April:
3.15" - Average rainfall in May:
4.25" - Average rainfall in June:
3.78"
- Average rainfall in July:
2.83" - Average rainfall in August:
1.77" - Average rainfall in September:
2.52" - Average rainfall in October:
2.52" - Average rainfall in November:
1.65" - Average rainfall in December:
1.42"
The wettest month (with the highest rainfall) is May (4.25").
The driest months (with the least rainfall) are January and February (1.26").
Average rainfall days
Hopkinton, IA
- Average rainfall days in January:
5.2 days - Average rainfall days in February:
5.3 days - Average rainfall days in March:
11.9 days - Average rainfall days in April:
16 days - Average rainfall days in May:
18.6 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
12.5 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
8.9 days - Average rainfall days in December:
7.7 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is January (5.2 days).
Average snowfall
Hopkinton, IA
The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Hopkinton, IA
- Average snowfall days in January:
12.1 days - Average snowfall days in February:
9.5 days - Average snowfall days in March:
6 days - Average snowfall days in April:
1.6 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:
0.6 days - Average snowfall days in November:
4 days - Average snowfall days in December:
9.4 days
The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Hopkinton, IA
- 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:
3h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 2min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Hopkinton, IA
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
10.6 days - Average sunshine days in June:
10.5 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
16.7 days - Average sunshine days in September:
17 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
16.8 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (10.5 days).
Average UV index
Hopkinton, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Hopkinton, IA
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Hopkinton, IA
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Hopkinton, Iowa, USA
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