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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 Hartford, Iowa, with temperature in the range of an average low of 14.9°F (-9.5°C) and an average high of 28.4°F (-2°C). Hartford's January weather reaches an average high of 28.4°F (-2°C) and an average low of 14.9°F (-9.5°C), making it the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Hartford, Iowa, with an average temperature varying between 32.5°F (0.3°C) and 18°F (-7.8°C). February's advent notes a subtle adjustment in average high-temperature to a wintry 32.5°F (0.3°C) from January. Weather in February »
Weather in March
March, the first month of the spring in Hartford, is a frosty month, with an average temperature varying between 32.7°F (0.4°C) and 47.7°F (8.7°C). As February transitions into March, a clear upsurge in temperatures is observed, with average highs advancing from a cold 32.5°F (0.3°C) to a frosty 47.7°F (8.7°C). Weather in March »
Weather in April
April in Hartford, Iowa, is a refreshing spring month, with an average temperature varying between 42.4°F (5.8°C) and 59.9°F (15.5°C). In Hartford, the average high-temperature in April increases from a chilly 47.7°F (8.7°C) in March to a refreshing 59.9°F (15.5°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Hartford, Iowa, with temperature in the range of an average low of 52.9°F (11.6°C) and an average high of 70.2°F (21.2°C). As April transitions into May, Hartford sees a rise in the average high-temperature, moving from a mild 59.9°F (15.5°C) to an agreeable 70.2°F (21.2°C). Weather in May »
Weather in June
June, the first month of the summer in Hartford, is a warm month, with an average temperature varying between 79.7°F (26.5°C) and 62.6°F (17°C). With the onset of June, Hartford's average high-temperature sees a rise, moving from May's pleasant 70.2°F (21.2°C) to a warm 79.7°F (26.5°C). Weather in June »
Weather in July
July, like June, in Hartford, Iowa, is another warm summer month, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 83.1°F (28.4°C). Hartford's warmest temperatures are experienced in July, with average high temperatures of 83.1°F (28.4°C) and lows of 65.1°F (18.4°C). In July, the average heat index is estimated at a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Hartford, Iowa, with an average temperature ranging between max 81.5°F (27.5°C) and min 62.2°F (16.8°C). Hartford experiences a minor change to a still moderately hot 81.5°F (27.5°C) in average high-temperature during August, closely reflecting July. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Hartford, Iowa, with an average temperature varying between 76.1°F (24.5°C) and 55.9°F (13.3°C). A minor decrease in the average high-temperature is observed during September, shifting from 81.5°F (27.5°C) in August to a still moderately hot 76.1°F (24.5°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Hartford, Iowa, with an average temperature fluctuating between 44.6°F (7°C) and 60.8°F (16°C). Hartford's October weather is marked by a distinct drop in high-temperatures, declining from a moderately hot 76.1°F (24.5°C) in September to a refreshing 60.8°F (16°C). Weather in October »
Weather in November
November, the last month of the autumn in Hartford, is also a frosty month, with an average temperature fluctuating between 47.3°F (8.5°C) and 32.9°F (0.5°C). The move into November indicates a reduction in the average high-temperature, down from October's enjoyable 60.8°F (16°C) to a frosty 47.3°F (8.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Hartford, Iowa, with an average temperature varying between 22.8°F (-5.1°C) and 34.7°F (1.5°C). The decrease of average high-temperatures is mild in December, with a decline from a chilly 47.3°F (8.5°C) in November to a cold 34.7°F (1.5°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Hartford?
With its average high temperature of 28.4°F (-2°C) and a low of 14.9°F (-9.5°C), January is regarded as the coldest month in Hartford.
What are the most humid months in Hartford?
January, February and June, with an average relative humidity of 82%, are most humid months in Hartford.
What is the driest month in Hartford?
January is the month with the least rainfall. Rain falls for 4.2 days and accumulates 0.91" (23mm) of precipitation.
How many days does it rain in Hartford?
Throughout the year, in Hartford, Iowa, there are 124.7 rainfall days, and 26.34" (669mm) of precipitation is accumulated.
When does it snow in Hartford?
Months with snowfall in Hartford, Iowa, are January through May, October through December.
What is the snowiest month in Hartford?
January is the month with the most snowfall. Snow falls for 10.8 days and accumulates 4.37" (111mm) of snow.
How much does it snow in Hartford?
Throughout the year, there are 35.2 snowfall days, and 13.31" (338mm) of snow is accumulated.
What is the month with the least sunshine in Hartford?
With an average of 4.1h of sunshine, January has the least sunshine of the year in Hartford.
What is the month with the lowest UV index in Hartford?
The month with the lowest UV index is January, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Hartford?
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 Hartford?
The month with the most rainfall is May, when the rain falls for 16.5 days and typically aggregates up to 4.45" (113mm) of precipitation.
When it does not snow in Hartford?
In Hartford, snow does not fall in June through September.
When are the longest days in Hartford?
June has the longest days of the year, with an average of 15h and 6min of daylight.
When is the highest UV index in Hartford?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Hartford, Iowa.
What is the warmest month in Hartford?
Hartford's July weather, marked by an average high temperature of 83.1°F (28.4°C) and an average low temperature of 65.1°F (18.4°C), is the warmest in the year.
What month has the most sunshine in Hartford?
The month with the most sunshine in Hartford, Iowa, is July, with an average of 10.2h of sunshine.
What is the least humid month in Hartford?
October is the least humid month, with an average relative humidity of 70%.
What is the month with the shortest days in Hartford?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Hartford, IA
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.4°F).
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure
Hartford, IA
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.89"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:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Hartford, IA
- Average wind speed in January:
10.2mph - Average wind speed in February:
10.1mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.8mph - Average wind speed in June:
8mph
- Average wind speed in July:
7mph - Average wind speed in August:
6.9mph - Average wind speed in September:
7.9mph - Average wind speed in October:
9.4mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.8mph
The windiest months (with the highest average wind speed) are March and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity
Hartford, IA
The months with the highest relative humidity are January, February and June (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Hartford, IA
- Average rainfall in January:
0.91" - Average rainfall in February:
1.06" - Average rainfall in March:
1.85" - Average rainfall in April:
2.8" - Average rainfall in May:
4.45" - Average rainfall in June:
3.7"
- Average rainfall in July:
2.13" - Average rainfall in August:
2.36" - Average rainfall in September:
2.6" - Average rainfall in October:
2.01" - Average rainfall in November:
1.46" - Average rainfall in December:
1.02"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days
Hartford, IA
- Average rainfall days in January:
4.2 days - Average rainfall days in February:
4 days - Average rainfall days in March:
10.4 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
16.5 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
13.5 days - Average rainfall days in August:
11.5 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
10 days - Average rainfall days in November:
7.1 days - Average rainfall days in December:
5.4 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (4 days).
Average snowfall
Hartford, IA
- Average snowfall in January:
4.37" - Average snowfall in February:
4.21" - Average snowfall in March:
1.3" - Average snowfall in April:
0.59" - Average snowfall in May:
0.28" - Average snowfall in June:
0"
The month with the highest snowfall is January (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Hartford, IA
- Average snowfall days in January:
10.8 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
4 days - Average snowfall days in April:
1.3 days - Average snowfall days in May:
0.2 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:
0.5 days - Average snowfall days in November:
2.8 days - Average snowfall days in December:
7 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hartford, IA
- Average daylight in January:
9h and 4min - 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 3min - 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 1min - 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 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 4min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Hartford, IA
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
15.8 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
18.2 days - Average sunshine days in September:
17.1 days - Average sunshine days in October:
18.4 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
18.5 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (11.7 days).
Average UV index
Hartford, IA
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Hartford, IA
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility
Hartford, IA
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Hartford, Iowa, USA
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