Climate and monthly weather forecastHaverhill, IA
Climate and monthly weather forecast
Weather in January
January, the same as December, in Haverhill, Iowa, is a freezing cold winter month, with an average temperature ranging between min 13.5°F (-10.3°C) and max 26.2°F (-3.2°C). January, known for its average high temperature of 26.2°F (-3.2°C) and an average low temperature of 13.5°F (-10.3°C), is the coldest month. Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Haverhill, Iowa, with temperature in the range of an average low of 16.9°F (-8.4°C) and an average high of 30.2°F (-1°C). February's average high-temperature is a still freezing cold 30.2°F (-1°C), maintaining a close comparison with January's 26.2°F (-3.2°C). Weather in February »Weather in March
March, the first month of the spring in Haverhill, is a frosty month, with an average temperature fluctuating between 31.1°F (-0.5°C) and 45.5°F (7.5°C). With the onset of March, Haverhill experiences a noticeable temperature shift, with the average high-temperature advancing from a subzero cold 30.2°F (-1°C) in February to a chilly 45.5°F (7.5°C). Weather in March »Weather in April
April is a moderate spring month in Haverhill, Iowa, with an average temperature varying between 41.5°F (5.3°C) and 58.1°F (14.5°C). Haverhill experiences a temperature shift with the start of April, with average high-temperatures moving from a chilly 45.5°F (7.5°C) in March to a refreshing 58.1°F (14.5°C). Weather in April »Weather in May
The last month of the spring, May, is a pleasant month in Haverhill, Iowa, with an average temperature fluctuating between 52.5°F (11.4°C) and 69.1°F (20.6°C). The shift into May is characterized by a rise in the average high-temperature, transitioning from April's moderate 58.1°F (14.5°C) to an agreeable 69.1°F (20.6°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Haverhill, Iowa, with an average temperature fluctuating between 78.4°F (25.8°C) and 62.4°F (16.9°C). In Haverhill, the onset of June comes with an increased average high-temperature, moving from May's pleasant 69.1°F (20.6°C) to a warm 78.4°F (25.8°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Haverhill, Iowa, with an average temperature fluctuating between 81.1°F (27.3°C) and 64.6°F (18.1°C). July registers as the month with the highest average temperatures, reaching 81.1°F (27.3°C) at its peak and 64.6°F (18.1°C) at the lowest. July's mean heat index is computed to be a hot 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Haverhill, Iowa, with temperature in the range of an average low of 61.9°F (16.6°C) and an average high of 79.5°F (26.4°C). Haverhill's entry into August measures an average high-temperature of a still moderately hot 79.5°F (26.4°C), closely parallel to the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Haverhill, is also a moderately hot month, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 74.7°F (23.7°C). The transition from August to September brings an average high-temperature of a still moderately hot 74.7°F (23.7°C), barely different from August's 79.5°F (26.4°C). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Haverhill, Iowa, with an average temperature ranging between min 44.2°F (6.8°C) and max 59.9°F (15.5°C). As Haverhill steps into October, the average high-temperature decreases significantly from the a moderately hot 74.7°F (23.7°C) of September to a refreshing 59.9°F (15.5°C). Weather in October »Weather in November
November, the last month of the autumn in Haverhill, is another chilly month, with an average temperature varying between 45.7°F (7.6°C) and 32°F (0°C). Haverhill's November weather comes with a decrease in average high-temperatures, moving from a moderate 59.9°F (15.5°C) in October to a chilly 45.7°F (7.6°C). Weather in November »Weather in December
December, the first month of the winter in Haverhill, is also an icy month, with an average temperature varying between 21.6°F (-5.8°C) and 32.5°F (0.3°C). The shift from November to December corresponds with a decrease in the average high-temperature, down to an icy 32.5°F (0.3°C) from a chilly 45.7°F (7.6°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Haverhill, IA
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (26.2°F).
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
Haverhill, IA
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.93"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:
30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Haverhill, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.1mph - Average wind speed in June:
8.2mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7mph - Average wind speed in September:
8.2mph - Average wind speed in October:
9.8mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity
Haverhill, IA
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Haverhill, IA
- Average rainfall in January:
0.35" - Average rainfall in February:
0.35" - Average rainfall in March:
0.63" - Average rainfall in April:
0.94" - Average rainfall in May:
1.69" - Average rainfall in June:
1.65"
- Average rainfall in July:
1.06" - Average rainfall in August:
1.18" - Average rainfall in September:
1.14" - Average rainfall in October:
0.67" - Average rainfall in November:
0.51" - Average rainfall in December:
0.39"
The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and February (0.35").
Average rainfall days
Haverhill, IA
- Average rainfall days in January:
2.9 days - Average rainfall days in February:
2.3 days - Average rainfall days in March:
8.1 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
14.2 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
12.8 days - Average rainfall days in August:
10.1 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
6.7 days - Average rainfall days in November:
5.4 days - Average rainfall days in December:
3.7 days
The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is February (2.3 days).
Average snowfall
Haverhill, IA
- Average snowfall in January:
1.54" - Average snowfall in February:
1.3" - Average snowfall in March:
0.67" - Average snowfall in April:
0.08" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is January (1.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Haverhill, IA
- Average snowfall days in January:
8.1 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
4.3 days - Average snowfall days in April:
0.8 days - Average snowfall days in May:
0.1 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:
0.7 days - Average snowfall days in November:
2.6 days - Average snowfall days in December:
5.5 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Haverhill, IA
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
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 12min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
4h and 24min - Average sunshine in March:
5h and 54min - Average sunshine in April:
7h and 42min - Average sunshine in May:
8h and 36min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
9h and 48min - Average sunshine in September:
9h and 18min - Average sunshine in October:
5h and 36min - Average sunshine in November:
5h and 24min - Average sunshine in December:
4h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days
Haverhill, IA
- Average sunshine days in January:
22.5 days - Average sunshine days in February:
19.6 days - Average sunshine days in March:
18.7 days - Average sunshine days in April:
16.1 days - Average sunshine days in May:
13.9 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
14.8 days - Average sunshine days in August:
17.8 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
21.9 days - Average sunshine days in November:
22.8 days - Average sunshine days in December:
22.9 days
The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.9 days).
Average UV index
Haverhill, IA
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover
Haverhill, IA
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility
Haverhill, IA
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





