Climate and monthly weather forecastDover Mills, IA
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Dover Mills, Iowa, with an average temperature fluctuating between 22.8°F (-5.1°C) and 10.6°F (-11.9°C). January, with an average high of 22.8°F (-5.1°C) and a low of 10.6°F (-11.9°C), signifies the coldest month of the year. Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Dover Mills, Iowa, with an average temperature varying between 13.6°F (-10.2°C) and 26.1°F (-3.3°C). Dover Mills registers an average high-temperature of a still freezing cold 26.1°F (-3.3°C) at the commencement of February, closely related to the preceding month. Weather in February »Weather in March
The first month of the spring, March, is a cold month in Dover Mills, Iowa, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 27.3°F (-2.6°C). As March begins, there is a noticeable increase in the average high-temperature, soaring from a subzero cold 26.1°F (-3.3°C) in February to a cold 41.9°F (5.5°C). Weather in March »Weather in April
April in Dover Mills, Iowa, is a fresh spring month, with an average temperature fluctuating between 54.5°F (12.5°C) and 37.9°F (3.3°C). With the onset of April, Dover Mills's weather sees a temperature rise, transitioning from an icy 41.9°F (5.5°C) in March to a fresh 54.5°F (12.5°C). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Dover Mills, Iowa, with an average temperature ranging between min 49.8°F (9.9°C) and max 66.6°F (19.2°C). May marks a rise in the average high-temperature, moving from April's fresh 54.5°F (12.5°C) to a comfortable 66.6°F (19.2°C). Weather in May »Weather in June
The first month of the summer, June, is a warm month in Dover Mills, Iowa, with an average temperature ranging between min 59.5°F (15.3°C) and max 75.6°F (24.2°C). June brings a rise in Dover Mills's average high-temperature, moving from an enjoyable 66.6°F (19.2°C) in May to a warm 75.6°F (24.2°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Dover Mills, Iowa, with an average temperature varying between 62.4°F (16.9°C) and 79°F (26.1°C). July proves to be the warmest month, recording an average peak temperature of 79°F (26.1°C) and a minimum temperature of 62.4°F (16.9°C). Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Dover Mills, Iowa, with an average temperature varying between 59.5°F (15.3°C) and 77.5°F (25.3°C). August's onset records an average high-temperature of a still warm 77.5°F (25.3°C), a near match to July's 79°F (26.1°C). Weather in August »Weather in September
The first month of the autumn, September, is also an agreeable month in Dover Mills, Iowa, with temperature in the range of an average high of 71.4°F (21.9°C) and an average low of 52.9°F (11.6°C). September is characterized by a slight reduction in average high-temperature, easing from a warm 77.5°F (25.3°C) in August to a pleasant 71.4°F (21.9°C). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Dover Mills, Iowa, with temperature in the range of an average high of 57.2°F (14°C) and an average low of 41.5°F (5.3°C). As September shifts into October, a slight alteration in temperatures is observed, with average highs reducing from an agreeable 71.4°F (21.9°C) to a refreshing 57.2°F (14°C). Weather in October »Weather in November
November, the last month of the autumn in Dover Mills, is also a wintry month, with an average temperature varying between 42.6°F (5.9°C) and 29.7°F (-1.3°C). The beginning of November signals a clear reduction in the average high-temperature, falling from a moderate 57.2°F (14°C) in October to an icy 42.6°F (5.9°C). Weather in November »Weather in December
The first month of the winter, December, is still a freezing cold month in Dover Mills, Iowa, with an average temperature fluctuating between 29.5°F (-1.4°C) and 18.9°F (-7.3°C). December's onset brings a reduction in the average high-temperature, from a wintry 42.6°F (5.9°C) in November to a freezing cold 29.5°F (-1.4°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Dover Mills, IA
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.8°F).
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).
Average pressure
Dover Mills, IA
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Dover Mills, IA
- Average wind speed in January:
10.4mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.3mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9.3mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
7.1mph - Average wind speed in August:
7.1mph - Average wind speed in September:
8.2mph - Average wind speed in October:
9.7mph - 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 months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity
Dover Mills, IA
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall
Dover Mills, IA
- Average rainfall in January:
1.18" - Average rainfall in February:
1.34" - Average rainfall in March:
1.93" - Average rainfall in April:
3.5" - Average rainfall in May:
4.37" - Average rainfall in June:
5.08"
- Average rainfall in July:
3.19" - Average rainfall in August:
2.28" - Average rainfall in September:
2.44" - Average rainfall in October:
2.72" - Average rainfall in November:
1.57" - Average rainfall in December:
1.69"
The wettest month (with the highest rainfall) is June (5.08").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days
Dover Mills, IA
- Average rainfall days in January:
4.5 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
11.2 days - Average rainfall days in April:
16.1 days - Average rainfall days in May:
19.8 days - Average rainfall days in June:
19.8 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
14.1 days - Average rainfall days in September:
12.1 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
5.8 days
The months with the highest number of rainy days are May and June (19.8 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Dover Mills, IA
The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Dover Mills, IA
- Average snowfall days in January:
14.5 days - Average snowfall days in February:
13 days - Average snowfall days in March:
8.5 days - Average snowfall days in April:
3.3 days - Average snowfall days in May:
0.3 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:
1.5 days - Average snowfall days in November:
5.7 days - Average snowfall days in December:
13.1 days
The month with the highest number of snowfall days is January (14.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Dover Mills, IA
- Average daylight in January:
9h and 24min - 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 42min - Average daylight in June:
15h and 18min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - Average daylight in December:
9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
3h and 30min - Average sunshine in February:
3h and 42min - Average sunshine in March:
5h and 48min - Average sunshine in April:
7h and 18min - Average sunshine in May:
8h and 6min - Average sunshine in June:
9h and 12min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 54min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Dover Mills, IA
- Average sunshine days in January:
13.6 days - Average sunshine days in February:
12.4 days - Average sunshine days in March:
12.5 days - Average sunshine days in April:
9.9 days - Average sunshine days in May:
9 days - Average sunshine days in June:
7.9 days
- Average sunshine days in July:
8.8 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
16 days - Average sunshine days in November:
16.2 days - Average sunshine days in December:
14.2 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is June (7.9 days).
Average UV index
Dover Mills, IA
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Dover Mills, IA
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Dover Mills, IA
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).





