Climate and monthly weather forecastEssex, IA
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Essex, Iowa, with an average temperature ranging between min 18°F (-7.8°C) and max 31.3°F (-0.4°C). January is the coldest month, with the temperature often reaching an average high of 31.3°F (-0.4°C) and an average low of 18°F (-7.8°C). Weather in January »Weather in February
The last month of the winter, February, is a wintry month in Essex, Iowa, with an average temperature ranging between min 20.8°F (-6.2°C) and max 35.2°F (1.8°C). On the advent of February, Essex's average high-temperature exhibits a minor adjustment to a wintry 35.2°F (1.8°C) from January's 31.3°F (-0.4°C). Weather in February »Weather in March
The first month of the spring, March, is a fresh month in Essex, Iowa, with an average temperature fluctuating between 34.2°F (1.2°C) and 50.5°F (10.3°C). March is characterized by a clear rise in the average high-temperature, escalating from February's cold 35.2°F (1.8°C) to a cool 50.5°F (10.3°C). Weather in March »Weather in April
April is an enjoyable spring month in Essex, Iowa, with an average temperature fluctuating between 61.7°F (16.5°C) and 44.1°F (6.7°C). As April sets, the average high-temperature shows an increase, moving up from a fresh 50.5°F (10.3°C) in March to an enjoyable 61.7°F (16.5°C). Weather in April »Weather in May
May, the last month of the spring in Essex, is an agreeable month, with an average temperature fluctuating between 54.5°F (12.5°C) and 71.8°F (22.1°C). The arrival of May brings an increase in high-temperatures, moving from an enjoyable 61.7°F (16.5°C) in April to an agreeable 71.8°F (22.1°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Essex, Iowa, with an average temperature fluctuating between 81.9°F (27.7°C) and 64.8°F (18.2°C). Essex's weather shows a temperature rise with the arrival of June, moving from a pleasant 71.8°F (22.1°C) in May to a moderately hot 81.9°F (27.7°C). Weather in June »Weather in July
July, like June, in Essex, Iowa, is a moderately hot summer month, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 66.7°F (19.3°C). July, with an average high of 84°F (28.9°C) and a low of 66.7°F (19.3°C), signifies the warmest month of the year. July's heat index is estimated at a hot 93.2°F (34°C). Weather in July »Weather in August
August, the last month of the summer in Essex, is also a moderately hot month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 82.2°F (27.9°C). The transition into August notes an average high-temperature of a still warm 82.2°F (27.9°C), revealing a mild distinction from the 84°F (28.9°C) in July. Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Essex, Iowa, with an average temperature varying between 76.8°F (24.9°C) and 57.7°F (14.3°C). As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a warm 82.2°F (27.9°C) to a still moderately hot 76.8°F (24.9°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Essex, Iowa, with temperature in the range of an average low of 45.7°F (7.6°C) and an average high of 62.8°F (17.1°C). A shift in Essex's weather is observed as September turns into October, with the average high temperature reducing from a warm 76.8°F (24.9°C) to a refreshing 62.8°F (17.1°C). Weather in October »Weather in November
November, the last month of the autumn in Essex, is another chilly month, with an average temperature varying between 34.3°F (1.3°C) and 49.3°F (9.6°C). Arrival of November comes with a reduction in the average high-temperature, falling from a refreshing 62.8°F (17.1°C) in October to a frosty 49.3°F (9.6°C). Weather in November »Weather in December
The first month of the winter, December, is still a cold month in Essex, Iowa, with an average temperature ranging between min 23°F (-5°C) and max 35.2°F (1.8°C). With December's arrival, Essex, Iowa, sees a decrease in average high-temperatures, moving from a frosty 49.3°F (9.6°C) in November to a cold 35.2°F (1.8°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Essex, IA
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (31.3°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
Essex, IA
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.14"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.91"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.95"Hg - Average pressure in September:
30"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Essex, IA
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.9mph - Average wind speed in March:
10.2mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.6mph - Average wind speed in June:
8.1mph
- Average wind speed in July:
6.7mph - Average wind speed in August:
6.9mph - Average wind speed in September:
8mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity
Essex, IA
The months with the highest relative humidity are January and July (79%).
The month with the lowest relative humidity is October (67%).
Average rainfall
Essex, IA
- Average rainfall in January:
0.79" - Average rainfall in February:
0.71" - Average rainfall in March:
1.54" - Average rainfall in April:
2.2" - Average rainfall in May:
4.13" - Average rainfall in June:
4.29"
- Average rainfall in July:
2.56" - Average rainfall in August:
2.6" - Average rainfall in September:
2.32" - Average rainfall in October:
2.56" - Average rainfall in November:
1.18" - Average rainfall in December:
1.26"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days
Essex, IA
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
13.5 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
12.3 days - Average rainfall days in October:
10 days - Average rainfall days in November:
6.7 days - Average rainfall days in December:
5.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3.9 days).
Average snowfall
Essex, IA
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Essex, IA
- Average snowfall days in January:
8.6 days - Average snowfall days in February:
7.7 days - Average snowfall days in March:
3.6 days - Average snowfall days in April:
1 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 days - Average snowfall days in December:
5.6 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Essex, IA
- Average daylight in January:
9h and 36min - Average daylight in February:
10h and 42min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 18min - Average daylight in May:
14h and 30min - Average daylight in June:
15h and 6min
- Average daylight in July:
14h and 48min - Average daylight in August:
13h and 42min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 54min - Average daylight in December:
9h and 18min
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 18min).
- Average sunshine in January:
4h and 42min - Average sunshine in February:
5h and 36min - Average sunshine in March:
6h and 36min - Average sunshine in April:
8h and 18min - Average sunshine in May:
8h and 48min - Average sunshine in June:
10h and 12min
- Average sunshine in July:
10h and 30min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 12min - Average sunshine in October:
6h and 6min - Average sunshine in November:
5h and 54min - Average sunshine in December:
5h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Essex, IA
- Average sunshine days in January:
19 days - Average sunshine days in February:
17.8 days - Average sunshine days in March:
16.9 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
12.4 days - Average sunshine days in June:
11.8 days
- Average sunshine days in July:
14.5 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
18.9 days - Average sunshine days in November:
20.8 days - Average sunshine days in December:
20.6 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index
Essex, IA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Essex, IA
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility
Essex, IA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





