Climate and monthly weather forecastPlato, IA
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Plato, Iowa, with an average temperature varying between 27.3°F (-2.6°C) and 15.4°F (-9.2°C). January is the month when Plato sees the lowest average temperatures, with a high of 27.3°F (-2.6°C) and a low of 15.4°F (-9.2°C). Weather in January »Weather in February
February, the last month of the winter in Plato, is another freezing cold month, with an average temperature ranging between min 19°F (-7.2°C) and max 31.5°F (-0.3°C). Plato's February reports an average high-temperature of a still subzero cold 31.5°F (-0.3°C), exhibiting a minor difference from January. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Plato, Iowa, with an average temperature ranging between max 46.2°F (7.9°C) and min 31.5°F (-0.3°C). The changeover to March signals a significant increase in the average high-temperature, rising from a freezing cold 31.5°F (-0.3°C) in February to a frosty 46.2°F (7.9°C). Weather in March »Weather in April
April is a mild spring month in Plato, Iowa, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 42.3°F (5.7°C). With the transition into April, Plato experiences an increase in average high-temperatures, moving up from a frosty 46.2°F (7.9°C) in March to a refreshing 58.6°F (14.8°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in Plato, Iowa, with temperature in the range of an average high of 69.6°F (20.9°C) and an average low of 52.7°F (11.5°C). May's arrival signals an increase in average high-temperatures, moving from April's refreshing 58.6°F (14.8°C) to a pleasant 69.6°F (20.9°C). Weather in May »Weather in June
June, the first month of the summer in Plato, is a warm month, with an average temperature varying between 78.8°F (26°C) and 62.1°F (16.7°C). Plato's June weather brings a rise in high-temperatures, moving from a pleasant 69.6°F (20.9°C) in May to a moderately hot 78.8°F (26°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Plato, Iowa, with an average temperature varying between 64.6°F (18.1°C) and 81°F (27.2°C). July, marked by an average high-temperature of 81°F (27.2°C) and a low-temperature of 64.6°F (18.1°C), is the warmest month. During July, the heat index is calculated to be a hot 87.8°F (31°C). Weather in July »Weather in August
August, the last month of the summer in Plato, is another warm month, with an average temperature fluctuating between 80.4°F (26.9°C) and 62.2°F (16.8°C). In August, Plato's weather conditions record an average high-temperature of a still moderately hot 80.4°F (26.9°C), demonstrating little divergence from the preceding month. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Plato, Iowa, with an average temperature ranging between min 55.4°F (13°C) and max 75.2°F (24°C). Plato transitions into September recording an average high-temperature of a still moderately hot 75.2°F (24°C), closely aligning with the preceding month's temperature. Weather in September »Weather in October
October, like September, is another mild autumn month in Plato, Iowa, with temperature in the range of an average high of 60.3°F (15.7°C) and an average low of 44.8°F (7.1°C). Plato, Iowa, in October sees a clear temperature decline, with average high-temperatures decreasing from a warm 75.2°F (24°C) in September to a refreshing 60.3°F (15.7°C). Weather in October »Weather in November
November, the last month of the autumn in Plato, is another chilly month, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 46.2°F (7.9°C). November ushers in a slight temperature change, with average high-temperatures reducing from October's mild 60.3°F (15.7°C) to a chilly 46.2°F (7.9°C). Weather in November »Weather in December
The first month of the winter, December, is also a wintry month in Plato, Iowa, with an average temperature fluctuating between 33.8°F (1°C) and 23°F (-5°C). December weather is marked by a drop in the average high-temperature, falling from a frosty 46.2°F (7.9°C) in November to a cold 33.8°F (1°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Plato, IA
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (27.3°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 (15.4°F).
Average pressure
Plato, IA
- Average pressure in January:
30.14"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:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Plato, IA
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.7mph - Average wind speed in May:
9mph - Average wind speed in June:
7.8mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.9mph - Average wind speed in October:
9.6mph - Average wind speed in November:
10.3mph - Average wind speed in December:
9.9mph
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 (6.8mph).
Average humidity
Plato, IA
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Plato, IA
- Average rainfall in January:
1.3" - Average rainfall in February:
1.34" - Average rainfall in March:
1.97" - Average rainfall in April:
3.11" - Average rainfall in May:
4.61" - Average rainfall in June:
4.21"
- Average rainfall in July:
2.99" - Average rainfall in August:
2.01" - Average rainfall in September:
2.44" - Average rainfall in October:
2.48" - Average rainfall in November:
1.69" - Average rainfall in December:
1.42"
The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days
Plato, IA
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
4.8 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
14.9 days - Average rainfall days in May:
18.7 days - Average rainfall days in June:
18.5 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
13.1 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
10.9 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (4.4 days).
Average snowfall
Plato, IA
The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Plato, IA
- Average snowfall days in January:
9.4 days - Average snowfall days in February:
8.4 days - Average snowfall days in March:
4.7 days - Average snowfall days in April:
1.3 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:
0.5 days - Average snowfall days in November:
2.8 days - Average snowfall days in December:
7.3 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Plato, IA
- Average daylight in January:
9h and 36min - 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 6min - Average sunshine in February:
4h and 18min - Average sunshine in March:
6h and 36min - Average sunshine in April:
7h and 48min - Average sunshine in May:
8h and 48min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
10h and 6min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 24min - Average sunshine in October:
5h and 30min - 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 6min).
Average sunshine days
Plato, IA
- Average sunshine days in January:
18.2 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
15.7 days - Average sunshine days in April:
12.7 days - Average sunshine days in May:
9.7 days - Average sunshine days in June:
9.2 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
16.8 days - Average sunshine days in October:
18.6 days - Average sunshine days in November:
19 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (9.2 days).
Average UV index
Plato, 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
Plato, IA
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Plato, 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).





