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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, the same as December, in Promise City, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 30°F (-1.1°C) and 16.5°F (-8.6°C). January, recording an average high temperature of 30°F (-1.1°C) and a low temperature of 16.5°F (-8.6°C), is Promise City's coldest month. Weather in January »
Weather in February
February, the last month of the winter in Promise City, is a cold month, with an average temperature fluctuating between 34.2°F (1.2°C) and 19.8°F (-6.8°C). February welcomes an average high-temperature of an icy 34.2°F (1.2°C), not much different from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Promise City, Iowa, with an average temperature fluctuating between 48.7°F (9.3°C) and 33.4°F (0.8°C). The arrival of March is marked by a notable increase in high-temperatures, climbing from an icy 34.2°F (1.2°C) in February to a chilly 48.7°F (9.3°C). Weather in March »
Weather in April
April in Promise City, Iowa, is a moderate spring month, with an average temperature varying between 60.4°F (15.8°C) and 42.8°F (6°C). Entering April, Promise City sees a temperature rise, with the average high-temperature advancing from March's frosty 48.7°F (9.3°C) to a moderate 60.4°F (15.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Promise City, Iowa, with an average temperature ranging between min 52.9°F (11.6°C) and max 69.4°F (20.8°C). Entering May, Promise City sees a temperature rise, with the average high-temperature advancing from April's moderate 60.4°F (15.8°C) to an agreeable 69.4°F (20.8°C). Weather in May »
Weather in June
June, the first month of the summer in Promise City, is a moderately hot month, with an average temperature ranging between min 63.1°F (17.3°C) and max 79.7°F (26.5°C). Promise City's June weather shows an increase in high-temperatures, moving from May's agreeable 69.4°F (20.8°C) to a moderately hot 79.7°F (26.5°C). Weather in June »
Weather in July
July, like June, in Promise City, Iowa, is a moderately hot summer month, with an average temperature varying between 66°F (18.9°C) and 83.3°F (28.5°C). July is the month when Promise City's temperatures reach their peak, with averages of 83.3°F (28.5°C) and lows of 66°F (18.9°C). In July, the average heat index is appraised at a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Promise City, is also a moderately hot month, with an average temperature fluctuating between 82°F (27.8°C) and 63.7°F (17.6°C). The onset of August marks an average high-temperature of a still moderately hot 82°F (27.8°C), hardly differing from July's 83.3°F (28.5°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Promise City, Iowa, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 75.9°F (24.4°C). September is characterized by a mild reduction in the average high-temperature, from a moderately hot 82°F (27.8°C) in August to a still warm 75.9°F (24.4°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Promise City, Iowa, with an average temperature varying between 61.7°F (16.5°C) and 44.4°F (6.9°C). The onset of October comes with a shift in the average high-temperature, falling from a moderately hot 75.9°F (24.4°C) in September to a refreshing 61.7°F (16.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Promise City, Iowa, with an average temperature varying between 33.3°F (0.7°C) and 48.4°F (9.1°C). November comes with a drop in the average high-temperature, falling from October's enjoyable 61.7°F (16.5°C) to a frosty 48.4°F (9.1°C). Weather in November »
Weather in December
December, the first month of the winter in Promise City, is also an icy month, with an average temperature varying between 23.5°F (-4.7°C) and 35.6°F (2°C). During the transition into December, Promise City observes a decrease in the average high-temperature, falling from a chilly 48.4°F (9.1°C) in November to a cold 35.6°F (2°C). Weather in December »
Updated: Jul 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
In Promise City, January is the month with the lowest recorded average temperatures, measuring a high of 30°F (-1.1°C) and a low of 16.5°F (-8.6°C).
What is the driest month?
January and December are months with the least rain in Promise City when the rain falls for 4.5 days and typically aggregates up to 0.71" (18mm) of rain.
How much does it rain?
In Promise City, during the entire year, the rain falls for 125.7 days and collects up to 20.39" (518mm) of precipitation.
When does it snow?
Months with snowfall in Promise City are January through May, October through December.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 8.6 days and typically aggregates up to 3.23" (82mm) of snow.
How much does it snow?
Throughout the year, there are 28.4 snowfall days, and 11.34" (288mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.3h of sunshine.
What is the month with the lowest UV index?
With an average maximum UV index of 1, January is the month with the lowest UV index.
When is Daylight Saving Time (DST) in Promise City?
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 most humid month?
With an average relative humidity of 83%, June is the most humid month.
What is the rainiest month?
The month with the most rainfall is June, when the rain falls for 16.1 days and typically aggregates up to 3.31" (84mm) of precipitation.
When it does not snow?
In Promise City, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 0min of daylight.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What part of the year is the hottest?
With average high and low temperatures of 83.3°F (28.5°C) and 66°F (18.9°C) respectively, July is Promise City's warmest month.
What month has the most sunshine?
With an average of 10.4h of sunshine, July has the most sunshine of the year.
What is the least humid month?
October is the least humid month, with an average relative humidity of 72%.
What is the month with the shortest days?
With an average of 9h and 18min of daylight, December has the shortest days of the year.
Average temperature
Promise City, IA
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (30°F).
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure
Promise City, 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:
29.96"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
Promise City, IA
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.8mph - Average wind speed in June:
8mph
The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Promise City, IA
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Promise City, IA
- Average rainfall in January:
0.71" - Average rainfall in February:
0.79" - Average rainfall in March:
1.61" - Average rainfall in April:
1.73" - Average rainfall in May:
2.76" - Average rainfall in June:
3.31"
- Average rainfall in July:
2.09" - Average rainfall in August:
2.2" - Average rainfall in September:
2.13" - Average rainfall in October:
1.38" - Average rainfall in November:
0.98" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is June (3.31").
The driest months (with the least rainfall) are January and December (0.71").
Average rainfall days
Promise City, IA
- Average rainfall days in January:
4.5 days - Average rainfall days in February:
4.6 days - Average rainfall days in March:
10.6 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
16.8 days - Average rainfall days in June:
16.1 days
- Average rainfall days in July:
14.3 days - Average rainfall days in August:
13.5 days - Average rainfall days in September:
11 days - Average rainfall days in October:
9 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
5.5 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).
Average snowfall
Promise City, IA
- Average snowfall in January:
3.23" - Average snowfall in February:
2.87" - Average snowfall in March:
1.26" - Average snowfall in April:
1.69" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Promise City, IA
- Average snowfall days in January:
8.6 days - Average snowfall days in February:
7.6 days - Average snowfall days in March:
3.5 days - Average snowfall days in April:
0.8 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:
0.6 days - Average snowfall days in November:
1.4 days - Average snowfall days in December:
5.7 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
Promise City, 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 0min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 4min - 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 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 0min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Promise City, IA
- Average sunshine days in January:
20.1 days - Average sunshine days in February:
17.5 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
11.1 days - Average sunshine days in June:
10.7 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
21.1 days - Average sunshine days in December:
20.9 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.7 days).
Average UV index
Promise City, 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
Promise City, IA
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility
Promise City, 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).
Promise City, Iowa, USA
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