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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, like December, is a freezing cold winter month in Waterville, Iowa, with an average temperature fluctuating between 9.7°F (-12.4°C) and 22.5°F (-5.3°C). January, having an average high-temperature of 22.5°F (-5.3°C) and an average low-temperature of 9.7°F (-12.4°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Waterville, Iowa, with an average temperature varying between 26.1°F (-3.3°C) and 13.1°F (-10.5°C). Waterville's average high-temperature marks a still freezing cold 26.1°F (-3.3°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is an icy month in Waterville, Iowa, with an average temperature fluctuating between 41.2°F (5.1°C) and 26.8°F (-2.9°C). Waterville's transition into March is marked by a clear temperature shift, advancing from a subzero cold 26.1°F (-3.3°C) in February to a cold 41.2°F (5.1°C). Weather in March »
Weather in April
April in Waterville, Iowa, is a cool spring month, with temperature in the range of an average high of 54.1°F (12.3°C) and an average low of 37.4°F (3°C). April sees a temperature increase, moving from an icy 41.2°F (5.1°C) in March to a cool 54.1°F (12.3°C). Weather in April »
Weather in May
May, the last month of the spring in Waterville, is a refreshing month, with an average temperature varying between 48.6°F (9.2°C) and 65.8°F (18.8°C). May brings a rise in the average high-temperature, transitioning from April's fresh 54.1°F (12.3°C) to a refreshing 65.8°F (18.8°C). Weather in May »
Weather in June
June, the first month of the summer in Waterville, is a moderately hot month, with an average temperature fluctuating between 75°F (23.9°C) and 58.3°F (14.6°C). With the onset of June, Waterville's average high-temperature sees a rise, moving from May's comfortable 65.8°F (18.8°C) to a warm 75°F (23.9°C). Weather in June »
Weather in July
July, like June, in Waterville, Iowa, is another warm summer month, with an average temperature fluctuating between 62.1°F (16.7°C) and 79°F (26.1°C). The month of July, characterized by an average high of 79°F (26.1°C) and a low of 62.1°F (16.7°C), is recognized as the warmest. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Waterville, Iowa, with an average temperature ranging between max 77.5°F (25.3°C) and min 59°F (15°C). The advent of August signifies a minor shift to an average high-temperature of a still warm 77.5°F (25.3°C), aligning closely with July. Weather in August »
Weather in September
September, the first month of the autumn in Waterville, is also an agreeable month, with an average temperature ranging between min 52°F (11.1°C) and max 71.2°F (21.8°C). As August transitions into September, Waterville sees a gentle drop in the average high-temperature, transitioning from a warm 77.5°F (25.3°C) to a pleasant 71.2°F (21.8°C). Weather in September »
Weather in October
October, the same as September, in Waterville, Iowa, is another mild autumn month, with an average temperature fluctuating between 56.5°F (13.6°C) and 41.2°F (5.1°C). As October arrives, Waterville's weather displays a notable decrease in high-temperatures, falling from September's pleasant 71.2°F (21.8°C) to a refreshing 56.5°F (13.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Waterville, is also an icy month, with an average temperature fluctuating between 42.6°F (5.9°C) and 29.3°F (-1.5°C). Waterville experiences a temperature shift at the start of November, with average high-temperatures adjusting from a refreshing 56.5°F (13.6°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 also a subzero cold month in Waterville, Iowa, with an average temperature ranging between max 28.6°F (-1.9°C) and min 18.1°F (-7.7°C). As December begins, there is a decrease in the average high-temperature, falling from an icy 42.6°F (5.9°C) in November to a freezing cold 28.6°F (-1.9°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Waterville?
In Waterville, the average lowest temperatures are observed in January, with a high of 22.5°F (-5.3°C) and a low of 9.7°F (-12.4°C).
What is the most humid month in Waterville?
The months with the highest humidity are January and February, with an average relative humidity of 89%.
What is the driest month in Waterville?
The month with the least rainfall in Waterville, Iowa, is January, when the rain falls for 4.8 days and typically collects 1.1" (28mm) of precipitation.
How much does it rain in Waterville?
In Waterville, Iowa, during the entire year, the rain falls for 144.7 days and collects up to 30.94" (786mm) of precipitation.
When does it snow in Waterville?
Months with snowfall in Waterville are January through May, October through December.
How much does it snow in Waterville?
Throughout the year, there are 57.7 snowfall days, and 24.88" (632mm) of snow is accumulated.
What is the month with the least sunshine in Waterville?
The month with the least sunshine in Waterville, Iowa, is January, with an average of 3.5h of sunshine.
What is the month with the lowest UV index in Waterville?
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Waterville, Iowa.
What is the snowiest month in Waterville?
February is the month with the most snowfall in Waterville. Snow falls for 12.8 days and accumulates 6.06" (154mm) of snow.
When is Daylight Saving Time (DST) in Waterville?
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 wettest month in Waterville?
June is the month with the most rainfall in Waterville, Iowa. Rain falls for 19.7 days and accumulates 5.24" (133mm) of precipitation.
When it does not snow in Waterville?
June through September are months without snowfall in Waterville, Iowa.
When are the longest days in Waterville?
With an average of 15h and 18min of daylight, June has the longest days of the year in Waterville.
What month is the hottest in Waterville?
Waterville, Iowa, records the warmest temperatures in July, averaging a high of 79°F (26.1°C) and a low of 62.1°F (16.7°C).
What is the month with the highest UV index in Waterville?
The month with the highest UV index is July, with an average maximum UV index of 6.
What month has the most sunshine in Waterville?
With an average of 9.8h of sunshine, August has the most sunshine of the year.
What is the least humid month in Waterville?
With an average relative humidity of 76%, October is the least humid month.
What is the month with the shortest days in Waterville?
December has the shortest days of the year in Waterville, Iowa, with an average of 9h and 0min of daylight.
Average temperature
Waterville, IA
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (22.5°F).
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure
Waterville, IA
- Average pressure in January:
30.13"Hg - Average pressure in February:
30.12"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:
30.07"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Waterville, IA
- Average wind speed in January:
9.9mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.7mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
6.9mph - Average wind speed in August:
6.9mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.3mph - Average wind speed in November:
9.9mph - Average wind speed in December:
9.5mph
The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity
Waterville, IA
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is October (76%).
Average rainfall
Waterville, IA
- Average rainfall in January:
1.1" - Average rainfall in February:
1.3" - Average rainfall in March:
1.81" - Average rainfall in April:
3.27" - Average rainfall in May:
4.17" - Average rainfall in June:
5.24"
- Average rainfall in July:
3.35" - Average rainfall in August:
2.56" - Average rainfall in September:
2.56" - Average rainfall in October:
2.52" - Average rainfall in November:
1.42" - Average rainfall in December:
1.65"
The wettest month (with the highest rainfall) is June (5.24").
The driest month (with the least rainfall) is January (1.1").
Average rainfall days
Waterville, IA
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
20 days - Average rainfall days in June:
19.7 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
14.2 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8 days - Average rainfall days in December:
5.2 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Waterville, IA
- Average snowfall in January:
5.31" - Average snowfall in February:
6.06" - Average snowfall in March:
2.72" - Average snowfall in April:
2.52" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Waterville, IA
- Average snowfall days in January:
13.8 days - Average snowfall days in February:
12.8 days - Average snowfall days in March:
7.4 days - Average snowfall days in April:
3.3 days - Average snowfall days in May:
0.4 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:
1.8 days - Average snowfall days in November:
5.5 days - Average snowfall days in December:
12.7 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Waterville, IA
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 0min
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 0min).
- Average sunshine in January:
3h and 3min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 1min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 5min
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
Waterville, IA
- Average sunshine days in January:
14.3 days - Average sunshine days in February:
13.5 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
11.2 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
7.6 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
13.5 days - Average sunshine days in September:
14.2 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
16.7 days - Average sunshine days in December:
15 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index
Waterville, IA
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover
Waterville, IA
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Waterville, IA
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Waterville, Iowa, USA
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