Climate and monthly weather forecastWaterville, IA
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Waterville, Iowa, with an average temperature varying between 9.7°F (-12.4°C) and 22.5°F (-5.3°C). With its high average temperature of 22.5°F (-5.3°C) and a low of 9.7°F (-12.4°C), January is regarded as the coldest month. Weather in January »Weather in February
The last month of the winter, February, is also a subzero cold month in Waterville, Iowa, with an average temperature ranging between max 26.1°F (-3.3°C) and min 13.1°F (-10.5°C). February is marked by an average high-temperature of a still freezing cold 26.1°F (-3.3°C), almost identical to the preceding month. Weather in February »Weather in March
March, the first month of the spring in Waterville, is a wintry month, with an average temperature varying between 41.2°F (5.1°C) and 26.8°F (-2.9°C). Waterville's weather undergoes a significant change with the arrival of March, as the average high-temperature moves from a freezing cold 26.1°F (-3.3°C) in February to an icy 41.2°F (5.1°C). Weather in March »Weather in April
April in Waterville, Iowa, is a cool spring month, with an average temperature ranging between min 37.4°F (3°C) and max 54.1°F (12.3°C). Observing a rise in April, the average high-temperature goes from March's icy 41.2°F (5.1°C) to a cool 54.1°F (12.3°C). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Waterville, Iowa, with temperature in the range of an average low of 48.6°F (9.2°C) and an average high of 65.8°F (18.8°C). Waterville sees a rise in temperature during May, with average high-temperatures transitioning from a cool 54.1°F (12.3°C) in April to a comfortable 65.8°F (18.8°C). Weather in May »Weather in June
The first month of the summer, June, is a moderately hot month in Waterville, Iowa, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 58.3°F (14.6°C). The start of June is characterized by an increase in the average high-temperature, transitioning from a comfortable 65.8°F (18.8°C) in May to a warm 75°F (23.9°C). Weather in June »Weather in July
July, the same as June, is another warm summer month in Waterville, Iowa, with an average temperature varying between 62.1°F (16.7°C) and 79°F (26.1°C). July is the warmest month, with an average high-temperature of 79°F (26.1°C) and an average low-temperature of 62.1°F (16.7°C). 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). August's advent denotes a minor fluctuation in the average high-temperature to a still warm 77.5°F (25.3°C) from July's 79°F (26.1°C). Weather in August »Weather in September
September, the first month of the autumn in Waterville, is still a pleasant month, with an average temperature ranging between min 52°F (11.1°C) and max 71.2°F (21.8°C). The advent of September brings a subtle shift in temperature, with the average high moving from a warm 77.5°F (25.3°C) in August to a pleasant 71.2°F (21.8°C). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Waterville, Iowa, with an average temperature varying between 56.5°F (13.6°C) and 41.2°F (5.1°C). As Waterville transitions into October, a marked decrease in the average high-temperature is observed, dropping from an agreeable 71.2°F (21.8°C) in September to a moderate 56.5°F (13.6°C). Weather in October »Weather in November
The last month of the autumn, November, is also a wintry month in Waterville, Iowa, with an average temperature varying between 42.6°F (5.9°C) and 29.3°F (-1.5°C). November's onset corresponds with a shift in the average high-temperature, moving from a moderate 56.5°F (13.6°C) in October to a wintry 42.6°F (5.9°C). Weather in November »Weather in December
December, the first month of the winter in Waterville, is also a subzero cold month, with an average temperature fluctuating between 18.1°F (-7.7°C) and 28.6°F (-1.9°C). Waterville's transition into December involves a shift in temperature, receding from a cold 42.6°F (5.9°C) in November to a subzero cold 28.6°F (-1.9°C). Weather in December »Updated: Aug 9, 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
January, marked by an average high-temperature of 22.5°F (-5.3°C) and a low-temperature of 9.7°F (-12.4°C), is the coldest month.
January and February, with an average relative humidity of 89%, are most humid months.
January is the month with the least rainfall. Rain falls for 4.8 days and accumulates 1.1" (28mm) of precipitation.
In Waterville, during the entire year, the rain falls for 144.7 days and collects up to 30.94" (786mm) of precipitation.
Months with snowfall are January through May, October through December.
In Waterville, during the entire year, snow falls for 57.7 days and aggregates up to 24.88" (632mm) of snow.
With an average of 3.5h of sunshine, January has the least sunshine of the year.
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.
February is the month with the most snowfall. Snow falls for 12.8 days and accumulates 6.06" (154mm) of snow.
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.
June is the month with the most rainfall. Rain falls for 19.7 days and accumulates 5.24" (133mm) of precipitation.
June through September are months without snowfall.
The month with the longest days is June, with an average of 15h and 18min of daylight.
The warmest temperatures occur during July, when averages reach a peak of 79°F (26.1°C) and a low of 62.1°F (16.7°C).
The month with the highest UV index is July, with an average maximum UV index of 6.
The month with the most sunshine is August, with an average of 9.8h of sunshine.
The least humid month is October, with an average relative humidity of 76%.
The month with the shortest days is December, 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 24min - Average daylight in February:
10h and 30min - 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 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 30min - Average sunshine in February:
3h and 36min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 18min - Average sunshine in May:
8h and 6min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
9h and 36min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 54min - Average sunshine in October:
5h and 12min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 54min
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).
