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 Whittier, Iowa, is another subzero cold winter month, with an average temperature ranging between min 13.5°F (-10.3°C) and max 25.5°F (-3.6°C). January is the coldest month, with an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 13.5°F (-10.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Whittier, Iowa, with an average temperature varying between 16.7°F (-8.5°C) and 29.8°F (-1.2°C). In Whittier, the average high-temperature in February is practically the same as in January - a still subzero cold 29.8°F (-1.2°C). Weather in February »
Weather in March
March, the first month of the spring in Whittier, is a chilly month, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 44.6°F (7°C). In Whittier, Iowa, the average high-temperature in March increases considerably from a subzero cold 29.8°F (-1.2°C) in February to a chilly 44.6°F (7°C). Weather in March »
Weather in April
April is a mild spring month in Whittier, Iowa, with an average temperature varying between 56.8°F (13.8°C) and 40.6°F (4.8°C). In Whittier, Iowa, the average high-temperature in April rises from a chilly 44.6°F (7°C) in March to a mild 56.8°F (13.8°C). Weather in April »
Weather in May
May, the last month of the spring in Whittier, is an agreeable month, with an average temperature ranging between max 68.5°F (20.3°C) and min 51.6°F (10.9°C). In May, the average high-temperature rises from a mild 56.8°F (13.8°C) in April to a pleasant 68.5°F (20.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Whittier, Iowa, with an average temperature varying between 77.2°F (25.1°C) and 61.3°F (16.3°C). In Whittier, the average high-temperature in June slightly increases from an agreeable 68.5°F (20.3°C) in May to a warm 77.2°F (25.1°C). Weather in June »
Weather in July
July, like June, in Whittier, Iowa, is a moderately hot summer month, with an average temperature ranging between min 64°F (17.8°C) and max 80.1°F (26.7°C). With an average high-temperature of 80.1°F (26.7°C) and an average low-temperature of 64°F (17.8°C), July is the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Whittier, is another warm month, with temperature in the range of an average low of 61.5°F (16.4°C) and an average high of 79.3°F (26.3°C). In August, the average high-temperature is practically the same as in July - a still warm 79.3°F (26.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Whittier, is also a moderately hot month, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 73.4°F (23°C). In September, the average high-temperature slightly decreases from a warm 79.3°F (26.3°C) in August to a still moderately hot 73.4°F (23°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Whittier, Iowa, with temperature in the range of an average high of 59.5°F (15.3°C) and an average low of 43.7°F (6.5°C). In Whittier, Iowa, the average high-temperature in October decreases from a warm 73.4°F (23°C) in September to a mild 59.5°F (15.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Whittier, Iowa, with temperature in the range of an average high of 44.8°F (7.1°C) and an average low of 31.5°F (-0.3°C). In November, the average high-temperature declines considerably from a mild 59.5°F (15.3°C) in October to a frosty 44.8°F (7.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Whittier, Iowa, with an average temperature varying between 22.1°F (-5.5°C) and 32.4°F (0.2°C). In Whittier, the average high-temperature in December drops from a frosty 44.8°F (7.1°C) in November to a wintry 32.4°F (0.2°C). Weather in December »
[Resources]FAQ
What is the coldest month in Whittier?
January is the coldest month, with an average high-temperature of 25.5°F (-3.6°C) and an average low-temperature of 13.5°F (-10.3°C).
What is the most humid month in Whittier?
January is the most humid month, with an average relative humidity of 86%.
How much does it rain in Whittier?
Throughout the year, in Whittier, Iowa, there are 137.5 rainfall days, and 27.68" (703mm) of precipitation is accumulated.
When does it snow in Whittier?
Months with snowfall are January through April, October through December.
When does it snow the most in Whittier?
January is the month with the most snowfall in Whittier, Iowa. Snow falls for 11.3 days and accumulates 5.16" (131mm) of snow.
How much does it snow in Whittier?
In Whittier, Iowa, during the entire year, snow falls for 38.8 days and aggregates up to 15.16" (385mm) of snow.
What is the month with the least sunshine in Whittier?
With an average of 3.8h of sunshine, January has the least sunshine of the year in Whittier.
What is the driest month in Whittier?
February is the month with the least rainfall. Rain falls for 5.5 days and accumulates 1.02" (26mm) of precipitation.
When is Daylight Saving Time (DST) in Whittier?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Whittier?
The month with the most rainfall in Whittier, Iowa, is May, when the rain falls for 18.2 days and typically aggregates up to 4.45" (113mm) of precipitation.
When it does not snow in Whittier?
In Whittier, Iowa, snow does not fall in May through September.
When are the longest days in Whittier?
The month with the longest days is June, with an average of 15h and 12min of daylight.
What is the warmest month in Whittier?
July is the warmest month in Whittier, with an average high-temperature of 80.1°F (26.7°C) and an average low-temperature of 64°F (17.8°C).
What is the month with the most sunshine in Whittier?
July and August, with an average of 9.8h of sunshine, are months with the most sunshine in Whittier, Iowa.
When is the highest UV index in Whittier?
With an average maximum UV index of 6, July is the month with the highest UV index in Whittier, Iowa.
What is the least humid month in Whittier?
With an average relative humidity of 74%, October is the least humid month in Whittier.
What is the month with the shortest days in Whittier?
December has the shortest days of the year in Whittier, with an average of 9h and 10min of daylight.
When is the lowest UV index in Whittier?
The month with the lowest UV index in Whittier is December, with an average maximum UV index of 1.
Average temperature
Whittier, IA
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.5°F).
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
Whittier, 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:
29.93"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"Hg - Average pressure in November:
30.09"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 (29.9"Hg).
Average wind speed
Whittier, IA
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.6mph - Average wind speed in March:
10.4mph - Average wind speed in April:
10.8mph - Average wind speed in May:
9.2mph - Average wind speed in June:
7.9mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Whittier, IA
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Whittier, IA
- Average rainfall in January:
1.18" - Average rainfall in February:
1.02" - Average rainfall in March:
1.73" - Average rainfall in April:
3.03" - Average rainfall in May:
4.45" - Average rainfall in June:
3.9"
- Average rainfall in July:
2.72" - Average rainfall in August:
1.81" - Average rainfall in September:
2.52" - Average rainfall in October:
2.44" - Average rainfall in November:
1.57" - Average rainfall in December:
1.3"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days
Whittier, IA
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
15.5 days - Average rainfall days in May:
18.2 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
15.9 days - Average rainfall days in August:
12.6 days - Average rainfall days in September:
11.4 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (4.1 days).
Average snowfall
Whittier, IA
The month with the highest snowfall is January (5.16").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Whittier, IA
- Average snowfall days in January:
11.3 days - Average snowfall days in February:
8.7 days - Average snowfall days in March:
5.2 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:
3 days - Average snowfall days in December:
8.7 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Whittier, IA
- Average daylight in January:
9h and 32min - Average daylight in February:
10h and 37min - Average daylight in March:
11h and 58min - Average daylight in April:
13h and 23min - Average daylight in May:
14h and 35min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 53min - Average daylight in August:
13h and 50min - Average daylight in September:
12h and 28min - Average daylight in October:
11h and 4min - Average daylight in November:
9h and 49min - Average daylight in December:
9h and 10min
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 10min).
- Average sunshine in January:
3h and 48min - Average sunshine in February:
4h and 0min - Average sunshine in March:
6h and 18min - Average sunshine in April:
7h and 30min - Average sunshine in May:
8h and 24min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
9h and 48min - Average sunshine in September:
9h and 12min - Average sunshine in October:
5h and 18min - Average sunshine in November:
5h and 18min - Average sunshine in December:
4h and 12min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Whittier, IA
- Average sunshine days in January:
16.5 days - Average sunshine days in February:
16 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.9 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
16.3 days - Average sunshine days in September:
17.4 days - Average sunshine days in October:
17.7 days - Average sunshine days in November:
17.6 days - Average sunshine days in December:
18.2 days
The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is May (10.9 days).
Average UV index
Whittier, IA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Whittier, IA
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Whittier, 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).
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