January weather forecast and climate
Keokuk, IA

Weather in January

January, the same as December, in Keokuk, Iowa, is another subzero cold winter month, with average temperature ranging between max 31.6°F (-0.2°C) and min 19.2°F (-7.1°C).

Temperature

January is the coldest month, with an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 19.2°F (-7.1°C).

Humidity

The average relative humidity in Keokuk is 79%.

Rainfall

January is the month with the least rainfall. Rain falls for 5.8 days and accumulates 1.34" (34mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 9.8 days and accumulates 3.94" (100mm) of snow.

Daylight

In Keokuk, the average length of the day is 9.7h.

Sunshine

The month with the least sunshine is January, with an average of 4.3h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Keokuk?

With an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 19.2°F (-7.1°C), January is the coldest month in Keokuk, Iowa.

What is the average humidity in January in Keokuk?

The average relative humidity in January in Keokuk is 79%.

What is the driest month in Keokuk?

The month with the least rainfall in Keokuk is January when the rain falls for 5.8 days and typically collects 1.34" (34mm) of precipitation.

How much does it rain in Keokuk in January?

In January, in Keokuk, Iowa, the rain falls for 5.8 days. Throughout January, 1.34" (34mm) of precipitation is accumulated.

When does it snow the most in Keokuk?

January is the month with the most snowfall in Keokuk, Iowa. Snow falls for 9.8 days and accumulates 3.94" (100mm) of snow.

How much does it snow in Keokuk in January?

In Keokuk, in January, during 9.8 snowfall days, 3.94" (100mm) of snow is typically accumulated.

What is the average length of the day in January in Keokuk?

In January, the average length of the day is 9.7h.

What is the month with the least sunshine in Keokuk?

January has the least sunshine of the year in Keokuk, Iowa, with an average of 4.3h of sunshine.

How many hours of sunshine does Keokuk have in January?

The average sunshine in January in Keokuk, Iowa, is 4.3h.

When is the lowest UV index in Keokuk?

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in January in Keokuk?

The average daily maximum UV index in January in Keokuk, Iowa, is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in January
Keokuk, IA

Average temperature in January - Keokuk, IA
  • Average high temperature in January: 31.6°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in January: 19.2°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in January
Keokuk, IA

Average pressure in January - Keokuk, IA
  • Average pressure in January: 30.15"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in January
Keokuk, IA

Average wind speed in January - Keokuk, IA
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in January
Keokuk, IA

Average humidity in January - Keokuk, IA
  • Average humidity in January: 79%

Months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Keokuk, IA

Average rainfall in January - Keokuk, IA
  • Average rainfall in January: 1.34"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in January
Keokuk, IA

Average rainfall days in January - Keokuk, IA
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (5.7 days).

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Average snowfall in January
Keokuk, IA

Average snowfall in January - Keokuk, IA
  • Average snowfall in January: 3.94"

The month with the highest snowfall is January (3.94").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Keokuk, IA

Average snowfall days in January - Keokuk, IA
  • Average snowfall days in January: 9.8 days

The month with the highest number of snowfall days is January (9.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Keokuk, IA

Average daylight in January / Average sunshine in January - Keokuk, IA
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 4.3h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.3h).

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Average sunshine days in January
Keokuk, IA

Average sunshine days in January - Keokuk, IA
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in January
Keokuk, IA

Average UV index in January - Keokuk, IA
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Keokuk, IA

Average cloud cover in January - Keokuk, IA
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
Months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in January
Keokuk, IA

Average visibility in January - Keokuk, IA
  • Average visibility in January: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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