April weather forecast and climate
Ames, IA

April in Ames, Iowa, is a moderate spring month, with average temperature ranging between min 41.7°F (5.4°C) and max 58.5°F (14.7°C).

Temperature

In April, the average high-temperature increases, from a chilly 45.7°F (7.6°C) in March, to a mild 58.5°F (14.7°C). The average low-temperature, in Ames, is 41.7°F (5.4°C).

Humidity

In April, the average relative humidity in Ames is 72%.

Rainfall

In Ames, during April, the rain falls for 14.4 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Ames, during the entire year, the rain falls for 130.6 days and collects up to 27.48" (698mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, in Ames, it is snowing for 1.8 days. Throughout April, 0.75" (19mm) of snow is accumulated. In Ames, during the entire year, snow falls for 36.2 days, and aggregates up to 15.43" (392mm) of snow.

Daylight

The average length of the day in April is 13.4h.

Sunshine

In April, the average sunshine in Ames is 7.7h.

UV index

In Ames, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Ames?

In April, in Ames, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 41.7°F (5.4°C).

What is the average humidity in April in Ames?

The average relative humidity in April is 72%.

How much does it rain in Ames in April?

In Ames, in April, it is raining for 14.4 days, with typically 2.99" (76mm) of accumulated precipitation.

How much does it snow in Ames in April?

In Ames, Iowa, during April, snow falls for 1.8 days and regularly aggregates up to 0.75" (19mm) of snow.

How many hours of daylight does Ames have in April?

In April, the average length of the day in Ames is 13.4h.

How long on average sun shines in April in Ames?

In Ames, the average sunshine in April is 7.7h.

What is the UV index reading in April in Ames?

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in April - Ames, IA
  • Average high temperature in April: 58.5°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in April: 41.7°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in April - Ames, IA
  • Average pressure in April: 29.93"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.88").

Average wind speed in April - Ames, IA
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in April - Ames, IA
  • Average humidity in April: 72%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (70%).

Average rainfall in April - Ames, IA
  • Average rainfall in April: 2.99"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in April - Ames, IA
  • Average rainfall days in April: 14.4 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in April - Ames, IA
  • Average snowfall in April: 0.75"

The month with the highest snowfall is January (4.06").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in April - Ames, IA
  • Average snowfall days in April: 1.8 days

The month with the highest number of snowfall days is January (9.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Ames, IA
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in April: 7.7h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is January (Average sunshine: 3.9h).

Average sunshine days in April - Ames, IA
  • Average sunshine days in April: 12.9 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in April - Ames, IA
  • Average UV index in April: 3

Months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in April - Ames, IA
  • Average cloud cover in April: 47

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in April - Ames, IA
  • Average visibility in April: 6mi

Months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
Months with the lowest visibility are January, July and August (5mi).