April weather forecast
Post Falls, ID

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Corbin Park on the banks of the Spokane River flowing downstream in Post Falls, Idaho, USA
Corbin Park on the banks of the Spokane River flowing downstream in Post Falls, Idaho, USA

Weather in April

April paints the cityscape of Post Falls in the vibrant colors of spring, with temperatures ranging from 32.9°F (0.5°C) to 52.5°F (11.4°C). A notable decrease in the average snowfall to 1.61" (41mm) witnesses the last remnants of winter disappearing. This transition marks the city's transformation, with blossoming flowers replacing the snow caps. April's weather, highlighting longer daylight hours and moderate temperatures, opens up excellent opportunities for various outdoor activities. As April concludes, the city stands ready to welcome the warmth and radiance of the approaching summer months.

Temperature

In Post Falls, the average high-temperature in April rises, from a frosty 43.2°F (6.2°C) in March, to a cool 52.5°F (11.4°C). April witnesses an average nighttime temperature of 32.9°F (0.5°C) in Post Falls.

Humidity

In Post Falls, the average relative humidity in April is 75%.

Rainfall

In April, in Post Falls, Idaho, the rain falls for 16.5 days. Throughout April, 1.89" (48mm) of precipitation is accumulated. In Post Falls, Idaho, during the entire year, the rain falls for 141.2 days and collects up to 22.6" (574mm) of precipitation.

Snowfall

Months with snowfall in Post Falls are January through May, September through December. In Post Falls, during April, snow falls for 3.7 days and regularly aggregates up to 1.61" (41mm) of snow. Throughout the year, there are 71.8 snowfall days, and 56.54" (1436mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 41min.
On the first day of April in Post Falls, sunrise is at 6:24 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 7:59 pm PDT.

Sunshine

The average sunshine in April in Post Falls is 8.3h.

UV index

In April, the average daily maximum UV index in Post Falls is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In April, the UV index of 3 transforms into the following advice:
Guard yourself - Precautionary measures against sun damage are advocated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What is the average April temperature in Post Falls?

April temperatures in Post Falls, Idaho, vary between a high-temperature of 52.5°F (11.4°C) and a low-temperature of 32.9°F (0.5°C).

What is the average humidity in April in Post Falls?

In Post Falls, the average relative humidity in April is 75%.

How much does it rain in Post Falls in April?

In Post Falls, in April, it is raining for 16.5 days, with typically 1.89" (48mm) of accumulated precipitation.

How much does it snow in Post Falls in April?

In April, it is snowing for 3.7 days. Throughout April, 1.61" (41mm) of snow is accumulated.

How many hours of daylight does Post Falls have in April?

In Post Falls, the average day length in April is 13h and 41min.

When are sunrise and sunset in April in Post Falls?

On the first day of April in Post Falls, sunrise is at 6:24 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 7:59 pm PDT.

How many hours of sunshine does Post Falls have in April?

In Post Falls, the average sunshine duration in April is 8.3h.

What is the UV index intensity in April in Post Falls?

The average daily maximum UV index in April in Post Falls is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Post Falls, ID

Average temperature in April - Post Falls, ID
  • Average high temperature in April: 52.5°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (31.3°F).

  • Average low temperature in April: 32.9°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

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Average pressure in April
Post Falls, ID

Average pressure in April - Post Falls, ID
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in April
Post Falls, ID

Average wind speed in April - Post Falls, ID
  • Average wind speed in April: 5mph

The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is December (3.9mph).

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Average humidity in April
Post Falls, ID

Average humidity in April - Post Falls, ID
  • Average humidity in April: 75%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in April
Post Falls, ID

Average rainfall in April - Post Falls, ID
  • Average rainfall in April: 1.89"

The wettest month (with the highest rainfall) is January (3.27").
The driest months (with the least rainfall) are July and August (0.43").

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Average rainfall days in April
Post Falls, ID

Average rainfall days in April - Post Falls, ID
  • Average rainfall days in April: 16.5 days

The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (5.6 days).

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Average snowfall in April
Post Falls, ID

Average snowfall in April - Post Falls, ID
  • Average snowfall in April: 1.61"

The month with the highest snowfall is January (16.57").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in April
Post Falls, ID

Average snowfall days in April - Post Falls, ID
  • Average snowfall days in April: 3.7 days

The month with the highest number of snowfall days is December (16.9 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in April /
Average sunshine in April
Post Falls, ID

Average daylight in April / Average sunshine in April - Post Falls, ID
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

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Average sunshine days in April
Post Falls, ID

Average sunshine days in April - Post Falls, ID
  • Average sunshine days in April: 10.3 days

The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in April
Post Falls, ID

Average UV index in April - Post Falls, ID
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).

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Average cloud cover in April
Post Falls, ID

Average cloud cover in April - Post Falls, ID
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in April
Post Falls, ID

Average visibility in April - Post Falls, ID
  • Average visibility in April: 5mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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Post Falls, Idaho, USA

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