Planning a trip to Boise in April? You are in luck! The weather is generally good, with an average maximum temperature of +18°C and approximately 10 sunny days. Just be prepared for some rain, as there are usually around 13 rainy days and 41 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flightsin one click on Avionero.
Average weather
☀️
+18°C
Avg. max. temperature
-4°C
Min.
+33°C
Max.
41 mm
Total precipitation
52%
Avg. humidity
3 m/s
Avg. wind
10 ☀️
Sunny Days
7 ⛅️
Cloudy
13 🌦
Rainy
Our opinion: Boise has good weather in April.
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Average temperature in Boise in April
Here are the expected maximum, average and minimum temperatures in Boise for April based on the historical data.
Last Year
Historical Data
Going from a maximum of +32°C during the day to a minimum of -4°C during the night, the temperature in April averages around +17°C.
The average maximum temperature goes up 64% by the end of the month, compared with the beginning of the month, from +9°C to +32°C.
Is Boise warm or cold in April?
Boise is typically mild in April.
Maximum temperatures go up compared to the previous month from +13°C to +18°C. The minimum temperature also goes up from +2°C to +5°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how April is compared to other months in Boise:
Climate in Boise in April
Boise weather looks like this, on average, in April and the surrounding months.
March
April
May
Avg. temperature
+13°C
+18°C
+23°C
Min. temperature
-12°C
-4°C
-2°C
Max. temperature
+26°C
+33°C
+38°C
Rainfall
49 mm
41 mm
42 mm
Wind
3 m/s
3 m/s
3 m/s
Humidity
59%
52%
49%
Air pressure
1015 HPa
1013 HPa
1011 HPa
Sunny days
9
10
12
Cloudy days
7
7
7
Rainy days
13
13
11
Snowy days
2
0
0
April weather is still as good as in March.It’s getting warmer as April arrives. The average maximum temperature goes up from +13°C to +18°C during the day.As April arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 49 mm to 41 mm.It feels drier, as humidity decreases from 59% to 52%.The average wind speed doesn’t change much during April, staying around 3 m/s.The good news is there are likely to be more sunny days in April, from 9 to 10.
May brings much the same weather, it remains good.
Wind speed in Boise in April based on historical data.
Last Year
Historical Data
The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Boise is gradually decreasing during April, going from 4 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during April in Boise based on historical data.
Last Year
Historical Data
Typically, there is a 37% chance of rain on an average day in April, with total rainfall of approximately 35 mm. The maximum amount of rainfall per day is around 13 mm, which is considered light rain.April is a pretty wet month with over 11 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how April is compared with other months in the amount of precipitation, total mm:
Boise wettest month is March, where a typical day has a 42% chance of precipitation and 49 mm of rainfall per day. July, on the other hand, is the driest month with a mere 13% chance of precipitation and 5 mm of rainfall per day.
Snow
Amount of snow in mm during April in Boise based on historical data.
Last Year
Historical Data
Typically, there is a 0% chance of snow on an average day in April, with a total monthly snowfall of approximately 1 mm.
Here’s how April is compared with other months in the amount of snow, total mm:
How was the weather last April in Boise?
This is the weather in Boise in April 2024:
1 April
🌧️
+9°C
2 April
☁️
+8°C
3 April
🌧️
+6°C
4 April
☁️
+6°C
5 April
☀️
+9°C
6 April
☀️
+13°C
7 April
☁️
+13°C
8 April
☀️
+16°C
9 April
☀️
+23°C
10 April
☀️
+27°C
11 April
☀️
+27°C
12 April
☁️
+15°C
13 April
☁️
+11°C
14 April
☀️
+13°C
15 April
☀️
+18°C
16 April
☀️
+23°C
17 April
☀️
+23°C
18 April
🌧️
+13°C
19 April
☀️
+10°C
20 April
☀️
+11°C
21 April
🌧️
+11°C
22 April
☁️
+14°C
23 April
☀️
+16°C
24 April
☁️
+16°C
25 April
☀️
+18°C
26 April
☀️
+22°C
27 April
☀️
+23°C
28 April
☀️
+25°C
29 April
☀️
+29°C
30 April
☀️
+32°C
In April 2024 Boise had 19 sunny days, 7 cloudy days, and 4 rainy days. The average maximum temperature was +17°C, with an absolute maximum of +32°C and a minimum of +6°C. The average humidity was 54%, with a maximum of 97% and a minimum of 10%. The average wind speed was 4 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in April?
Climate Change over Years
This is how Boise climate have been changing during last 43 years period.
The climate in Boise in April has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+16°C) and the highest in 2012 (+20°C). The driest year was 2002 with only 219 mm of rainfall, and the wettest year was 2024 with 653 mm.
FAQ
Frequently asked questions about the weather in Boise in April:
Is April a good time to visit Boise?
April is a really good time to go to Boise. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Boise.
Can you sunbathe in Boise in April?
April has mild temperatures in Boise. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Is Boise rainy in April?
Boise is usually dry in April. Plan your packing around outdoor activities and exploring.
Is it sunny in Boise in April?
The amount of sunny days in Boise during April varies; prepare for a mix of clouds and sun.
For this page, we’ve looked at the typical weather in Boise, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
