City break

Boise weather in April

Temperature, rain and sunshine in April: long-term averages from 30 years of weather data, not a forecast.

83

Holiday weather in April

Excellent

Best time to visit: May – June, September – October

What is the weather like in Boise in April?

In April, Boise is mild: daytime highs average 16 °C, and nights cool down to about 4 °C. The sun shines for around 8 hours a day. Rain falls on about 6 days, adding up to 26 mm. All in all, April is an excellent month for a holiday in Boise.

April compared

How the weather changes from March to May. Tap a month to open it.

MarchMarAprilAprMayMay
Score508396
Day12°16°22°
Night1°4°9°
Sun6 h8 h9 h
Rain days966

More details for April

Daylight
13 h 23 min07:04 – 20:26
UV index
7 · highclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
18 km/haverage daily peakAll months
Cloud cover
53 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC−6America/Boise

How the score comes together

  • Temperatureweight 50 %81 %
  • Sunshineweight 20 %82 %
  • Few rainy daysweight 30 %86 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in April

  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings

Boise in April: quick answers

Is Boise hot in April?

No. In April, Boise is mild: daytime highs average 16 °C and nights drop to about 4 °C.

Does it rain much in Boise in April?

Rain falls on about 6 days, adding up to 26 mm.

Boise month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences