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Lewiston weather in April 2026
Expect daytime maximum temperatures of 16°C in Lewiston, Idaho in April based on long-term weather averages. There are 8 hours of sunshine per day on average with 10 days with some rainfall.
- 16°C max day temperature
16 - 8 hours of sunshine per day
- 10 days with some rainfall
10 - 3°C min night temperature
3 - 14 hours of daylight per day
14 - No heat & humidity
0 - 33 mm of monthly rainfall
33 - 5 (Moderate) UV index
5
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Recommended for Idaho
The April weather guide for Idaho (Lewiston) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
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How warm is it in Lewiston in April?
Daytime temperatures usually reach 16°C in Lewiston in April, falling to 2°C at night.
How sunny is it in Lewiston in April?
There are normally 9 hours of bright sunshine each day in Lewiston in April - that's 69% of daylight hours.
Does it rain in Lewiston in April?
There are usually 8 days with some rain in Lewiston in April and the average monthly rainfall is 30mm.
Lewiston April sunrise & sunset times
Browse the sunrise and sunset times for Lewiston in April 2026. Select a month to view Lewiston sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Wednesday, 1st April 2026 | 05:27 | 18:17 |
| Wednesday, 15th April 2026 | 05:01 | 18:36 |
| Thursday, 30th April 2026 | 04:35 | 18:56 |
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