Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 11°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

Thursday
16th Apr
11

2

4

4
Friday
17th Apr
14

0

8

4
Saturday
18th Apr
19

1

7

6
Sunday
19th Apr
23

5

7

3
Monday
20th Apr
24

8

0

5

5-day weather forecast updated at 04:01 on Thursday 16th April 2026 GMT

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The 5-day weather forecast for Idaho (Lewiston) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Lewiston weather forecast by day

Below are the detailed weather forecasts for Lewiston for the next 5 days.

Lewiston weather for Thursday 16th April 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the west.

11
°C maximum temperature
2
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
26
kph wind from W

Lewiston weather for Friday 17th April 2026

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.

14
°C maximum temperature
0
°C minimum temperature
scattered clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
7
kph wind from S

Lewiston weather for Saturday 18th April 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 19°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

19
°C maximum temperature
1
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from E

Lewiston weather for Sunday 19th April 2026

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

23
°C maximum temperature
5
°C minimum temperature
scattered clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from E

Lewiston weather for Monday 20th April 2026

Expect overcast skies in Lewiston, Idaho with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.