Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 23°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

Friday
20th Mar
23

11

3

4
Saturday
21st Mar
14

6

4

4
Sunday
22nd Mar
12

2

11

4
Monday
23rd Mar
14

3

5

3
Tuesday
24th Mar
15

6

2

1

5-day weather forecast updated at 04:01 on Friday 20th March 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 Friday 20th March 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

23
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
18
kph wind from W

Lewiston weather for Saturday 21st March 2026

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 18 kph from the west.

14
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
4
UV index (Moderate)
45
% chance of some rain
<5
mm of rainfall expected
14
°C wind chill
18
kph wind from W

Lewiston weather for Sunday 22nd March 2026

Expect scattered clouds in Lewiston, Idaho with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-west.

12
°C maximum temperature
2
°C minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
kph wind from NW

Lewiston weather for Monday 23rd March 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the east.

14
°C maximum temperature
3
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from E

Lewiston weather for Tuesday 24th March 2026

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 15°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 82% chance of some rain and a light breeze of 9 kph from the east.