Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 9°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

Saturday
21st Feb
9

-1

5

2
Sunday
22nd Feb
13

2

3

2
Monday
23rd Feb
13

4

1

1
Tuesday
24th Feb
11

5

6

1
Wednesday
25th Feb
10

3

8

2

5-day weather forecast updated at 04:01 on Saturday 21st February 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 Saturday 21st February 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 9°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

9
°C maximum temperature
-1
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
11
kph wind from E

Lewiston weather for Sunday 22nd February 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 13°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.

13
°C maximum temperature
2
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
13
°C wind chill
9
kph wind from SE

Lewiston weather for Monday 23rd February 2026

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 13°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a light breeze of 9 kph from the south-east.

13
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
35
% chance of some rain
<2
mm of rainfall expected
13
°C wind chill
9
kph wind from SE

Lewiston weather for Tuesday 24th February 2026

Expect sunshine and showers in Lewiston, Idaho with a maximum temperature of 11°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a gentle breeze of 19 kph from the west.

11
°C maximum temperature
5
°C minimum temperature
sunshine and showers
6
hours of sunshine
1
UV index (Low)
66
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
kph wind from W

Lewiston weather for Wednesday 25th February 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 10°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.