Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 5°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

Sunday
21st Dec
5

1

0

1
Monday
22nd Dec
8

3

4

1
Tuesday
23rd Dec
6

2

0

1
Wednesday
24th Dec
9

4

2

1
Thursday
25th Dec
7

2

1

0

5-day weather forecast updated at 04:01 on Sunday 21st December 2025 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 Sunday 21st December 2025

Expect mostly cloudy with rain in Lewiston, Idaho with a maximum temperature of 5°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and little or no wind of 6 kph from the east.

5
°C maximum temperature
1
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
84
% chance of some rain
<10
mm of rainfall expected
3
°C wind chill
6
kph wind from E

Lewiston weather for Monday 22nd December 2025

Expect sunshine and showers in Lewiston, Idaho with a maximum temperature of 8°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a light breeze of 7 kph from the south-east.

8
°C maximum temperature
3
°C minimum temperature
sunshine and showers
4
hours of sunshine
1
UV index (Low)
26
% chance of some rain
<2
mm of rainfall expected
7
°C wind chill
7
kph wind from SE

Lewiston weather for Tuesday 23rd December 2025

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 75% chance of some rain and little or no wind of 6 kph from the east.

6
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
75
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
6
kph wind from E

Lewiston weather for Wednesday 24th December 2025

Expect mostly cloudy with rain in Lewiston, Idaho with a maximum temperature of 9°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a light breeze of 10 kph from the east.

9
°C maximum temperature
4
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
1
UV index (Low)
67
% chance of some rain
<10
mm of rainfall expected
7
°C wind chill
10
kph wind from E

Lewiston weather for Thursday 25th December 2025

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 7°C and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a light breeze of 7 kph from the east.