Lewiston weather live forecast

Today's maximum temperature in Lewiston is expected to be 7°C. Select a day from the live weather forecast for Lewiston, Idaho, USA for more weather parameters.

Friday
9th Jan
7

1

4

1
Saturday
10th Jan
7

0

2

1
Sunday
11th Jan
8

0

2

1
Monday
12th Jan
8

3

1

1
Tuesday
13th Jan
11

5

3

1

5-day weather forecast updated at 04:01 on Friday 9th January 2026 GMT

More about Lewiston

Lewiston by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Idaho

Crystal Ski: up to £300pp off last minute ski breaks

Sale

Save up to £300 on last minute skiing holidays
Book late skiing holiday deals to Europe & North America
Filter deals by destination, board basis, rating, travel dates

Go to Crystal Ski deal >>

View all Crystal Ski offers

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 9th January 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 7°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

7
°C maximum temperature
1
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
7
kph wind from E

Lewiston weather for Saturday 10th January 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 7°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

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

Lewiston weather for Sunday 11th January 2026

Expect broken clouds in Lewiston, Idaho with a maximum temperature of 8°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

8
°C maximum temperature
0
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
7
kph wind from E

Lewiston weather for Monday 12th January 2026

Expect mostly cloudy with light rain in Lewiston, Idaho with a maximum temperature of 8°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a light breeze of 7 kph from the south-east.

8
°C maximum temperature
3
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
28
% chance of some rain
<2
mm of rainfall expected
7
°C wind chill
7
kph wind from SE

Lewiston weather for Tuesday 13th January 2026

Expect fog in low lying areas in Lewiston, Idaho with a maximum temperature of 11°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the east.