Best time to visit Lewiston

Q: When is the best time to visit Lewiston?

The best time to visit Lewiston is June based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which is the hottest month in Lewiston?

The hottest time of year in Lewiston is normally July. Expect maximum daytime temperatures to reach 31°C with moderate heat and humidity.

Q: Which month has the most rain in Lewiston?

In terms of rainfall, January is usually the wettest month in Lewiston with 41mm on average. There are normally 11 days in January with some rain.

Q: When is it sunniest in Lewiston?

The sunniest time of year in Lewiston is normally July with bright sunshine on average for 90% of daylight hours; that's 14 hours of sunshine per day.

Find the best time to visit Lewiston and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Lewiston by month

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

Recommended for Idaho

Marriott: Hotel deals & packages

Sale

Save on your next trip with deals & packages
Includes hotel, flight, cars & more packages
Discover Bangkok, Sydney, Toronto & beyond

Go to Marriott deal >>

View all Marriott offers

When is the best time to visit Lewiston?

The best time to visit Lewiston is June based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0.5
Feb
1.5
Mar
2
Apr
4
May
5
Jun
4
Jul
4
Aug
4.5
Sep
1.5
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°F)

37
Jan
45
Feb
52
Mar
61
Apr
70
May
79
Jun
88
Jul
88
Aug
77
Sep
63
Oct
46
Nov
39
Dec

Hours of Sunshine (daily)

3
Jan
4
Feb
6
Mar
8
Apr
9
May
10
Jun
14
Jul
12
Aug
9
Sep
6
Oct
3
Nov
2
Dec

Which is the hottest month in Lewiston?

The hottest time of year in Lewiston is normally July. Expect maximum daytime temperatures to reach 88°F with moderate heat and humidity.

Which month has the most rain in Lewiston?

In terms of rainfall, January is usually the wettest month in Lewiston with 1.6 inches on average. There are normally 11 days in January with some rain.

When is it sunniest in Lewiston?

The sunniest time of year in Lewiston is normally July with bright sunshine on average for 90% of daylight hours; that's 14 hours of sunshine per day.