Are you curious about what the weather’s like in Lewiston, Idaho? Great! You’ve come to the right place. We’ll break down everything you need to know about Lewiston’s climate, including temperatures, precipitation, and even snowfall, month by month. Let’s dive right in!
The data and statistics presented in this article are sourced from The Monthly Climate Normals (1991-2020) Statistics provided by weather.gov.
Lewiston’s Temperature Overview: Four Seasons In Full Display
Lewiston experiences all four seasons, from chilly winters to hot summers. Each season brings a unique feel to the city, so let’s take a closer look at what to expect.
Winter (December – February): Cold, But Manageable
Winter in Lewiston is cool, with temperatures that won’t freeze you out completely, but you’ll definitely need a warm jacket.
- December: Average temperatures sit at 35.2°F, with highs around 40.8°F and lows dipping to 29.5°F. Expect chilly mornings and cold nights, perfect for cozying up indoors.
- January: The coldest month, averaging 36.2°F, with highs of 42.1°F and lows of 30.3°F. You’ll see similar chilly patterns as December, with the occasional colder day.
- February: Things start warming up a bit, averaging 39.3°F. Highs can reach 47.0°F, and lows are around 31.7°F. It’s a hint that spring is coming!
Winter in Lewiston isn’t harsh, but you can expect crispy, cold weather, especially in the mornings and at night. It’s the kind of winter that lets you experience the season without being too extreme.
Spring (March – May): The Season Of Rebirth
Spring brings warmer temperatures, blooming flowers, and longer days. It’s a refreshing time of the year!
- March: With an average of 45.4°F, temperatures begin to rise. Highs are around 55.1°F, while lows can still be chilly at 35.7°F.
- April: Things get even warmer, with average temperatures of 51.5°F. Highs reach 62.3°F, and lows hover around 40.7°F. The city starts to come alive!
- May: By May, Lewiston feels like summer is on the horizon. The average temperature is 60.0°F, with highs hitting 72.0°F and lows at 48.1°F.
Spring is a lovely time in Lewiston. The temperatures are mild, making it perfect for outdoor activities. Whether you’re into hiking, biking, or just enjoying the fresh air, spring has you covered.
Summer (June – August): Warm And Sunny
Summer in Lewiston is warm, with lots of sunshine and clear skies. If you love hot weather, you’ll enjoy this time of the year.
- June: Average temperatures reach 66.5°F. Daytime highs can go up to 79.0°F, while the nights cool down to around 54.0°F. It’s great weather for late-night walks or stargazing.
- July: This is the hottest month, with an average of 75.8°F. Highs can soar to 90.8°F, but the evenings cool off to a comfortable 60.9°F.
- August: The warmth continues, with average temperatures around 75.2°F. Highs stay at about 90.1°F, while lows are at 60.3°F.
Summers in Lewiston are perfect for those who enjoy warm, sunny days. It’s the best time for outdoor adventures like swimming, hiking, or simply soaking up the sun.
Fall (September – November): Cool And Crisp
As fall arrives, the temperatures begin to cool, and you’ll notice the beautiful change in the leaves. It’s a perfect mix of warm days and relaxing nights.
- September: The average temperature drops to 65.9°F, with highs at 79.5°F and lows around 52.3°F.
- October: It gets cooler, with an average of 52.5°F. Highs are about 63.0°F, and lows dip to 42.0°F.
- November: As winter approaches, temperatures fall to an average of 41.6°F. Highs reach 48.7°F, and lows are at 34.5°F.
Fall in Lewiston brings cooler weather, but it’s still comfortable. The comfortable air is refreshing, and the fall foliage adds to the city’s charm.
If you want to read a detailed article about the annual temperature in Lewiston, Idaho, visit the article below:
Does It Get Cold In Lewiston, Idaho
Lewiston’s Precipitation: Mostly Moderate
Now that we’ve covered temperatures, let’s talk about rain. Lewiston doesn’t get a ton of rain, but there are some months when you’ll see a bit more precipitation.
- January: The wettest winter month with 1.13 inches of rain.
- February: Slightly less at 1.04 inches.
- March: A bit more at 1.30 inches.
- April: Rain increases slightly to 1.44 inches.
- May: The rainiest month of the year, with 1.69 inches.
- June: It dries up a little, with 1.25 inches.
- July: The driest month, with just 0.47 inches.
- August: Also dry, with only 0.51 inches.
- September: The rain picks up again to 0.60 inches.
- October: A moderate 1.08 inches.
- November: Slightly more rain at 1.23 inches.
- December: Rounds out the year with 1.13 inches.
Overall, Lewiston gets about 12.87 inches of rain per year. It’s not a very rainy place, so you won’t need an umbrella every day. Most of the rain falls in the winter and spring months, while summer is mostly dry.
Snowfall In Lewiston: Light And Manageable
Wondering if it snows in Lewiston? The answer is yes, but it’s not overwhelming. Let’s see how much snow Lewiston gets throughout the year:
- November: The first snow of the season, with about 1.3 inches.
- December: The snowiest month, averaging 4.1 inches.
- January: Snow continues, with about 2.7 inches.
- February: A bit more, averaging 3.8 inches.
- March: Snow starts to fade, with just 0.8 inches.
- April: No snow, as spring arrives.
- May – October: Absolutely no snow at all!
In total, Lewiston gets around 12.7 inches of snow annually. The snowfall is usually light, and it doesn’t stick around too long, so it rarely causes any major issues. If you like a bit of snow in the winter but don’t want to deal with heavy snowstorms, Lewiston is a great choice.
If you want to read a detailed article about the annual snowfall in Lewiston, Idaho, visit the article below:
Does It Snow In Lewiston, Idaho
What Is The Current Weather In Lewiston, Idaho?
Do you want to know the weather in Lewiston, Idaho today visit the link below:
Current Weather In Lewiston, ID
Recap: What’s Lewiston’s Weather Like?
So, let’s sum it up! Lewiston, Idaho has a little bit of everything when it comes to weather:
- Winter: Cool with light snow. Perfect for restful winter vibes without being too intense.
- Spring: Mild and refreshing, with warming temperatures and moderate rainfall. Great for enjoying the outdoors.
- Summer: Warm and sunny, ideal for those who love hot weather. Dry, clear skies make it perfect for outdoor activities.
- Fall: Cool with colorful leaves and comfortable temperatures. A beautiful time to be outdoors.
Lewiston’s weather gives you a true taste of all four seasons. It’s not too extreme in any season, making it a lovely place to visit or live year-round. Just remember to pack accordingly. Bring a warm coat for winter, light clothes for summer, and maybe a rain jacket for spring! With moderate precipitation, light snow, and a range of temperatures, Lewiston’s climate is comfortable and predictable.
Data Sources And References:
The Monthly Climate Normals (1991-2020) statistics are from weather.gov and analyzed by discoveredweather.com in order to answer your desired questions about temperatures, precipitation, and snowfall in Lewiston, ID.
Monthly Climate Normals (1991-2020) – NOAA’s National Weather Service Data from Weather.gov NOWData Link.