Estes Park Weather by Month

Estes Park experiences true mountain weather across all four seasons. Winters are cold and snow-filled, summers are mild and comfortable, and the shoulder seasons bring a mix of everything. Because of elevation, conditions can shift quickly—especially as you move into higher terrain inside Rocky Mountain National Park.

January

January is the heart of winter in Estes Park.

Daytime temperatures typically hover in the upper 20s to low 30s, with overnight lows dropping into the low teens or colder. Snow is consistent, and the landscape stays covered most of the month.

Summary: Cold, snowy, and quiet—ideal for winter scenery and low crowds.

February

February continues winter but starts to hint at change toward the end of the month.

Highs begin creeping into the low to mid-30s, while nights remain cold in the teens. Snow conditions remain solid, and days slowly get longer.

Summary: Still winter, but slightly more forgiving with more daylight.

March

March is unpredictable and transitional.

You’ll see a mix of snowstorms, sunny days, and occasional warmer afternoons in the upper 30s to low 40s. Nights remain below freezing, and snowfall is still common.

Summary: A blend of winter and early spring—expect anything.

April

April brings more noticeable warming, but winter doesn’t fully leave.

Daytime temperatures reach into the 40s and low 50s, with a mix of rain and late snow. Conditions can shift quickly from warm sun to sudden storms.

Summary: Spring arrives, but winter still shows up unannounced.

May

May is a transition into early summer.

Temperatures move into the mid-50s to mid-60s, with greener landscapes and more active wildlife. Afternoon rain showers become more common, especially later in the month.

Summary: Warmer and greener, with occasional rain.

June

June marks the start of summer—and one of the best times to visit.

Highs range from the mid-60s to low 70s, with cool mornings and evenings in the 40s. Expect sunny mornings and brief afternoon thunderstorms that clear quickly.

Summary: Mild, comfortable, and perfect for outdoor activities.

July

July is the warmest month in Estes Park.

Daytime temperatures reach the mid to upper 70s, while evenings cool down into the 40s. Afternoon storms are common but usually short-lived.

Summary: Warm days, cool nights, and predictable weather patterns.

August

August continues peak summer conditions.

Temperatures remain similar to July, with slightly fewer storms toward the end of the month. Mornings are typically clear, making it a great time for early starts.

Summary: Stable summer weather with clear mornings and mild afternoons.

September

September is one of the most balanced and enjoyable months.

Highs drop into the 60s and low 70s, with crisp mornings and fewer storms. Skies tend to be clearer, and conditions feel calm and steady.

Summary: Cool, clear, and ideal for just about everything.

October

October brings a noticeable shift toward fall and early winter.

Daytime temperatures fall into the 50s, with colder nights and the possibility of early snow. Weather becomes more variable as the month progresses.

Summary: Crisp fall air with the first signs of winter.

November

November transitions fully into colder conditions.

Highs range from the 30s to low 40s, with increasing snowfall and shorter days. The town quiets down as winter approaches.

Summary: Cold and quieter, with winter setting in.

December

December marks the return of full winter.

Daytime temperatures sit in the 20s to 30s, with cold nights and consistent snow. The landscape becomes fully winter again.

Summary: Snowy, cold, and classic mountain winter.

What This Means for Your Trip

• Best overall weather: June through September
• Best for snow experiences: January and February
• Most unpredictable months: March through May
• Biggest temperature swings: Year-round, especially between day and night

Estes Park rewards preparation. Layers are essential in every season, and weather can change quickly—especially as you gain elevation. Plan accordingly, and you’ll be able to enjoy the mountains no matter the time of year.