Which is the hottest month in Denver?

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

Which month has the most rain in Denver?

In terms of rainfall, May is usually the wettest month in Denver with 71mm on average. There are normally 10 days in May with some rain.

When is it sunniest in Denver?

The sunniest time of year in Denver is normally September with bright sunshine on average for 73% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Denver

Q: When is the best time to visit Denver?

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

Find the best time to visit Denver and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Denver by month

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

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When is the best time to visit Denver?

The best time to visit Denver is May and 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.

1.5
Jan
2
Feb
2
Mar
3
Apr
5
May
5
Jun
4
Jul
4
Aug
4.5
Sep
3.5
Oct
1.5
Nov
1.5
Dec

Change criteria

Max Day Temperature (°F)

43
Jan
46
Feb
52
Mar
63
Apr
72
May
81
Jun
88
Jul
86
Aug
77
Sep
66
Oct
54
Nov
45
Dec

Hours of Sunshine (daily)

7
Jan
8
Feb
8
Mar
9
Apr
10
May
11
Jun
11
Jul
10
Aug
9
Sep
8
Oct
7
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Colorado (Denver) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)