Denver in April

In April, Denver averages 16°C (61°F) during the day and 0°C (33°F) at night, with frequent rain — about 14 days of the month see precipitation (48 mm total).

Shoulder

Conditions are cool — bring a jacket for evenings. Plan for unsettled weather and bring rain gear.

April is one of the wetter and less comfortable months in Denver. If your dates are flexible, consider a different time of year.

16°C
Avg high
0°C
Avg low
14
Rain days
48 mm
Rainfall

How April compares to the rest of the year in Denver

7th
warmest month of the 12
3rd
wettest month of the 12
10%
of yearly rainfall falls in April
13 h 15 min
daylight on the 15th

April is in the middle of the year for warmth in Denver (7th of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 2°C below the annual average (18°C). April runs 4°C warmer than March (12°C) and warms a further 4°C into May (20°C).

April sunrise & sunset in Denver

🌅
Sunrise (15th)
6:22 AM
🌇
Sunset (15th)
7:37 PM
Day length
13 h 15 min

Times shown for Denver local time (America/Denver), calculated for the 15th of April. They shift by a few minutes day to day across the month.

Photography light in Denver — April

Golden-hour and blue-hour windows for the 15th of April, in Denver's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:22 AM – 6:02 AM
🌄 Golden hour (AM)
6:02 AM – 7:02 AM
🌇 Golden hour (PM)
6:57 PM – 7:57 PM
🌆 Blue hour (PM)
7:57 PM – 8:37 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Denver.

📅 When to book — Denver in April

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on April's tier (Shoulder) and Denver's popularity.

✈ Flights — lead time
6-10 weeks
Sweet spot for value. Major fare-sales (US: Black Friday, EU: post-Easter) hit hardest in shoulder months for shoulder travel.
🏨 Lodging — lead time
4-8 weeks
Lots of selection. Look for shoulder-season packages — many hotels add value (free breakfast, spa credit) to fill rooms.

Crowds & pricing — April in Denver

Shoulder

Denver is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.

Why this tier: comfortable tourism weather

Sun & mosquito risk — April in Denver

☀️ UV Index (noon, 15th)
10.8
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Denver in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 5°C / 41°F -9°C / 16°F 26 mm 10
February 6°C / 43°F -9°C / 15°F 23 mm 11
March 12°C / 53°F -4°C / 24°F 47 mm 12
April 16°C / 61°F 0°C / 33°F 48 mm 14
May 20°C / 68°F 6°C / 42°F 102 mm 18
June 28°C / 83°F 12°C / 54°F 47 mm 14
July 31°C / 88°F 16°C / 60°F 38 mm 17
August 30°C / 86°F 15°C / 58°F 34 mm 13
September 27°C / 81°F 11°C / 52°F 23 mm 9
October 18°C / 65°F 3°C / 37°F 30 mm 8
November 11°C / 52°F -4°C / 26°F 21 mm 7
December 6°C / 43°F -8°C / 18°F 20 mm 8

Other cities with similar April weather

🌍 See the full ranked list of climate twins for Denver in April →

Frequently asked questions

How hot is Denver in April?

In April, Denver averages a high of 16°C (61°F) and a low of 0°C (33°F) — generally cool.

Does it rain a lot in Denver in April?

April can be fairly wet in Denver, with about 14 rainy days on average.

Is April a good time to visit Denver?

April is cool but on the rainy side. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Denver in April?

Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full April packing list for Denver for a complete, climate-based checklist.

Open Denver on the interactive map

Check the live 10-day forecast and sunrise/sunset.