Tucson in August

In August, Tucson averages 36°C (98°F) during the day and 24°C (76°F) at night, with around 8 days of rain (48 mm total).

Off-peak

Conditions are very hot — early-morning and evening sightseeing recommended. Occasional showers are likely but won't dominate.

It's peak hurricane season in Tucson during August. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.

36°C
Avg high
24°C
Avg low
8
Rain days
48 mm
Rainfall

How August compares to the rest of the year in Tucson

3rd
warmest month of the 12
2nd
wettest month of the 12
15%
of yearly rainfall falls in August
13 h 21 min
daylight on the 15th

August is one of the warmest months in Tucson (3rd of 12) and one of the wettest months (2nd of 12). Daytime temperature runs 8°C above the annual average (29°C). August runs 1°C cooler than July (37°C) and cools 2°C in September (34°C).

August sunrise & sunset in Tucson

🌅
Sunrise (15th)
5:48 AM
🌇
Sunset (15th)
7:08 PM
Day length
13 h 21 min

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

Photography light in Tucson — August

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

🌅 Blue hour (AM)
4:48 AM – 5:28 AM
🌄 Golden hour (AM)
5:28 AM – 6:28 AM
🌇 Golden hour (PM)
6:28 PM – 7:28 PM
🌆 Blue hour (PM)
7:28 PM – 8:08 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Tucson.

📅 When to book — Tucson in August

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 August's tier (Off-peak) and Tucson's popularity.

✈ Flights — lead time
3-6 weeks
Cheapest flights of the year. Last-minute deals are real if you can be flexible. ⚠ Peak hazard season — book flexible-change tickets and travel insurance with weather-disruption coverage.
🏨 Lodging — lead time
2-4 weeks
Last-minute bookings work fine. Some seasonal properties close — call ahead if it's a small boutique or beach resort.

Crowds & pricing — August in Tucson

Off-peak

This is off-peak for Tucson — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.

Why this tier: challenging tourism weather Northern Hemisphere summer holidays peak hazard season (1 active)

Sun & mosquito risk — August in Tucson

☀️ UV Index (noon, 15th)
12.1
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

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.

Tucson in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 19°C / 65°F 5°C / 41°F 34 mm 4
February 21°C / 70°F 6°C / 43°F 24 mm 4
March 25°C / 77°F 9°C / 49°F 16 mm 3
April 29°C / 85°F 13°C / 56°F 3 mm 1
May 33°C / 91°F 17°C / 63°F 3 mm 1
June 38°C / 101°F 23°C / 74°F 8 mm 1
July 37°C / 99°F 26°C / 78°F 57 mm 8
August 36°C / 98°F 24°C / 76°F 48 mm 8
September 34°C / 94°F 22°C / 71°F 58 mm 6
October 30°C / 86°F 16°C / 61°F 21 mm 3
November 24°C / 76°F 10°C / 50°F 17 mm 2
December 19°C / 65°F 6°C / 42°F 39 mm 4

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Tucson in August →

Frequently asked questions

How hot is Tucson in August?

In August, Tucson averages a high of 36°C (98°F) and a low of 24°C (76°F) — generally hot.

Does it rain a lot in Tucson in August?

August sees occasional rain in Tucson, with about 8 rainy days on average.

Is August a good time to visit Tucson?

August is hot. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Tucson in August?

Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full August packing list for Tucson for a complete, climate-based checklist.

Open Tucson on the interactive map

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