Saguaro National Park Climate and Average Weather
Climate of Saguaro National Park: average temperatures, rainfall and seasons month by month.
Climate in Saguaro National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 63° | 39° | 1,4 in | ★★★★☆ |
| February | 71° | 46° | 0,7 in | ★★★★☆ |
| March | 76° | 49° | 1,3 in | ★★★★☆ |
| April | 82° | 55° | 0,2 in | ★★★★★ |
| May | 90° | 62° | 0,4 in | ★★★★★ |
| June | 101° | 74° | 0,4 in | ★★★★☆ |
| July | 100° | 78° | 1,5 in | ★★★★☆ |
| August | 100° | 78° | 0,5 in | ★★★★☆ |
| September | 96° | 72° | 1,3 in | ★★★★☆ |
| October | 88° | 62° | 1,7 in | ★★★★☆ |
| November | 73° | 49° | 1,4 in | ★★★★☆ |
| December | 69° | 44° | 0,6 in | ★★★★☆ |
Climate type: Hot and arid. Source: Open-Meteo archive (ERA5).
Recent extremes in Saguaro National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Saguaro National Park compares with nearby places
Annual averages, and the difference against Saguaro National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Tucson | 12 mi | 72°F | about the same | 14 in |
| Pima County | 12 mi | 72°F | about the same | 14 in |
| Phoenix Sky Harbor International Airport | 93 mi | 76°F | +37°F warmer | 11 in |
| Area Code 602 | 95 mi | 76°F | +37°F warmer | 11 in |
| Maricopa County | 95 mi | 76°F | +37°F warmer | 11 in |
Best time to visit Saguaro National Park
Go in February, March, April and May. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, July and August - expect the least comfortable mix of heat, cold or rain.
What this means for Saguaro National Park
Today is slightly warmer than average for August. The forecast high of 106°F is 5.8°F above the 100°F typical for this month.
A 18% chance means most of the area stays dry; a passing shower is possible but short.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 71°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid January, July and August - historically the least comfortable months here.
Summary
Saguaro National Park is a national park in Arizona. Saguaro National Park is a US national park known for giant saguaro cactus forests.
Right now it is 93°F (34°C) in Saguaro National Park with partly cloudy. It feels like 93°F. Today runs from 80°F to 106°F. Chance of precipitation is 18%. Sightseeing conditions score 8/10 - good conditions.
The best time to visit Saguaro National Park is February, March, April and May. The climate is hot and arid. January, July and August tend to be the least comfortable months. June is the warmest month with average highs near 101°F, while January is the coldest with lows near 39°F.
The closest major airport is Phoenix Sky Harbor International Airport (PHX), about 93 mi away. Nearby highlights include Slide Rock State Park and Petrified Forest National Park.
In plain terms. Today is slightly warmer than average for August. The forecast high of 106°F is 5.8°F above the 100°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. driving is the strongest bet in Saguaro National Park today at 9.2/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Saguaro National Park
| Type | National park |
|---|---|
| State | Arizona |
| Country | United States |
| Continent | North America |
| Coordinates | 32°17′48.1″N 111°9′59.8″W (32.2967, -111.1666) |
| Established | 1994 |
| Known for | giant saguaro cactus forests |
| Local time | 10:32 AM (UTC-07:00) |
| Best months | February, March, April and May |
| Climate | Hot and arid |
Weather map for Saguaro National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Saguaro National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Saguaro National Park?
Saguaro National Park is a national park in Arizona. Its coordinates are 32.2967, -111.1666. It lies in North America.
What is the weather like in Saguaro National Park right now?
It is currently 93°F (34°C) with partly cloudy. Humidity is 26% and wind is 3 mph.
When is the best time to visit Saguaro National Park?
February, March, April and May offer the most comfortable conditions in Saguaro National Park, which has a hot and arid climate. January, July and August are usually the hardest months for outdoor plans.
What time zone is Saguaro National Park in?
Saguaro National Park observes America/Phoenix (UTC-07:00). The local time is 10:32 AM.
What is the nearest airport to Saguaro National Park?
The closest airports are Phoenix Sky Harbor International Airport (PHX), 93 mi away.
What are the top things to do in Saguaro National Park?
Popular options include Slide Rock State Park and Petrified Forest National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 10:32 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
