Rio Rico in Summer
In summer (June, July and August), Rio Rico sees average daytime highs around 91°F and overnight lows near 67°F, with 6.4 in of rain over about 30 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 91°F. The sky is clear or mostly clear about 51% of the time across summer, and the air most often feels dry.
Summer is Rio Rico's weakest season of the year to visit on our travel score. For the whole year in context, see Rio Rico's year-round climate.
- Avg daytime high
- 91°F
- warmest season of the year
- Avg overnight low
- 67°F
- Rainfall
- 6.4 in
- 30 wet days
- Avg wind
- 5 mph
- Travel score
- 3.9
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Rio Rico in Summer
Across summer, daytime highs hold fairly steady around 91°F.
A typical summer day in Rio Rico reaches about 91°F and drops to 67°F overnight. The warmest of the three months is June, the coolest June.
How summer really feels in Rio Rico
Once humidity and wind are folded in, summer brings about 51 days that feel above 90°F and 0 that feel at or below 32°F.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Rio Rico weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 62° / 37° | 1.1 | 3.7 | 0.4 | 10.2 | 6.3 |
| Feb | 64° / 40° | 1.2 | 4.5 | 0.4 | 10.9 | 6.8 |
| Mar | 69° / 44° | 0.8 | 3.1 | 0.3 | 11.8 | 7.9 |
| Apr | 76° / 49° | 0.3 | 1.5 | 0.1 | 12.7 | 8.8 |
| May | 85° / 56° | 0.2 | 1.2 | 0 | 13.6 | 7.1 |
| Jun | 92° / 65° | 0.3 | 2.3 | 0 | 14 | 4.1 |
| Jul | 91° / 69° | 3.2 | 13.5 | 0 | 13.8 | 3.5 |
| Aug | 88° / 67° | 2.9 | 14 | 0 | 13.1 | 4.1 |
| Sep | 86° / 64° | 1.5 | 6.5 | 0 | 12.2 | 5.7 |
| Oct | 79° / 54° | 0.7 | 2.7 | 0 | 11.2 | 8.3 |
| Nov | 69° / 44° | 0.7 | 2.5 | 0.1 | 10.4 | 8.1 |
| Dec | 61° / 37° | 1.2 | 4.4 | 0.5 | 10 | 6.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 51% of the time across summer.
Chance of precipitation in Summer
Rio Rico gets around 6.4 in of rain over 30 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 54 min in early June to 12 h 42 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.2 kWh/m².
Is summer a good time to visit Rio Rico?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Rio Rico. The water and warmth also suit a beach or pool day.
What to pack for Rio Rico in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Rio Rico sees daytime highs around 91°F and nights near 67°F. Pack light clothes, rain gear and sun protection. About 30 days see rain.
UV index in Rio Rico in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rio Rico peaks around June 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 7 | 10 | 10 | 12 | 11 | 11 | 10 | 7 | 5 | 4 |
| Level | Moderate | High | High | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | High |
| Mar | 7 | High |
| Apr | 10 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 7 | Very high |
| Nov | 5 | High |
| Dec | 4 | Moderate |
Where is Rio Rico?
Rio Rico sits at 31.5°N, 111.0°W, 3,481 ft above sea level, in United States. The nearest listed city is Nogales, 9.3 mi away.
Topography around Rio Rico
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Rio Rico.
Within 2 miles, the terrain around Rio Rico has only modest variations in elevation — a maximum elevation change of 604 ft around an average of 3,524 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,822 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,339 ft.
The land around Rio Rico is covered by shrubs (63%) within 2 miles, shrubs (74%) within 10 miles, and shrubs (80%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Rio Rico (31.4715°, -110.9765°, elevation 3,481 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.