Sierra Vista (AZ) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sierra Vista.
Climate overview of Sierra Vista
The climate in Sierra Vista, Arizona, United States of America, is marked by large temperature swings across the seasons, ranging from 35°C (95°F) in June to 16°C (61°F) in January.
The city tends toward dry conditions, with around 361 mm (14 in) of rain/snowfall per year. It does, however, have a distinct dry season from October to June.
Sierra Vista Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sierra Vista — and find the best time to visit.
Monthly Temperature in Sierra Vista
In Sierra Vista, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 35°C (95°F) in June to a moderate 16°C (61°F) in the coolest month, January.
Nights vary from 20°C (68°F) in June to around 1°C (34°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sierra Vista
Sierra Vista's climate is marked by below-average rain/snowfall, accumulating 361 mm (14 in) of precipitation yearly. The climate in Sierra Vista shows significant variation throughout the year. Expect high rainfall in July, the wettest month, with an average of 103 mm (4.1 in) of precipitation over 19 rainy days.
In contrast, the driest month May offers drier and sunnier days, with around 3 mm (0.1 in) of rainfall over a single rainy day. For more details, please visit our Sierra Vista Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Sierra Vista
Frequently asked questions about the climate in Sierra Vista
What is the best time to visit Sierra Vista?
February, March, April, May, October and November typically offer the most optimal weather in Sierra Vista. In contrast, June and July tend to have less optimal conditions. Sierra Vista has a distinct dry season from October to June.
What temperatures can I expect in Sierra Vista?
Daytime highs range from 16°C (61°F) in January to 35°C (95°F) in June. Nighttime lows range from 1°C (34°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Sierra Vista get?
Annual rainfall is around 361 mm (14 in). July is the wettest month with 103 mm (4.1 in), while May is the driest with 3 mm (0.1 in).
Sierra Vista 3-Day Forecast
Sierra Vista (AZ) 3-Day Forecast
Sierra Vista on the map
Sierra Vista is highlighted — select any city to see its climate.
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