Wonder Valley (CA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Wonder Valley.
Climate overview of Wonder Valley
Wonder Valley, California, United States of America, sees big temperature differences between seasons, with July peaking at 38°C (100°F) and December dropping to 14°C (57°F).
The city has a relatively dry climate, receiving around 487 mm (19 in) of rain/snowfall per year. It does experience a distinct dry season from May to November, with very hot summers and mild winters. December is the wettest month and August the driest. Sunshine peaks in July, when the city sees around 14.3 hours of sunshine per day.
Wonder Valley Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Wonder Valley - and find the best time to visit.
Monthly Temperature in Wonder Valley
Visitors to Wonder Valley can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very hot 38°C (100°F) in July to a moderate 14°C (57°F) in December.
Nighttime temperatures range from 20°C (68°F) in July to 3°C (37°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Wonder Valley
Wonder Valley tends toward drier weather patterns, receiving approximately 487 mm (19 in) of rain/snow per year. The seasons in Wonder Valley bring significant changes in precipitation. The wettest month, December, receives high rainfall, with an average of 106 mm (4.2 in) of precipitation. This rainfall is distributed across 10 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 0.1 mm (0 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Wonder Valley Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Wonder Valley
In Wonder Valley, summer days are longer and more sunny, with daily sunshine hours peaking at 14.3 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Wonder Valley by Month
The relative humidity is moderate throughout the year in Wonder Valley.
The city experiences its highest humidity in January, reaching 83%. In July, the humidity drops to its lowest level at 38%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Wonder Valley
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: March, April, May and October
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: June, July, August and September
- Wettest months: January, February, March, April and December, when rainfall is highest.
- Seasonal pattern: A distinct dry season from May to November, with very hot summers and mild winters
Frequently asked questions about the climate in Wonder Valley
What is the best time to visit Wonder Valley?
March, April, May and October typically offer the most optimal weather in Wonder Valley. In contrast, June, July, August and September tend to have less optimal conditions. Wonder Valley has a distinct dry season from May to November, with very hot summers and mild winters.
What temperatures can I expect in Wonder Valley?
Daytime highs range from 14°C (57°F) in December to 38°C (100°F) in July. Nighttime lows range from 3°C (37°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Wonder Valley get?
Annual rainfall is around 487 mm (19 in). December is the wettest month with 106 mm (4.2 in), while August is the driest with 0.1 mm (0 in).
How sunny is Wonder Valley?
Wonder Valley receives around 3,551 hours of sunshine per year. July is the sunniest month with 429 hours, while December is the cloudiest with just 127 hours. Overall, Wonder Valley enjoys abundant sunshine.
Wonder Valley 3-Day Forecast
Wonder Valley (CA) 3-Day Forecast
Wonder Valley on the map
Wonder Valley is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes
A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States
Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.