Climate Insights for Cottonwood

The climate in Cottonwood is cool. The average annual temperature is 9°C and approximately 825mm of precipitation falls per year. May is the wettest month, receiving around 112mm of rainfall. Cottonwood is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, February, December, when temperatures can drop to -11°C. Snowfall occurs from January to December, with around 94cm accumulating over the season.

Cottonwood has a wide annual temperature range, spanning 40°C from the coldest to warmest months. The warmest month is July, when average highs reach 29°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -11°C and the daily average is -8°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 9°C shift in average temperatures.

Cottonwood is a moderately rainy area, receiving approximately 825mm of precipitation annually, which averages out to around 69mm per month. The wettest month is May, averaging 112mm of rainfall. June and August also tend to see above-average precipitation. The driest month is February, with just 22mm. That's 90mm less than May, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 94cm accumulating over the season. March typically sees the most snow at around 19cm.

Cottonwood is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 20km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 6km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 25km/h in winter, 25km/h in spring, 21km/h in summer, 24km/h in autumn.

It is currently spring in Cottonwood, which began on March 20, 2026. Cottonwood is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 29°C, while the coldest stretch bottoms out in January near -11°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Cottonwood is during July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 86mm per month. By contrast, January can be quite cold with temperatures dropping to -11°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Cottonwood based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.