Climate Insights for Clay

The climate in Clay is cool. The average annual temperature is 10°C and approximately 1220mm of precipitation falls per year. Clay receives a notable amount of rainfall throughout the year, including during its driest month. Clay is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -6°C. Clay experiences heavy snowfall, typically from January through December.

Temperatures in Clay vary considerably across the year, with a 34°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 28°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -3°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 8°C shift in average temperatures.

Clay is a fairly wet location, receiving approximately 1220mm of precipitation annually, which averages out to around 102mm per month. The wettest month is October, averaging 165mm of rainfall. February and August also tend to see above-average precipitation. The driest month is September, with just 54mm. That's 111mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Clay receives heavy snowfall, accumulating around 206cm annually from January through December. The snowiest month is December, with approximately 63cm. Winter travel should account for significant snow cover.

Clay is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Clay, which began on June 21, 2026. Clay 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 28°C, while the coldest stretch bottoms out in January near -6°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.

The best time to visit Clay is during June, July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 79mm per month. By contrast, January can be quite cold with temperatures dropping to -6°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 Clay 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.