Climate Insights for Winchester

The climate in Winchester is warm and mild. The average annual temperature is 18°C and approximately 1,524 mm of precipitation falls per year. Winchester receives a notable amount of rainfall throughout the year, including during its driest month. Winchester is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: February, January, December. The coldest months are July, June, August, when temperatures can drop to 9°C.The climate in Winchester is warm and mild. The average annual temperature is 65°F and approximately 60 in of precipitation falls per year. Winchester receives a notable amount of rainfall throughout the year, including during its driest month. Winchester is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: February, January, December. The coldest months are July, June, August, when temperatures can drop to 48°F.

Winchester sees moderate temperature variation throughout the year, ranging from 9°C to 27°C. The warmest month is February, when average highs reach 27°C and the mean temperature sits around 22°C. July is the coolest month, with minimum temperatures around 9°C and an average of 13°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 3°C shift in average temperatures.Winchester sees moderate temperature variation throughout the year, ranging from 48°F to 81°F. The warmest month is February, when average highs reach 81°F and the mean temperature sits around 72°F. July is the coolest month, with minimum temperatures around 48°F and an average of 56°F. On average, daily temperatures fluctuate by about 17°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 5°F shift in average temperatures.

Winchester is a fairly wet location, receiving approximately 1,524 mm of precipitation annually, which averages out to around 127 mm per month. The wettest month is January, averaging 200 mm of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 59 mm. That's 141 mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.Winchester is a fairly wet location, receiving approximately 60 in of precipitation annually, which averages out to around 5 in per month. The wettest month is January, averaging 7.9 in of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 2.3 in. That's 5.6 in less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Winchester is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.Winchester is relatively calm, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is October, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1mph between the calmest and windiest months.

The best time to visit Winchester is during April, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 89 mm per month. By contrast, February can be uncomfortably hot with highs reaching 27°C, while July is the coldest period with lows dropping to 9°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 best time to visit Winchester is during April, when the weather is most comfortable for travellers. During these months, average temperatures hover around 66°F with modest rainfall averaging 3.5 in per month. By contrast, February can be uncomfortably hot with highs reaching 81°F, while July is the coldest period with lows dropping to 48°F. 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 Winchester 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. 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.The table below shows monthly climate averages for Winchester based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.