Climate Insights for Hamilton Municipal Airport

The climate in Hamilton Municipal Airport is warm and mild. The average annual temperature is 20°C and approximately 865mm of precipitation falls per year. May is the wettest month, receiving around 109mm of rainfall. Hamilton Municipal Airport 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, December, February, when temperatures can drop to 4°C.

Temperatures in Hamilton Municipal Airport vary considerably across the year, with a 32°C difference between the coldest and warmest months. July is the hottest month, with daytime highs reaching 36°C and an average of 30°C. January is the coolest month, with minimum temperatures around 4°C and an average of 9°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Hamilton Municipal Airport is a moderately rainy area, receiving approximately 865mm of precipitation annually, which averages out to around 72mm per month. The wettest month is May, averaging 109mm of rainfall. October and April also tend to see above-average precipitation. The driest month is July, with just 28mm. That's 81mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Hamilton Municipal Airport is relatively calm, with an average annual wind speed of 4km/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 5km/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 2km/h gap between the calmest and windiest months.

It is currently spring in Hamilton Municipal Airport, which began on March 20, 2026. Hamilton Municipal Airport 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 36°C, while the coldest stretch bottoms out in January near 4°C. Summer is next, beginning on June 21, 2026 — 7 days from now.

The best time to visit Hamilton Municipal Airport is during March and April, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 93mm per month. By contrast, July can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to 4°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 Hamilton Municipal Airport 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.