Climate Insights for Hollis Municipal Airport

The climate in Hollis Municipal Airport is temperate. The average annual temperature is 17°C and approximately 610mm of precipitation falls per year. May is the wettest month, receiving around 96mm of rainfall. Hollis 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 -1°C. Light snow can occur between January and December.

Hollis Municipal Airport has a wide annual temperature range, spanning 37°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 36°C and an average of 29°C. The coldest month is January, when overnight lows fall to -1°C and the daily average is 5°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Hollis Municipal Airport is a relatively dry area, receiving approximately 610mm of precipitation annually, which averages out to around 51mm per month. The wettest month is May, averaging 96mm of rainfall. September and April also tend to see above-average precipitation. The driest month is February, with just 21mm. That's 75mm 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. Light snowfall can occur between January and December, totalling around 11cm annually. January is the snowiest month with approximately 4cm.

Hollis Municipal Airport is relatively calm, with an average annual wind speed of 5km/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 August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently spring in Hollis Municipal Airport, which began on March 20, 2026. Hollis 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 -1°C. Summer is next, beginning on June 21, 2026 — 2 days from now.

The best time to visit Hollis Municipal Airport is during April, May, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 83mm per month. By contrast, July can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to -1°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 Hollis 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. 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.