Climate Insights for Berthoud

The climate in Berthoud is temperate. The average annual temperature is 10°C and approximately 478mm of precipitation falls per year. Maggio is the wettest month, receiving around 114mm of rainfall. Berthoud is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Luglio, Agosto, Giugno. The coldest months are Gennaio, Febbraio, Dicembre, when temperatures can drop to -6°C. Snowfall occurs from January to December, with around 100cm accumulating over the season.

Berthoud has a wide annual temperature range, spanning 38°C from the coldest to warmest months. The warmest month is Luglio, when average highs reach 32°C and the mean temperature sits around 23°C. The coldest month is Gennaio, when overnight lows fall to -6°C and the daily average is -2°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 8°C shift in average temperatures.

Berthoud is a relatively dry area, receiving approximately 478mm of precipitation annually, which averages out to around 40mm per month. The wettest month is May, averaging 114mm of rainfall. April and March also tend to see above-average precipitation. The driest month is December, with just 18mm. That's 96mm 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 100cm accumulating over the season. March typically sees the most snow at around 20cm.

Berthoud is mildly breezy, with an average annual wind speed of 14km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months.

It is currently winter in Berthoud, which began on December 21, 2026. Berthoud 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 Luglio at around 32°C, while the coldest stretch bottoms out in Gennaio near -6°C. Spring is next, beginning on March 20, 2026 — 1 days from now.

The best time to visit Berthoud is during Giugno, Luglio, Agosto and Settembre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 34mm per month. By contrast, Gennaio can be quite cold with temperatures dropping to -6°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Berthoud 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.