Weather in Olean in December

December

City

United States > New York > City of Olean > Olean > December

Avg High

1°C

Avg Low

-7°C

Rainfall

82 mm

Wind Speed

4.2 m/s

Sunshine

1.5 hrs/day

Humidity

82%

What to Expect

December is one of the coldest months in Olean, with high temperatures averaging just 1.4°C and lows dropping to -7.4°C. The mean temperature of -3.0°C means you should prepare for cold conditions.

Expect moderate rainfall in December, with around 82mm of precipitation. While not the wettest month, there is a reasonable chance of rain, so carrying an umbrella is advisable.

Daylight hours are limited in December, with roughly 1.5 hours of sunshine per day. Indoor activities and cultural attractions may be preferable on cloudier days.

Humidity levels tend to be high during December, averaging around 82%, which can make temperatures feel warmer than they are.

Expect moderate breezes in December, with average wind speeds of 4.2 m/s.

Compared to Other Months

December is 10.0°C cooler than the annual average of 7.0°C in Olean. Compared to November, temperatures in December are lower by approximately 5.9°C. Looking ahead to January, temperatures will be lower by about 3.3°C.

Temperature Comparison

What to Pack

Bring warm winter clothing: a heavy coat, thermal layers, gloves, a scarf, and a warm hat. Waterproof boots are essential if snow or sleet is expected.

Frequently Asked Questions

Is December a good time to visit Olean?

December is one of the coldest months in Olean, with highs averaging just 1.4°C. While outdoor activities may be limited, it is a good time for indoor cultural attractions and experiencing the city with fewer tourists.

Does it rain a lot in Olean in December?

Yes, December sees significant rainfall in Olean, with an average of 82mm. Bring waterproof clothing and an umbrella. However, rain typically comes in short bursts rather than lasting all day.

How hot does it get in Olean in December?

In December, Olean sees average high temperatures of 1.4°C and lows of -7.4°C. The daily mean temperature is -3.0°C. These are 30-year climate normals, so actual day-to-day conditions may vary.

November January

Weather in Olean by Month

View full climate data →View current weather forecast →

Data: WorldClim 2.1

Weather in Olean in December

December

Weather in Olean in December

City

United States > New York > City of Olean > Olean > December

Avg High

1°C

Avg Low

-7°C

Rainfall

82 mm

Wind Speed

4.2 m/s

Sunshine

1.5 hrs/day

Humidity

82%

What to Expect

Expect moderate rainfall in December, with around 82mm of precipitation. While not the wettest month, there is a reasonable chance of rain, so carrying an umbrella is advisable.

Daylight hours are limited in December, with roughly 1.5 hours of sunshine per day. Indoor activities and cultural attractions may be preferable on cloudier days.

Humidity levels tend to be high during December, averaging around 82%, which can make temperatures feel warmer than they are.

Expect moderate breezes in December, with average wind speeds of 4.2 m/s.

Compared to Other Months

Temperature Comparison

What to Pack

Bring warm winter clothing: a heavy coat, thermal layers, gloves, a scarf, and a warm hat. Waterproof boots are essential if snow or sleet is expected.

Frequently Asked Questions

Is December a good time to visit Olean?

Does it rain a lot in Olean in December?

Yes, December sees significant rainfall in Olean, with an average of 82mm. Bring waterproof clothing and an umbrella. However, rain typically comes in short bursts rather than lasting all day.

How hot does it get in Olean in December?

In December, Olean sees average high temperatures of 1.4°C and lows of -7.4°C. The daily mean temperature is -3.0°C. These are 30-year climate normals, so actual day-to-day conditions may vary.

November January