Olean, United States — Weather in January 2027

Climate Overview

Olean, United States in January has cold conditions, with highs averaging around 0.1°C (32°F). Rain falls on about 15 days this month, totalling around 87 mm.

This month falls at the middle of Winter. Cold conditions dominate the month.

Temperatures remain fairly steady throughout January, with daily highs around 0°C (32°F).

January sees fairly even rainfall, totalling about 87 mm across the month.

Expect around 3.9h of sunshine at the start of January, increasing to 5.3h by the end.

The warmest days tend to fall around the 11th, averaging 2°C (36°F).

Compared to December, this month is about 2°C cooler with 0 fewer rainy days. Temperatures will rise further into February.

Monthly January Averages

Temperature

0°C / -7°C

Feels Like

-4°C / -12°C

Rain

15 days · 87 mm

Sunshine

4.5h / day

Humidity

78% — Humid

Wind

19 km/h

Wind Direction

WSW (247°)

Gusts

46 km/h

Daylight

9.5 h

Cloud Cover

84%

Clear Sky Days

0.3

UV Index

1.9 — Low

Dew Point

-7°C — Dry

Moon Phase

First Quarter · 46%

Snow Days

18 days · 32.5 cm

Frost Days

28 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 07:41

Daylight 9.5h

Sunset 17:08

What to Expect

Cold daytime highs of 0°C (32°F) mean shorter outdoor excursions with warming breaks. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	0°C / -7°C	-4°C / -12°C	15days (87 mm) Wet	4.5h Fair	78% Humid	1.9 Low	Poor	View Details
February	3°C / -6°C	-2°C / -11°C	13days (87 mm) Wet	5.8h Fair	75% Muggy	3 Moderate	Poor	View Details
March	7°C / -2°C	4°C / -7°C	13days (90 mm) Wet	7.3h Good	70% Muggy	4.2 Moderate	Poor	View Details
April	13°C / 3°C	11°C / 0°C	15days (114 mm) Wet	8.4h Good	70% Muggy	4.8 Moderate	Poor	View Details
May	19°C / 10°C	18°C / 8°C	15days (112 mm) Wet	9.6h Good	75% Muggy	5.8 High	Good	View Details
June best	24°C / 14°C	24°C / 14°C	13days (103 mm) Wet	11.1h Excellent	75% Muggy	6.7 High	Excellent	View Details
July best	26°C / 17°C	28°C / 18°C	14days (91 mm) Wet	11.3h Excellent	76% Humid	6.9 High	Excellent	View Details
August best	25°C / 17°C	26°C / 17°C	13days (101 mm) Wet	10.4h Excellent	77% Humid	5.9 High	Excellent	View Details
September best	22°C / 13°C	22°C / 13°C	9days (84 mm) Wet	8.8h Good	78% Humid	5 Moderate	Excellent	View Details
October	16°C / 8°C	14°C / 5°C	12days (104 mm) Wet	6.9h Fair	78% Humid	3.4 Moderate	Fair	View Details
November	8°C / 1°C	4°C / -3°C	13days (81 mm) Wet	5.3h Fair	77% Humid	2.2 Moderate	Poor	View Details
December	2°C / -4°C	-2°C / -9°C	15days (85 mm) Wet	3.9h Poor	79% Humid	1.6 Low	Poor	View Details

What to Wear

Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Warm coatThermal base layersScarf & glovesUmbrellaWaterproof jacketWaterproof shoes

Frequently Asked Questions

Expand all

Is January a good time to visit Olean?

January is typically poor for visiting Olean, with average highs of 0°C (32°F) and around 15 rainy days. Olean, United States in January has cold conditions, with highs averaging around 0.1°C (32°F). Rain falls on about 15 da

Does it rain a lot in Olean in January?

Olean typically sees around 15 rainy days in January with 87 mm (3.4 in) of total rainfall. Pack a waterproof jacket.

Does it get cold at night in Olean in January?

Yes, nights in Olean during January are cold, averaging -7°C (19°F). Pack warm layers and a coat for evenings.

What should I pack for Olean in January?

With highs of 0°C (32°F) and lows of -7°C (19°F) in January, we recommend: Warm coat, Thermal base layers, Scarf & gloves, Umbrella, Waterproof jacket. Comfortable walking shoes are essential.

Is January among the best months weather-wise in Olean?

January is not the most favourable month weather-wise in Olean. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Olean in January?

The average UV index in Olean during January is 2 (low). No special sun protection is needed.

How many hours of daylight are there in Olean in January?

Olean gets approximately 10 hours of daylight per day in January, with around 5 hours of sunshine.

Does it snow in Olean in January?

Yes, Olean typically sees around 18 snow days in January with roughly 33 cm (13 in) of snowfall.

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