Carlisle Weather in January (1981–2025)

📍 40.21°N, 77.21°W •
📊

January at a Glance in Carlisle

(1981–2025)
Avg High
🔥
1.3°C
Avg Low
❄️
-6.9°C
Avg Temp
🌡️
-2.8°C
Avg Rain
🌧️
71 mm
Avg Humidity
💧
87%
Avg Wind
🌬️
1.5 m/s
Avg Solar
☀️
1.8
kWh/m²/day
vs Annual
📈
-13.5°C
temp difference
❄️Freezing afternoons🥶Freezing mornings☁️Cloudier skies🌧️Wet month🍃Light winds💦Humid air

Carlisle January Weather Overview

January is one of the cooler months of the year in Carlisle, with average highs near 1.3°C and lows around -6.9°C (mean -2.8°C). It is one of the drier months, averaging 71 mm of rainfall and 87% relative humidity across the period.

Carlisle January Temperature History (1981–2025)

Range

January is one of the cooler months of the year in Carlisle. Across 45 years of records, the warmest January in Carlisle was 2023 — when the month averaged 2.3°C — while the coldest was 1994 at -9.2°C. Typical January days reach 1.3°C with nights near -6.9°C. The long-term trend is warming, about 0.6°C per decade.

1981–1985 vs 2021–2025

Avg Temp-5.3°C→-1.7°C+3.6°C
Max Temp-1.1°C→2.3°C+3.4°C
Min Temp-9.5°C→-5.6°C+3.9°C

Trend (per decade)

Avg Temp+0.6°C/decade ↗
Max Temp+0.5°C/decade ↗
Min Temp+0.6°C/decade ↗

Distribution of Avg Temp

-10.0°C–-6.7°C2 yr (4%)
-6.7°C–-3.5°C15 yr (33%)
-3.5°C–-0.2°C20 yr (44%)
-0.2°C–3.0°C8 yr (18%)

Carlisle January Rainfall History (1981–2025)

Range

January is one of the drier months in Carlisle, averaging 71 mm of rainfall. The wettest January on record was 1996 with 172 mm, while the driest was 1981 at 7 mm.

Carlisle January Humidity History (1981–2025)

Range

Relative humidity in Carlisle during January averages 87%. The most humid January was 1994 at 97%, and the least humid was 1981 at 80%.

Carlisle January Solar History (1981–2025)

Range

January receives about 1.8 kWh/m²/day of solar energy in Carlisle. The sunniest Januarys were 2008, 2022 and 2025, among others at 2 kWh/m²/day, and the cloudiest was 2023 at 1.4.

Carlisle January Wind History (1981–2025)

Range

Average wind speed in Carlisle during January is 1.5 m/s. The windiest Januarys were 1997 and 2000 at 1.8 m/s, while the calmest were 1984 and 2001 at 1.2 m/s.

What January Feels Like in Carlisle

🌅
Freezing
Morning
🌞
Freezing
Afternoon
🌆
Freezing
Evening
Rain chanceModerate
Outdoor comfort★☆☆☆☆

How January Ranks in Carlisle

🥶1st coolest month of the year
🌵2nd driest month of the year
☀️11th sunniest month of the year

Ranked against the other 11 months using 1981–2025 averages.

Explore Carlisle Weather by Month

Carlisle January Averages by Decade

Metric1980s1990s2000s2010s2020sChange
Avg Temp-4.5°C-2.6°C-2.3°C-2.9°C-1.3°C+3.2°C
Avg High-0.2°C1.5°C1.9°C1.2°C2.7°C+2.9°C
Avg Low-8.7°C-6.7°C-6.5°C-7.0°C-5.3°C+3.4°C
Avg Rain51 mm95 mm66 mm70 mm71 mm+21 mm

Extreme January Records in Carlisle

🔥Warmest January18.9°C2002
🧊Coldest January-32.6°C1994
🌧️Wettest January172 mm1996
🏜️Driest January7 mm1981
🌬️Windiest January1.8 m/s1997

Key Insights for January

✅

January temperatures in Carlisle have risen by about 3.6°C between 1981–1985 and 2021–2025.

✅

January has ranged from a record low of -32.6°C (1994) to a record high of 18.9°C (2002).

✅

Rainfall in January is one of the drier months, averaging 71 mm, with a wettest year of 172 mm.

Is January a Good Time to Visit Carlisle?

A quieter season to visit Carlisle

If your dates are flexible, the more temperate months of August and June tend to be the most comfortable for visiting Carlisle. That said, January — with days averaging 1.3°C and nights around -6.9°C (mean -2.8°C) and moderate rainfall (71 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.

See Carlisle's complete weather history All 12 months side by side, 1981–2025 records, annual trends and long-term averages in one place. View full history →

Carlisle Weather in January — In Depth

☀️ January climate overview

January is one of the cooler months of the year in Carlisle, with average highs near 1.3°C and lows around -6.9°C (mean -2.8°C). It is one of the drier months, averaging 71 mm of rainfall and 87% relative humidity across the period.

🌧️ Rain, humidity & wind in January

January averages 71 mm of rainfall in Carlisle, one of the drier months compared with the rest of the year. The wettest January on record saw 172 mm (1996), and the driest just 7 mm (1981). Humidity sits around 87% and average wind speed is 1.5 m/s, with solar radiation averaging 1.8 kWh/m²/day.

📈 How January has changed

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 3.6°C. Daytime highs moved from -1.1°C to 2.3°C and overnight lows from -9.5°C to -5.6°C over the same span.
January Weather in Carlisle, Year by Year
🔥 warmest❄️ coldest🌧️ wettest
YearAvg HighAvg TempAvg LowHottest DayColdest DayRainfallHumidityWindSolar
2025-0.4°C-4.5°C-8.6°C6.6°C-18.9°C32 mm83%1.6 m/s2
20243.1°C-0.9°C-4.8°C18.1°C-13.0°C154 mm89%1.4 m/s1.5
2023 🔥6.1°C2.3°C-1.5°C14.2°C-6.4°C62 mm89%1.3 m/s1.4
20220.2°C-4.1°C-8.5°C12.4°C-16.7°C59 mm83%1.5 m/s2
20212.3°C-1.1°C-4.6°C7.6°C-10.0°C41 mm87%1.3 m/s1.8
20205.0°C0.7°C-3.6°C17.8°C-12.3°C79 mm86%1.4 m/s1.7
20190.9°C-3.3°C-7.4°C10.1°C-23.7°C91 mm89%1.6 m/s1.7
20181.6°C-2.9°C-7.5°C18.6°C-18.6°C63 mm82%1.6 m/s1.9
20173.5°C0.2°C-3.1°C13.9°C-12.9°C82 mm84%1.4 m/s1.5
20160.6°C-3.7°C-8.1°C11.5°C-17.0°C91 mm85%1.5 m/s1.9
2015-0.3°C-4.4°C-8.4°C6.8°C-15.2°C59 mm85%1.5 m/s1.7
2014-1.1°C-5.7°C-10.2°C7.5°C-19.6°C44 mm85%1.5 m/s1.9
20132.4°C-1.6°C-5.6°C17.5°C-14.4°C82 mm88%1.4 m/s1.7
20123.7°C-0.4°C-4.5°C11.8°C-12.9°C72 mm88%1.5 m/s1.8
2011-0.5°C-4.4°C-8.3°C5.3°C-16.4°C40 mm86%1.3 m/s1.6
20100.7°C-3.2°C-7.0°C10.8°C-14.8°C80 mm87%1.6 m/s1.8
2009-1.4°C-5.5°C-9.7°C6.5°C-20.1°C56 mm87%1.4 m/s1.8
20083.3°C-0.8°C-5.0°C16.8°C-14.2°C47 mm83%1.4 m/s2
20074.7°C0.6°C-3.5°C16.9°C-12.3°C53 mm84%1.5 m/s1.7
20066.2°C1.6°C-2.9°C13.7°C-8.5°C107 mm88%1.5 m/s1.7
20052.0°C-2.3°C-6.7°C17.0°C-18.5°C100 mm89%1.5 m/s1.6
2004-2.1°C-6.1°C-10.2°C15.6°C-18.1°C65 mm86%1.7 m/s1.8
2003-1.9°C-5.5°C-9.1°C7.3°C-16.3°C60 mm86%1.5 m/s1.6
20025.8°C1.2°C-3.3°C18.9°C-11.3°C52 mm82%1.3 m/s1.8
20011.4°C-3.0°C-7.4°C6.3°C-16.6°C60 mm89%1.2 m/s1.9
20001.1°C-2.9°C-6.9°C13.9°C-15.7°C56 mm82%1.8 m/s1.9
19992.0°C-2.7°C-7.3°C17.0°C-17.1°C143 mm87%1.4 m/s1.8
19984.4°C0.8°C-2.9°C18.7°C-13.6°C130 mm92%1.3 m/s1.6
19970.6°C-3.4°C-7.5°C16.2°C-18.8°C51 mm86%1.8 m/s1.7
1996 🌧️-1.5°C-5.9°C-10.4°C8.8°C-20.4°C172 mm93%1.6 m/s1.7
19952.7°C-0.9°C-4.5°C16.5°C-13.2°C95 mm86%1.5 m/s1.9
1994 ❄️-4.4°C-9.2°C-14.0°C4.2°C-32.6°C118 mm97%1.3 m/s1.9
19932.7°C-1.0°C-4.7°C11.4°C-9.5°C49 mm85%1.4 m/s1.6
19922.8°C-1.4°C-5.6°C12.9°C-13.0°C44 mm85%1.6 m/s1.7
19911.4°C-2.7°C-6.9°C7.7°C-13.3°C68 mm88%1.4 m/s1.7
19904.6°C0.5°C-3.7°C13.0°C-10.0°C85 mm88%1.3 m/s1.7
19893.4°C-1.1°C-5.6°C9.2°C-14.6°C63 mm86%1.4 m/s1.8
1988-0.9°C-5.0°C-9.2°C9.1°C-17.4°C57 mm86%1.4 m/s1.8
1987-0.6°C-4.6°C-8.6°C9.3°C-26.0°C85 mm93%1.4 m/s1.7
19861.4°C-2.9°C-7.3°C12.5°C-15.5°C44 mm86%1.4 m/s1.6
1985-1.4°C-5.3°C-9.1°C11.9°C-24.2°C34 mm83%1.7 m/s2
1984-1.9°C-6.7°C-11.4°C7.7°C-25.5°C34 mm93%1.2 m/s1.7
19832.1°C-1.7°C-5.5°C7.7°C-14.5°C45 mm84%1.3 m/s—
1982-3.1°C-7.6°C-12.2°C8.3°C-23.1°C86 mm87%1.7 m/s—
1981-1.1°C-5.3°C-9.5°C9.4°C-16.0°C7 mm80%1.5 m/s—

Actual recorded January data for each year, 1981–2025 — sourced from NASA POWER.

Other Cities in Pennsylvania

Carlisle January Weather — FAQ

What is the average temperature in Carlisle in January?▼

The average high in January is around 1.3°C with lows near -6.9°C (mean -2.8°C), based on 45 years of NASA POWER data.

Does it rain a lot in Carlisle in January?▼

January averages 71 mm of rainfall in Carlisle, one of the drier months. The wettest on record was 172 mm in 1996.

What was the hottest January on record in Carlisle?▼

The hottest January reached 18.9°C in 2002. The coldest dipped to -32.6°C in 1994.

Has January in Carlisle gotten warmer over time?▼

Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average January temperatures have risen by about 3.6°C. Daytime highs moved from -1.1°C to 2.3°C and overnight lows from -9.5°C to -5.6°C over the same span.

Is January a good time to visit Carlisle?▼

January is one of the cooler months of the year in Carlisle and one of the drier months, so plan for around 1.3°C daytime highs and -6.9°C at night.

Is January the coldest month in Carlisle?▼

Yes — January is the coldest month of the year in Carlisle, averaging -2.8°C.

What should I pack for Carlisle in January?▼

For January in Carlisle, pack warm layers and a jacket for chilly mornings, with typical highs of 1.3°C and lows of -6.9°C. Bring an umbrella or light rain jacket too.

Is Carlisle humid in January?▼

Relative humidity in January averages 87% — quite humid.

How windy is Carlisle in January?▼

Average wind speed in January is 1.5 m/s. The windiest January on record averaged 1.8 m/s (1997).

Which January had the most rainfall in Carlisle?▼

The wettest January on record was 1996 with 172 mm. On average, January sees 71 mm.

Where does this January weather data come from?▼

All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.

Other Pennsylvania cities

Explore how the weather in Carlisle behaves each January, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for January specifically, along with year-by-year records and how the month has changed over the decades.