Guernsey
Weather by month
Current –

Guernsey Weather in October

October in Guernsey sees daytime temperatures around 17°C (63°F) and lows of 14°C (57°F) at night. With around 116 mm (4.6 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Guernsey in October

Based on our climate data of the past 30 years, about 15 days of rain are anticipated, with 116 mm (4.6 in) on average. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Guernsey in October

October in Guernsey brings typical temperatures with highs around 17°C (63°F) and lows of 14°C (57°F). Conditions are often most pleasant around the middle of the day. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Guernsey in October

The area enjoys a balanced 119 hours of sunlight, ensuring it's neither too overcast nor too sunny.

For Guernsey itself, July, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Guernsey Temperature in October

Min Temperature
14°C (57°F)
Max Temperature
17°C (63°F)
Chance of Rain
51%
Precipitation
116 mm (4.6 in)
Rainy days
15 days
Sunshine
119 hours
Percentage Sunshine
35%

Guernsey Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Guernsey - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Guernsey typically stay consistent throughout October, with daily highs averaging around 17°C (63°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 13°C (55°F).

Average temperatures in October

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in October

Historical weather records for Guernsey in October

Browse day-by-day weather records for Guernsey spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Guernsey historical weather extremes in October

Our historical data for Guernsey spans 1976 to 2025, revealing these weather extremes.

  • Guernsey recorded its highest October temperature of 24°C (75°F) on October 1, 2011.
  • The coldest October day was on October 29, 2008, with a maximum of 8°C (46°F).
  • Guernsey registered its coldest October night on October 24, 2003, with temperatures dropping to 2°C (36°F).

Best Places in the United Kingdom in October

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Guernsey in October

Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Guernsey in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    5/10
  • Cycling
    5/10
  • Walking
    5/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Guernsey 3-Day Forecast

More climate data for Guernsey

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.