Things to Do in Monterey in October
October weather, activities, events & insider tips
October Weather in Monterey
Is October Right for You?
Advantages
- Post-summer shoulder season brings noticeably smaller crowds at Cannery Row and the Aquarium - you'll actually get unobstructed views of the kelp forest exhibit without elbowing through tour groups, and restaurant reservations at waterfront spots become available with just 2-3 days notice instead of the 2-week advance booking summer demands
- Gray whale migration begins in mid-October as they start their 10,000-12,000 km (6,200-7,500 mile) journey south to Baja California - whale watching success rates jump to 85-90% by late October compared to the 40-50% you'd see in summer months, and the seas tend to be calmer than winter viewing conditions
- Fall harvest season hits peak at Carmel Valley wineries and local farms - you'll catch the last of the heirloom tomatoes at the farmers markets, wine tasting rooms are less crowded than summer (no wait times at most), and many vineyards offer harvest events and barrel tastings not available other months
- Ocean water temperature actually peaks in October at around 13-14°C (55-57°F) after absorbing summer warmth - still cold by most standards but genuinely the warmest you'll find it all year, making it the most tolerable month for surfing or kayaking if you're willing to wear a wetsuit
Considerations
- The weather data showing temperatures of 66°C (152°F) is clearly incorrect - October highs in Monterey typically range 17-20°C (63-68°F) with lows around 10-12°C (50-54°F), which means you're dealing with cool coastal conditions that catch many first-time visitors off guard who expect California warmth
- Fog can roll in aggressively and unpredictably throughout October, sometimes lasting entire days - you might wake up to brilliant sunshine and find yourself in zero-visibility conditions by 11am, which has ruined more than a few planned scenic drives along 17-Mile Drive where you're essentially staring at gray mist instead of dramatic coastline
- Ocean conditions become increasingly unpredictable as fall storms start developing in the Pacific - while not as severe as winter, you'll see more tour cancellations for kayaking and diving trips, and that beautiful coastal trail at Point Lobos can become genuinely unpleasant when wind gusts hit 40-50 km/h (25-30 mph)
Best Activities in October
Whale Watching Tours from Monterey Harbor
October marks the beginning of gray whale migration season, and honestly, it's one of the best times all year for sightings. The whales start heading south in mid-October, and by the last two weeks of the month, success rates typically hit 85-90%. The seas tend to be calmer than the winter viewing season, and you're not dealing with the summer tourist crowds - boats are maybe 60-70% full instead of packed. Tours run 3-4 hours and head out to the Monterey Bay National Marine Sanctuary. Water temperature is still relatively mild at 13-14°C (55-57°F), so the boat ride is more comfortable than it will be come December.
Kayaking Tours in Monterey Bay and Elkhorn Slough
October is actually ideal for kayaking because the ocean water hits its annual warmth peak at 13-14°C (55-57°F) and you're past the intense summer winds. Elkhorn Slough tours are particularly good right now - the harbor seals are active, sea otters are everywhere, and the bird migration is in full swing. You'll see significantly fewer people than summer, which means quieter wildlife encounters. Tours typically last 2-3 hours. That said, weather can be variable - fog and wind can roll in quickly, so morning tours around 8-9am tend to have the most stable conditions.
Scenic Coastal Drives and Cycling Routes
The 17-Mile Drive and Highway 1 coastal routes are genuinely spectacular in October when crowds thin out and you're not stuck in summer traffic. Early morning drives around 7-8am often catch the best visibility before fog rolls in. Cycling the Monterey Bay Coastal Recreation Trail - a 29 km (18 mile) paved path from Castroville to Pacific Grove - is perfect right now with temperatures in the comfortable 15-18°C (59-64°F) range during midday. You'll want to start early though, as afternoon fog can reduce visibility significantly and wind picks up after 2pm. The fall light is actually beautiful for photography when the sun breaks through.
Wine Tasting Tours in Carmel Valley
October is harvest season in Carmel Valley, which sits about 15-20 km (9-12 miles) inland from the coast. The tasting rooms are noticeably less crowded than summer - you'll actually get time with the winemakers and pourers instead of being rushed through. Many wineries offer harvest events, barrel tastings, and new release previews only available in fall. The valley microclimate is warmer than the coast, typically 22-25°C (72-77°F) in October afternoons, so it's a nice break from coastal fog. Most tasting rooms cluster along Carmel Valley Road, making it easy to hit 3-4 in an afternoon without much driving.
Hiking and Tide Pooling at Point Lobos State Natural Reserve
Point Lobos is legitimately one of the best coastal reserves in California, and October offers a sweet spot - summer crowds have thinned but you're not yet into the harsh winter storm season. The 8 km (5 miles) of trails range from easy coastal walks to more rugged clifftop paths. Tide pooling is excellent during October's minus tides, which typically occur in early mornings - check tide charts and aim for tides below 0.3 m (1 foot). You'll see sea stars, anemones, crabs, and occasionally octopuses. The reserve limits daily visitors to 150 vehicles, so weekend mornings can hit capacity by 10am.
Monterey Bay Aquarium Extended Visits
October is actually one of the better months to visit the Aquarium because school groups are back in session but you're past peak summer tourism - crowds are maybe 60% of what you'd see in July or August. The jellyfish galleries and kelp forest exhibit are the main draws, and in October you can actually spend time in front of the tanks without being pushed along. Plan for 3-4 hours minimum if you want to see everything properly, including the outdoor decks where you can watch wild sea otters. The Aquarium is indoors, which makes it perfect for those foggy October days when outdoor activities are less appealing.
October Events & Festivals
Carmel Art Festival
This juried art festival typically runs in mid-October and showcases local and regional artists in Carmel-by-the-Sea. You'll find everything from plein air paintings of the coastline to sculpture and photography. It's a good way to experience Carmel's art scene beyond the permanent galleries, and many artists offer festival pricing. The event is outdoors in Devendorf Park, so weather can be a factor - bring layers as fog can roll in.
Monterey Jazz Festival Weekend Events
While the main Monterey Jazz Festival happens in September, October often sees spillover events, tribute concerts, and jazz club performances throughout the month as visiting musicians extend their stays. Check the Golden State Theatre and local venues like Cibo restaurant for scheduled performances. Not as concentrated as the main festival, but you'll find quality jazz performances scattered through the month at more intimate venues.