Point Reyes Lighthouse Weather

Point Reyes Lighthouse sits at one of the windiest and foggiest spots on the entire West Coast, and the weather reflects that. Average highs hover in the upper 50s to mid-60s year-round, with lows in the upper 40s to mid-50s. There is almost no hot weather here: even in summer, temperatures rarely climb above 65°F. The lighthouse position on a dramatic coastal headland means it catches marine air straight off the open Pacific with nothing to slow it down. Wind is the defining characteristic, often exceeding 30 mph on calm-seeming days and regularly spiking much higher in winter. Fog is also constant, with roughly 127 foggy days per year. Rain totals 28.4 inches annually, concentrated in the November through March wet season. If you want to understand why Point Reyes feels so dramatically different from inland Bay Area destinations, the regional climate overview explains the underlying mechanics well. The short version: this headland sticks 10 miles out into the Pacific and faces directly into the prevailing northwest winds, making it a weather outlier even by Bay Area standards.

September is genuinely the best month to visit Point Reyes Lighthouse. The average comfort score hits 85, the highest of any month, and temperatures are a touch warmer than summer, averaging around 65°F for the high. The marine fog that dominates June and July tends to pull back in late summer, and the storm season has not yet arrived. August and June are the next best options, both scoring around 79 to 80. Fall is a good shoulder season: October still offers decent weather with a comfort score of 74 before conditions deteriorate. Winter months, particularly January and December, are the hardest to enjoy here. January averages a comfort score of just 67, with persistent rain, heavy wind, and temperatures sitting in the mid-50s. That said, winter whale watching from the lighthouse is spectacular, so if you are coming for wildlife, the weather tradeoff may be worth it. The Bay Area seasonal weather guide gives a broader picture of how the region shifts across the year, which helps for planning multi-stop trips around Marin County.

Point Reyes Lighthouse is genuinely one of the windiest accessible spots in California. The National Park Service posts wind warnings at the lighthouse regularly, and sustained winds of 20 to 40 mph are routine. Gusts can exceed 60 mph during strong winter storms. The headland's geography explains everything: the peninsula juts directly into the path of the dominant northwest Pacific winds, and the lighthouse sits on the exposed southern tip with no terrain blocking the flow. Wind is not just a winter problem here. Summer days that feel warm and sunny in San Francisco can be brutal at Point Reyes, where the pressure gradient between the hot Central Valley and the cool ocean drives particularly strong afternoon winds. The Bay Area wind patterns article explains why this gradient intensifies in summer. On the coldest and windiest days, the perceived temperature can drop 10 to 15 degrees below air temperature, a factor worth understanding before you dress. Wind chill specifics for Bay Area coastal spots are worth reading if you are planning a long outdoor visit.

Point Reyes Lighthouse averages 127 foggy days per year, which puts it among the foggiest spots on the California coast. The lighthouse was originally built here specifically because this stretch of coast was so dangerous for ships, a testament to just how persistent the fog is. Summer is peak fog season: June through August, the marine layer that forms offshore over the cold Pacific pushes inland through the afternoon and frequently blankets the entire headland. Mornings at the lighthouse in July often start in thick fog before it potentially burns off by midday, though many summer days never fully clear. Fall brings some relief. By September and October, the fog frequency drops noticeably, which is a big part of why those months score so well for comfort. Winter fog is a different kind: less pure marine layer, more low stratus mixed with rain clouds. How fog forms along the Northern California coast goes into the oceanographic and atmospheric mechanics in detail. The cold water upwelling right offshore Point Reyes is particularly intense, which helps explain why fog here is more persistent than at many other coastal locations to the south.

Point Reyes Lighthouse receives about 28.4 inches of rain annually, which is substantial for a coastal California location. Most of it falls between November and March, driven by atmospheric river events that push moisture-laden storms onshore from the Pacific. Rainy days total around 82 per year, meaning that on average, more than one in five days brings measurable precipitation. December and January are the peak months. During those months, you should expect multiple rainy days per week during active storm stretches, with wind making the rain feel worse than the raw totals suggest. Dry season runs from May through September, when rain becomes rare. July is statistically the driest month. The transition months, October and April, can go either way. The Bay Area's rainiest months explains the seasonal precipitation patterns in more detail, including how atmospheric rivers drive the really wet periods. If you visit during the dry season and hit a rare summer rain event, it is usually light marine drizzle from low stratus rather than actual storm rainfall.

Dress for wind and cold at Point Reyes Lighthouse regardless of what the forecast says, and regardless of the time of year. A wind-resistant outer layer is essential: even in August, the exposed headland can feel raw and uncomfortable in just a fleece. A base layer, mid layer, and wind shell is the practical minimum for any visit. Waterproof or water-resistant outer layers are worth it from October through April, since the lighthouse is exposed enough that rain can come from unexpected angles when wind is strong. Closed-toe shoes with grip are strongly recommended because the 308 stairs down to the lighthouse involve a steep descent that gets slippery when wet or foggy. Sun protection still matters: even on overcast days, UV exposure at the coast is real, and on clear September days the light is intense. Layering for Bay Area coastal weather has specific advice that applies directly here. The core principle is that you cannot predict what the lighthouse will feel like based on conditions in San Francisco or even at the Point Reyes National Seashore visitor center, which sits several miles inland. The headland is its own weather world.

Point Reyes Lighthouse gets about 8.7 sun hours per day on average, which is respectable but somewhat misleading because fog frequency is so high. The sun hours figure captures those days when it genuinely clears, and September and October can deliver stunning clear days. But summer at the lighthouse frequently involves fog that does not fully burn off, especially in June and July. Compare that to Drakes Beach, which sits just a few miles away but in a more sheltered position that can stay warmer and clearer when the headland is socked in. Limantour Beach similarly benefits from its more interior position within the estero. The broader Point Reyes National Seashore encompasses a range of microclimates, so if you want sunshine on a potentially foggy day, building some flexibility into your plans to shift between the exposed headland and the more sheltered beaches is a smart strategy. The lighthouse in September on a clear day is hard to beat visually, but do not drive two hours and count on sun without checking whether the marine layer has cleared.

Summer temperatures at Point Reyes Lighthouse are cool by almost any standard. July and August average highs of just 63°F, with lows around 54°F. That is colder than San Francisco's summer, which itself shocks most visitors. The cold is driven by ocean upwelling: cold water rises to the surface right offshore Point Reyes and chills the marine air moving across it before that air reaches the coast. You will not find a beach day here in the traditional sense. People who show up in shorts in July are usually miserable within 20 minutes. Wind compounds the chill. Even on a 63°F day, 20 mph winds can make it feel like the low 50s. September is technically the warmest month, averaging 65°F for the high, and it does deliver the best combination of warmth and reduced fog. How microclimates work across the Bay Area explains why temperatures just 20 miles inland at Petaluma or Novato can simultaneously be in the 80s. Point Reyes Lighthouse is the extreme cool end of the Bay Area microclimate spectrum, even in summer.

Morning fog at Point Reyes Lighthouse is a genuine planning consideration from April through October. On classic summer mornings, the lighthouse can be completely fogged in, with visibility under a quarter mile, when visitors arrive for the early shift. The fog typically begins to break between 10 AM and 1 PM on clearing days, but on heavy marine layer days it never fully lifts. Why morning fog forms in the Bay Area explains the overnight process that drives this pattern. The cold ocean surface chills the air above it overnight, creating a stable low fog layer that persists until solar heating builds enough to mix it out. For photographers, the fog is not always a negative: the lighthouse emerging from fog makes for dramatic images. For visitors who want clear views of the Farallon Islands and the coastline, arriving late morning to early afternoon on a low-fog-probability day is the better strategy. Checking whether a strong high pressure system is in place will tell you a lot. A strong inland high in September often guarantees a clear afternoon at the lighthouse, while any significant fog advisory for Marin County means you should adjust expectations.