Monterey, CA is a city located on the central coast of California, known for its picturesque coastline, rich marine ecosystem, and the world-famous Monterey Bay Aquarium. This city experiences a maritime climate, characterized by mild weather year-round and moderate rainfall. In this blog post, we will take a closer look at Monterey's average annual rainy days, monthly average rainfall, highest recorded rainfall, snowfall information, and climate characteristics.

Average Annual Rainy Days

Monterey receives an average of about 55 days of rain per year. Rainfall is mainly concentrated in the winter and early spring, with dry weather persisting during the summer months.

Monthly Average Rainfall

Monterey's rainfall varies significantly by season, with heavy rain in winter and almost no rain in summer. Here are the monthly average rainfall amounts:

Monterey

• January: about 4.5 inches (about 114mm)
• February: about 4.2 inches (about 107mm)
• March: about 3.5 inches (about 89mm)
• April: about 1.7 inches (about 43mm)
• May: about 0.7 inches (about 18mm)
• June: about 0.3 inches (about 8mm)
• July: about 0.1 inches (about 3mm)
• August: about 0.1 inches (about 3mm)
• September: about 0.2 inches (about 5mm)
• October: about 0.9 inches (about 23mm)
• November: about 2.7 inches (about 69mm)
• December: about 4.0 inches (about 102mm)

Main Features:

• Winter (December to February): The period with the highest rainfall, where continuous rain and heavy downpours can occur.
• Spring (March to May): Rainfall gradually decreases, transitioning to warm and dry weather.
• Summer (June to August): Very dry, with almost no average rainfall.
• Autumn (September to November): Rainfall begins to increase again, signaling the start of winter rainfall patterns.

Highest Recorded Rainfall: The highest recorded rainfall in Monterey was about 9.7 inches (about 246mm) during a heavy rain event in January 1995.

Monterey, being located in a coastal area, experiences very little snowfall. However, the nearby Sierra Nevada mountains receive significant snowfall in winter, allowing for winter sports like skiing.

Climate Characteristics

Monterey's climate is heavily influenced by a marine climate, characterized by the following features:

• Mild Temperatures: Temperature fluctuations are minimal throughout the year, with relatively cool weather even in summer.
• Frequent Fog: Monterey often experiences coastal fog in summer, bringing cool and humid weather.
• Wet Winters: Rainfall is frequent in winter, with heavy downpours possible.
• Dry Summers: There is almost no rain in summer, with clear and pleasant weather persisting.

Considerations for Rainfall

If you plan to live in or visit Monterey, consider the following:

1. Prepare Waterproof Gear: It is advisable to bring waterproof jackets and umbrellas during winter.
2. Flood Preparedness: Be aware of the possibility of flooding during the rainy winter months and prepare an evacuation plan if necessary.
3. Traffic Planning: Road conditions may worsen due to heavy rain, so adjust your public transport use or travel plans accordingly.
4. Fog Preparedness: Be cautious of visibility when driving during the frequent summer fog.
5. Outdoor Activity Adjustments: Adjust outdoor activity plans during the rainy winter months and consider indoor activities.

Monterey has about 55 rainy days per year and a rainfall pattern that varies significantly by season. It experiences heavy rain in winter and generally dry weather in summer.