30YearWeather
San Francisco in June
San Francisco weather in June - United States
🌤️Mild & Comfortable

San Francisco Weather in June

Plan your June trip to San Francisco, United States. Based on 30 years of NASA data, expect temperatures of 20°C (high) to 12°C (low), with 1% rain probability and 8 hours of daily sunshine. The Pacific Ocean averages 14°C in June. Great conditions with only 0 rainy days expected.

Avg High
20°C

Hottest around day 18

Avg Low
12°C

Coolest around day 1

Rainy Days
0days

1% avg rain chance

Sunshine
8hrs/day

Summer season

Sea Temperature in June

Pacific Ocean

14.2°C

Monthly Average

Water Feel
🥶Polar Plunge

Consider a wetsuit for extended swimming

Swim Rating
❄️Cold water hazard

Based on average sea surface temperature

Body of Water
Pacific Ocean

San Francisco coastline

San Francisco June Weather Calendar

Click any day to see detailed weather information

Essential Travel Info for San Francisco

Currency

USD

$ United States dollar

Language

English

Driving

Right side

Connect

Thearea codesfor San Francisco are 415 a...

Safety

Moderate Safety

GPI: 2.44

Travel Intelligence

Exclusive flight analytics & health data for San Francisco

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Major Hub
100/ 100
Traffic Index

Extremely busy airport

Peak Daily Arrivals

0

slots per day

Peak

Jul

Low

Jun

Monthly Traffic Distribution

497
Jan
532
Feb
563
Mar
577
Apr
633
May
0
Jun
2177
Jul
1338
Aug
2051
Sep
1911
Oct
1736
Nov
1892
Dec
Traffic Level
Low Season

Key Connections

Los Angeles (LAX)
Seattle Tacoma (SEA)
New York John F Kennedy (JFK)
Las Vegas McCarran (LAS)
Phoenix Sky Harbor (PHX)

Health & Safety Advisory

CDC travel health recommendations

No Requirements

No Special Vaccinations Required

Standard travel precautions apply

Source: CDC Travelers' Health

View Complete Health Guide

Is June a Good Time to Visit San Francisco?

👌A reasonable choice for your trip
Short Answer

June brings storm season risk to San Francisco. While typical weather is 20°C with 1% rain, plan for potential disruptions and secure cancellation-friendly bookings.

Decision Factors

Eastern Pacific Hurricane season active

Eastern Pacific zone - expect potential eastern pacific hurricane activity

Off-peak season - fewer crowds

Only 0% of peak - better deals and empty crowds

Excellent dry conditions

Only 1% rain probability - ideal for outdoor activities

Cold sea - swimming challenging

14.2°C sea temperature - Polar Plunge

Plenty of sunshine

12.9h of sunshine daily

Exceptional dining scene

151 Michelin-listed restaurants

Good For

  • 💰
    Budget travelers

    Off-peak pricing with acceptable weather conditions

  • 👨‍👩‍👧‍👦
    Families with children

    Comfortable 19.7°C temperatures and low 1% rain risk

  • 👴
    Elderly travelers

    Comfortable 19.7°C temperature range with manageable humidity

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 19.7°C, 1% rain chance

  • 📸
    Photographers

    12.9h sunshine, 64% clear skies for golden hour shots

Who Should Avoid

  • 🏖️
    Beach lovers

    Sea temperature only 14.2°C - too cold for comfortable swimming

  • 💼
    Business travelers

    Storm season may cause flight disruptions

900 observations30-year historical data
Confidence: 99%

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,San Francisco in June averages 20°C with 1% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: San Francisco in June

What are the temperatures in San Francisco in June?

Daytime highs average 20°C, nights drop to 12°C. Temperatures remain fairly consistent.

How many rainy days in San Francisco in June?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in San Francisco in June?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is June peak season in San Francisco?

This is typically peak season with higher prices. Book 2-3 months ahead.