San Francisco Weather

2024 (Full Year)

Average Temperature
18.0 °C
High
/
10.8 °C
Low
799.0mm
Rain Volume
38.0°C
Peak Temp
4.5°C
Low Temp
366
Days Count

Seasonal Breakdown

Average temperatures and rainfall by season

Spring

92 days
16.8°C
Avg High
/
9.8°C
Avg Low
Rainfall
173.9mm

Summer

92 days
20.4°C
Avg High
/
13.0°C
Avg Low
Rainfall
2.8mm

Autumn

91 days
20.0°C
Avg High
/
12.0°C
Avg Low
Rainfall
156.6mm

Winter

91 days
14.6°C
Avg High
/
8.6°C
Avg Low
Rainfall
465.7mm

Seasons based on meteorological calendar: Spring (Mar-May), Summer (Jun-Aug), Autumn (Sep-Nov), Winter (Dec-Feb)

✈️ Travel Recommendations

Best visiting months: July, October, September

Based on optimal temperature and rainfall balance from historical weather patterns

Temperature Trends

Daily high, low, and average

Weather Extremes

Most notable conditions during this period

Period High

38.0°C
Tuesday, October 1
avg daily high: 18.0°C

Coolest Day

10.7°C
Saturday, March 2
avg daily high: 18.0°C

Period Low

4.5°C
Monday, January 8
avg night low: 10.8°C
Progress 0%
0 / 0 years
Analyzing Historical Data

Analyzing 15 years of historical data...

Analysis Period

Years: 15
Location: San Francisco
Period: 2024-01-01 to 2024-12-31

Weather Insights

Key findings from analysis for selected period

Variable with Hot Extremes

Worth noting

Average of 18.0°C but 3 very hot days (38.0°C peak).

📅

Seasonal Weather Patterns

Info
Rainfall Patterns:
Wettest: February (170mm), January (154mm)
Driest: June (0mm), July (0mm)

Temperature Patterns (Monthly Averages):
Hottest months: October (23.1°C), September (20.7°C)
Coolest months: December (14.6°C), February (14.6°C)

Travel Recommendations:
Best visiting months: July, October, September (optimal temperature and rainfall balance).
⚠️

9 Exceptional Weather Events (showing top 3)

Info

The 3 most extreme of 9 notable days in this period:

Oct 1 Heat

Hottest day: 38.0°C

Oct 6 Heat

Very hot day: 36.5°C

Oct 5 Heat

Very hot day: 36.0°C

4 Extreme Heat Index Days

Worth noting

4 days with dangerous heat index levels (43.0°C average). Temperature 35.3°C combined with 54% humidity creates hazardous conditions.

High Humidity Levels

Info

Average humidity of 78% indicates persistently moist air conditions. Heat sensation amplified during warm periods (18.0°C average temperature). Humidity varied significantly (23%-96% range).

📊

Highly Variable Humidity

Info

Large humidity swings (23%-96%) for a year. Conditions ranged from very dry to very humid.

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Global Weather Data

Features

  • Historical weather data
  • City comparisons
  • Interactive charts
  • Climate analysis
  • Weather trends

Data Source

Weather data provided by Open-Meteo, offering reliable historical weather information from meteorological stations worldwide.

Data accuracy and availability may vary by location and time period.

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