San Francisco and Hilo — Comparison weather

Comparison weather

Learn where is warmer and colder where in any month of the year. Compare the day and night temperature, water temperature and precipitation. Where the sun shines longer, and where the rains.

You have chosen to compare the two cities:

— San Francisco (United States)
— Hilo (United States)

Most sunny months

San Francisco

Hilo

June		19 days
September		19 days
May		18 days

January		20 days
October		18 days
June		17 days

The warmest months

August		19 °C
September		18.6 °C
July		17.8 °C

August		26.2 °C
September		26 °C
July		25.8 °C

The warmest water (sea, ocean)

September		16.4 °C
August		16.3 °C
October		15.6 °C

September		26.9 °C
October		26.7 °C
August		26.5 °C

The coldest months

December		12.3 °C
January		12.6 °C
February		13.1 °C

March		23.1 °C
February		23.2 °C
April		23.2 °C

Rainiest months

January		4 days
February		4 days
March		4 days

February		6 days
March		6 days
December		5 days

Most windy months

May		16.1 km / h
June		15.5 km / h
April		15.3 km / h

August		13.9 km / h
March		13.7 km / h
April		13.4 km / h