Wing-Chi Poon / CC BY-SA 2.5
Daly City, CA Weather on August 17
August 17th in Daly City, CA typically brings mild summer weather, with average highs around 65°F and lows near 55°F. Over 55 years of records, the warmest August 17th was in 2020 (71°F average), while the coldest was 2009 (55°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 17th dates historically. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
What to Expect on August 17
Planning for August 17th in Daly City, CA? Great weather for outdoor activities.
August 17 Weather Records for Daly City
- •The all-time record high for August 17th in Daly City, CA is 83°F, set in 1993.
- •The coldest August 17th on record dropped to 50°F in 2009.
Frequently Asked Questions
What was the warmest August 17 ever in Daly City?
The warmest August 17 in Daly City, CA reached 83°F in 1993. That is 18°F above the long-term average high of 65°F.
What was the coldest August 17 ever in Daly City?
The coldest August 17 in Daly City, CA dropped to 50°F in 2009. That is 5°F below the long-term average low of 55°F.
What is the average temperature on August 17 in Daly City?
On August 17, Daly City averages a high of 65°F and a low of 55°F based on 55 years of NOAA weather observations from SAN FRANCISCO OCEANSIDE.
How many years of weather data are available for August 17 in Daly City?
We have 55 years of weather records for August 17 in Daly City, CA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
August 17 Weather History in Daly City
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 63°F | 56°F | 0" | -- |
| 2024 | 63°F | 55°F | 0" | -- |
| 2023 | 62°F | 58°F | 0" | -- |
| 2022 | 68°F | 55°F | 0" | -- |
| 2021 | 60°F | 56°F | 0" | -- |
| 2020 | 81°F | 62°F | 0" | -- |
| 2019 | 66°F | 57°F | 0" | -- |
| 2018 | 62°F | 55°F | 0" | -- |
| 2017 | 64°F | 53°F | 0" | -- |
| 2016 | 59°F | 52°F | 0" | -- |
| 2015 | 69°F | 60°F | 0" | -- |
| 2014 | 64°F | 57°F | 0" | -- |
| 2013 | 64°F | 59°F | 0" | -- |
| 2012 | 62°F | 55°F | 0" | -- |
| 2011 | 69°F | 56°F | -- | -- |
| 2010 | 66°F | 53°F | 0.01" | -- |
| 2009 | 60°F | 50°F | 0" | -- |
| 2008 | 59°F | 55°F | 0" | -- |
| 2007 | 64°F | 54°F | 0" | -- |
| 2006 | 63°F | 54°F | 0" | -- |
| 2005 | 58°F | 54°F | 0" | -- |
| 2004 | 65°F | 55°F | 0" | -- |
| 2003 | 62°F | 56°F | 0" | -- |
| 2002 | 59°F | 55°F | 0" | -- |
| 2001 | 60°F | 54°F | 0" | -- |
| 2000 | 63°F | 53°F | 0" | -- |
| 1999 | 59°F | 54°F | 0" | -- |
| 1998 | 64°F | 55°F | 0" | -- |
| 1997 | 66°F | 57°F | 0" | -- |
| 1996 | 59°F | 54°F | 0" | -- |
| 1995 | 64°F | 55°F | 0" | -- |
| 1994 | 64°F | 55°F | 0" | -- |
| 1993 | 83°F | 57°F | 0" | -- |
| 1992 | 69°F | 54°F | 0" | -- |
| 1991 | 63°F | 56°F | 0" | -- |
| 1990 | 67°F | 58°F | 0" | -- |
| 1989 | 66°F | 59°F | 0" | -- |
| 1988 | 68°F | 53°F | 0" | -- |
| 1987 | 70°F | 56°F | 0" | -- |
| 1986 | 66°F | 56°F | -- | -- |
| 1985 | 69°F | 60°F | 0" | -- |
| 1984 | 66°F | 56°F | -- | -- |
| 1983 | 67°F | 62°F | 0" | -- |
| 1982 | 69°F | 55°F | 0" | -- |
| 1981 | 66°F | 52°F | 0" | -- |
| 1980 | 61°F | 58°F | 0" | -- |
| 1979 | 64°F | 54°F | 0" | -- |
| 1978 | 69°F | 50°F | 0" | -- |
| 1977 | 67°F | 56°F | 0" | -- |
| 1976 | 70°F | 55°F | 0.04" | -- |
| 1975 | 60°F | 52°F | 0" | -- |
| 1974 | 63°F | 53°F | 0" | -- |
| 1973 | 64°F | 50°F | 0" | -- |
| 1972 | 66°F | 53°F | 0" | -- |
| 1971 | 67°F | 52°F | 0" | -- |
Based on 55 years of data from NOAA station: SAN FRANCISCO OCEANSIDE
Monthly Climate Averages
Historical temperature and precipitation averages for Daly City, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.