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Norwalk, CA Weather on April 11
April 11th in Norwalk, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 54°F. Over 55 years of records, the warmest April 11th was in 1988 (72°F average), while the coldest was 1999 (52°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 9% of April 11th dates historically, with the wettest April 11th recording 2.64" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
What to Expect on April 11
Planning for April 11th in Norwalk, CA? Great weather for outdoor activities.
April 11 Weather Records for Norwalk
- •The all-time record high for April 11th in Norwalk, CA is 91°F, set in 2008.
- •The coldest April 11th on record dropped to 46°F in 1974.
- •Temperatures have reached 90°F or higher on April 11th in 1 of the last 55 years.
Frequently Asked Questions
What was the warmest April 11 ever in Norwalk?
The warmest April 11 in Norwalk, CA reached 91°F in 2008. That is 18°F above the long-term average high of 73°F.
What was the coldest April 11 ever in Norwalk?
The coldest April 11 in Norwalk, CA dropped to 46°F in 1974. That is 8°F below the long-term average low of 54°F.
What is the average temperature on April 11 in Norwalk?
On April 11, Norwalk averages a high of 73°F and a low of 54°F based on 55 years of NOAA weather observations from FULLERTON MUNI AP.
How many years of weather data are available for April 11 in Norwalk?
We have 55 years of weather records for April 11 in Norwalk, CA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
April 11 Weather History in Norwalk
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 80°F | 55°F | 0" | -- |
| 2024 | 79°F | 54°F | 0" | -- |
| 2023 | 72°F | 57°F | 0" | -- |
| 2022 | 71°F | 56°F | 0" | -- |
| 2021 | 75°F | 59°F | 0" | -- |
| 2020 | 69°F | 51°F | 0" | -- |
| 2019 | 73°F | 51°F | 0" | -- |
| 2018 | 78°F | 59°F | 0" | -- |
| 2017 | 76°F | 50°F | 0" | -- |
| 2016 | 76°F | 56°F | 0" | -- |
| 2015 | 74°F | 52°F | 0" | -- |
| 2014 | 81°F | 57°F | 0" | -- |
| 2013 | 78°F | 55°F | 0" | -- |
| 2012 | 66°F | 56°F | 0.56" | -- |
| 2011 | 75°F | 48°F | 0" | -- |
| 2010 | 63°F | 55°F | 0.18" | -- |
| 2009 | 68°F | 49°F | 0" | -- |
| 2008 | 91°F | 52°F | 0" | -- |
| 2007 | 72°F | 56°F | 0" | -- |
| 2006 | 69°F | 53°F | 0" | -- |
| 2005 | 75°F | 50°F | 0" | -- |
| 2004 | 83°F | 59°F | 0" | -- |
| 2003 | 71°F | 55°F | 0" | -- |
| 2002 | 71°F | 56°F | 0" | -- |
| 2001 | 60°F | 49°F | 0" | -- |
| 2000 | 78°F | 53°F | 0" | -- |
| 1999 | 56°F | 48°F | 2.64" | -- |
| 1998 | 60°F | 51°F | 1.17" | -- |
| 1997 | 70°F | 51°F | 0" | -- |
| 1996 | 71°F | 52°F | 0" | -- |
| 1995 | 76°F | 52°F | 0" | -- |
| 1994 | 85°F | 51°F | 0" | -- |
| 1993 | 72°F | 53°F | 0" | -- |
| 1992 | 73°F | 57°F | 0" | -- |
| 1991 | 71°F | 53°F | 0" | -- |
| 1990 | 83°F | 55°F | 0" | -- |
| 1989 | 66°F | 60°F | 0" | -- |
| 1988 | 85°F | 59°F | 0" | -- |
| 1987 | 65°F | 57°F | 0" | -- |
| 1986 | 68°F | 53°F | 0" | -- |
| 1985 | 72°F | 53°F | 0" | -- |
| 1984 | 72°F | 56°F | 0" | -- |
| 1983 | 65°F | 51°F | 0" | -- |
| 1982 | 73°F | 55°F | 0.71" | -- |
| 1981 | 71°F | 55°F | 0" | -- |
| 1980 | 86°F | 56°F | 0" | -- |
| 1979 | 77°F | 54°F | 0" | -- |
| 1978 | 68°F | 54°F | 0" | -- |
| 1977 | 70°F | 53°F | 0" | -- |
| 1976 | 67°F | 50°F | 0" | -- |
| 1975 | 64°F | 51°F | 0" | -- |
| 1974 | 74°F | 46°F | 0" | -- |
| 1973 | 69°F | 52°F | 0" | -- |
| 1972 | 71°F | 55°F | 0" | -- |
| 1971 | 75°F | 48°F | 0" | -- |
Based on 55 years of data from NOAA station: FULLERTON MUNI AP
Monthly Climate Averages
Historical temperature and precipitation averages for Norwalk, CA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.