When to plant in Le Grand, CA
Planting dates worked out from Le Grand's own frost records, not a generic zone chart.
Safe to plant out
Mar 25
1 year in 10 has a later frost
Average last frost
Feb 25
about a 50% chance of a later one
Average first fall frost
Nov 25
1 year in 10 by Nov 10
Frost-free days
278
median, 1991–2020
Station used: Merced · 24.6 km away · station 47 m, town 77 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Jan 28 – Feb 11 | Mar 25 – Apr 8 | May 19 |
| Sweet pepper | Jan 14 – Jan 28 | Mar 25 – Apr 8 | May 24 |
| Lettuce (leaf) | Dec 24 – Dec 31 | Jan 28 – Feb 11 | Mar 9 |
| Peas | — | Jan 14 – Feb 11 | Mar 10 |
| Bush beans | — | Mar 18 – Apr 8 | May 7 |
| Carrot | — | Feb 4 – Mar 18 | Apr 5 |
| Beet | — | Jan 28 – Mar 11 | Mar 19 |
| Potato | — | Feb 4 – Feb 25 | Apr 15 |
| Kale | Dec 17 – Dec 31 | Jan 28 – Feb 11 | Mar 12 |
| Broccoli | Dec 17 – Dec 31 | Jan 28 – Feb 18 | Mar 29 |
| Cucumber | Feb 25 – Mar 4 | Mar 25 – Apr 8 | May 14 |
| Summer squash and zucchini | Feb 25 – Mar 4 | Mar 25 – Apr 8 | May 9 |
| Winter squash | Feb 25 – Mar 4 | Mar 25 – Apr 8 | Jun 13 |
| Sweet corn | — | Mar 18 – Apr 8 | May 17 |
| Onion (from sets) | — | Jan 28 – Feb 18 | Apr 28 |
| Garlic | — | Nov 11 – Dec 9 (fall) | following summer |
| Spinach | — | Jan 14 – Feb 11 | Feb 21 |
| Basil | Feb 11 – Feb 25 | Mar 25 – Apr 8 | May 21 |
Le Grand's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1900 | May 11 |
| 1902 | Mar 28 |
| 1905 | Feb 14 |
| 1906 | Apr 29 |
| 1907 | Feb 27 |
| 1909 | Mar 27 |
| 1911 | Apr 13 |
| 1912 | Feb 27 |
| 1913 | Mar 1 |
| 1914 | Mar 30 |
| 1915 | Feb 21 |
| 1916 | Feb 2 |
| 1917 | Mar 16 |
| 1918 | Apr 5 |
| 1919 | Mar 10 |
| 1920 | Feb 26 |
| 1921 | Feb 15 |
| 1922 | Mar 12 |
| 1923 | Mar 21 |
| 1924 | Mar 22 |
| 1925 | Mar 13 |
| 1926 | Jan 27 |
| 1927 | Mar 19 |
| 1928 | Feb 27 |
| 1929 | Apr 10 |
| 1930 | Feb 24 |
| 1931 | Jan 21 |
| 1932 | Mar 4 |
| 1933 | Mar 24 |
| 1936 | Mar 27 |
| 1937 | Mar 19 |
| 1938 | Mar 30 |
| 1939 | Mar 11 |
| 1940 | Mar 13 |
| 1941 | Jan 2 |
| 1942 | Mar 28 |
| 1943 | Feb 12 |
| 1944 | Mar 22 |
| 1945 | Mar 5 |
| 1946 | Mar 5 |
| 1947 | Mar 6 |
| 1948 | Mar 26 |
| 1949 | Feb 18 |
| 1950 | Mar 13 |
| 1951 | Mar 31 |
| 1952 | Mar 22 |
| 1953 | Mar 14 |
| 1954 | Mar 18 |
| 1956 | Mar 10 |
| 1958 | Mar 7 |
| 1959 | Feb 13 |
| 1960 | Feb 26 |
| 1961 | Feb 27 |
| 1962 | Mar 4 |
| 1963 | Mar 18 |
| 1964 | Mar 25 |
| 1965 | Feb 24 |
| 1966 | Mar 4 |
| 1967 | Apr 1 |
| 1968 | Apr 22 |
| 1969 | Mar 8 |
| 1970 | Apr 15 |
| 1971 | Mar 6 |
| 1972 | Feb 3 |
| 1973 | Mar 18 |
| 1974 | Mar 4 |
| 1975 | Mar 29 |
| 1976 | Apr 2 |
| 1977 | Mar 31 |
| 1978 | May 16 |
| 1980 | Mar 24 |
| 1981 | Feb 1 |
| 1984 | Feb 26 |
| 1986 | Feb 11 |
| 1988 | Mar 16 |
| 1990 | Mar 13 |
| 1991 | Feb 1 |
| 1992 | Feb 5 |
| 1993 | Jan 30 |
| 1994 | Feb 15 |
| 1995 | Mar 23 |
| 1996 | Feb 28 |
| 1997 | Jan 14 |
| 1998 | Mar 7 |
| 1999 | Apr 26 |
| 2000 | Feb 2 |
| 2001 | Feb 15 |
| 2003 | Mar 20 |
| 2004 | Feb 10 |
| 2005 | Apr 14 |
| 2006 | Mar 13 |
| 2007 | Mar 27 |
| 2008 | Feb 6 |
| 2009 | Mar 11 |
| 2011 | Mar 1 |
| 2014 | Feb 7 |
| 2017 | Feb 27 |
| 2018 | Mar 18 |
| 2019 | Feb 19 |
| 2020 | Mar 1 |
| 2021 | Mar 23 |
| 2023 | Apr 4 |
| 2024 | Feb 8 |
| 2025 | Feb 12 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1902 | 236 |
| 1905 | 241 |
| 1906 | 145 |
| 1909 | 229 |
| 1911 | 213 |
| 1912 | 266 |
| 1913 | 266 |
| 1914 | 232 |
| 1915 | 262 |
| 1916 | 282 |
| 1917 | 245 |
| 1918 | 225 |
| 1919 | 234 |
| 1920 | 247 |
| 1921 | 275 |
| 1922 | 234 |
| 1923 | 255 |
| 1924 | 229 |
| 1925 | 238 |
| 1926 | 316 |
| 1927 | 248 |
| 1928 | 275 |
| 1930 | 267 |
| 1931 | 294 |
| 1932 | 277 |
| 1933 | 249 |
| 1934 | 334 |
| 1936 | 224 |
| 1937 | 261 |
| 1938 | 221 |
| 1939 | 228 |
| 1940 | 250 |
| 1941 | 319 |
| 1942 | 221 |
| 1943 | 294 |
| 1944 | 239 |
| 1946 | 236 |
| 1947 | 244 |
| 1948 | 227 |
| 1949 | 242 |
| 1950 | 263 |
| 1951 | 231 |
| 1952 | 226 |
| 1953 | 249 |
| 1954 | 256 |
| 1958 | 252 |
| 1959 | 264 |
| 1960 | 274 |
| 1961 | 261 |
| 1962 | 258 |
| 1963 | 267 |
| 1964 | 234 |
| 1965 | 293 |
| 1966 | 264 |
| 1967 | 243 |
| 1968 | 205 |
| 1969 | 254 |
| 1970 | 243 |
| 1971 | 236 |
| 1972 | 268 |
| 1973 | 230 |
| 1974 | 263 |
| 1975 | 233 |
| 1976 | 211 |
| 1977 | 232 |
| 1978 | 166 |
| 1980 | 233 |
| 1981 | 299 |
| 1984 | 272 |
| 1986 | 270 |
| 1988 | 258 |
| 1990 | 252 |
| 1991 | 287 |
| 1992 | 279 |
| 1993 | 288 |
| 1994 | 268 |
| 1995 | 276 |
| 1996 | 233 |
| 1997 | 329 |
| 1998 | 271 |
| 1999 | 210 |
| 2000 | 281 |
| 2001 | 298 |
| 2003 | 228 |
| 2004 | 284 |
| 2005 | 225 |
| 2006 | 258 |
| 2007 | 248 |
| 2008 | 304 |
| 2009 | 262 |
| 2010 | 327 |
| 2017 | 279 |
| 2019 | 309 |
| 2020 | 252 |
| 2021 | 260 |
| 2023 | 235 |
| 2025 | 321 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1902 | 21.6 °C |
| 1903 | 21.9 °C |
| 1906 | 22.0 °C |
| 1909 | 20.4 °C |
| 1911 | 20.8 °C |
| 1912 | 22.3 °C |
| 1913 | 22.0 °C |
| 1914 | 21.6 °C |
| 1915 | 21.2 °C |
| 1916 | 20.8 °C |
| 1917 | 21.8 °C |
| 1918 | 21.4 °C |
| 1919 | 21.8 °C |
| 1920 | 21.4 °C |
| 1921 | 21.4 °C |
| 1922 | 21.9 °C |
| 1923 | 21.1 °C |
| 1924 | 22.5 °C |
| 1925 | 21.8 °C |
| 1926 | 23.2 °C |
| 1927 | 22.2 °C |
| 1928 | 22.7 °C |
| 1930 | 21.3 °C |
| 1931 | 23.2 °C |
| 1932 | 21.9 °C |
| 1933 | 21.5 °C |
| 1934 | 22.4 °C |
| 1935 | 22.1 °C |
| 1936 | 22.5 °C |
| 1937 | 21.9 °C |
| 1938 | 21.9 °C |
| 1939 | 22.2 °C |
| 1940 | 22.3 °C |
| 1941 | 20.9 °C |
| 1942 | 21.2 °C |
| 1943 | 20.8 °C |
| 1945 | 21.4 °C |
| 1946 | 21.3 °C |
| 1947 | 21.8 °C |
| 1948 | 20.3 °C |
| 1949 | 21.5 °C |
| 1950 | 22.1 °C |
| 1951 | 21.6 °C |
| 1952 | 21.9 °C |
| 1953 | 21.2 °C |
| 1954 | 22.1 °C |
| 1955 | 21.6 °C |
| 1956 | 21.5 °C |
| 1958 | 22.2 °C |
| 1959 | 21.9 °C |
| 1960 | 22.4 °C |
| 1961 | 22.5 °C |
| 1962 | 21.6 °C |
| 1963 | 21.2 °C |
| 1964 | 21.7 °C |
| 1965 | 20.8 °C |
| 1966 | 22.8 °C |
| 1967 | 22.2 °C |
| 1968 | 22.1 °C |
| 1969 | 22.3 °C |
| 1970 | 22.6 °C |
| 1971 | 21.9 °C |
| 1972 | 22.8 °C |
| 1973 | 22.5 °C |
| 1974 | 22.1 °C |
| 1975 | 21.5 °C |
| 1976 | 21.4 °C |
| 1977 | 21.7 °C |
| 1978 | 20.4 °C |
| 1980 | 21.1 °C |
| 1981 | 22.6 °C |
| 1984 | 23.2 °C |
| 1986 | 21.5 °C |
| 1988 | 22.6 °C |
| 1990 | 22.8 °C |
| 1991 | 21.9 °C |
| 1992 | 23.0 °C |
| 1994 | 22.4 °C |
| 1995 | 21.8 °C |
| 1996 | 23.0 °C |
| 2003 | 22.5 °C |
| 2004 | 22.9 °C |
| 2005 | 22.5 °C |
| 2006 | 23.1 °C |
| 2007 | 22.5 °C |
| 2008 | 22.9 °C |
| 2009 | 23.0 °C |
| 2010 | 21.3 °C |
| 2011 | 21.1 °C |
| 2017 | 22.7 °C |
| 2018 | 22.0 °C |
| 2019 | 22.0 °C |
| 2020 | 22.8 °C |
| 2021 | 23.1 °C |
| 2023 | 21.7 °C |
| 2024 | 22.9 °C |
| 2025 | 22.4 °C |
What this means for you: Since 1900, Le Grand's last spring frost has come about 1 day earlier per decade, on average. The frost-free season has grown by about 3 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.
Source: daily records from Merced (NOAA GHCN-Daily). Years with too many missing days are left out.