Monthly climate in Lemon Grove, California, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Lemon Grove features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 13 °C (56 °F) and 23 °C (74 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 337 mm (13.3 inches) and receives 41 rainy days on the 1 mm (0.04 inches) threshold annually. Lemon Grove enjoys an average of 3628 hours of sunshine throughout the year, and daylight varies from 10 hours 1 minutes to 14 hours 15 minutes per day.

Monthly average temperatures in Lemon Grove, California, United States §

The warmest months in Lemon Grove are July, August and September, with daily mean temperatures ranging from 22 to 23 °C (72 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 13 to 14 °C (56 - 57 °F) throughout the day. On average each year, Lemon Grove experiences 97 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lemon Grove, California, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 30°C
(86°F)
30°C
(87°F)
29°C
(84°F)
35°C
(95°F)
30°C
(87°F)
33°C
(92°F)
38°C
(100°F)
33°C
(92°F)
38°C
(101°F)
38°C
(100°F)
33°C
(92°F)
27°C
(81°F)
Mean maximum 26°C
(79°F)
25°C
(77°F)
26°C
(78°F)
30°C
(85°F)
28°C
(83°F)
29°C
(85°F)
32°C
(89°F)
32°C
(90°F)
34°C
(93°F)
34°C
(94°F)
32°C
(89°F)
24°C
(76°F)
Average high 18°C
(65°F)
18°C
(65°F)
18°C
(66°F)
21°C
(70°F)
21°C
(70°F)
24°C
(75°F)
27°C
(80°F)
28°C
(82°F)
27°C
(81°F)
26°C
(78°F)
22°C
(73°F)
19°C
(66°F)
Daily mean 13°C
(56°F)
13°C
(56°F)
14°C
(57°F)
16°C
(61°F)
17°C
(63°F)
19°C
(67°F)
22°C
(72°F)
23°C
(74°F)
22°C
(72°F)
20°C
(68°F)
17°C
(62°F)
14°C
(57°F)
Average low 9°C
(49°F)
9°C
(48°F)
10°C
(50°F)
12°C
(54°F)
14°C
(57°F)
16°C
(61°F)
19°C
(66°F)
19°C
(67°F)
18°C
(65°F)
15°C
(60°F)
12°C
(54°F)
9°C
(49°F)
Mean minimum 5°C
(41°F)
4°C
(40°F)
6°C
(43°F)
9°C
(49°F)
10°C
(50°F)
13°C
(56°F)
16°C
(61°F)
17°C
(63°F)
15°C
(60°F)
11°C
(52°F)
9°C
(48°F)
5°C
(41°F)
Minimum 4°C
(39°F)
3°C
(38°F)
4°C
(40°F)
8°C
(47°F)
9°C
(49°F)
12°C
(54°F)
15°C
(60°F)
16°C
(62°F)
14°C
(57°F)
9°C
(48°F)
7°C
(45°F)
4°C
(39°F)

Compare climate in Lemon Grove with other places

Compare temperature, precipitation, sunshine, UV index in Lemon Grove, California, United States with other places around the world.

Monthly average precipitation in Lemon Grove, California, United States §

Lemon Grove usually has the most precipitation in January, February and December, with an average of 6 rainy days and 63 mm (2.5 inches) of precipitation per month. The driest months in Lemon Grove are June, July and August. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lemon Grove, California, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 56 (2.2) 68 (2.7) 51 (2.0) 24 (0.9) 21 (0.8) 2 (0.1) 3 (0.1) 1 (0.1) 4 (0.1) 14 (0.6) 29 (1.1) 65 (2.5)
Average precipitation days (≥ 1 mm) 6 7 10 3 4 0 1 0 1 2 2 5

Monthly sunshine hours in Lemon Grove, California, United States §

The sunniest months in Lemon Grove are May, June and July, when the sun shines an average of 11 hours 59 minutes a day. Least sunny months in Lemon Grove: January, February and December receive an average of 7 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lemon Grove, California, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 194 242 299 324 361 365 376 360 318 296 256 231
Mean daily daylight hours 10h 15m 11h 1m 12h 0m 13h 0m 13h 51m 14h 15m 14h 1m 13h 17m 12h 19m 11h 19m 10h 27m 10h 1m

Solar UV radiation in Lemon Grove, California, United States §

Lemon Grove experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Lemon Grove UV Index data.

Average daily maximum UV levels by month for Lemon Grove, California, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 6 8 10 11 11 11 10 10 7 5 4

Detailed Monthly Weather Insights for Lemon Grove, California, United States

Discover in-depth weather details for every month in Lemon Grove. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Lemon Grove's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.