🌷 Your Ultimate Garden Calendar!

Weather Almanac: Chula Vista, CA 91913

🗓️ Historical norms for May 2026

April June
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
May avg. precipitation
🌧️ 0.21"
May days below freezing
📉 ≈0.0 days
Average May lows 52°F – 56°F
USDA Zone
10b
Annual extreme lows 35°F to 40°F
Last Spring Frost (36°F)
🌷 Feb 20
View full details
First Fall Frost (36°F)
🍂 Dec 5
View full details

Book Recommendations (ads!)

📚 Month-by-Month Gardening California: What to Do Each Month to Have a Beautiful Garden All Year

📚 Pacific Northwest Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 California Gardener's Handbook: Your Complete Guide: Select - Plan - Plant - Maintain - Problem-solve

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Fri. May 1 🌕

🌅 6:00 a.m.

H: 64°F – 78°F

L: 48°F – 56°F

🌇 7:29 p.m.

Sat. May 2  

🌅 5:59 a.m.

H: 64°F – 78°F

L: 49°F – 56°F

🌇 7:30 p.m.

Sun. May 3  

🌅 5:58 a.m.

H: 64°F – 78°F

L: 49°F – 57°F

🌇 7:31 p.m.

Mon. May 4  

🌅 5:58 a.m.

H: 65°F – 78°F

L: 49°F – 57°F

🌇 7:31 p.m.

Tue. May 5  

🌅 5:57 a.m.

H: 65°F – 78°F

L: 49°F – 57°F

🌇 7:32 p.m.

Wed. May 6  

🌅 5:56 a.m.

H: 65°F – 78°F

L: 49°F – 57°F

🌇 7:33 p.m.

Thu. May 7  

🌅 5:55 a.m.

H: 65°F – 78°F

L: 49°F – 57°F

🌇 7:33 p.m.

Fri. May 8  

🌅 5:54 a.m.

H: 65°F – 78°F

L: 49°F – 57°F

🌇 7:34 p.m.

Sat. May 9 🌗

🌅 5:53 a.m.

H: 65°F – 78°F

L: 50°F – 57°F

🌇 7:35 p.m.

Sun. May 10  

🌅 5:52 a.m.

H: 65°F – 78°F

L: 50°F – 57°F

🌇 7:36 p.m.

Mon. May 11  

🌅 5:52 a.m.

H: 65°F – 78°F

L: 50°F – 57°F

🌇 7:36 p.m.

Tue. May 12  

🌅 5:51 a.m.

H: 66°F – 78°F

L: 50°F – 58°F

🌇 7:37 p.m.

Wed. May 13  

🌅 5:50 a.m.

H: 66°F – 78°F

L: 50°F – 58°F

🌇 7:38 p.m.

Thu. May 14 Ascension  

🌅 5:49 a.m.

H: 66°F – 78°F

L: 50°F – 58°F

🌇 7:39 p.m.

Fri. May 15  

🌅 5:49 a.m.

H: 66°F – 78°F

L: 50°F – 58°F

🌇 7:39 p.m.

Sat. May 16 🌑

🌅 5:48 a.m.

H: 66°F – 78°F

L: 50°F – 58°F

🌇 7:40 p.m.

Sun. May 17  

🌅 5:47 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:41 p.m.

Mon. May 18  

🌅 5:47 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:41 p.m.

Tue. May 19  

🌅 5:46 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:42 p.m.

Wed. May 20  

🌅 5:46 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:43 p.m.

Thu. May 21  

🌅 5:45 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:43 p.m.

Fri. May 22  

🌅 5:45 a.m.

H: 66°F – 77°F

L: 51°F – 58°F

🌇 7:44 p.m.

Sat. May 23 🌓

🌅 5:44 a.m.

H: 67°F – 77°F

L: 51°F – 58°F

🌇 7:45 p.m.

Sun. May 24 Pentecost  

🌅 5:44 a.m.

H: 67°F – 77°F

L: 51°F – 58°F

🌇 7:45 p.m.

Mon. May 25 Memorial Day  

🌅 5:43 a.m.

H: 67°F – 77°F

L: 51°F – 59°F

🌇 7:46 p.m.

Tue. May 26  

🌅 5:43 a.m.

H: 67°F – 77°F

L: 51°F – 58°F

🌇 7:47 p.m.

Wed. May 27  

🌅 5:42 a.m.

H: 67°F – 77°F

L: 52°F – 59°F

🌇 7:47 p.m.

Thu. May 28  

🌅 5:42 a.m.

H: 67°F – 77°F

L: 52°F – 59°F

🌇 7:48 p.m.

Fri. May 29  

🌅 5:42 a.m.

H: 67°F – 77°F

L: 52°F – 59°F

🌇 7:49 p.m.

Sat. May 30  

🌅 5:41 a.m.

H: 67°F – 77°F

L: 52°F – 59°F

🌇 7:49 p.m.

Sun. May 31 🌕

🌅 5:41 a.m.

H: 67°F – 77°F

L: 52°F – 59°F

🌇 7:50 p.m.

April June
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: SAN DIEGO BROWN FLD (USW00003178)

Precipitation climatic data from weather station: SAN DIEGO BROWN FLD (USW00003178)

Agricultural climatic data from weather station: SAN DIEGO BROWN FLD (USW00003178)