Frost Dates for Boca, CA

Elevation: 1699 m

Frost Dates

This location has year-round freezing temperatures.

39.39°N, 120.09°W © OpenStreetMap

USDA Hardiness Zone

Zone 5b

Avg. annual minimum: −15 to −10°F

Learn more

Köppen Climate

Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

Köppen climate map

Temperature

10° 30° 50° 70° 90°

28°

Jan

31°

Feb

36°

Mar

41°

Apr

49°

May

56°

Jun

63°

Jul

61°

Aug

55°

Sep

46°

Oct

37°

Nov

29°

Dec

32°F

28°F

Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Temperature table

Average monthly temperatures (°F)
Month	Avg High	Avg Temp	Avg Low
January	44°	28°	13°
February	46°	31°	15°
March	52°	36°	21°
April	58°	41°	25°
May	67°	49°	31°
June	77°	56°	35°
July	86°	63°	39°
August	85°	61°	37°
September	79°	55°	31°
October	67°	46°	25°
November	54°	37°	20°
December	43°	29°	15°

Precipitation

0" 2" 4" 5.9"

5.6"

Jan

5.2"

Feb

5.3"

Mar

4.0"

Apr

3.2"

May

1.9"

Jun

0.0"

Jul

0.0"

Aug

0.8"

Sep

4.3"

Oct

5.3"

Nov

5.9"

Dec

Precipitation table

Average monthly precipitation (inches)
Month	Precipitation
January	5.6
February	5.2
March	5.3
April	4.0
May	3.2
June	1.9
July	0.0
August	0.0
September	0.8
October	4.3
November	5.3
December	5.9

Sunrise / Sunset

Jan: 7:15 AM – 4:45 PM · 9h 31m

Feb: 6:45 AM – 5:15 PM · 10h 31m

Mar: 6:09 AM – 5:51 PM · 11h 41m

Apr: 5:29 AM – 6:31 PM · 13h 03m

May: 4:55 AM – 7:05 PM · 14h 10m

Jun: 4:37 AM – 7:23 PM · 14h 46m

Jul: 4:44 AM – 7:16 PM · 14h 31m

Aug: 5:14 AM – 6:46 PM · 13h 33m

Sep: 5:53 AM – 6:07 PM · 12h 15m

Oct: 6:32 AM – 5:28 PM · 10h 56m

Nov: 7:06 AM – 4:54 PM · 9h 47m

Dec: 7:23 AM – 4:37 PM · 9h 14m

Daylight Longest: 14h 47m · Shortest: 9h 13m

Sunrise and sunset table

Sunrise, sunset, and daylight on the 15th of each month (local solar time)
Month	Sunrise	Sunset	Daylight
January	7:15 AM	4:45 PM	9h 31m
February	6:45 AM	5:15 PM	10h 31m
March	6:09 AM	5:51 PM	11h 41m
April	5:29 AM	6:31 PM	13h 03m
May	4:55 AM	7:05 PM	14h 10m
June	4:37 AM	7:23 PM	14h 46m
July	4:44 AM	7:16 PM	14h 31m
August	5:14 AM	6:46 PM	13h 33m
September	5:53 AM	6:07 PM	12h 15m
October	6:32 AM	5:28 PM	10h 56m
November	7:06 AM	4:54 PM	9h 47m
December	7:23 AM	4:37 PM	9h 14m

Nearby Stations

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