NOAA GHCND · LIVE

Weather on June 15

San Leandro, CA

55 Years of Data

Avg High
72°F
Avg Low
52°F
Warmest
2000
77°F avg
Coldest
2015
53°F avg

About This Date

June 15th in San Leandro, CA typically brings pleasant summer weather, with average highs around 72°F and lows near 52°F. Over 51 years of records, the warmest June 15th was in 2000 (77°F average), while the coldest was 2015 (53°F) — a 24°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.

The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.

Planning for June 15th in San Leandro, CA? Great weather for outdoor activities.

Cooling Trend
0.6°F per decade on this date
YearHighLowAvgPrecipSnow
202574°47°60°
202477°49°63°
202370°51°60°
202276°49°62°
202177°51°64°
202070°52°61°
201961°49°55°
201861°50°55°
201779°50°64°
201659°47°53°
2015coldest58°49°53°
201464°49°56°
201362°48°55°
201279°46°62°
201182°54°68°
201061°47°54°
200967°59°63°
200864°51°58°
200792°51°71°
200674°56°65°
200569°48°59°
200491°59°75°
200377°49°63°
200266°47°56°
200180°55°68°
2000warmest89°64°77°
199964°50°57°
199886°54°70°
199772°53°62°
199662°48°55°
199562°53°58°
199468°48°58°
198977°54°65°
198871°52°61°
198769°55°62°
198666°63°64°
198580°57°69°
198467°54°60°
198370°53°61°
198276°52°64°
198178°50°64°
198073°50°62°
197971°50°61°
197872°50°61°
197765°51°58°
197693°58°75°
197574°52°63°
197470°49°59°
197369°47°58°
197269°50°60°
197182°51°67°
51 years of data from UPPER SAN LEANDRO FILTERS

San Leandro, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

30°40°50°60°70°80°90°JFMAMJJASOND
Avg high Avg low

San Leandro, CA Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"4.6"9.2"JFMAMJJASOND4.5"0"
Rain (in) Snow (in)

San Leandro, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit San Leandro, CA

Most pleasant months in San Leandro, CA: August.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

📬 Free weekly newsletter

This week in weather history.

Five notable weather anniversaries from the week ahead — deadliest tornadoes, record temps, historic storms — every Sunday. No spam, unsubscribe anytime.

4,200+ readers · Sunday delivery