NOAA GHCND · LIVE

Weather on December 22

San Leandro, CA

55 Years of Data

Avg High
56°F
Avg Low
44°F
Warmest
1999
61°F avg
Coldest
1998
38°F avg

About This Date

December 22nd in San Leandro, CA typically brings cool winter weather, with average highs around 56°F and lows near 44°F. Over 52 years of records, the warmest December 22nd was in 1999 (61°F average), while the coldest was 1998 (38°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 23% of December 22nd dates historically, with the wettest December 22nd recording 4.57" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for December 22nd in San Leandro, CA? Bring layers as temperatures can vary throughout the day.

YearHighLowAvgPrecipSnow
202559°54°56°
202460°50°55°
202360°47°53°
202250°41°46°
202153°40°46°
202052°42°47°
201952°42°47°
201856°45°50°
201749°41°45°
201658°47°52°
201555°46°51°
201462°52°57°
201359°48°54°
201250°45°47°
201153°44°49°
201054°45°49°
200949°39°44°
200854°40°47°0.05"
200748°35°42°
200656°42°49°
200560°57°59°
200454°46°50°
200354°45°49°
200257°42°50°
200149°46°47°
200058°45°51°
1999warmest69°54°61°
1998coldest47°30°38°
199753°41°47°
199558°54°56°
199464°50°57°
199347°31°39°
199250°40°45°
198960°37°49°
198850°40°45°1.07"
198754°46°50°0.18"
198661°43°52°0.03"
198561°36°48°
198454°39°46°
198348°41°45°0.38"
198259°46°53°4.57"
198160°40°50°
198058°53°55°2.51"
197958°50°54°
197855°37°46°
197760°46°53°2.31"
197665°44°54°
197552°43°47°0.53"
197453°33°43°
197353°41°47°1.63"
197261°47°54°0.61"
197155°36°45°1.47"
52 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