NOAA GHCND · LIVE

Weather on May 12

Oceanside, CA

55 Years of Data

Avg High
69°F
Avg Low
54°F
Warmest
2014
70°F avg
Coldest
1974
54°F avg

About This Date

May 12th in Oceanside, CA typically brings mild spring weather, with average highs around 69°F and lows near 54°F. Over 55 years of records, the warmest May 12th was in 2014 (70°F average), while the coldest was 1974 (54°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 12th dates historically, with the wettest May 12th recording 1.07" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

Planning for May 12th in Oceanside, CA? Great weather for outdoor activities.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
202670°54°62°
202566°61°63°
202472°59°65°
202368°59°64°
202277°41°59°
202172°61°66°
202074°50°62°
201972°53°62°
201866°56°61°
201768°59°64°
201668°60°64°
201570°54°62°
2014warmest92°48°70°
201376°57°66°
201272°59°65°
201169°54°61°
201070°40°55°
200970°56°63°
200864°56°60°
200768°50°59°
200667°59°63°
200577°47°62°
200473°53°63°
200369°46°58°
200285°46°65°
200166°60°63°
200080°44°62°
199967°51°59°
199863°52°57°1.07"
199767°62°64°
199671°57°64°
199561°55°58°
199462°57°60°
199365°61°63°
199269°62°66°
199162°47°54°
199064°59°62°
198961°54°57°
198867°54°60°
198766°61°63°
198664°53°59°
198561°55°58°
198469°56°62°
198368°48°58°
198172°60°66°
198064°49°56°
197977°54°65°
197870°53°61°
197762°51°57°
197667°45°56°
197565°46°55°
1974coldest68°40°54°
197366°54°60°
197271°56°63°
197165°51°58°
55 years of data from OCEANSIDE MUNI AP

Oceanside, 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

Oceanside, CA Monthly Precipitation

Average rainfall per month, in inches.

0"4.6"9.1"JFMAMJJASOND
Rain (in)

Oceanside, 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 Oceanside, CA

Most pleasant months in Oceanside, CA: June, July.

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