NOAA GHCND · LIVE

Weather on July 20

Renton, WA

55 Years of Data

Avg High
79°F
Avg Low
57°F
Warmest
1994
81°F avg
Coldest
1993
57°F avg

About This Date

July 20th in Renton, WA typically brings pleasant summer weather, with average highs around 79°F and lows near 57°F. Over 55 years of records, the warmest July 20th was in 1994 (81°F average), while the coldest was 1993 (57°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 13% of July 20th dates historically, with the wettest July 20th recording 1.52" 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 July 20th in Renton, WA? Great weather for outdoor activities.

Warming Trend
0.5°F per decade on this date
YearHighLowAvgPrecipSnow
202566°57°62°
202488°60°74°
202386°64°75°
202286°60°73°
202171°59°65°
202086°59°73°
201980°52°66°
201875°58°66°
201776°62°69°
201682°61°71°
201582°65°73°
201467°59°63°
201378°57°68°
201269°59°64°1.52"
201174°57°65°
201074°54°64°
200980°59°70°
200878°52°65°
200766°60°63°1.17"
200684°56°70°
200578°55°67°
200480°64°72°0.05"
200385°67°76°
200279°60°69°
200176°57°66°
200080°60°70°
199981°57°69°
199878°57°68°
199785°60°72°
199669°55°62°0.03"
199580°63°71°
1994warmest99°63°81°
1993coldest59°55°57°0.18"
199271°58°64°
199155°74°64°
199090°59°74°
198971°54°62°
198894°56°75°
198779°53°66°
198681°49°65°
198592°59°75°
198480°50°65°
198373°59°66°
198268°55°62°
198171°57°64°
198078°59°69°0.08"
197988°56°72°
197889°49°69°
197780°48°64°
197678°57°68°0.18"
197577°51°64°
197476°42°59°
197377°56°66°
197283°48°65°
197191°56°73°
55 years of data from RENTON MUNI AP

Renton, WA 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

Renton, WA Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"4.1"8.2"JFMAMJJASOND2.0"0"
Rain (in) Snow (in)

Renton, WA 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 Renton, WA

Renton, WA has no months that meet our "pleasant" threshold — every season has tradeoffs.

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