NOAA GHCND · LIVE

Weather on May 15

Denver, CO

55 Years of Data

Avg High
72°F
Avg Low
45°F
Warmest
2013
72°F avg
Coldest
2011
40°F avg

About This Date

May 15th in Denver, CO typically brings pleasant spring weather, with average highs around 72°F and lows near 45°F — a 27°F daily swing. Over 55 years of records, the warmest May 15th was in 2013 (72°F average), while the coldest was 2011 (40°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 15th dates historically, with the wettest May 15th recording 4.34" 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 May 15th in Denver, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Cooling Trend
0.4°F per decade on this date
YearHighLowAvgPrecipSnow
202683°55°69°
202568°41°55°
202475°46°61°0.03"
202360°47°53°0.41"
202281°49°65°
202167°48°57°
202072°49°60°0.33"
201980°50°65°
201866°46°56°0.43"
201778°47°62°
201652°40°46°
201574°42°58°0.08"
201458°32°45°
2013warmest86°58°72°
201276°41°58°
2011coldest45°35°40°0.25"
201059°37°48°0.53"
200865°40°52°0.28"
200771°43°57°4.34"
200677°39°58°
200566°41°54°
200464°34°49°
200373°46°60°
200277°45°61°0.03"
200182°53°68°0.03"
200071°42°57°
199970°47°58°
199870°42°56°
199777°44°61°0.05"
199691°52°71°
199583°44°63°
199483°50°66°
199381°47°64°0.08"
199285°54°69°
199165°47°56°0.76"
199071°43°57°0.1"
198963°43°53°1.93"
198879°47°63°
198781°55°68°
198665°44°54°0.51"
198568°39°54°
198483°55°69°
198356°36°46°
198263°37°50°0.25"
198174°51°62°0.05"
198053°44°49°1.52"
197979°47°63°
197887°53°70°
197773°53°63°
197659°40°49°0.13"
197582°46°64°
197483°39°61°
197375°40°57°
197280°46°63°
197169°44°57°0.15"
55 years of data from DENVER-STAPLETON

Denver, CO Temperature Range by Month

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

10°30°50°70°90°JFMAMJJASOND
Avg high Avg low

Denver, CO Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"3.2"6.3"JFMAMJJASOND3.2"0"
Rain (in) Snow (in)

Denver, CO 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 Denver, CO

Denver, CO 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