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Weather on December 18

Reno, NV

55 Years of Data

Avg High
45°F
Avg Low
23°F
Warmest
2025
50°F avg
Coldest
1984
19°F avg

About This Date

December 18th in Reno, NV typically brings chilly winter weather, with average highs around 45°F and lows near 23°F. Over 55 years of records, the warmest December 18th was in 2025 (50°F average), while the coldest was 1984 (19°F) — a 31°F range across recorded history. Precipitation has occurred on 20% of recorded December 18th dates, with snow falling 13% of the time (heaviest snowfall: 5.6"). 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 18th in Reno, NV? Bring layers as temperatures can vary throughout the day.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
2025warmest60°39°50°
202453°32°43°
202342°34°38°1.12"
202229°17°23°
202136°20°28°
202044°25°34°
201943°24°33°
201853°34°43°
201749°24°36°
201632°16°24°
201557°35°46°
201450°31°40°
201348°28°38°
201232°20°26°
201151°21°36°
201043°31°37°0.43"
200943°26°34°
200838°22°
200747°34°40°0.13"
200631°10°20°
200542°30°36°2.62"5.5"
200439°26°33°
200344°25°34°
200237°20°28°
200152°28°40°
200044°23°34°
199952°35°43°
199859°27°43°
199740°26°33°0.03"0.2"
199641°24°33°
199538°24°31°
199449°28°38°
199339°26°33°
199231°19°
199152°27°39°0.18"0.7"
199049°20°34°
198952°17°34°
198840°25°32°0.28"1.6"
198741°14°28°0.43"2"
198646°22°34°
198548°17°33°
1984coldest28°10°19°
198350°26°38°
198245°21°33°
198154°31°42°
198058°29°43°
197960°12°36°
197832°26°29°1.22"5.6"
197738°23°30°0.23"2"
197651°10°31°
197545°27°
197441°17°29°
197350°22°36°
197251°22°36°0.1"
197137°23°
55 years of data from RENO WFO

Reno, NV Temperature Range by Month

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

20°40°60°80°100°JFMAMJJASOND
Avg high Avg low

Reno, NV Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"2.4"4.8"JFMAMJJASOND1.8"0"
Rain (in) Snow (in)

Reno, NV 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 Reno, NV

Reno, NV 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.

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