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Weather on October 31

Nampa, ID

55 Years of Data

Avg High
57°F
Avg Low
32°F
Warmest
1990
60°F avg
Coldest
1991
31°F avg

About This Date

October 31st in Nampa, ID typically brings cool fall weather, with average highs around 57°F and lows near 32°F — a 25°F daily swing. Over 44 years of records, the warmest October 31st was in 1990 (60°F average), while the coldest was 1991 (31°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 23% of October 31st dates historically, with the wettest October 31st recording 0.69" of rain.

Planning for October 31st in Nampa, ID? Bring layers as temperatures can vary throughout the day.

Warming Trend
0.7°F per decade on this date
YearHighLowAvgPrecipSnow
201469°41°55°
201354°34°44°0.05"
201272°45°58°
201167°33°50°0.13"
201058°34°46°0.18"
200953°35°44°
200866°38°52°
200761°28°44°
200646°16°31°
200557°33°45°
200451°30°41°0.69"
200347°23°35°
200247°15°31°
200155°45°50°0.23"
200055°38°46°
199967°36°51°
199855°24°40°
199766°41°54°0.03"
199650°30°40°
199554°24°39°
199455°26°41°
199358°26°42°
199258°38°48°0.41"
1991coldest40°22°31°
1990warmest73°47°60°
198953°25°39°
198868°31°49°
198770°42°56°
198659°35°47°
198557°30°44°
198446°26°36°
198367°46°56°
198251°29°40°
198159°34°46°
198054°27°40°
197952°27°39°
197816°
197755°31°43°0.05"
197662°29°45°
197556°35°45°
197456°46°51°
197365°43°54°0.03"
197247°22°34°
197147°28°37°0.38"
44 years of data from NAMPA SUGAR FACTORY

Nampa, ID 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

Nampa, ID Monthly Precipitation

Average rainfall and snowfall per month, in inches.

0"2.1"4.1"JFMAMJJASOND1.6"0"
Rain (in) Snow (in)

Nampa, ID 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 Nampa, ID

Nampa, ID 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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