Weather on March 20

Nampa, ID

55 Years of Data

Avg High
59°F
Avg Low
32°F
Warmest
1997
64°F avg
Coldest
1974
36°F avg

About This Date

March 20th in Nampa, ID typically brings cool spring weather, with average highs around 59°F and lows near 32°F — a 27°F daily swing. Over 45 years of records, the warmest March 20th was in 1997 (64°F average), while the coldest was 1974 (36°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 22% of March 20th dates historically, with the wettest March 20th recording 0.61" of rain.

Planning for March 20th in Nampa, ID? Bring layers as temperatures can vary throughout the day.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
201567°30°48°
201459°29°44°
201361°22°41°
201246°29°37°
201153°32°43°
201057°30°44°
200963°34°48°
200855°32°44°0.33"
200775°41°58°
200655°25°40°
200558°42°50°0.46"
200464°30°47°
200363°34°48°
200252°29°40°
200169°41°55°
200048°28°38°
199970°39°54°
199864°30°47°
1997warmest81°47°64°
199668°35°52°
199563°36°49°
199451°21°36°
199360°41°51°0.08"
199263°27°45°
199161°29°45°0.51"
199073°41°57°
198950°28°39°0.28"
198873°36°54°
198749°25°37°0.05"
198660°32°46°
198564°29°46°
198460°37°49°
198350°22°36°
198245°30°37°0.05"
198150°36°43°0.61"
198048°30°39°
197958°28°43°0.13"
197873°36°54°
197753°26°40°
197649°23°36°0.08"
197548°35°42°
1974coldest50°22°36°
197356°44°50°
197264°30°47°
197157°26°42°
45 years of data from NAMPA SUGAR FACTORY

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.