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Holiday weather history: Boise, ID

What Halloween, Thanksgiving, Christmas and New Year's Eve have actually been like at the Boise weather station over 31 years (1995–2025). For this year's forecast, check the National Weather Service forecast for this spot.

Quick answer for Halloween: typical high 58°F, low 34°F; rain or snow in 23% of years; dry and 50–80°F in 58%.

🎃 Halloween weather in Boise (Oct 31)

58°F / 34°Ftypical high / low

23%of years had rain or snow (≥0.01 in)

0%were soakers (≥0.25 in)

0%had measurable snowfall

58%were dry with a high of 50–80°F

Warmest Halloween: 74°F (2012). Coldest high: 34°F (2002); coldest low 13°F (2002). Wettest: 0.11 in (2010). The median Halloween high was 59°F in 1995–2009 and 58°F in 2010–2025 (-2°F; single-day values swing a lot, so treat this as a hint, not a trend).

Year	Date	High	Low	Precip
2025	10-31	59°F	33°F	0.00 in
2024	10-31	51°F	39°F	0.04 in
2023	10-31	56°F	29°F	0.00 in
2022	10-31	69°F	38°F	0.00 in
2021	10-31	56°F	40°F	0.00 in
2020	10-31	58°F	31°F	0.00 in
2019	10-31	43°F	21°F	0.00 in
2018	10-31	49°F	37°F	0.01 in
2017	10-31	57°F	29°F	0.00 in
2016	10-31	56°F	43°F	0.01 in

🦃 Thanksgiving weather in Boise (4th Thursday of Nov)

47°F / 31°Ftypical high / low

23%of years had rain or snow (≥0.01 in)

3%were soakers (≥0.25 in)

0%had measurable snowfall

6%had ≥1 in of snow on the ground

10%were dry with a high of 50–80°F

Warmest Thanksgiving: 66°F (2017). Coldest high: 23°F (2010); coldest low 7°F (2010). Wettest: 0.32 in (1999). The median Thanksgiving high was 47°F in 1995–2009 and 47°F in 2010–2025 (+0°F; single-day values swing a lot, so treat this as a hint, not a trend).

Year	Date	High	Low	Precip
2025	11-27	45°F	32°F	0.00 in
2024	11-28	42°F	25°F	0.00 in
2023	11-23	47°F	32°F	0.00 in
2022	11-24	46°F	25°F	0.00 in
2021	11-25	49°F	26°F	0.00 in
2020	11-26	43°F	27°F	0.00 in
2019	11-28	40°F	27°F	0.00 in
2018	11-22	56°F	33°F	0.07 in
2017	11-23	66°F	46°F	0.01 in
2016	11-24	49°F	31°F	0.00 in

🎄 Christmas Day weather in Boise (Dec 25)

37°F / 21°Ftypical high / low

32%of years had rain or snow (≥0.01 in)

10%were soakers (≥0.25 in)

23%had measurable snowfall

32%had ≥1 in of snow on the ground

3%were dry with a high of 50–80°F

Warmest Christmas Day: 59°F (2025). Coldest high: 22°F (1995); coldest low 8°F (2016). Wettest: 0.70 in (1996); snowiest: 6.1 in (1998). The median Christmas Day high was 37°F in 1995–2009 and 37°F in 2010–2025 (+0°F; single-day values swing a lot, so treat this as a hint, not a trend).

Year	Date	High	Low	Precip	Snow
2025	12-25	59°F	44°F	0.00 in	0
2024	12-25	42°F	31°F	0.00 in	0
2023	12-25	39°F	21°F	0.00 in	0
2022	12-25	31°F	26°F	0.04 in	0
2021	12-25	37°F	27°F	0.03 in	0.6 in
2020	12-25	43°F	21°F	0.00 in	0
2019	12-25	35°F	28°F	0.01 in	0.1 in
2018	12-25	44°F	28°F	0.00 in	0
2017	12-25	27°F	20°F	0.09 in	1.0 in
2016	12-25	26°F	8°F	0.00 in	0

🎆 New Year's Eve weather in Boise (Dec 31)

37°F / 26°Ftypical high / low

39%of years had rain or snow (≥0.01 in)

0%were soakers (≥0.25 in)

16%had measurable snowfall

23%had ≥1 in of snow on the ground

0%were dry with a high of 50–80°F

Warmest New Year's Eve: 58°F (1996). Coldest high: 19°F (2014); coldest low 8°F (2016). Wettest: 0.22 in (1998); snowiest: 3.0 in (2001). The median New Year's Eve high was 39°F in 1995–2009 and 36°F in 2010–2025 (-2°F; single-day values swing a lot, so treat this as a hint, not a trend).

Year	Date	High	Low	Precip	Snow
2025	12-31	42°F	26°F	0.00 in	0
2024	12-31	37°F	23°F	0.00 in	0
2023	12-31	47°F	27°F	0.00 in	0
2022	12-31	39°F	29°F	0.01 in	0
2021	12-31	30°F	9°F	0.00 in	0
2020	12-31	38°F	29°F	0.01 in	0.2 in
2019	12-31	40°F	32°F	0.01 in	0
2018	12-31	37°F	19°F	0.00 in	0
2017	12-31	36°F	19°F	0.00 in	0
2016	12-31	20°F	8°F	0.00 in	0

More for Boise: first snow & white Christmas odds · earliest sunset.

Station: GHCN-Daily USW00024131 (43.567, -116.241). Precip is the 24-hour station total for the day, so rain may have fallen outside party hours.