As of 03:38 MDT

Longmont, CO weather in April

70°

Longmont, Sunday, 9 August, 03:38

Partly cloudy. Feels like 68°. High 97°, low 69°.

Pressure29.85 inHg

Wind1 mph SW

Humidity37%

Visibility6.2 mi

Dew point42°

See detailed hourly forecast

In April, Longmont, CO averages a high of 58.4° and a low of 32.3°. About 2.7 inches of precipitation fall over the month (10 wet days). The record high is 83.7° (2012) and the record low -4° (1975). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	54.3°	28.4°	30%	80.2° (2012)	11.5° (1975)
2	54.1°	28.6°	40%	76.8° (2011)	-4° (1975)
3	51.6°	28.6°	45%	75° (2021)	6.6° (1975)
4	54°	26.6°	27%	75.6° (2021)	8.4° (1999)
5	57°	28.8°	18%	76.6° (2021)	7.9° (1964)
6	57.7°	29.5°	25%	77.4° (1991)	3° (1983)
7	57.7°	30.6°	15%	75.7° (1978)	-0° (1983)
8	58.3°	30.6°	15%	72.7° (2019)	2.5° (1983)
9	58.6°	30.2°	28%	75.9° (1977)	5.9° (1973)
10	56.8°	30.7°	32%	75.4° (1977)	0.5° (1973)
11	57.4°	31.3°	32%	81.9° (2023)	7° (2013)
12	57.9°	32°	32%	82.6° (2025)	2.5° (1997)
13	57.7°	30.9°	37%	80.4° (2006)	1.4° (1997)
14	60.1°	30.4°	22%	78.4° (2024)	3.9° (1983)
15	59.4°	32.5°	32%	79.2° (2002)	5.9° (1983)
16	58.6°	33.1°	33%	75.9° (2006)	13.3° (1983)
17	60.3°	32.9°	30%	80.8° (2006)	8.4° (2020)
18	59.5°	32.9°	28%	75.7° (2017)	6.6° (2013)
19	57.6°	34°	37%	77.2° (2022)	15.1° (2013)
20	57.7°	33.3°	40%	77.5° (1962)	9.9° (2021)
21	59.2°	33.1°	35%	80.1° (1989)	12.7° (1966)
22	60.1°	34.2°	35%	81.7° (2022)	23.2° (2021)
23	61.2°	35.1°	30%	79.5° (2012)	18.3° (2001)
24	61.3°	35.1°	32%	83.7° (2012)	9.7° (2013)
25	60.3°	36.3°	37%	78.3° (2012)	12.7° (2013)
26	61.2°	35.2°	42%	78.8° (1981)	20.7° (1997)
27	60.4°	35.6°	37%	76.6° (1992)	16.7° (1995)
28	62.2°	36.5°	35%	76.1° (1992)	23.9° (1984)
29	61.2°	36.5°	40%	79.9° (2007)	25.3° (2005)
30	59.7°	36.9°	50%	82° (1992)	14° (1960)