Monson, ME Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Monson, ME.

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Current Conditions — Monson, ME

GREENVILLE (KGNR)

NULL

37.9 F

Humidity:	85%
Wind Speed:	5.8 mph
Barometer:	in
Dewpoint:	34.0 F
Visibility:	NULL mi
Precip:	--
Heat Index:	NA
Wind Chill:	33.4 F

Apr 22 2026, 06:56 PM EDT

5-Day Forecast — Monson, ME

Wednesday

High 50 °F

Forecast Missing

Wednesday
Night

Low 35 °F

Rain Likely

Thursday

High 48 °F

Rain Showers Likely

Thursday
Night

Low 32 °F

Partly Cloudy

Friday

High 48 °F

Mostly Cloudy

Friday
Night

Low 30 °F

Partly Cloudy

Saturday

High 55 °F

Partly Sunny

Saturday
Night

Low 33 °F

Partly Cloudy

Sunday

High 57 °F

Partly Sunny

Detailed Forecast — Monson, ME

Wednesday

Chance of Rain. High near 50°F.

Wednesday Night

Rain Likely. Low around 35°F. Wind 0 to 5 mph, with gusts as high as 10 mph.

Thursday

Rain Showers Likely. High near 48°F. Wind 6 to 13 mph, with gusts as high as 23 mph.

Thursday Night

Partly Cloudy. Low around 32°F. Wind 7 to 10 mph, with gusts as high as 21 mph.

Friday

Mostly Cloudy. High near 48°F. Wind 9 to 12 mph, with gusts as high as 22 mph.

Friday Night

Partly Cloudy. Low around 30°F. Wind 3 to 6 mph, with gusts as high as 12 mph.

Saturday

Partly Sunny. High near 55°F. Wind 6 to 7 mph, with gusts as high as 14 mph.

Saturday Night

Partly Cloudy. Low around 33°F. Wind 1 to 2 mph, with gusts as high as 6 mph.

Sunday

Partly Sunny. High near 57°F. Wind 0 to 2 mph, with gusts as high as 6 mph.

Sunday Night

Mostly Cloudy. Low around 39°F.

Monday

Mostly Cloudy. High near 59°F. Wind 0 to 3 mph, with gusts as high as 7 mph.

Monday Night

Partly Cloudy. Low around 37°F. Wind 1 to 2 mph, with gusts as high as 7 mph.

Tuesday

Mostly Cloudy. High near 59°F. Wind 2 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

Chance of Rain. Low around 39°F. Wind 3 to 6 mph, with gusts as high as 14 mph.

Observation History — Monson, ME

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
06:56 PM EDT	5.8	NULL	NULL	--	37.9	34.0	85%	33.4	NA		M
05:56 PM EDT	4.7	NULL	NULL	--	39.9	34.0	79%	36.7	NA		M
04:56 PM EDT	6.9	NULL	NULL	--	42.1	32.0	67%	37.8	NA		M
03:56 PM EDT		NULL	NULL	--	43.0	30.0	60%	NA	NA		M
02:56 PM EDT	S 8.1	NULL	NULL	--	43.0	28.9	57%	38.1	NA		M
01:56 PM EDT	8.1 G 17.2	NULL	NULL	--	41.0	28.9	62%	35.8	NA		M
12:56 PM EDT	SE 8.1 G 16.1	NULL	NULL	--	39.0	30.0	70%	33.4	NA		M
11:56 AM EDT	8.1 G 17.2	NULL	NULL	--	37.0	28.9	72%	30.9	NA		M
10:56 AM EDT	8.1	NULL	NULL	--	35.1	28.0	75%	28.6	NA		M
09:56 AM EDT	5.8	NULL	NULL	--	34.0	28.0	79%	28.8	NA		M
08:56 AM EDT	SE 8.1	NULL	NULL	--	32.0	27.0	81%	24.8	NA		M
07:56 AM EDT	8.1	NULL	NULL	--	28.9	25.0	85%	21.0	NA		M
06:56 AM EDT	SE 6.9	NULL	NULL	--	28.0	24.1	85%	20.8	NA		M
05:56 AM EDT	SE 8.1	NULL	NULL	--	26.1	23.0	88%	17.6	NA		M
04:56 AM EDT	SE 4.7	NULL	NULL	--	25.0	21.9	88%	19.2	NA		M
03:56 AM EDT	SE 6.9	NULL	NULL	--	26.1	21.9	84%	18.3	NA		M
02:56 AM EDT	SE 6.9	NULL	NULL	--	27.0	21.9	81%	19.4	NA		M
01:56 AM EDT	SE 5.8	NULL	NULL	--	27.0	21.0	78%	20.3	NA		M
12:56 AM EDT	SE 5.8	NULL	NULL	--	27.0	19.9	75%	20.3	NA		M
11:56 PM EDT	SE 5.8	NULL	NULL	--	28.0	19.9	71%	21.7	NA		M
10:56 PM EDT	0.0	NULL	NULL	--	28.9	19.0	66%	NA	NA		M
09:56 PM EDT	SE 5.8	NULL	NULL	--	30.0	17.1	58%	24.1	NA		M
08:56 PM EDT	NE 3.4	NULL	NULL	--	30.9	15.1	51%	27.7	NA		M
07:56 PM EDT	3.4	NULL	NULL	--	33.1	14.0	45%	30.0	NA		M

Regional Weather Observation

	GREENVILLE (KGNR) NULL 37.9 F
	MILLINOCKET (KMLT) Cloudy 39.2 F

	WATERVILLE (KWVL) Light Rain 39.2 F
	BANGOR (KBGR) Light Rain 39.2 F

	AUGUSTA (KAUG) Light Rain 39.2 F
	ROCKLAND/KNOX (KRKD) Light Rain 39.2 F

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