Dover weather in June: Dover, Delaware: normal highs, lows, rain and records for June
Dover in June has a normal high of 83°F and a normal low of 64°F, a daily mean of 73°F, rising from 78°F on the 1st to 86°F by the 30th. Measurable precipitation falls on 9 days in a normal June, 4.56 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 28°C and low of 18°C, 116 mm of precipitation in June.
- NOAA stationDover
- Station IDUSC00072730
- Location39.15°N 75.51°W
- Elevation30 ft (9 m)
- Population40,191
- Jan 44° 28°
- Feb 47° 29°
- Mar 55° 35°
- Apr 66° 45°
- May 74° 54°
- Jun 83° 64°
- Jul 87° 69°
- Aug 85° 67°
- Sep 79° 61°
- Oct 69° 50°
- Nov 58° 39°
- Dec 49° 32°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Dover in June?
The normal high is 83°F and the normal low 64°F, for a daily mean of 73.2°F. June is 8.8°F warmer than May and 4.7°F cooler than July. June is the 3rd warmest month of the year in Dover and the 2nd wettest. Across the month the normal high rises 8°F, from 78°F on June 1 to 86°F on June 30. From one year to the next June's mean temperature typically moves about 1.9°F either way (NOAA's standard deviation), so roughly two Junes in three average between 71°F and 75°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 34%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| June 1 | 78°F | 59°F | 34% | 23% |
| June 8 | 81°F | 62°F | 32% | 22% |
| June 15 | 83°F | 64°F | 31% | 22% |
| June 22 | 85°F | 66°F | 29% | 21% |
| June 30 | 86°F | 68°F | 28% | 21% |
Every day of June: normal high, low and chance of precipitation (warmest afternoon June 30, coldest night June 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| June 1 | 78°F | 59°F | 34% | 23% | 14 h 40 min |
| June 2 | 79°F | 60°F | 33% | 23% | 14 h 40 min |
| June 3 | 79°F | 60°F | 33% | 23% | 14 h 50 min |
| June 4 | 79°F | 60°F | 33% | 23% | 14 h 50 min |
| June 5 | 80°F | 61°F | 33% | 23% | 14 h 50 min |
| June 6 | 80°F | 61°F | 33% | 23% | 14 h 50 min |
| June 7 | 80°F | 61°F | 33% | 23% | 14 h 50 min |
| June 8 | 81°F | 62°F | 32% | 22% | 14 h 50 min |
| June 9 | 81°F | 62°F | 32% | 22% | 14 h 50 min |
| June 10 | 81°F | 62°F | 32% | 22% | 14 h 50 min |
| June 11 | 82°F | 63°F | 32% | 22% | 14 h 50 min |
| June 12 | 82°F | 63°F | 32% | 22% | 14 h 50 min |
| June 13 | 82°F | 63°F | 31% | 22% | 14 h 50 min |
| June 14 | 82°F | 64°F | 31% | 22% | 14 h 50 min |
| June 15 | 83°F | 64°F | 31% | 22% | 14 h 50 min |
| June 16 | 83°F | 64°F | 31% | 22% | 14 h 50 min |
| June 17 | 83°F | 64°F | 30% | 22% | 14 h 50 min |
| June 18 | 84°F | 65°F | 30% | 22% | 15 h |
| June 19 | 84°F | 65°F | 30% | 22% | 15 h |
| June 20 | 84°F | 65°F | 30% | 22% | 15 h |
| June 21 | 85°F | 66°F | 30% | 21% | 15 h |
| June 22 | 85°F | 66°F | 29% | 21% | 15 h |
| June 23 | 85°F | 66°F | 29% | 21% | 15 h |
| June 24 | 85°F | 66°F | 29% | 21% | 15 h |
| June 25 | 85°F | 67°F | 29% | 21% | 15 h |
| June 26 | 86°F | 67°F | 28% | 21% | 15 h |
| June 27 | 86°F | 67°F | 28% | 21% | 14 h 50 min |
| June 28 | 86°F | 67°F | 28% | 21% | 14 h 50 min |
| June 29 | 86°F | 68°F | 28% | 21% | 14 h 50 min |
| June 30 | 86°F | 68°F | 28% | 21% | 14 h 50 min |
- Normal high
- 83°FJune average
- Normal low
- 64°FJune average
- Precipitation
- 4.56 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 5
- Daylight
- 14 h 40 min to 14 h 50 minJune 1 to June 30
- Days at 70°F or more
- 29
- Days at 80°F or more
- 21
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00072730; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Dover in June?
On a given June day the chance of 0.01 inch or more is 31% on average, highest around June 1 (34%). In all, 4.56 in falls on 9 days of a normal June, 1 of them with an inch or more.
In a normal June in Dover, 5 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00072730.
What are the records for June in Dover?
The warmest June temperature on this station's record (since 1893) is 101°F, on June 12, 1914; the coldest is 41°F, on June 1, 1938. The wettest June brought 10.19 in (2015).
The June mean against the 1991-2020 normal of 73.2°F: 2022 74.1°F (+0.9), 2023 71.3°F (−2.0), 2024 76.7°F (+3.5), 2025 75.0°F (+1.8), 2026 75.6°F (+2.4). 4 of 5 ran warmer than normal.
| June | Mean | Against normal | Precip. |
|---|---|---|---|
| 2022 | 74.1°F | +0.9°F | 1.26 in |
| 2023 | 71.3°F | −2.0°F | 3.33 in |
| 2024 | 76.7°F | +3.5°F | – |
| 2025 | 75.0°F | +1.8°F | 2.92 in |
| 2026 | 75.6°F | +2.4°F | 1.03 in |
Source: records: ACIS, station USC00072730; recent months: ACIS, station USC00072730. Records and recent months use complete months only.
How does June in Dover compare across Delaware?
Across the 6 places PlainClimate covers in Delaware, June normal highs run from 82°F in Greenwood to 84°F in Newark; Dover's is 83°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.